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e,r;this.length>t.length?(e=this,r=t):(e=t,r=this);for(var n=0;n<r.length;n++)this.words[n]=e.words[n]^r.words[n];if(this!==e)for(;n<e.length;n++)this.words[n]=e.words[n];return this.length=e.length,this.strip()},o.prototype.ixor=function(t){return n(0==(this.negative|t.negative)),this.iuxor(t)},o.prototype.xor=function(t){return this.length>t.length?this.clone().ixor(t):t.clone().ixor(this)},o.prototype.uxor=function(t){return this.length>t.length?this.clone().iuxor(t):t.clone().iuxor(this)},o.prototype.inotn=function(t){n("number"==typeof t&&t>=0);var e=0|Math.ceil(t/26),r=t%26;this._expand(e),r>0&&e--;for(var i=0;i<e;i++)this.words[i]=67108863&~this.words[i];return r>0&&(this.words[i]=~this.words[i]&67108863>>26-r),this.strip()},o.prototype.notn=function(t){return this.clone().inotn(t)},o.prototype.setn=function(t,e){n("number"==typeof t&&t>=0);var r=t/26|0,i=t%26;return this._expand(r+1),this.words[r]=e?this.words[r]|1<<i:this.words[r]&~(1<<i),this.strip()},o.prototype.iadd=function(t){var e,r,n;if(0!==this.negative&&0===t.negative)return this.negative=0,e=this.isub(t),this.negative^=1,this._normSign();if(0===this.negative&&0!==t.negative)return t.negative=0,e=this.isub(t),t.negative=1,e._normSign();this.length>t.length?(r=this,n=t):(r=t,n=this);for(var i=0,o=0;o<n.length;o++)e=(0|r.words[o])+(0|n.words[o])+i,this.words[o]=67108863&e,i=e>>>26;for(;0!==i&&o<r.length;o++)e=(0|r.words[o])+i,this.words[o]=67108863&e,i=e>>>26;if(this.length=r.length,0!==i)this.words[this.length]=i,this.length++;else if(r!==this)for(;o<r.length;o++)this.words[o]=r.words[o];return this},o.prototype.add=function(t){var e;return 0!==t.negative&&0===this.negative?(t.negative=0,e=this.sub(t),t.negative^=1,e):0===t.negative&&0!==this.negative?(this.negative=0,e=t.sub(this),this.negative=1,e):this.length>t.length?this.clone().iadd(t):t.clone().iadd(this)},o.prototype.isub=function(t){if(0!==t.negative){t.negative=0;var e=this.iadd(t);return t.negative=1,e._normSign()}if(0!==this.negative)return this.negative=0,this.iadd(t),this.negative=1,this._normSign();var r,n,i=this.cmp(t);if(0===i)return this.negative=0,this.length=1,this.words[0]=0,this;i>0?(r=this,n=t):(r=t,n=this);for(var o=0,a=0;a<n.length;a++)o=(e=(0|r.words[a])-(0|n.words[a])+o)>>26,this.words[a]=67108863&e;for(;0!==o&&a<r.length;a++)o=(e=(0|r.words[a])+o)>>26,this.words[a]=67108863&e;if(0===o&&a<r.length&&r!==this)for(;a<r.length;a++)this.words[a]=r.words[a];return this.length=Math.max(this.length,a),r!==this&&(this.negative=1),this.strip()},o.prototype.sub=function(t){return this.clone().isub(t)};var p=function(t,e,r){var n,i,o,a=t.words,s=e.words,u=r.words,c=0,h=0|a[0],l=8191&h,f=h>>>13,p=0|a[1],d=8191&p,m=p>>>13,v=0|a[2],g=8191&v,y=v>>>13,x=0|a[3],w=8191&x,b=x>>>13,M=0|a[4],_=8191&M,E=M>>>13,S=0|a[5],A=8191&S,T=S>>>13,L=0|a[6],R=8191&L,C=L>>>13,P=0|a[7],I=8191&P,N=P>>>13,F=0|a[8],U=8191&F,O=F>>>13,D=0|a[9],k=8191&D,B=D>>>13,z=0|s[0],j=8191&z,G=z>>>13,V=0|s[1],H=8191&V,W=V>>>13,Y=0|s[2],X=8191&Y,q=Y>>>13,Z=0|s[3],J=8191&Z,Q=Z>>>13,K=0|s[4],$=8191&K,tt=K>>>13,et=0|s[5],rt=8191&et,nt=et>>>13,it=0|s[6],ot=8191&it,at=it>>>13,st=0|s[7],ut=8191&st,ct=st>>>13,ht=0|s[8],lt=8191&ht,ft=ht>>>13,pt=0|s[9],dt=8191&pt,mt=pt>>>13;r.negative=t.negative^e.negative,r.length=19;var vt=(c+(n=Math.imul(l,j))|0)+((8191&(i=(i=Math.imul(l,G))+Math.imul(f,j)|0))<<13)|0;c=((o=Math.imul(f,G))+(i>>>13)|0)+(vt>>>26)|0,vt&=67108863,n=Math.imul(d,j),i=(i=Math.imul(d,G))+Math.imul(m,j)|0,o=Math.imul(m,G);var gt=(c+(n=n+Math.imul(l,H)|0)|0)+((8191&(i=(i=i+Math.imul(l,W)|0)+Math.imul(f,H)|0))<<13)|0;c=((o=o+Math.imul(f,W)|0)+(i>>>13)|0)+(gt>>>26)|0,gt&=67108863,n=Math.imul(g,j),i=(i=Math.imul(g,G))+Math.imul(y,j)|0,o=Math.imul(y,G),n=n+Math.imul(d,H)|0,i=(i=i+Math.imul(d,W)|0)+Math.imul(m,H)|0,o=o+Math.imul(m,W)|0;var yt=(c+(n=n+Math.imul(l,X)|0)|0)+((8191&(i=(i=i+Math.imul(l,q)|0)+Math.imul(f,X)|0))<<13)|0;c=((o=o+Math.imul(f,q)|0)+(i>>>13)|0)+(yt>>>26)|0,yt&=67108863,n=Math.imul(w,j),i=(i=Math.imul(w,G))+Math.imul(b,j)|0,o=Math.imul(b,G),n=n+Math.imul(g,H)|0,i=(i=i+Math.imul(g,W)|0)+Math.imul(y,H)|0,o=o+Math.imul(y,W)|0,n=n+Math.imul(d,X)|0,i=(i=i+Math.imul(d,q)|0)+Math.imul(m,X)|0,o=o+Math.imul(m,q)|0;var xt=(c+(n=n+Math.imul(l,J)|0)|0)+((8191&(i=(i=i+Math.imul(l,Q)|0)+Math.imul(f,J)|0))<<13)|0;c=((o=o+Math.imul(f,Q)|0)+(i>>>13)|0)+(xt>>>26)|0,xt&=67108863,n=Math.imul(_,j),i=(i=Math.imul(_,G))+Math.imul(E,j)|0,o=Math.imul(E,G),n=n+Math.imul(w,H)|0,i=(i=i+Math.imul(w,W)|0)+Math.imul(b,H)|0,o=o+Math.imul(b,W)|0,n=n+Math.imul(g,X)|0,i=(i=i+Math.imul(g,q)|0)+Math.imul(y,X)|0,o=o+Math.imul(y,q)|0,n=n+Math.imul(d,J)|0,i=(i=i+Math.imul(d,Q)|0)+Math.imul(m,J)|0,o=o+Math.imul(m,Q)|0;var wt=(c+(n=n+Math.imul(l,$)|0)|0)+((8191&(i=(i=i+Math.imul(l,tt)|0)+Math.imul(f,$)|0))<<13)|0;c=((o=o+Math.imul(f,tt)|0)+(i>>>13)|0)+(wt>>>26)|0,wt&=67108863,n=Math.imul(A,j),i=(i=Math.imul(A,G))+Math.imul(T,j)|0,o=Math.imul(T,G),n=n+Math.imul(_,H)|0,i=(i=i+Math.imul(_,W)|0)+Math.imul(E,H)|0,o=o+Math.imul(E,W)|0,n=n+Math.imul(w,X)|0,i=(i=i+Math.imul(w,q)|0)+Math.imul(b,X)|0,o=o+Math.imul(b,q)|0,n=n+Math.imul(g,J)|0,i=(i=i+Math.imul(g,Q)|0)+Math.imul(y,J)|0,o=o+Math.imul(y,Q)|0,n=n+Math.imul(d,$)|0,i=(i=i+Math.imul(d,tt)|0)+Math.imul(m,$)|0,o=o+Math.imul(m,tt)|0;var bt=(c+(n=n+Math.imul(l,rt)|0)|0)+((8191&(i=(i=i+Math.imul(l,nt)|0)+Math.imul(f,rt)|0))<<13)|0;c=((o=o+Math.imul(f,nt)|0)+(i>>>13)|0)+(bt>>>26)|0,bt&=67108863,n=Math.imul(R,j),i=(i=Math.imul(R,G))+Math.imul(C,j)|0,o=Math.imul(C,G),n=n+Math.imul(A,H)|0,i=(i=i+Math.imul(A,W)|0)+Math.imul(T,H)|0,o=o+Math.imul(T,W)|0,n=n+Math.imul(_,X)|0,i=(i=i+Math.imul(_,q)|0)+Math.imul(E,X)|0,o=o+Math.imul(E,q)|0,n=n+Math.imul(w,J)|0,i=(i=i+Math.imul(w,Q)|0)+Math.imul(b,J)|0,o=o+Math.imul(b,Q)|0,n=n+Math.imul(g,$)|0,i=(i=i+Math.imul(g,tt)|0)+Math.imul(y,$)|0,o=o+Math.imul(y,tt)|0,n=n+Math.imul(d,rt)|0,i=(i=i+Math.imul(d,nt)|0)+Math.imul(m,rt)|0,o=o+Math.imul(m,nt)|0;var Mt=(c+(n=n+Math.imul(l,ot)|0)|0)+((8191&(i=(i=i+Math.imul(l,at)|0)+Math.imul(f,ot)|0))<<13)|0;c=((o=o+Math.imul(f,at)|0)+(i>>>13)|0)+(Mt>>>26)|0,Mt&=67108863,n=Math.imul(I,j),i=(i=Math.imul(I,G))+Math.imul(N,j)|0,o=Math.imul(N,G),n=n+Math.imul(R,H)|0,i=(i=i+Math.imul(R,W)|0)+Math.imul(C,H)|0,o=o+Math.imul(C,W)|0,n=n+Math.imul(A,X)|0,i=(i=i+Math.imul(A,q)|0)+Math.imul(T,X)|0,o=o+Math.imul(T,q)|0,n=n+Math.imul(_,J)|0,i=(i=i+Math.imul(_,Q)|0)+Math.imul(E,J)|0,o=o+Math.imul(E,Q)|0,n=n+Math.imul(w,$)|0,i=(i=i+Math.imul(w,tt)|0)+Math.imul(b,$)|0,o=o+Math.imul(b,tt)|0,n=n+Math.imul(g,rt)|0,i=(i=i+Math.imul(g,nt)|0)+Math.imul(y,rt)|0,o=o+Math.imul(y,nt)|0,n=n+Math.imul(d,ot)|0,i=(i=i+Math.imul(d,at)|0)+Math.imul(m,ot)|0,o=o+Math.imul(m,at)|0;var _t=(c+(n=n+Math.imul(l,ut)|0)|0)+((8191&(i=(i=i+Math.imul(l,ct)|0)+Math.imul(f,ut)|0))<<13)|0;c=((o=o+Math.imul(f,ct)|0)+(i>>>13)|0)+(_t>>>26)|0,_t&=67108863,n=Math.imul(U,j),i=(i=Math.imul(U,G))+Math.imul(O,j)|0,o=Math.imul(O,G),n=n+Math.imul(I,H)|0,i=(i=i+Math.imul(I,W)|0)+Math.imul(N,H)|0,o=o+Math.imul(N,W)|0,n=n+Math.imul(R,X)|0,i=(i=i+Math.imul(R,q)|0)+Math.imul(C,X)|0,o=o+Math.imul(C,q)|0,n=n+Math.imul(A,J)|0,i=(i=i+Math.imul(A,Q)|0)+Math.imul(T,J)|0,o=o+Math.imul(T,Q)|0,n=n+Math.imul(_,$)|0,i=(i=i+Math.imul(_,tt)|0)+Math.imul(E,$)|0,o=o+Math.imul(E,tt)|0,n=n+Math.imul(w,rt)|0,i=(i=i+Math.imul(w,nt)|0)+Math.imul(b,rt)|0,o=o+Math.imul(b,nt)|0,n=n+Math.imul(g,ot)|0,i=(i=i+Math.imul(g,at)|0)+Math.imul(y,ot)|0,o=o+Math.imul(y,at)|0,n=n+Math.imul(d,ut)|0,i=(i=i+Math.imul(d,ct)|0)+Math.imul(m,ut)|0,o=o+Math.imul(m,ct)|0;var Et=(c+(n=n+Math.imul(l,lt)|0)|0)+((8191&(i=(i=i+Math.imul(l,ft)|0)+Math.imul(f,lt)|0))<<13)|0;c=((o=o+Math.imul(f,ft)|0)+(i>>>13)|0)+(Et>>>26)|0,Et&=67108863,n=Math.imul(k,j),i=(i=Math.imul(k,G))+Math.imul(B,j)|0,o=Math.imul(B,G),n=n+Math.imul(U,H)|0,i=(i=i+Math.imul(U,W)|0)+Math.imul(O,H)|0,o=o+Math.imul(O,W)|0,n=n+Math.imul(I,X)|0,i=(i=i+Math.imul(I,q)|0)+Math.imul(N,X)|0,o=o+Math.imul(N,q)|0,n=n+Math.imul(R,J)|0,i=(i=i+Math.imul(R,Q)|0)+Math.imul(C,J)|0,o=o+Math.imul(C,Q)|0,n=n+Math.imul(A,$)|0,i=(i=i+Math.imul(A,tt)|0)+Math.imul(T,$)|0,o=o+Math.imul(T,tt)|0,n=n+Math.imul(_,rt)|0,i=(i=i+Math.imul(_,nt)|0)+Math.imul(E,rt)|0,o=o+Math.imul(E,nt)|0,n=n+Math.imul(w,ot)|0,i=(i=i+Math.imul(w,at)|0)+Math.imul(b,ot)|0,o=o+Math.imul(b,at)|0,n=n+Math.imul(g,ut)|0,i=(i=i+Math.imul(g,ct)|0)+Math.imul(y,ut)|0,o=o+Math.imul(y,ct)|0,n=n+Math.imul(d,lt)|0,i=(i=i+Math.imul(d,ft)|0)+Math.imul(m,lt)|0,o=o+Math.imul(m,ft)|0;var St=(c+(n=n+Math.imul(l,dt)|0)|0)+((8191&(i=(i=i+Math.imul(l,mt)|0)+Math.imul(f,dt)|0))<<13)|0;c=((o=o+Math.imul(f,mt)|0)+(i>>>13)|0)+(St>>>26)|0,St&=67108863,n=Math.imul(k,H),i=(i=Math.imul(k,W))+Math.imul(B,H)|0,o=Math.imul(B,W),n=n+Math.imul(U,X)|0,i=(i=i+Math.imul(U,q)|0)+Math.imul(O,X)|0,o=o+Math.imul(O,q)|0,n=n+Math.imul(I,J)|0,i=(i=i+Math.imul(I,Q)|0)+Math.imul(N,J)|0,o=o+Math.imul(N,Q)|0,n=n+Math.imul(R,$)|0,i=(i=i+Math.imul(R,tt)|0)+Math.imul(C,$)|0,o=o+Math.imul(C,tt)|0,n=n+Math.imul(A,rt)|0,i=(i=i+Math.imul(A,nt)|0)+Math.imul(T,rt)|0,o=o+Math.imul(T,nt)|0,n=n+Math.imul(_,ot)|0,i=(i=i+Math.imul(_,at)|0)+Math.imul(E,ot)|0,o=o+Math.imul(E,at)|0,n=n+Math.imul(w,ut)|0,i=(i=i+Math.imul(w,ct)|0)+Math.imul(b,ut)|0,o=o+Math.imul(b,ct)|0,n=n+Math.imul(g,lt)|0,i=(i=i+Math.imul(g,ft)|0)+Math.imul(y,lt)|0,o=o+Math.imul(y,ft)|0;var At=(c+(n=n+Math.imul(d,dt)|0)|0)+((8191&(i=(i=i+Math.imul(d,mt)|0)+Math.imul(m,dt)|0))<<13)|0;c=((o=o+Math.imul(m,mt)|0)+(i>>>13)|0)+(At>>>26)|0,At&=67108863,n=Math.imul(k,X),i=(i=Math.imul(k,q))+Math.imul(B,X)|0,o=Math.imul(B,q),n=n+Math.imul(U,J)|0,i=(i=i+Math.imul(U,Q)|0)+Math.imul(O,J)|0,o=o+Math.imul(O,Q)|0,n=n+Math.imul(I,$)|0,i=(i=i+Math.imul(I,tt)|0)+Math.imul(N,$)|0,o=o+Math.imul(N,tt)|0,n=n+Math.imul(R,rt)|0,i=(i=i+Math.imul(R,nt)|0)+Math.imul(C,rt)|0,o=o+Math.imul(C,nt)|0,n=n+Math.imul(A,ot)|0,i=(i=i+Math.imul(A,at)|0)+Math.imul(T,ot)|0,o=o+Math.imul(T,at)|0,n=n+Math.imul(_,ut)|0,i=(i=i+Math.imul(_,ct)|0)+Math.imul(E,ut)|0,o=o+Math.imul(E,ct)|0,n=n+Math.imul(w,lt)|0,i=(i=i+Math.imul(w,ft)|0)+Math.imul(b,lt)|0,o=o+Math.imul(b,ft)|0;var Tt=(c+(n=n+Math.imul(g,dt)|0)|0)+((8191&(i=(i=i+Math.imul(g,mt)|0)+Math.imul(y,dt)|0))<<13)|0;c=((o=o+Math.imul(y,mt)|0)+(i>>>13)|0)+(Tt>>>26)|0,Tt&=67108863,n=Math.imul(k,J),i=(i=Math.imul(k,Q))+Math.imul(B,J)|0,o=Math.imul(B,Q),n=n+Math.imul(U,$)|0,i=(i=i+Math.imul(U,tt)|0)+Math.imul(O,$)|0,o=o+Math.imul(O,tt)|0,n=n+Math.imul(I,rt)|0,i=(i=i+Math.imul(I,nt)|0)+Math.imul(N,rt)|0,o=o+Math.imul(N,nt)|0,n=n+Math.imul(R,ot)|0,i=(i=i+Math.imul(R,at)|0)+Math.imul(C,ot)|0,o=o+Math.imul(C,at)|0,n=n+Math.imul(A,ut)|0,i=(i=i+Math.imul(A,ct)|0)+Math.imul(T,ut)|0,o=o+Math.imul(T,ct)|0,n=n+Math.imul(_,lt)|0,i=(i=i+Math.imul(_,ft)|0)+Math.imul(E,lt)|0,o=o+Math.imul(E,ft)|0;var Lt=(c+(n=n+Math.imul(w,dt)|0)|0)+((8191&(i=(i=i+Math.imul(w,mt)|0)+Math.imul(b,dt)|0))<<13)|0;c=((o=o+Math.imul(b,mt)|0)+(i>>>13)|0)+(Lt>>>26)|0,Lt&=67108863,n=Math.imul(k,$),i=(i=Math.imul(k,tt))+Math.imul(B,$)|0,o=Math.imul(B,tt),n=n+Math.imul(U,rt)|0,i=(i=i+Math.imul(U,nt)|0)+Math.imul(O,rt)|0,o=o+Math.imul(O,nt)|0,n=n+Math.imul(I,ot)|0,i=(i=i+Math.imul(I,at)|0)+Math.imul(N,ot)|0,o=o+Math.imul(N,at)|0,n=n+Math.imul(R,ut)|0,i=(i=i+Math.imul(R,ct)|0)+Math.imul(C,ut)|0,o=o+Math.imul(C,ct)|0,n=n+Math.imul(A,lt)|0,i=(i=i+Math.imul(A,ft)|0)+Math.imul(T,lt)|0,o=o+Math.imul(T,ft)|0;var Rt=(c+(n=n+Math.imul(_,dt)|0)|0)+((8191&(i=(i=i+Math.imul(_,mt)|0)+Math.imul(E,dt)|0))<<13)|0;c=((o=o+Math.imul(E,mt)|0)+(i>>>13)|0)+(Rt>>>26)|0,Rt&=67108863,n=Math.imul(k,rt),i=(i=Math.imul(k,nt))+Math.imul(B,rt)|0,o=Math.imul(B,nt),n=n+Math.imul(U,ot)|0,i=(i=i+Math.imul(U,at)|0)+Math.imul(O,ot)|0,o=o+Math.imul(O,at)|0,n=n+Math.imul(I,ut)|0,i=(i=i+Math.imul(I,ct)|0)+Math.imul(N,ut)|0,o=o+Math.imul(N,ct)|0,n=n+Math.imul(R,lt)|0,i=(i=i+Math.imul(R,ft)|0)+Math.imul(C,lt)|0,o=o+Math.imul(C,ft)|0;var Ct=(c+(n=n+Math.imul(A,dt)|0)|0)+((8191&(i=(i=i+Math.imul(A,mt)|0)+Math.imul(T,dt)|0))<<13)|0;c=((o=o+Math.imul(T,mt)|0)+(i>>>13)|0)+(Ct>>>26)|0,Ct&=67108863,n=Math.imul(k,ot),i=(i=Math.imul(k,at))+Math.imul(B,ot)|0,o=Math.imul(B,at),n=n+Math.imul(U,ut)|0,i=(i=i+Math.imul(U,ct)|0)+Math.imul(O,ut)|0,o=o+Math.imul(O,ct)|0,n=n+Math.imul(I,lt)|0,i=(i=i+Math.imul(I,ft)|0)+Math.imul(N,lt)|0,o=o+Math.imul(N,ft)|0;var Pt=(c+(n=n+Math.imul(R,dt)|0)|0)+((8191&(i=(i=i+Math.imul(R,mt)|0)+Math.imul(C,dt)|0))<<13)|0;c=((o=o+Math.imul(C,mt)|0)+(i>>>13)|0)+(Pt>>>26)|0,Pt&=67108863,n=Math.imul(k,ut),i=(i=Math.imul(k,ct))+Math.imul(B,ut)|0,o=Math.imul(B,ct),n=n+Math.imul(U,lt)|0,i=(i=i+Math.imul(U,ft)|0)+Math.imul(O,lt)|0,o=o+Math.imul(O,ft)|0;var It=(c+(n=n+Math.imul(I,dt)|0)|0)+((8191&(i=(i=i+Math.imul(I,mt)|0)+Math.imul(N,dt)|0))<<13)|0;c=((o=o+Math.imul(N,mt)|0)+(i>>>13)|0)+(It>>>26)|0,It&=67108863,n=Math.imul(k,lt),i=(i=Math.imul(k,ft))+Math.imul(B,lt)|0,o=Math.imul(B,ft);var Nt=(c+(n=n+Math.imul(U,dt)|0)|0)+((8191&(i=(i=i+Math.imul(U,mt)|0)+Math.imul(O,dt)|0))<<13)|0;c=((o=o+Math.imul(O,mt)|0)+(i>>>13)|0)+(Nt>>>26)|0,Nt&=67108863;var Ft=(c+(n=Math.imul(k,dt))|0)+((8191&(i=(i=Math.imul(k,mt))+Math.imul(B,dt)|0))<<13)|0;return c=((o=Math.imul(B,mt))+(i>>>13)|0)+(Ft>>>26)|0,Ft&=67108863,u[0]=vt,u[1]=gt,u[2]=yt,u[3]=xt,u[4]=wt,u[5]=bt,u[6]=Mt,u[7]=_t,u[8]=Et,u[9]=St,u[10]=At,u[11]=Tt,u[12]=Lt,u[13]=Rt,u[14]=Ct,u[15]=Pt,u[16]=It,u[17]=Nt,u[18]=Ft,0!==c&&(u[19]=c,r.length++),r};function d(t,e,r){return(new m).mulp(t,e,r)}function m(t,e){this.x=t,this.y=e}Math.imul||(p=f),o.prototype.mulTo=function(t,e){var r=this.length+t.length;return 10===this.length&&10===t.length?p(this,t,e):r<63?f(this,t,e):r<1024?function(t,e,r){r.negative=e.negative^t.negative,r.length=t.length+e.length;for(var n=0,i=0,o=0;o<r.length-1;o++){var a=i;i=0;for(var s=67108863&n,u=Math.min(o,e.length-1),c=Math.max(0,o-t.length+1);c<=u;c++){var h=o-c,l=(0|t.words[h])*(0|e.words[c]),f=67108863&l;s=67108863&(f=f+s|0),i+=(a=(a=a+(l/67108864|0)|0)+(f>>>26)|0)>>>26,a&=67108863}r.words[o]=s,n=a,a=i}return 0!==n?r.words[o]=n:r.length--,r.strip()}(this,t,e):d(this,t,e)},m.prototype.makeRBT=function(t){for(var e=new Array(t),r=o.prototype._countBits(t)-1,n=0;n<t;n++)e[n]=this.revBin(n,r,t);return e},m.prototype.revBin=function(t,e,r){if(0===t||t===r-1)return t;for(var n=0,i=0;i<e;i++)n|=(1&t)<<e-i-1,t>>=1;return n},m.prototype.permute=function(t,e,r,n,i,o){for(var a=0;a<o;a++)n[a]=e[t[a]],i[a]=r[t[a]]},m.prototype.transform=function(t,e,r,n,i,o){this.permute(o,t,e,r,n,i);for(var a=1;a<i;a<<=1)for(var s=a<<1,u=Math.cos(2*Math.PI/s),c=Math.sin(2*Math.PI/s),h=0;h<i;h+=s)for(var l=u,f=c,p=0;p<a;p++){var d=r[h+p],m=n[h+p],v=r[h+p+a],g=n[h+p+a],y=l*v-f*g;g=l*g+f*v,v=y,r[h+p]=d+v,n[h+p]=m+g,r[h+p+a]=d-v,n[h+p+a]=m-g,p!==s&&(y=u*l-c*f,f=u*f+c*l,l=y)}},m.prototype.guessLen13b=function(t,e){var r=1|Math.max(e,t),n=1&r,i=0;for(r=r/2|0;r;r>>>=1)i++;return 1<<i+1+n},m.prototype.conjugate=function(t,e,r){if(!(r<=1))for(var n=0;n<r/2;n++){var i=t[n];t[n]=t[r-n-1],t[r-n-1]=i,i=e[n],e[n]=-e[r-n-1],e[r-n-1]=-i}},m.prototype.normalize13b=function(t,e){for(var r=0,n=0;n<e/2;n++){var i=8192*Math.round(t[2*n+1]/e)+Math.round(t[2*n]/e)+r;t[n]=67108863&i,r=i<67108864?0:i/67108864|0}return t},m.prototype.convert13b=function(t,e,r,i){for(var o=0,a=0;a<e;a++)o+=0|t[a],r[2*a]=8191&o,o>>>=13,r[2*a+1]=8191&o,o>>>=13;for(a=2*e;a<i;++a)r[a]=0;n(0===o),n(0==(-8192&o))},m.prototype.stub=function(t){for(var e=new Array(t),r=0;r<t;r++)e[r]=0;return e},m.prototype.mulp=function(t,e,r){var n=2*this.guessLen13b(t.length,e.length),i=this.makeRBT(n),o=this.stub(n),a=new Array(n),s=new Array(n),u=new Array(n),c=new Array(n),h=new Array(n),l=new Array(n),f=r.words;f.length=n,this.convert13b(t.words,t.length,a,n),this.convert13b(e.words,e.length,c,n),this.transform(a,o,s,u,n,i),this.transform(c,o,h,l,n,i);for(var p=0;p<n;p++){var d=s[p]*h[p]-u[p]*l[p];u[p]=s[p]*l[p]+u[p]*h[p],s[p]=d}return this.conjugate(s,u,n),this.transform(s,u,f,o,n,i),this.conjugate(f,o,n),this.normalize13b(f,n),r.negative=t.negative^e.negative,r.length=t.length+e.length,r.strip()},o.prototype.mul=function(t){var e=new o(null);return e.words=new Array(this.length+t.length),this.mulTo(t,e)},o.prototype.mulf=function(t){var e=new o(null);return e.words=new Array(this.length+t.length),d(this,t,e)},o.prototype.imul=function(t){return this.clone().mulTo(t,this)},o.prototype.imuln=function(t){n("number"==typeof t),n(t<67108864);for(var e=0,r=0;r<this.length;r++){var i=(0|this.words[r])*t,o=(67108863&i)+(67108863&e);e>>=26,e+=i/67108864|0,e+=o>>>26,this.words[r]=67108863&o}return 0!==e&&(this.words[r]=e,this.length++),this},o.prototype.muln=function(t){return this.clone().imuln(t)},o.prototype.sqr=function(){return this.mul(this)},o.prototype.isqr=function(){return this.imul(this.clone())},o.prototype.pow=function(t){var e=function(t){for(var e=new Array(t.bitLength()),r=0;r<e.length;r++){var n=r/26|0,i=r%26;e[r]=(t.words[n]&1<<i)>>>i}return e}(t);if(0===e.length)return new o(1);for(var r=this,n=0;n<e.length&&0===e[n];n++,r=r.sqr());if(++n<e.length)for(var i=r.sqr();n<e.length;n++,i=i.sqr())0!==e[n]&&(r=r.mul(i));return r},o.prototype.iushln=function(t){n("number"==typeof t&&t>=0);var e,r=t%26,i=(t-r)/26,o=67108863>>>26-r<<26-r;if(0!==r){var a=0;for(e=0;e<this.length;e++){var s=this.words[e]&o,u=(0|this.words[e])-s<<r;this.words[e]=u|a,a=s>>>26-r}a&&(this.words[e]=a,this.length++)}if(0!==i){for(e=this.length-1;e>=0;e--)this.words[e+i]=this.words[e];for(e=0;e<i;e++)this.words[e]=0;this.length+=i}return this.strip()},o.prototype.ishln=function(t){return n(0===this.negative),this.iushln(t)},o.prototype.iushrn=function(t,e,r){var i;n("number"==typeof t&&t>=0),i=e?(e-e%26)/26:0;var o=t%26,a=Math.min((t-o)/26,this.length),s=67108863^67108863>>>o<<o,u=r;if(i-=a,i=Math.max(0,i),u){for(var c=0;c<a;c++)u.words[c]=this.words[c];u.length=a}if(0===a);else if(this.length>a)for(this.length-=a,c=0;c<this.length;c++)this.words[c]=this.words[c+a];else this.words[0]=0,this.length=1;var h=0;for(c=this.length-1;c>=0&&(0!==h||c>=i);c--){var l=0|this.words[c];this.words[c]=h<<26-o|l>>>o,h=l&s}return u&&0!==h&&(u.words[u.length++]=h),0===this.length&&(this.words[0]=0,this.length=1),this.strip()},o.prototype.ishrn=function(t,e,r){return n(0===this.negative),this.iushrn(t,e,r)},o.prototype.shln=function(t){return this.clone().ishln(t)},o.prototype.ushln=function(t){return this.clone().iushln(t)},o.prototype.shrn=function(t){return this.clone().ishrn(t)},o.prototype.ushrn=function(t){return this.clone().iushrn(t)},o.prototype.testn=function(t){n("number"==typeof t&&t>=0);var e=t%26,r=(t-e)/26,i=1<<e;return!(this.length<=r)&&!!(this.words[r]&i)},o.prototype.imaskn=function(t){n("number"==typeof t&&t>=0);var e=t%26,r=(t-e)/26;if(n(0===this.negative,"imaskn works only with positive numbers"),this.length<=r)return this;if(0!==e&&r++,this.length=Math.min(r,this.length),0!==e){var i=67108863^67108863>>>e<<e;this.words[this.length-1]&=i}return this.strip()},o.prototype.maskn=function(t){return this.clone().imaskn(t)},o.prototype.iaddn=function(t){return n("number"==typeof t),n(t<67108864),t<0?this.isubn(-t):0!==this.negative?1===this.length&&(0|this.words[0])<t?(this.words[0]=t-(0|this.words[0]),this.negative=0,this):(this.negative=0,this.isubn(t),this.negative=1,this):this._iaddn(t)},o.prototype._iaddn=function(t){this.words[0]+=t;for(var e=0;e<this.length&&this.words[e]>=67108864;e++)this.words[e]-=67108864,e===this.length-1?this.words[e+1]=1:this.words[e+1]++;return this.length=Math.max(this.length,e+1),this},o.prototype.isubn=function(t){if(n("number"==typeof t),n(t<67108864),t<0)return this.iaddn(-t);if(0!==this.negative)return this.negative=0,this.iaddn(t),this.negative=1,this;if(this.words[0]-=t,1===this.length&&this.words[0]<0)this.words[0]=-this.words[0],this.negative=1;else for(var e=0;e<this.length&&this.words[e]<0;e++)this.words[e]+=67108864,this.words[e+1]-=1;return this.strip()},o.prototype.addn=function(t){return this.clone().iaddn(t)},o.prototype.subn=function(t){return this.clone().isubn(t)},o.prototype.iabs=function(){return this.negative=0,this},o.prototype.abs=function(){return this.clone().iabs()},o.prototype._ishlnsubmul=function(t,e,r){var i,o,a=t.length+r;this._expand(a);var s=0;for(i=0;i<t.length;i++){o=(0|this.words[i+r])+s;var u=(0|t.words[i])*e;s=((o-=67108863&u)>>26)-(u/67108864|0),this.words[i+r]=67108863&o}for(;i<this.length-r;i++)s=(o=(0|this.words[i+r])+s)>>26,this.words[i+r]=67108863&o;if(0===s)return this.strip();for(n(-1===s),s=0,i=0;i<this.length;i++)s=(o=-(0|this.words[i])+s)>>26,this.words[i]=67108863&o;return this.negative=1,this.strip()},o.prototype._wordDiv=function(t,e){var r=(this.length,t.length),n=this.clone(),i=t,a=0|i.words[i.length-1];0!==(r=26-this._countBits(a))&&(i=i.ushln(r),n.iushln(r),a=0|i.words[i.length-1]);var s,u=n.length-i.length;if("mod"!==e){(s=new o(null)).length=u+1,s.words=new Array(s.length);for(var c=0;c<s.length;c++)s.words[c]=0}var h=n.clone()._ishlnsubmul(i,1,u);0===h.negative&&(n=h,s&&(s.words[u]=1));for(var l=u-1;l>=0;l--){var f=67108864*(0|n.words[i.length+l])+(0|n.words[i.length+l-1]);for(f=Math.min(f/a|0,67108863),n._ishlnsubmul(i,f,l);0!==n.negative;)f--,n.negative=0,n._ishlnsubmul(i,1,l),n.isZero()||(n.negative^=1);s&&(s.words[l]=f)}return s&&s.strip(),n.strip(),"div"!==e&&0!==r&&n.iushrn(r),{div:s||null,mod:n}},o.prototype.divmod=function(t,e,r){return n(!t.isZero()),this.isZero()?{div:new o(0),mod:new o(0)}:0!==this.negative&&0===t.negative?(s=this.neg().divmod(t,e),"mod"!==e&&(i=s.div.neg()),"div"!==e&&(a=s.mod.neg(),r&&0!==a.negative&&a.iadd(t)),{div:i,mod:a}):0===this.negative&&0!==t.negative?(s=this.divmod(t.neg(),e),"mod"!==e&&(i=s.div.neg()),{div:i,mod:s.mod}):0!=(this.negative&t.negative)?(s=this.neg().divmod(t.neg(),e),"div"!==e&&(a=s.mod.neg(),r&&0!==a.negative&&a.isub(t)),{div:s.div,mod:a}):t.length>this.length||this.cmp(t)<0?{div:new o(0),mod:this}:1===t.length?"div"===e?{div:this.divn(t.words[0]),mod:null}:"mod"===e?{div:null,mod:new o(this.modn(t.words[0]))}:{div:this.divn(t.words[0]),mod:new o(this.modn(t.words[0]))}:this._wordDiv(t,e);var i,a,s},o.prototype.div=function(t){return this.divmod(t,"div",!1).div},o.prototype.mod=function(t){return this.divmod(t,"mod",!1).mod},o.prototype.umod=function(t){return this.divmod(t,"mod",!0).mod},o.prototype.divRound=function(t){var e=this.divmod(t);if(e.mod.isZero())return e.div;var r=0!==e.div.negative?e.mod.isub(t):e.mod,n=t.ushrn(1),i=t.andln(1),o=r.cmp(n);return o<0||1===i&&0===o?e.div:0!==e.div.negative?e.div.isubn(1):e.div.iaddn(1)},o.prototype.modn=function(t){n(t<=67108863);for(var e=(1<<26)%t,r=0,i=this.length-1;i>=0;i--)r=(e*r+(0|this.words[i]))%t;return r},o.prototype.idivn=function(t){n(t<=67108863);for(var e=0,r=this.length-1;r>=0;r--){var i=(0|this.words[r])+67108864*e;this.words[r]=i/t|0,e=i%t}return this.strip()},o.prototype.divn=function(t){return this.clone().idivn(t)},o.prototype.egcd=function(t){n(0===t.negative),n(!t.isZero());var e=this,r=t.clone();e=0!==e.negative?e.umod(t):e.clone();for(var i=new o(1),a=new o(0),s=new o(0),u=new o(1),c=0;e.isEven()&&r.isEven();)e.iushrn(1),r.iushrn(1),++c;for(var h=r.clone(),l=e.clone();!e.isZero();){for(var f=0,p=1;0==(e.words[0]&p)&&f<26;++f,p<<=1);if(f>0)for(e.iushrn(f);f-- >0;)(i.isOdd()||a.isOdd())&&(i.iadd(h),a.isub(l)),i.iushrn(1),a.iushrn(1);for(var d=0,m=1;0==(r.words[0]&m)&&d<26;++d,m<<=1);if(d>0)for(r.iushrn(d);d-- >0;)(s.isOdd()||u.isOdd())&&(s.iadd(h),u.isub(l)),s.iushrn(1),u.iushrn(1);e.cmp(r)>=0?(e.isub(r),i.isub(s),a.isub(u)):(r.isub(e),s.isub(i),u.isub(a))}return{a:s,b:u,gcd:r.iushln(c)}},o.prototype._invmp=function(t){n(0===t.negative),n(!t.isZero());var e=this,r=t.clone();e=0!==e.negative?e.umod(t):e.clone();for(var i,a=new o(1),s=new o(0),u=r.clone();e.cmpn(1)>0&&r.cmpn(1)>0;){for(var c=0,h=1;0==(e.words[0]&h)&&c<26;++c,h<<=1);if(c>0)for(e.iushrn(c);c-- >0;)a.isOdd()&&a.iadd(u),a.iushrn(1);for(var l=0,f=1;0==(r.words[0]&f)&&l<26;++l,f<<=1);if(l>0)for(r.iushrn(l);l-- >0;)s.isOdd()&&s.iadd(u),s.iushrn(1);e.cmp(r)>=0?(e.isub(r),a.isub(s)):(r.isub(e),s.isub(a))}return(i=0===e.cmpn(1)?a:s).cmpn(0)<0&&i.iadd(t),i},o.prototype.gcd=function(t){if(this.isZero())return t.abs();if(t.isZero())return this.abs();var e=this.clone(),r=t.clone();e.negative=0,r.negative=0;for(var n=0;e.isEven()&&r.isEven();n++)e.iushrn(1),r.iushrn(1);for(;;){for(;e.isEven();)e.iushrn(1);for(;r.isEven();)r.iushrn(1);var i=e.cmp(r);if(i<0){var o=e;e=r,r=o}else if(0===i||0===r.cmpn(1))break;e.isub(r)}return r.iushln(n)},o.prototype.invm=function(t){return this.egcd(t).a.umod(t)},o.prototype.isEven=function(){return 0==(1&this.words[0])},o.prototype.isOdd=function(){return 1==(1&this.words[0])},o.prototype.andln=function(t){return this.words[0]&t},o.prototype.bincn=function(t){n("number"==typeof t);var e=t%26,r=(t-e)/26,i=1<<e;if(this.length<=r)return this._expand(r+1),this.words[r]|=i,this;for(var o=i,a=r;0!==o&&a<this.length;a++){var s=0|this.words[a];o=(s+=o)>>>26,s&=67108863,this.words[a]=s}return 0!==o&&(this.words[a]=o,this.length++),this},o.prototype.isZero=function(){return 1===this.length&&0===this.words[0]},o.prototype.cmpn=function(t){var e,r=t<0;if(0!==this.negative&&!r)return-1;if(0===this.negative&&r)return 1;if(this.strip(),this.length>1)e=1;else{r&&(t=-t),n(t<=67108863,"Number is too big");var i=0|this.words[0];e=i===t?0:i<t?-1:1}return 0!==this.negative?0|-e:e},o.prototype.cmp=function(t){if(0!==this.negative&&0===t.negative)return-1;if(0===this.negative&&0!==t.negative)return 1;var e=this.ucmp(t);return 0!==this.negative?0|-e:e},o.prototype.ucmp=function(t){if(this.length>t.length)return 1;if(this.length<t.length)return-1;for(var e=0,r=this.length-1;r>=0;r--){var n=0|this.words[r],i=0|t.words[r];if(n!==i){n<i?e=-1:n>i&&(e=1);break}}return e},o.prototype.gtn=function(t){return 1===this.cmpn(t)},o.prototype.gt=function(t){return 1===this.cmp(t)},o.prototype.gten=function(t){return this.cmpn(t)>=0},o.prototype.gte=function(t){return this.cmp(t)>=0},o.prototype.ltn=function(t){return-1===this.cmpn(t)},o.prototype.lt=function(t){return-1===this.cmp(t)},o.prototype.lten=function(t){return this.cmpn(t)<=0},o.prototype.lte=function(t){return this.cmp(t)<=0},o.prototype.eqn=function(t){return 0===this.cmpn(t)},o.prototype.eq=function(t){return 0===this.cmp(t)},o.red=function(t){return new M(t)},o.prototype.toRed=function(t){return n(!this.red,"Already a number in reduction context"),n(0===this.negative,"red works only with positives"),t.convertTo(this)._forceRed(t)},o.prototype.fromRed=function(){return n(this.red,"fromRed works only with numbers in reduction context"),this.red.convertFrom(this)},o.prototype._forceRed=function(t){return this.red=t,this},o.prototype.forceRed=function(t){return n(!this.red,"Already a number in reduction 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l*f[n][n]},numeric.transpose=function(t){var e,r,n,i,o,a=t.length,s=t[0].length,u=Array(s);for(r=0;r<s;r++)u[r]=Array(a);for(e=a-1;e>=1;e-=2){for(i=t[e],n=t[e-1],r=s-1;r>=1;--r)(o=u[r])[e]=i[r],o[e-1]=n[r],(o=u[--r])[e]=i[r],o[e-1]=n[r];0===r&&((o=u[0])[e]=i[0],o[e-1]=n[0])}if(0===e){for(n=t[0],r=s-1;r>=1;--r)u[r][0]=n[r],u[--r][0]=n[r];0===r&&(u[0][0]=n[0])}return u},numeric.negtranspose=function(t){var e,r,n,i,o,a=t.length,s=t[0].length,u=Array(s);for(r=0;r<s;r++)u[r]=Array(a);for(e=a-1;e>=1;e-=2){for(i=t[e],n=t[e-1],r=s-1;r>=1;--r)(o=u[r])[e]=-i[r],o[e-1]=-n[r],(o=u[--r])[e]=-i[r],o[e-1]=-n[r];0===r&&((o=u[0])[e]=-i[0],o[e-1]=-n[0])}if(0===e){for(n=t[0],r=s-1;r>=1;--r)u[r][0]=-n[r],u[--r][0]=-n[r];0===r&&(u[0][0]=-n[0])}return u},numeric._random=function t(e,r){var n,i,o=e[r],a=Array(o);if(r===e.length-1){for(i=Math.random,n=o-1;n>=1;n-=2)a[n]=i(),a[n-1]=i();return 0===n&&(a[0]=i()),a}for(n=o-1;n>=0;n--)a[n]=t(e,r+1);return a},numeric.random=function(t){return 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r,n,i,o,a,s=e[0],u=e[1];for(r=0,n=0,i=0;i<s;++i)r+=t[i][0].length;for(o=0;o<u;++o)n+=t[0][o][0].length;var c=Array(r);for(i=0;i<r;++i)c[i]=Array(n);var h,l,f,p,d,m=0;for(i=0;i<s;++i){for(h=n,o=u-1;-1!==o;--o)for(h-=(a=t[i][o])[0].length,f=a.length-1;-1!==f;--f)for(d=a[f],l=c[m+f],p=d.length-1;-1!==p;--p)l[h+p]=d[p];m+=t[i][0].length}return c},numeric.tensor=function(t,e){if("number"==typeof t||"number"==typeof e)return numeric.mul(t,e);var r=numeric.dim(t),n=numeric.dim(e);if(1!==r.length||1!==n.length)throw new Error("numeric: tensor product is only defined for vectors");var i,o,a,s,u=r[0],c=n[0],h=Array(u);for(o=u-1;o>=0;o--){for(i=Array(c),s=t[o],a=c-1;a>=3;--a)i[a]=s*e[a],i[--a]=s*e[a],i[--a]=s*e[a],i[--a]=s*e[a];for(;a>=0;)i[a]=s*e[a],--a;h[o]=i}return h},numeric.T=function(t,e){this.x=t,this.y=e},numeric.t=function(t,e){return new numeric.T(t,e)},numeric.Tbinop=function(t,e,r,n,i){var o;numeric.indexOf;if("string"!=typeof i)for(o in 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new numeric.T(e(this.x,r),e(numeric.neg(this.y),r))}return new T(e(1,this.x))},numeric.T.prototype.div=function(t){if(t instanceof numeric.T||(t=new numeric.T(t)),t.y)return this.mul(t.reciprocal());var e=numeric.div;return this.y?new numeric.T(e(this.x,t.x),e(this.y,t.x)):new numeric.T(e(this.x,t.x))},numeric.T.prototype.dot=numeric.Tbinop("dot(x.x,y.x)","dot(x.x,y.x),dot(x.x,y.y)","dot(x.x,y.x),dot(x.y,y.x)","sub(dot(x.x,y.x),dot(x.y,y.y)),add(dot(x.x,y.y),dot(x.y,y.x))"),numeric.T.prototype.transpose=function(){var t=numeric.transpose,e=this.x,r=this.y;return r?new numeric.T(t(e),t(r)):new numeric.T(t(e))},numeric.T.prototype.transjugate=function(){var t=numeric.transpose,e=this.x,r=this.y;return r?new numeric.T(t(e),numeric.negtranspose(r)):new numeric.T(t(e))},numeric.Tunop=function(t,e,r){return"string"!=typeof r&&(r=""),Function("var x = this;\n"+r+"\nif(x.y) {  "+e+";\n}\n"+t+";\n")},numeric.T.prototype.exp=numeric.Tunop("return new numeric.T(ex)","return new numeric.T(mul(cos(x.y),ex),mul(sin(x.y),ex))","var ex = numeric.exp(x.x), cos = numeric.cos, sin = numeric.sin, mul = numeric.mul;"),numeric.T.prototype.conj=numeric.Tunop("return new numeric.T(x.x);","return new numeric.T(x.x,numeric.neg(x.y));"),numeric.T.prototype.neg=numeric.Tunop("return new numeric.T(neg(x.x));","return new numeric.T(neg(x.x),neg(x.y));","var neg = numeric.neg;"),numeric.T.prototype.sin=numeric.Tunop("return new numeric.T(numeric.sin(x.x))","return x.exp().sub(x.neg().exp()).div(new numeric.T(0,2));"),numeric.T.prototype.cos=numeric.Tunop("return new numeric.T(numeric.cos(x.x))","return x.exp().add(x.neg().exp()).div(2);"),numeric.T.prototype.abs=numeric.Tunop("return new numeric.T(numeric.abs(x.x));","return new numeric.T(numeric.sqrt(numeric.add(mul(x.x,x.x),mul(x.y,x.y))));","var mul = numeric.mul;"),numeric.T.prototype.log=numeric.Tunop("return new numeric.T(numeric.log(x.x));","var theta = new numeric.T(numeric.atan2(x.y,x.x)), r = x.abs();\nreturn new numeric.T(numeric.log(r.x),theta.x);"),numeric.T.prototype.norm2=numeric.Tunop("return numeric.norm2(x.x);","var f = numeric.norm2Squared;\nreturn Math.sqrt(f(x.x)+f(x.y));"),numeric.T.prototype.inv=function(){var t=this;if(void 0===t.y)return new numeric.T(numeric.inv(t.x));var e,r,n,i,o,a,s,u,c,h,l,f,p,d,m,v,g,y,x=t.x.length,w=numeric.identity(x),b=numeric.rep([x,x],0),M=numeric.clone(t.x),_=numeric.clone(t.y);for(c=0;c<x;c++){for(f=(d=M[c][c])*d+(m=_[c][c])*m,l=c,h=c+1;h<x;h++)(p=(d=M[h][c])*d+(m=_[h][c])*m)>f&&(l=h,f=p);for(l!==c&&(y=M[c],M[c]=M[l],M[l]=y,y=_[c],_[c]=_[l],_[l]=y,y=w[c],w[c]=w[l],w[l]=y,y=b[c],b[c]=b[l],b[l]=y),e=M[c],r=_[c],o=w[c],a=b[c],d=e[c],m=r[c],h=c+1;h<x;h++)v=e[h],g=r[h],e[h]=(v*d+g*m)/f,r[h]=(g*d-v*m)/f;for(h=0;h<x;h++)v=o[h],g=a[h],o[h]=(v*d+g*m)/f,a[h]=(g*d-v*m)/f;for(h=c+1;h<x;h++){for(n=M[h],i=_[h],s=w[h],u=b[h],d=n[c],m=i[c],l=c+1;l<x;l++)v=e[l],g=r[l],n[l]-=v*d-g*m,i[l]-=g*d+v*m;for(l=0;l<x;l++)v=o[l],g=a[l],s[l]-=v*d-g*m,u[l]-=g*d+v*m}}for(c=x-1;c>0;c--)for(o=w[c],a=b[c],h=c-1;h>=0;h--)for(s=w[h],u=b[h],d=M[h][c],m=_[h][c],l=x-1;l>=0;l--)v=o[l],g=a[l],s[l]-=d*v-m*g,u[l]-=d*g+m*v;return new numeric.T(w,b)},numeric.T.prototype.get=function(t){var e,r=this.x,n=this.y,i=0,o=t.length;if(n){for(;i<o;)r=r[e=t[i]],n=n[e],i++;return new numeric.T(r,n)}for(;i<o;)r=r[e=t[i]],i++;return new numeric.T(r)},numeric.T.prototype.set=function(t,e){var r,n=this.x,i=this.y,o=0,a=t.length,s=e.x,u=e.y;if(0===a)return u?this.y=u:i&&(this.y=void 0),this.x=n,this;if(u){for(i||(i=numeric.rep(numeric.dim(n),0),this.y=i);o<a-1;)n=n[r=t[o]],i=i[r],o++;return n[r=t[o]]=s,i[r]=u,this}if(i){for(;o<a-1;)n=n[r=t[o]],i=i[r],o++;return n[r=t[o]]=s,s instanceof Array?i[r]=numeric.rep(numeric.dim(s),0):i[r]=0,this}for(;o<a-1;)n=n[r=t[o]],o++;return n[r=t[o]]=s,this},numeric.T.prototype.getRows=function(t,e){var r,n,i=e-t+1,o=Array(i),a=this.x,s=this.y;for(r=t;r<=e;r++)o[r-t]=a[r];if(s){for(n=Array(i),r=t;r<=e;r++)n[r-t]=s[r];return new numeric.T(o,n)}return new numeric.T(o)},numeric.T.prototype.setRows=function(t,e,r){var n,i=this.x,o=this.y,a=r.x,s=r.y;for(n=t;n<=e;n++)i[n]=a[n-t];if(s)for(o||(o=numeric.rep(numeric.dim(i),0),this.y=o),n=t;n<=e;n++)o[n]=s[n-t];else if(o)for(n=t;n<=e;n++)o[n]=numeric.rep([a[n-t].length],0);return this},numeric.T.prototype.getRow=function(t){var e=this.x,r=this.y;return r?new numeric.T(e[t],r[t]):new numeric.T(e[t])},numeric.T.prototype.setRow=function(t,e){var r=this.x,n=this.y,i=e.x,o=e.y;return r[t]=i,o?(n||(n=numeric.rep(numeric.dim(r),0),this.y=n),n[t]=o):n&&(n=numeric.rep([i.length],0)),this},numeric.T.prototype.getBlock=function(t,e){var r=this.x,n=this.y,i=numeric.getBlock;return n?new numeric.T(i(r,t,e),i(n,t,e)):new numeric.T(i(r,t,e))},numeric.T.prototype.setBlock=function(t,e,r){r instanceof numeric.T||(r=new numeric.T(r));var n=this.x,i=this.y,o=numeric.setBlock,a=r.x,s=r.y;if(s)return i||(this.y=numeric.rep(numeric.dim(this),0),i=this.y),o(n,t,e,a),o(i,t,e,s),this;o(n,t,e,a),i&&o(i,t,e,numeric.rep(numeric.dim(a),0))},numeric.T.rep=function(t,e){var r=numeric.T;e instanceof r||(e=new r(e));var n=e.x,i=e.y,o=numeric.rep;return i?new r(o(t,n),o(t,i)):new r(o(t,n))},numeric.T.diag=function(t){t instanceof numeric.T||(t=new numeric.T(t));var e=t.x,r=t.y,n=numeric.diag;return r?new numeric.T(n(e),n(r)):new numeric.T(n(e))},numeric.T.eig=function(){if(this.y)throw new Error("eig: not implemented for complex matrices.");return numeric.eig(this.x)},numeric.T.identity=function(t){return new numeric.T(numeric.identity(t))},numeric.T.prototype.getDiag=function(){var t=numeric,e=this.x,r=this.y;return r?new t.T(t.getDiag(e),t.getDiag(r)):new t.T(t.getDiag(e))},numeric.house=function(t){var e=numeric.clone(t),r=(t[0]>=0?1:-1)*numeric.norm2(t);e[0]+=r;var n=numeric.norm2(e);if(0===n)throw new Error("eig: internal error");return numeric.div(e,n)},numeric.toUpperHessenberg=function(t){var e=numeric.dim(t);if(2!==e.length||e[0]!==e[1])throw new Error("numeric: toUpperHessenberg() only works on square matrices");var r,n,i,o,a,s,u,c,h,l,f=e[0],p=numeric.clone(t),d=numeric.identity(f);for(n=0;n<f-2;n++){for(o=Array(f-n-1),r=n+1;r<f;r++)o[r-n-1]=p[r][n];if(numeric.norm2(o)>0){for(a=numeric.house(o),s=numeric.getBlock(p,[n+1,n],[f-1,f-1]),u=numeric.tensor(a,numeric.dot(a,s)),r=n+1;r<f;r++)for(c=p[r],h=u[r-n-1],i=n;i<f;i++)c[i]-=2*h[i-n];for(s=numeric.getBlock(p,[0,n+1],[f-1,f-1]),u=numeric.tensor(numeric.dot(s,a),a),r=0;r<f;r++)for(c=p[r],h=u[r],i=n+1;i<f;i++)c[i]-=2*h[i-n-1];for(s=Array(f-n-1),r=n+1;r<f;r++)s[r-n-1]=d[r];for(u=numeric.tensor(a,numeric.dot(a,s)),r=n+1;r<f;r++)for(l=d[r],h=u[r-n-1],i=0;i<f;i++)l[i]-=2*h[i]}}return{H:p,Q:d}},numeric.epsilon=2.220446049250313e-16,numeric.QRFrancis=function(t,e){void 0===e&&(e=1e4),t=numeric.clone(t);numeric.clone(t);var r,n,i,o,a,s,u,c,h,l,f,p,d,m,v,g,y,x,w=numeric.dim(t)[0],b=numeric.identity(w);if(w<3)return{Q:b,B:[[0,w-1]]};var M=numeric.epsilon;for(x=0;x<e;x++){for(g=0;g<w-1;g++)if(Math.abs(t[g+1][g])<M*(Math.abs(t[g][g])+Math.abs(t[g+1][g+1]))){var _=numeric.QRFrancis(numeric.getBlock(t,[0,0],[g,g]),e),E=numeric.QRFrancis(numeric.getBlock(t,[g+1,g+1],[w-1,w-1]),e);for(p=Array(g+1),v=0;v<=g;v++)p[v]=b[v];for(d=numeric.dot(_.Q,p),v=0;v<=g;v++)b[v]=d[v];for(p=Array(w-g-1),v=g+1;v<w;v++)p[v-g-1]=b[v];for(d=numeric.dot(E.Q,p),v=g+1;v<w;v++)b[v]=d[v-g-1];return{Q:b,B:_.B.concat(numeric.add(E.B,g+1))}}var S,A,T;if(i=t[w-2][w-2],o=t[w-2][w-1],a=t[w-1][w-2],c=i+(s=t[w-1][w-1]),u=i*s-o*a,h=numeric.getBlock(t,[0,0],[2,2]),c*c>=4*u)S=.5*(c+Math.sqrt(c*c-4*u)),A=.5*(c-Math.sqrt(c*c-4*u)),h=numeric.add(numeric.sub(numeric.dot(h,h),numeric.mul(h,S+A)),numeric.diag(numeric.rep([3],S*A)));else h=numeric.add(numeric.sub(numeric.dot(h,h),numeric.mul(h,c)),numeric.diag(numeric.rep([3],u)));for(r=[h[0][0],h[1][0],h[2][0]],n=numeric.house(r),p=[t[0],t[1],t[2]],d=numeric.tensor(n,numeric.dot(n,p)),v=0;v<3;v++)for(f=t[v],m=d[v],y=0;y<w;y++)f[y]-=2*m[y];for(p=numeric.getBlock(t,[0,0],[w-1,2]),d=numeric.tensor(numeric.dot(p,n),n),v=0;v<w;v++)for(f=t[v],m=d[v],y=0;y<3;y++)f[y]-=2*m[y];for(p=[b[0],b[1],b[2]],d=numeric.tensor(n,numeric.dot(n,p)),v=0;v<3;v++)for(l=b[v],m=d[v],y=0;y<w;y++)l[y]-=2*m[y];for(g=0;g<w-2;g++){for(y=g;y<=g+1;y++)if(Math.abs(t[y+1][y])<M*(Math.abs(t[y][y])+Math.abs(t[y+1][y+1]))){_=numeric.QRFrancis(numeric.getBlock(t,[0,0],[y,y]),e),E=numeric.QRFrancis(numeric.getBlock(t,[y+1,y+1],[w-1,w-1]),e);for(p=Array(y+1),v=0;v<=y;v++)p[v]=b[v];for(d=numeric.dot(_.Q,p),v=0;v<=y;v++)b[v]=d[v];for(p=Array(w-y-1),v=y+1;v<w;v++)p[v-y-1]=b[v];for(d=numeric.dot(E.Q,p),v=y+1;v<w;v++)b[v]=d[v-y-1];return{Q:b,B:_.B.concat(numeric.add(E.B,y+1))}}for(T=Math.min(w-1,g+3),r=Array(T-g),v=g+1;v<=T;v++)r[v-g-1]=t[v][g];for(n=numeric.house(r),p=numeric.getBlock(t,[g+1,g],[T,w-1]),d=numeric.tensor(n,numeric.dot(n,p)),v=g+1;v<=T;v++)for(f=t[v],m=d[v-g-1],y=g;y<w;y++)f[y]-=2*m[y-g];for(p=numeric.getBlock(t,[0,g+1],[w-1,T]),d=numeric.tensor(numeric.dot(p,n),n),v=0;v<w;v++)for(f=t[v],m=d[v],y=g+1;y<=T;y++)f[y]-=2*m[y-g-1];for(p=Array(T-g),v=g+1;v<=T;v++)p[v-g-1]=b[v];for(d=numeric.tensor(n,numeric.dot(n,p)),v=g+1;v<=T;v++)for(l=b[v],m=d[v-g-1],y=0;y<w;y++)l[y]-=2*m[y]}}throw new Error("numeric: eigenvalue iteration does not converge -- increase maxiter?")},numeric.eig=function(t,e){var r,n,i,o,a,s,u,c,h,l,f,p,d,m,v,g,y=numeric.toUpperHessenberg(t),x=numeric.QRFrancis(y.H,e),w=numeric.T,b=t.length,M=x.B,_=numeric.dot(x.Q,numeric.dot(y.H,numeric.transpose(x.Q))),E=new w(numeric.dot(x.Q,y.Q)),S=M.length,A=Math.sqrt;for(n=0;n<S;n++)if((r=M[n][0])===M[n][1]);else{if(o=r+1,a=_[r][r],s=_[r][o],u=_[o][r],c=_[o][o],0===s&&0===u)continue;(l=(h=-a-c)*h-4*(a*c-s*u))>=0?((v=(a-(f=h<0?-.5*(h-A(l)):-.5*(h+A(l))))*(a-f)+s*s)>(g=u*u+(c-f)*(c-f))?(d=(a-f)/(v=A(v)),m=s/v):(d=u/(g=A(g)),m=(c-f)/g),i=new w([[m,-d],[d,m]]),E.setRows(r,o,i.dot(E.getRows(r,o)))):(f=-.5*h,p=.5*A(-l),(v=(a-f)*(a-f)+s*s)>(g=u*u+(c-f)*(c-f))?(d=(a-f)/(v=A(v+p*p)),m=s/v,f=0,p/=v):(d=u/(g=A(g+p*p)),m=(c-f)/g,f=p/g,p=0),i=new w([[m,-d],[d,m]],[[f,p],[p,-f]]),E.setRows(r,o,i.dot(E.getRows(r,o))))}var T=E.dot(t).dot(E.transjugate()),L=(b=t.length,numeric.T.identity(b));for(o=0;o<b;o++)if(o>0)for(n=o-1;n>=0;n--){var R=T.get([n,n]),C=T.get([o,o]);numeric.neq(R.x,C.x)||numeric.neq(R.y,C.y)?(f=T.getRow(n).getBlock([n],[o-1]),p=L.getRow(o).getBlock([n],[o-1]),L.set([o,n],T.get([n,o]).neg().sub(f.dot(p)).div(R.sub(C)))):L.setRow(o,L.getRow(n))}for(o=0;o<b;o++)f=L.getRow(o),L.setRow(o,f.div(f.norm2()));return L=L.transpose(),L=E.transjugate().dot(L),{lambda:T.getDiag(),E:L}},numeric.ccsSparse=function(t){var e,r,n,i=t.length,o=[];for(r=i-1;-1!==r;--r)for(n in e=t[r]){for(n=parseInt(n);n>=o.length;)o[o.length]=0;0!==e[n]&&o[n]++}var a=o.length,s=Array(a+1);for(s[0]=0,r=0;r<a;++r)s[r+1]=s[r]+o[r];var u=Array(s[a]),c=Array(s[a]);for(r=i-1;-1!==r;--r)for(n in e=t[r])0!==e[n]&&(o[n]--,u[s[n]+o[n]]=r,c[s[n]+o[n]]=e[n]);return[s,u,c]},numeric.ccsFull=function(t){var e,r,n,i,o=t[0],a=t[1],s=t[2],u=numeric.ccsDim(t),c=u[0],h=u[1],l=numeric.rep([c,h],0);for(e=0;e<h;e++)for(n=o[e],i=o[e+1],r=n;r<i;++r)l[a[r]][e]=s[r];return l},numeric.ccsTSolve=function(t,e,r,n,i){var o,a,s,u,c,h,l,f=t[0],p=t[1],d=t[2],m=f.length-1,v=Math.max,g=0;function y(t){var e;if(0===r[t]){for(r[t]=1,e=f[t];e<f[t+1];++e)y(p[e]);i[g]=t,++g}}for(void 0===n&&(r=numeric.rep([m],0)),void 0===n&&(n=numeric.linspace(0,r.length-1)),void 0===i&&(i=[]),o=n.length-1;-1!==o;--o)y(n[o]);for(i.length=g,o=i.length-1;-1!==o;--o)r[i[o]]=0;for(o=n.length-1;-1!==o;--o)a=n[o],r[a]=e[a];for(o=i.length-1;-1!==o;--o){for(a=i[o],s=f[a],u=v(f[a+1],s),c=s;c!==u;++c)if(p[c]===a){r[a]/=d[c];break}for(l=r[a],c=s;c!==u;++c)(h=p[c])!==a&&(r[h]-=l*d[c])}return r},numeric.ccsDFS=function(t){this.k=Array(t),this.k1=Array(t),this.j=Array(t)},numeric.ccsDFS.prototype.dfs=function(t,e,r,n,i,o){var a,s,u,c=0,h=i.length,l=this.k,f=this.k1,p=this.j;if(0===n[t])for(n[t]=1,p[0]=t,l[0]=s=e[t],f[0]=u=e[t+1];;)if(s>=u){if(i[h]=p[c],0===c)return;++h,s=l[--c],u=f[c]}else 0===n[a=o[r[s]]]?(n[a]=1,l[c]=s,p[++c]=a,s=e[a],f[c]=u=e[a+1]):++s},numeric.ccsLPSolve=function(t,e,r,n,i,o,a){var s,u,c,h,l,f,p,d,m,v=t[0],g=t[1],y=t[2],x=(v.length,e[0]),w=e[1],b=e[2];for(u=x[i],c=x[i+1],n.length=0,s=u;s<c;++s)a.dfs(o[w[s]],v,g,r,n,o);for(s=n.length-1;-1!==s;--s)r[n[s]]=0;for(s=u;s!==c;++s)r[h=o[w[s]]]=b[s];for(s=n.length-1;-1!==s;--s){for(l=v[h=n[s]],f=v[h+1],p=l;p<f;++p)if(o[g[p]]===h){r[h]/=y[p];break}for(m=r[h],p=l;p<f;++p)(d=o[g[p]])!==h&&(r[d]-=m*y[p])}return r},numeric.ccsLUP1=function(t,e){var r,n,i,o,a,s,u,c=t[0].length-1,h=[numeric.rep([c+1],0),[],[]],l=[numeric.rep([c+1],0),[],[]],f=h[0],p=h[1],d=h[2],m=l[0],v=l[1],g=l[2],y=numeric.rep([c],0),x=numeric.rep([c],0),w=numeric.ccsLPSolve,b=(Math.max,Math.abs),M=numeric.linspace(0,c-1),_=numeric.linspace(0,c-1),E=new numeric.ccsDFS(c);for(void 0===e&&(e=1),r=0;r<c;++r){for(w(h,t,y,x,r,_,E),o=-1,a=-1,n=x.length-1;-1!==n;--n)(i=x[n])<=r||(s=b(y[i]))>o&&(a=i,o=s);for(b(y[r])<e*o&&(n=M[r],o=M[a],M[r]=o,_[o]=r,M[a]=n,_[n]=a,o=y[r],y[r]=y[a],y[a]=o),o=f[r],a=m[r],u=y[r],p[o]=M[r],d[o]=1,++o,n=x.length-1;-1!==n;--n)s=y[i=x[n]],x[n]=0,y[i]=0,i<=r?(v[a]=i,g[a]=s,++a):(p[o]=M[i],d[o]=s/u,++o);f[r+1]=o,m[r+1]=a}for(n=p.length-1;-1!==n;--n)p[n]=_[p[n]];return{L:h,U:l,P:M,Pinv:_}},numeric.ccsDFS0=function(t){this.k=Array(t),this.k1=Array(t),this.j=Array(t)},numeric.ccsDFS0.prototype.dfs=function(t,e,r,n,i,o,a){var s,u,c,h=0,l=i.length,f=this.k,p=this.k1,d=this.j;if(0===n[t])for(n[t]=1,d[0]=t,f[0]=u=e[o[t]],p[0]=c=e[o[t]+1];;){if(isNaN(u))throw new Error("Ow!");if(u>=c){if(i[l]=o[d[h]],0===h)return;++l,u=f[--h],c=p[h]}else 0===n[s=r[u]]?(n[s]=1,f[h]=u,d[++h]=s,u=e[s=o[s]],p[h]=c=e[s+1]):++u}},numeric.ccsLPSolve0=function(t,e,r,n,i,o,a,s){var u,c,h,l,f,p,d,m,v,g=t[0],y=t[1],x=t[2],w=(g.length,e[0]),b=e[1],M=e[2];for(c=w[i],h=w[i+1],n.length=0,u=c;u<h;++u)s.dfs(b[u],g,y,r,n,o,a);for(u=n.length-1;-1!==u;--u)r[a[l=n[u]]]=0;for(u=c;u!==h;++u)r[l=b[u]]=M[u];for(u=n.length-1;-1!==u;--u){for(m=a[l=n[u]],f=g[l],p=g[l+1],d=f;d<p;++d)if(y[d]===m){r[m]/=x[d];break}for(v=r[m],d=f;d<p;++d)r[y[d]]-=v*x[d];r[m]=v}},numeric.ccsLUP0=function(t,e){var r,n,i,o,a,s,u,c=t[0].length-1,h=[numeric.rep([c+1],0),[],[]],l=[numeric.rep([c+1],0),[],[]],f=h[0],p=h[1],d=h[2],m=l[0],v=l[1],g=l[2],y=numeric.rep([c],0),x=numeric.rep([c],0),w=numeric.ccsLPSolve0,b=(Math.max,Math.abs),M=numeric.linspace(0,c-1),_=numeric.linspace(0,c-1),E=new numeric.ccsDFS0(c);for(void 0===e&&(e=1),r=0;r<c;++r){for(w(h,t,y,x,r,_,M,E),o=-1,a=-1,n=x.length-1;-1!==n;--n)(i=x[n])<=r||(s=b(y[M[i]]))>o&&(a=i,o=s);for(b(y[M[r]])<e*o&&(n=M[r],o=M[a],M[r]=o,_[o]=r,M[a]=n,_[n]=a),o=f[r],a=m[r],u=y[M[r]],p[o]=M[r],d[o]=1,++o,n=x.length-1;-1!==n;--n)s=y[M[i=x[n]]],x[n]=0,y[M[i]]=0,i<=r?(v[a]=i,g[a]=s,++a):(p[o]=M[i],d[o]=s/u,++o);f[r+1]=o,m[r+1]=a}for(n=p.length-1;-1!==n;--n)p[n]=_[p[n]];return{L:h,U:l,P:M,Pinv:_}},numeric.ccsLUP=numeric.ccsLUP0,numeric.ccsDim=function(t){return[numeric.sup(t[1])+1,t[0].length-1]},numeric.ccsGetBlock=function(t,e,r){var n=numeric.ccsDim(t),i=n[0],o=n[1];void 0===e?e=numeric.linspace(0,i-1):"number"==typeof e&&(e=[e]),void 0===r?r=numeric.linspace(0,o-1):"number"==typeof r&&(r=[r]);var a,s,u,c,h=e.length,l=r.length,f=numeric.rep([o],0),p=[],d=[],m=[f,p,d],v=t[0],g=t[1],y=t[2],x=numeric.rep([i],0),w=0,b=numeric.rep([i],0);for(s=0;s<l;++s){var M=v[c=r[s]],_=v[c+1];for(a=M;a<_;++a)b[u=g[a]]=1,x[u]=y[a];for(a=0;a<h;++a)b[e[a]]&&(p[w]=a,d[w]=x[e[a]],++w);for(a=M;a<_;++a)b[u=g[a]]=0;f[s+1]=w}return m},numeric.ccsDot=function(t,e){var r,n,i,o,a,s,u,c,h,l,f,p=t[0],d=t[1],m=t[2],v=e[0],g=e[1],y=e[2],x=numeric.ccsDim(t),w=numeric.ccsDim(e),b=x[0],M=(x[1],w[1]),_=numeric.rep([b],0),E=numeric.rep([b],0),S=Array(b),A=numeric.rep([M],0),T=[],L=[],R=[A,T,L];for(i=0;i!==M;++i){for(o=v[i],a=v[i+1],h=0,n=o;n<a;++n)for(l=g[n],f=y[n],s=p[l],u=p[l+1],r=s;r<u;++r)0===E[c=d[r]]&&(S[h]=c,E[c]=1,h+=1),_[c]=_[c]+m[r]*f;for(a=(o=A[i])+h,A[i+1]=a,n=h-1;-1!==n;--n)f=o+n,r=S[n],T[f]=r,L[f]=_[r],E[r]=0,_[r]=0;A[i+1]=A[i]+h}return R},numeric.ccsLUPSolve=function(t,e){var r=t.L,n=t.U,i=(t.P,e[0]),o=!1;"object"!=typeof i&&(i=(e=[[0,e.length],numeric.linspace(0,e.length-1),e])[0],o=!0);var a,s,u,c,h,l,f=e[1],p=e[2],d=r[0].length-1,m=i.length-1,v=numeric.rep([d],0),g=Array(d),y=numeric.rep([d],0),x=Array(d),w=numeric.rep([m+1],0),b=[],M=[],_=numeric.ccsTSolve,E=0;for(a=0;a<m;++a){for(h=0,u=i[a],c=i[a+1],s=u;s<c;++s)l=t.Pinv[f[s]],x[h]=l,y[l]=p[s],++h;for(x.length=h,_(r,y,v,x,g),s=x.length-1;-1!==s;--s)y[x[s]]=0;if(_(n,v,y,g,x),o)return y;for(s=g.length-1;-1!==s;--s)v[g[s]]=0;for(s=x.length-1;-1!==s;--s)l=x[s],b[E]=l,M[E]=y[l],y[l]=0,++E;w[a+1]=E}return[w,b,M]},numeric.ccsbinop=function(t,e){return void 0===e&&(e=""),Function("X","Y","var Xi = X[0], Xj = X[1], Xv = X[2];\nvar Yi = Y[0], Yj = Y[1], Yv = Y[2];\nvar n = Xi.length-1,m = Math.max(numeric.sup(Xj),numeric.sup(Yj))+1;\nvar Zi = numeric.rep([n+1],0), Zj = [], Zv = [];\nvar x = numeric.rep([m],0),y = numeric.rep([m],0);\nvar xk,yk,zk;\nvar i,j,j0,j1,k,p=0;\n"+e+"for(i=0;i<n;++i) {\n  j0 = Xi[i]; j1 = Xi[i+1];\n  for(j=j0;j!==j1;++j) {\n    k = Xj[j];\n    x[k] = 1;\n    Zj[p] = k;\n    ++p;\n  }\n  j0 = Yi[i]; j1 = Yi[i+1];\n  for(j=j0;j!==j1;++j) {\n    k = Yj[j];\n    y[k] = Yv[j];\n    if(x[k] === 0) {\n      Zj[p] = k;\n      ++p;\n    }\n  }\n  Zi[i+1] = p;\n  j0 = Xi[i]; j1 = Xi[i+1];\n  for(j=j0;j!==j1;++j) x[Xj[j]] = Xv[j];\n  j0 = Zi[i]; j1 = Zi[i+1];\n  for(j=j0;j!==j1;++j) {\n    k = Zj[j];\n    xk = x[k];\n    yk = y[k];\n"+t+"\n    Zv[j] = zk;\n  }\n  j0 = Xi[i]; j1 = Xi[i+1];\n  for(j=j0;j!==j1;++j) x[Xj[j]] = 0;\n  j0 = Yi[i]; j1 = Yi[i+1];\n  for(j=j0;j!==j1;++j) y[Yj[j]] = 0;\n}\nreturn [Zi,Zj,Zv];")},function(){var k,A,B,C;for(k in numeric.ops2)A=isFinite(eval("1"+numeric.ops2[k]+"0"))?"[Y[0],Y[1],numeric."+k+"(X,Y[2])]":"NaN",B=isFinite(eval("0"+numeric.ops2[k]+"1"))?"[X[0],X[1],numeric."+k+"(X[2],Y)]":"NaN",C=isFinite(eval("1"+numeric.ops2[k]+"0"))&&isFinite(eval("0"+numeric.ops2[k]+"1"))?"numeric.ccs"+k+"MM(X,Y)":"NaN",numeric["ccs"+k+"MM"]=numeric.ccsbinop("zk = xk "+numeric.ops2[k]+"yk;"),numeric["ccs"+k]=Function("X","Y",'if(typeof X === "number") return '+A+';\nif(typeof Y === "number") return '+B+";\nreturn "+C+";\n")}(),numeric.ccsScatter=function(t){var e,r=t[0],n=t[1],i=t[2],o=numeric.sup(n)+1,a=r.length,s=numeric.rep([o],0),u=Array(a),c=Array(a),h=numeric.rep([o],0);for(e=0;e<a;++e)h[n[e]]++;for(e=0;e<o;++e)s[e+1]=s[e]+h[e];var l,f,p=s.slice(0);for(e=0;e<a;++e)u[l=p[f=n[e]]]=r[e],c[l]=i[e],p[f]=p[f]+1;return[s,u,c]},numeric.ccsGather=function(t){var e,r,n,i,o,a=t[0],s=t[1],u=t[2],c=a.length-1,h=s.length,l=Array(h),f=Array(h),p=Array(h);for(o=0,e=0;e<c;++e)for(n=a[e],i=a[e+1],r=n;r!==i;++r)f[o]=e,l[o]=s[r],p[o]=u[r],++o;return[l,f,p]},numeric.sdim=function t(e,r,n){if(void 0===r&&(r=[]),"object"!=typeof e)return r;var i;for(i in void 0===n&&(n=0),n in r||(r[n]=0),e.length>r[n]&&(r[n]=e.length),e)e.hasOwnProperty(i)&&t(e[i],r,n+1);return r},numeric.sclone=function t(e,r,n){void 0===r&&(r=0),void 0===n&&(n=numeric.sdim(e).length);var i,o=Array(e.length);if(r===n-1){for(i in e)e.hasOwnProperty(i)&&(o[i]=e[i]);return o}for(i in 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Please use the new numeric.ccsLUP function instead.")},numeric.sdotMM=function(t,e){var r,n,i,o,a,s,u,c=t.length,h=(e.length,numeric.stranspose(e)),l=h.length,f=Array(c);for(i=c-1;i>=0;i--){for(u=[],r=t[i],a=l-1;a>=0;a--){for(o in s=0,n=h[a],r)r.hasOwnProperty(o)&&o in n&&(s+=r[o]*n[o]);s&&(u[a]=s)}f[i]=u}return f},numeric.sdotMV=function(t,e){var r,n,i,o,a=t.length,s=Array(a);for(n=a-1;n>=0;n--){for(i in o=0,r=t[n])r.hasOwnProperty(i)&&e[i]&&(o+=r[i]*e[i]);o&&(s[n]=o)}return s},numeric.sdotVM=function(t,e){var r,n,i,o,a=[];for(r in t)if(t.hasOwnProperty(r))for(n in i=e[r],o=t[r],i)i.hasOwnProperty(n)&&(a[n]||(a[n]=0),a[n]+=o*i[n]);return a},numeric.sdotVV=function(t,e){var r,n=0;for(r in t)t[r]&&e[r]&&(n+=t[r]*e[r]);return n},numeric.sdot=function(t,e){var r=numeric.sdim(t).length,n=numeric.sdim(e).length;switch(1e3*r+n){case 0:return t*e;case 1001:return numeric.sdotVV(t,e);case 2001:return numeric.sdotMV(t,e);case 1002:return numeric.sdotVM(t,e);case 2002:return numeric.sdotMM(t,e);default:throw new Error("numeric.sdot not implemented for tensors of order "+r+" and "+n)}},numeric.sscatter=function(t){var e,r,n,i,o=t[0].length,a=t.length,s=[];for(r=o-1;r>=0;--r)if(t[a-1][r]){for(i=s,n=0;n<a-2;n++)i[e=t[n][r]]||(i[e]=[]),i=i[e];i[t[n][r]]=t[n+1][r]}return s},numeric.sgather=function t(e,r,n){var i,o,a;for(o in void 0===r&&(r=[]),void 0===n&&(n=[]),i=n.length,e)if(e.hasOwnProperty(o))if(n[i]=parseInt(o),"number"==typeof(a=e[o])){if(a){if(0===r.length)for(o=i+1;o>=0;--o)r[o]=[];for(o=i;o>=0;--o)r[o].push(n[o]);r[i+1].push(a)}}else t(a,r,n);return n.length>i&&n.pop(),r},numeric.cLU=function(t){var e,r,n,i,o,a,s=t[0],u=t[1],c=t[2],h=s.length,l=0;for(e=0;e<h;e++)s[e]>l&&(l=s[e]);l++;var f,p=Array(l),d=Array(l),m=numeric.rep([l],1/0),v=numeric.rep([l],-1/0);for(n=0;n<h;n++)e=s[n],(r=u[n])<m[e]&&(m[e]=r),r>v[e]&&(v[e]=r);for(e=0;e<l-1;e++)v[e]>v[e+1]&&(v[e+1]=v[e]);for(e=l-1;e>=1;e--)m[e]<m[e-1]&&(m[e-1]=m[e]);for(e=0;e<l;e++)d[e]=numeric.rep([v[e]-m[e]+1],0),p[e]=numeric.rep([e-m[e]],0),e-m[e]+1,v[e]-e+1;for(n=0;n<h;n++)d[e=s[n]][u[n]-m[e]]=c[n];for(e=0;e<l-1;e++)for(i=e-m[e],x=d[e],r=e+1;m[r]<=e&&r<l;r++)if(o=e-m[r],a=v[e]-e,f=(w=d[r])[o]/x[i]){for(n=1;n<=a;n++)w[n+o]-=f*x[n+i];p[r][e-m[r]]=f}var g,y,x=[],w=[],b=[],M=[],_=[],E=[];for(h=0,g=0,e=0;e<l;e++){for(i=m[e],o=v[e],y=d[e],r=e;r<=o;r++)y[r-i]&&(x[h]=e,w[h]=r,b[h]=y[r-i],h++);for(y=p[e],r=i;r<e;r++)y[r-i]&&(M[g]=e,_[g]=r,E[g]=y[r-i],g++);M[g]=e,_[g]=e,E[g]=1,g++}return{U:[x,w,b],L:[M,_,E]}},numeric.cLUsolve=function(t,e){var r,n,i=t.L,o=t.U,a=numeric.clone(e),s=i[0],u=i[1],c=i[2],h=o[0],l=o[1],f=o[2],p=h.length,d=(s.length,a.length);for(n=0,r=0;r<d;r++){for(;u[n]<r;)a[r]-=c[n]*a[u[n]],n++;n++}for(n=p-1,r=d-1;r>=0;r--){for(;l[n]>r;)a[r]-=f[n]*a[l[n]],n--;a[r]/=f[n],n--}return a},numeric.cgrid=function(t,e){"number"==typeof t&&(t=[t,t]);var r,n,i,o=numeric.rep(t,-1);if("function"!=typeof e)switch(e){case"L":e=function(e,r){return e>=t[0]/2||r<t[1]/2};break;default:e=function(t,e){return!0}}for(i=0,r=1;r<t[0]-1;r++)for(n=1;n<t[1]-1;n++)e(r,n)&&(o[r][n]=i,i++);return o},numeric.cdelsq=function(t){var e,r,n,i,o,a=[[-1,0],[0,-1],[0,1],[1,0]],s=numeric.dim(t),u=s[0],c=s[1],h=[],l=[],f=[];for(e=1;e<u-1;e++)for(r=1;r<c-1;r++)if(!(t[e][r]<0)){for(n=0;n<4;n++)i=e+a[n][0],o=r+a[n][1],t[i][o]<0||(h.push(t[e][r]),l.push(t[i][o]),f.push(-1));h.push(t[e][r]),l.push(t[e][r]),f.push(4)}return[h,l,f]},numeric.cdotMV=function(t,e){var r,n,i,o=t[0],a=t[1],s=t[2],u=o.length;for(i=0,n=0;n<u;n++)o[n]>i&&(i=o[n]);for(i++,r=numeric.rep([i],0),n=0;n<u;n++)r[o[n]]+=s[n]*e[a[n]];return r},numeric.Spline=function(t,e,r,n,i){this.x=t,this.yl=e,this.yr=r,this.kl=n,this.kr=i},numeric.Spline.prototype._at=function(t,e){var r,n,i,o=this.x,a=this.yl,s=this.yr,u=this.kl,c=this.kr,h=numeric.add,l=numeric.sub,f=numeric.mul;r=l(f(u[e],o[e+1]-o[e]),l(s[e+1],a[e])),n=h(f(c[e+1],o[e]-o[e+1]),l(s[e+1],a[e]));var p=(i=(t-o[e])/(o[e+1]-o[e]))*(1-i);return h(h(h(f(1-i,a[e]),f(i,s[e+1])),f(r,p*(1-i))),f(n,p*i))},numeric.Spline.prototype.at=function(t){if("number"==typeof t){var e,r,n,i=this.x,o=i.length,a=Math.floor;for(e=0,r=o-1;r-e>1;)i[n=a((e+r)/2)]<=t?e=n:r=n;return this._at(t,e)}o=t.length;var s,u=Array(o);for(s=o-1;-1!==s;--s)u[s]=this.at(t[s]);return u},numeric.Spline.prototype.diff=function(){var t,e,r,n=this.x,i=this.yl,o=this.yr,a=this.kl,s=this.kr,u=i.length,c=a,h=s,l=Array(u),f=Array(u),p=numeric.add,d=numeric.mul,m=numeric.div,v=numeric.sub;for(t=u-1;-1!==t;--t)e=n[t+1]-n[t],r=v(o[t+1],i[t]),l[t]=m(p(d(r,6),d(a[t],-4*e),d(s[t+1],-2*e)),e*e),f[t+1]=m(p(d(r,-6),d(a[t],2*e),d(s[t+1],4*e)),e*e);return new numeric.Spline(n,c,h,l,f)},numeric.Spline.prototype.roots=function(){function t(t){return t*t}var e=[],r=this.x,n=this.yl,i=this.yr,o=this.kl,a=this.kr;"number"==typeof n[0]&&(n=[n],i=[i],o=[o],a=[a]);var s,u,c,h,l,f,p,d,m,v,g,y,x,w,b,M,_,E,S,A,T,L,R,C=n.length,P=r.length-1,I=(e=Array(C),Math.sqrt);for(s=0;s!==C;++s){for(h=n[s],l=i[s],f=o[s],p=a[s],d=[],u=0;u!==P;u++){for(u>0&&l[u]*h[u]<0&&d.push(r[u]),M=r[u+1]-r[u],r[u],g=h[u],y=l[u+1],m=f[u]/M,x=(v=p[u+1]/M)+3*g+2*m-3*y,w=3*(v+m+2*(g-y)),(b=t(m-v+3*(g-y))+12*v*g)<=0?_=(E=x/w)>r[u]&&E<r[u+1]?[r[u],E,r[u+1]]:[r[u],r[u+1]]:(E=(x-I(b))/w,S=(x+I(b))/w,_=[r[u]],E>r[u]&&E<r[u+1]&&_.push(E),S>r[u]&&S<r[u+1]&&_.push(S),_.push(r[u+1])),T=_[0],E=this._at(T,u),c=0;c<_.length-1;c++)if(L=_[c+1],S=this._at(L,u),0!==E)if(0===S||E*S>0)T=L,E=S;else{for(var N=0;!((R=(E*L-S*T)/(E-S))<=T||R>=L);)if((A=this._at(R,u))*S>0)L=R,S=A,-1===N&&(E*=.5),N=-1;else{if(!(A*E>0))break;T=R,E=A,1===N&&(S*=.5),N=1}d.push(R),T=_[c+1],E=this._at(T,u)}else d.push(T),T=L,E=S;0===S&&d.push(L)}e[s]=d}return"number"==typeof this.yl[0]?e[0]:e},numeric.spline=function(t,e,r,n){var i,o=t.length,a=[],s=[],u=[],c=numeric.sub,h=numeric.mul,l=numeric.add;for(i=o-2;i>=0;i--)s[i]=t[i+1]-t[i],u[i]=c(e[i+1],e[i]);"string"!=typeof r&&"string"!=typeof n||(r=n="periodic");var f=[[],[],[]];switch(typeof r){case"undefined":a[0]=h(3/(s[0]*s[0]),u[0]),f[0].push(0,0),f[1].push(0,1),f[2].push(2/s[0],1/s[0]);break;case"string":a[0]=l(h(3/(s[o-2]*s[o-2]),u[o-2]),h(3/(s[0]*s[0]),u[0])),f[0].push(0,0,0),f[1].push(o-2,0,1),f[2].push(1/s[o-2],2/s[o-2]+2/s[0],1/s[0]);break;default:a[0]=r,f[0].push(0),f[1].push(0),f[2].push(1)}for(i=1;i<o-1;i++)a[i]=l(h(3/(s[i-1]*s[i-1]),u[i-1]),h(3/(s[i]*s[i]),u[i])),f[0].push(i,i,i),f[1].push(i-1,i,i+1),f[2].push(1/s[i-1],2/s[i-1]+2/s[i],1/s[i]);switch(typeof n){case"undefined":a[o-1]=h(3/(s[o-2]*s[o-2]),u[o-2]),f[0].push(o-1,o-1),f[1].push(o-2,o-1),f[2].push(1/s[o-2],2/s[o-2]);break;case"string":f[1][f[1].length-1]=0;break;default:a[o-1]=n,f[0].push(o-1),f[1].push(o-1),f[2].push(1)}a="number"!=typeof a[0]?numeric.transpose(a):[a];var p=Array(a.length);if("string"==typeof r)for(i=p.length-1;-1!==i;--i)p[i]=numeric.ccsLUPSolve(numeric.ccsLUP(numeric.ccsScatter(f)),a[i]),p[i][o-1]=p[i][0];else for(i=p.length-1;-1!==i;--i)p[i]=numeric.cLUsolve(numeric.cLU(f),a[i]);return p="number"==typeof e[0]?p[0]:numeric.transpose(p),new numeric.Spline(t,e,e,p,p)},numeric.fftpow2=function t(e,r){var n=e.length;if(1!==n){var i,o,a=Math.cos,s=Math.sin,u=Array(n/2),c=Array(n/2),h=Array(n/2),l=Array(n/2);for(o=n/2,i=n-1;-1!==i;--i)h[--o]=e[i],l[o]=r[i],--i,u[o]=e[i],c[o]=r[i];t(u,c),t(h,l),o=n/2;var f,p,d,m=-6.283185307179586/n;for(i=n-1;-1!==i;--i)-1===--o&&(o=n/2-1),p=a(f=m*i),d=s(f),e[i]=u[o]+p*h[o]-d*l[o],r[i]=c[o]+p*l[o]+d*h[o]}},numeric._ifftpow2=function t(e,r){var n=e.length;if(1!==n){var i,o,a=Math.cos,s=Math.sin,u=Array(n/2),c=Array(n/2),h=Array(n/2),l=Array(n/2);for(o=n/2,i=n-1;-1!==i;--i)h[--o]=e[i],l[o]=r[i],--i,u[o]=e[i],c[o]=r[i];t(u,c),t(h,l),o=n/2;var f,p,d,m=6.283185307179586/n;for(i=n-1;-1!==i;--i)-1===--o&&(o=n/2-1),p=a(f=m*i),d=s(f),e[i]=u[o]+p*h[o]-d*l[o],r[i]=c[o]+p*l[o]+d*h[o]}},numeric.ifftpow2=function(t,e){numeric._ifftpow2(t,e),numeric.diveq(t,t.length),numeric.diveq(e,e.length)},numeric.convpow2=function(t,e,r,n){var i,o,a,s,u;for(numeric.fftpow2(t,e),numeric.fftpow2(r,n),i=t.length-1;-1!==i;--i)o=t[i],s=e[i],a=r[i],u=n[i],t[i]=o*a-s*u,e[i]=o*u+s*a;numeric.ifftpow2(t,e)},numeric.T.prototype.fft=function(){var t,e,r=this.x,n=this.y,i=r.length,o=Math.log,a=o(2),s=Math.ceil(o(2*i-1)/a),u=Math.pow(2,s),c=numeric.rep([u],0),h=numeric.rep([u],0),l=Math.cos,f=Math.sin,p=-3.141592653589793/i,d=numeric.rep([u],0),m=numeric.rep([u],0);Math.floor(i/2);for(t=0;t<i;t++)d[t]=r[t];if(void 0!==n)for(t=0;t<i;t++)m[t]=n[t];for(c[0]=1,t=1;t<=u/2;t++)e=p*t*t,c[t]=l(e),h[t]=f(e),c[u-t]=l(e),h[u-t]=f(e);var v=new numeric.T(d,m),g=new numeric.T(c,h);return v=v.mul(g),numeric.convpow2(v.x,v.y,numeric.clone(g.x),numeric.neg(g.y)),(v=v.mul(g)).x.length=i,v.y.length=i,v},numeric.T.prototype.ifft=function(){var t,e,r=this.x,n=this.y,i=r.length,o=Math.log,a=o(2),s=Math.ceil(o(2*i-1)/a),u=Math.pow(2,s),c=numeric.rep([u],0),h=numeric.rep([u],0),l=Math.cos,f=Math.sin,p=3.141592653589793/i,d=numeric.rep([u],0),m=numeric.rep([u],0);Math.floor(i/2);for(t=0;t<i;t++)d[t]=r[t];if(void 0!==n)for(t=0;t<i;t++)m[t]=n[t];for(c[0]=1,t=1;t<=u/2;t++)e=p*t*t,c[t]=l(e),h[t]=f(e),c[u-t]=l(e),h[u-t]=f(e);var v=new numeric.T(d,m),g=new numeric.T(c,h);return v=v.mul(g),numeric.convpow2(v.x,v.y,numeric.clone(g.x),numeric.neg(g.y)),(v=v.mul(g)).x.length=i,v.y.length=i,v.div(i)},numeric.gradient=function(t,e){var r=e.length,n=t(e);if(isNaN(n))throw new Error("gradient: f(x) is a NaN!");var i,o,a,s,u,c,h,l,f,p=Math.max,d=numeric.clone(e),m=Array(r),v=(numeric.div,numeric.sub,p=Math.max,Math.abs),g=Math.min,y=0;for(i=0;i<r;i++)for(var x=p(1e-6*n,1e-8);;){if(++y>20)throw new Error("Numerical gradient fails");if(d[i]=e[i]+x,o=t(d),d[i]=e[i]-x,a=t(d),d[i]=e[i],isNaN(o)||isNaN(a))x/=16;else{if(m[i]=(o-a)/(2*x),s=e[i]-x,u=e[i],c=e[i]+x,h=(o-n)/x,l=(n-a)/x,f=p(v(m[i]),v(n),v(o),v(a),v(s),v(u),v(c),1e-8),!(g(p(v(h-m[i]),v(l-m[i]),v(h-l))/f,x/f)>.001))break;x/=16}}return m},numeric.uncmin=function(t,e,r,n,i,o,a){var s=numeric.gradient;void 0===a&&(a={}),void 0===r&&(r=1e-8),void 0===n&&(n=function(e){return s(t,e)}),void 0===i&&(i=1e3);var u,c,h=(e=numeric.clone(e)).length,l=t(e);if(isNaN(l))throw new Error("uncmin: f(x0) is a NaN!");var f=Math.max,p=numeric.norm2;r=f(r,numeric.epsilon);var d,m,v,g,y,x,w,b,M,_,E=a.Hinv||numeric.identity(h),S=numeric.dot,A=(numeric.inv,numeric.sub),T=numeric.add,L=numeric.tensor,R=numeric.div,C=numeric.mul,P=numeric.all,I=numeric.isFinite,N=numeric.neg,F=0,U="";for(m=n(e);F<i;){if("function"==typeof o&&o(F,e,l,m,E)){U="Callback returned true";break}if(!P(I(m))){U="Gradient has Infinity or 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s,u,c,h,l,f,p,d,m,v,g,y,x,w=[t],b=[r],M=[n(t,r)],_=[],E=[.075,.225],S=[44/45,-56/15,32/9],A=[19372/6561,-25360/2187,64448/6561,-212/729],T=[9017/3168,-355/33,46732/5247,49/176,-5103/18656],L=[35/384,0,500/1113,125/192,-2187/6784,11/84],R=[.10013431883002395,0,.3918321794184259,-.02982460176594817,.05893268337240795,-.04497888809104361,.023904308236133973],C=[.2,.3,.8,8/9,1,1],P=[-71/57600,0,71/16695,-71/1920,17253/339200,-22/525,.025],I=0,N=(e-t)/10,F=0,U=numeric.add,O=numeric.mul,D=(Math.max,Math.min),k=Math.abs,B=numeric.norminf,z=Math.pow,j=numeric.any,G=numeric.lt,V=numeric.and,H=(numeric.sub,new numeric.Dopri(w,b,M,_,-1,""));for("function"==typeof a&&(g=a(t,r));t<e&&F<o;)if(++F,t+N>e&&(N=e-t),s=n(t+C[0]*N,U(r,O(.2*N,M[I]))),u=n(t+C[1]*N,U(U(r,O(E[0]*N,M[I])),O(E[1]*N,s))),c=n(t+C[2]*N,U(U(U(r,O(S[0]*N,M[I])),O(S[1]*N,s)),O(S[2]*N,u))),h=n(t+C[3]*N,U(U(U(U(r,O(A[0]*N,M[I])),O(A[1]*N,s)),O(A[2]*N,u)),O(A[3]*N,c))),l=n(t+C[4]*N,U(U(U(U(U(r,O(T[0]*N,M[I])),O(T[1]*N,s)),O(T[2]*N,u)),O(T[3]*N,c)),O(T[4]*N,h))),f=n(t+N,m=U(U(U(U(U(r,O(M[I],N*L[0])),O(u,N*L[2])),O(c,N*L[3])),O(h,N*L[4])),O(l,N*L[5]))),(v="number"==typeof(p=U(U(U(U(U(O(M[I],N*P[0]),O(u,N*P[2])),O(c,N*P[3])),O(h,N*P[4])),O(l,N*P[5])),O(f,N*P[6])))?k(p):B(p))>i){if(t+(N=.2*N*z(i/v,.25))===t){H.msg="Step size became too small";break}}else{if(_[I]=U(U(U(U(U(U(r,O(M[I],N*R[0])),O(u,N*R[2])),O(c,N*R[3])),O(h,N*R[4])),O(l,N*R[5])),O(f,N*R[6])),w[++I]=t+N,b[I]=m,M[I]=f,"function"==typeof a){var W,Y,X=t,q=t+.5*N;if(y=a(q,_[I-1]),j(x=V(G(g,0),G(0,y)))||(X=q,g=y,y=a(q=t+N,m),x=V(G(g,0),G(0,y))),j(x)){for(var Z,J,Q=0,K=1,$=1;;){if("number"==typeof g)Y=($*y*X-K*g*q)/($*y-K*g);else 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s,u,c,h,l=numeric.sum,f=(numeric.log,numeric.mul),p=numeric.sub,d=numeric.dot,m=numeric.div,v=numeric.add,g=t.length,y=r.length,x=!1,w=1,b=(numeric.transpose(e),numeric.svd,numeric.transpose),M=(numeric.leq,Math.sqrt),_=Math.abs,E=(numeric.muleq,numeric.norminf,numeric.any,Math.min),S=numeric.all,A=numeric.gt,T=Array(g),L=Array(y),R=(numeric.rep([y],1),numeric.solve),C=p(r,d(e,o)),P=d(t,t);for(c=0;c<i;++c){var I,N;for(I=y-1;-1!==I;--I)L[I]=m(e[I],C[I]);var F=b(L);for(I=g-1;-1!==I;--I)T[I]=l(F[I]);w=.25*_(P/d(t,T));var U=100*M(P/d(T,T));for((!isFinite(w)||w>U)&&(w=U),h=v(t,f(w,T)),u=d(F,L),I=g-1;-1!==I;--I)u[I][I]+=1;var O=m(C,d(e,N=R(u,m(h,w),!0))),D=1;for(I=y-1;-1!==I;--I)O[I]<0&&(D=E(D,-.999*O[I]));if(!S(A(C=p(r,d(e,s=p(o,f(N,D)))),0)))return{solution:o,message:"",iterations:c};if(o=s,w<n)return{solution:s,message:"",iterations:c};if(a){var k=d(t,h),B=d(e,h);for(x=!0,I=y-1;-1!==I;--I)if(k*B[I]<0){x=!1;break}}else x=!(o[g-1]>=0);if(x)return{solution:s,message:"Unbounded",iterations:c}}return{solution:o,message:"maximum iteration count exceeded",iterations:c}},numeric._solveLP=function(t,e,r,n,i){var o=t.length,a=r.length,s=(numeric.sum,numeric.log,numeric.mul,numeric.sub),u=numeric.dot,c=(numeric.div,numeric.add,numeric.rep([o],0).concat([1])),h=numeric.rep([a,1],-1),l=numeric.blockMatrix([[e,h]]),f=r,p=numeric.rep([o],0).concat(Math.max(0,numeric.sup(numeric.neg(r)))+1),d=numeric.__solveLP(c,l,f,n,i,p,!1),m=numeric.clone(d.solution);if(m.length=o,numeric.inf(s(r,u(e,m)))<0)return{solution:NaN,message:"Infeasible",iterations:d.iterations};var v=numeric.__solveLP(t,e,r,n,i-d.iterations,m,!0);return v.iterations+=d.iterations,v},numeric.solveLP=function(t,e,r,n,i,o,a){if(void 0===a&&(a=1e3),void 0===o&&(o=numeric.epsilon),void 0===n)return numeric._solveLP(t,e,r,o,a);var s,u=n.length,c=n[0].length,h=e.length,l=numeric.echelonize(n),f=numeric.rep([c],0),p=l.P,d=[];for(s=p.length-1;-1!==s;--s)f[p[s]]=1;for(s=c-1;-1!==s;--s)0===f[s]&&d.push(s);var m=numeric.getRange,v=numeric.linspace(0,u-1),g=numeric.linspace(0,h-1),y=m(n,v,d),x=m(e,g,p),w=m(e,g,d),b=numeric.dot,M=numeric.sub,_=b(x,l.I),E=M(w,b(_,y)),S=M(r,b(_,i)),A=Array(p.length),T=Array(d.length);for(s=p.length-1;-1!==s;--s)A[s]=t[p[s]];for(s=d.length-1;-1!==s;--s)T[s]=t[d[s]];var L=M(T,b(A,b(l.I,y))),R=numeric._solveLP(L,E,S,o,a),C=R.solution;if(C!=C)return R;var P=b(l.I,M(i,b(y,C))),I=Array(t.length);for(s=p.length-1;-1!==s;--s)I[p[s]]=P[s];for(s=d.length-1;-1!==s;--s)I[d[s]]=C[s];return{solution:I,message:R.message,iterations:R.iterations}},numeric.MPStoLP=function(t){t instanceof String&&t.split("\n");var e,r,n,i,o=0,a=["Initial state","NAME","ROWS","COLUMNS","RHS","BOUNDS","ENDATA"],s=t.length,u=0,c={},h=[],l=0,f={},p=0,d=[],m=[],v=[];function g(r){throw new Error("MPStoLP: "+r+"\nLine "+e+": 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points");this.tolerance=-1,this.nFaces=0,this.nPoints=e.length,this.faces=[],this.newFaces=[],this.claimed=new u.default,this.unclaimed=new u.default,this.vertices=[];for(var r=0;r<e.length;r+=1)this.vertices.push(new c.default(e[r],r));this.discardedFaces=[],this.vertexPointIndices=[]}return i(t,[{key:"addVertexToFace",value:function(t,e){t.face=e,e.outside?this.claimed.insertBefore(e.outside,t):this.claimed.add(t),e.outside=t}},{key:"removeVertexFromFace",value:function(t,e){t===e.outside&&(t.next&&t.next.face===e?e.outside=t.next:e.outside=null),this.claimed.remove(t)}},{key:"removeAllVerticesFromFace",value:function(t){if(t.outside){for(var e=t.outside;e.next&&e.next.face===t;)e=e.next;return this.claimed.removeChain(t.outside,e),e.next=null,t.outside}}},{key:"deleteFaceVertices",value:function(t,e){var r=this.removeAllVerticesFromFace(t);if(r)if(e)for(var n=void 0,i=r;i;i=n){n=i.next,e.distanceToPlane(i.point)>this.tolerance?this.addVertexToFace(i,e):this.unclaimed.add(i)}else this.unclaimed.addAll(r)}},{key:"resolveUnclaimedPoints",value:function(t){for(var e=this.unclaimed.first(),r=e;r;r=e){e=r.next;for(var n=this.tolerance,i=void 0,o=0;o<t.length;o+=1){var a=t[o];if(a.mark===h.VISIBLE){var s=a.distanceToPlane(r.point);if(s>n&&(n=s,i=a),n>1e3*this.tolerance)break}}i&&this.addVertexToFace(r,i)}}},{key:"computeExtremes",value:function(){var t=[],e=[],r=[],n=[],i=void 0,o=void 0;for(i=0;i<3;i+=1)r[i]=n[i]=this.vertices[0];for(i=0;i<3;i+=1)t[i]=e[i]=this.vertices[0].point[i];for(i=1;i<this.vertices.length;i+=1){var a=this.vertices[i],s=a.point;for(o=0;o<3;o+=1)s[o]<t[o]&&(t[o]=s[o],r[o]=a);for(o=0;o<3;o+=1)s[o]>e[o]&&(e[o]=s[o],n[o]=a)}return this.tolerance=3*Number.EPSILON*(Math.max(Math.abs(t[0]),Math.abs(e[0]))+Math.max(Math.abs(t[1]),Math.abs(e[1]))+Math.max(Math.abs(t[2]),Math.abs(e[2]))),p.enabled&&p("tolerance %d",this.tolerance),[r,n]}},{key:"createInitialSimplex",value:function(){var t,e,r=this.vertices,i=this.computeExtremes(),u=n(i,2),c=u[0],h=u[1],f=void 0,p=void 0,d=void 0,m=void 0,v=0,g=0;for(d=0;d<3;d+=1){var y=h[d].point[d]-c[d].point[d];y>v&&(v=y,g=d)}for(t=c[g],e=h[g],v=0,d=0;d<this.vertices.length;d+=1){var x=this.vertices[d];if(x!==t&&x!==e){var w=(0,o.default)(x.point,t.point,e.point);w>v&&(v=w,f=x)}}var b=(0,a.default)([],t.point,e.point,f.point),M=(0,s.default)(t.point,b);for(v=-1,d=0;d<this.vertices.length;d+=1){var _=this.vertices[d];if(_!==t&&_!==e&&_!==f){var E=Math.abs((0,s.default)(b,_.point)-M);E>v&&(v=E,p=_)}}var S=[];if((0,s.default)(p.point,b)-M<0)for(S.push(l.default.createTriangle(t,e,f),l.default.createTriangle(p,e,t),l.default.createTriangle(p,f,e),l.default.createTriangle(p,t,f)),d=0;d<3;d+=1){var A=(d+1)%3;S[d+1].getEdge(2).setOpposite(S[0].getEdge(A)),S[d+1].getEdge(1).setOpposite(S[A+1].getEdge(0))}else for(S.push(l.default.createTriangle(t,f,e),l.default.createTriangle(p,t,e),l.default.createTriangle(p,e,f),l.default.createTriangle(p,f,t)),d=0;d<3;d+=1){var T=(d+1)%3;S[d+1].getEdge(2).setOpposite(S[0].getEdge((3-d)%3)),S[d+1].getEdge(0).setOpposite(S[T+1].getEdge(1))}for(d=0;d<4;d+=1)this.faces.push(S[d]);for(d=0;d<r.length;d+=1){var L=r[d];if(L!==t&&L!==e&&L!==f&&L!==p){v=this.tolerance;var R=void 0;for(m=0;m<4;m+=1){var C=S[m].distanceToPlane(L.point);C>v&&(v=C,R=S[m])}R&&this.addVertexToFace(L,R)}}}},{key:"reindexFaceAndVertices",value:function(){for(var t=[],e=0;e<this.faces.length;e+=1){var r=this.faces[e];r.mark===h.VISIBLE&&t.push(r)}this.faces=t}},{key:"collectFaces",value:function(t){for(var e=[],r=0;r<this.faces.length;r+=1){if(this.faces[r].mark!==h.VISIBLE)throw Error("attempt to include a destroyed face in the hull");var n=this.faces[r].collectIndices();if(t)e.push(n);else for(var i=0;i<n.length-2;i+=1)e.push([n[0],n[i+1],n[i+2]])}return e}},{key:"nextVertexToAdd",value:function(){if(!this.claimed.isEmpty()){var t=void 0,e=void 0,r=0,n=this.claimed.first().face;for(e=n.outside;e&&e.face===n;e=e.next){var i=n.distanceToPlane(e.point);i>r&&(r=i,t=e)}return t}}},{key:"computeHorizon",value:function(t,e,r,n){this.deleteFaceVertices(r),r.mark=h.DELETED;var i=void 0;i=e?e.next:e=r.getEdge(0);do{var o=i.opposite,a=o.face;a.mark===h.VISIBLE&&(a.distanceToPlane(t)>this.tolerance?this.computeHorizon(t,o,a,n):n.push(i)),i=i.next}while(i!==e)}},{key:"addAdjoiningFace",value:function(t,e){var r=l.default.createTriangle(t,e.tail(),e.head());return this.faces.push(r),r.getEdge(-1).setOpposite(e.opposite),r.getEdge(0)}},{key:"addNewFaces",value:function(t,e){this.newFaces=[];for(var r=void 0,n=void 0,i=0;i<e.length;i+=1){var o=e[i],a=this.addAdjoiningFace(t,o);r?a.next.setOpposite(n):r=a,this.newFaces.push(a.face),n=a}r.next.setOpposite(n)}},{key:"oppositeFaceDistance",value:function(t){return t.face.distanceToPlane(t.opposite.face.centroid)}},{key:"doAdjacentMerge",value:function(t,e){var r=t.edge,n=!0,i=0;do{if(i>=t.nVertices)throw Error("merge recursion limit exceeded");var o=r.opposite.face,a=!1;if(2===e)(this.oppositeFaceDistance(r)>-this.tolerance||this.oppositeFaceDistance(r.opposite)>-this.tolerance)&&(a=!0);else if(t.area>o.area?this.oppositeFaceDistance(r)>-this.tolerance?a=!0:this.oppositeFaceDistance(r.opposite)>-this.tolerance&&(n=!1):this.oppositeFaceDistance(r.opposite)>-this.tolerance?a=!0:this.oppositeFaceDistance(r)>-this.tolerance&&(n=!1),a){p("face merge");for(var s=t.mergeAdjacentFaces(r,[]),u=0;u<s.length;u+=1)this.deleteFaceVertices(s[u],t);return!0}r=r.next,i+=1}while(r!==t.edge);return n||(t.mark=h.NON_CONVEX),!1}},{key:"addVertexToHull",value:function(t){var e=[];this.unclaimed.clear(),this.removeVertexFromFace(t,t.face),this.computeHorizon(t.point,null,t.face,e),p.enabled&&p("horizon %j",e.map(function(t){return t.head().index})),this.addNewFaces(t,e),p("first merge");for(var r=0;r<this.newFaces.length;r+=1){var n=this.newFaces[r];if(n.mark===h.VISIBLE)for(;this.doAdjacentMerge(n,1););}p("second merge");for(var i=0;i<this.newFaces.length;i+=1){var o=this.newFaces[i];if(o.mark===h.NON_CONVEX)for(o.mark=h.VISIBLE;this.doAdjacentMerge(o,2););}p("reassigning points to newFaces"),this.resolveUnclaimedPoints(this.newFaces)}},{key:"build",value:function(){var t=0,e=void 0;for(this.createInitialSimplex();e=this.nextVertexToAdd();)p("== iteration %j ==",t+=1),p("next vertex to add = %d %j",e.index,e.point),this.addVertexToHull(e),p("end");this.reindexFaceAndVertices()}}]),t}();e.default=d,t.exports=e.default},3930:function(t,e,r){"use strict";var n=r(3931);t.exports=function(t,e,r){return Math.sqrt(n(t,e,r))}},3931:function(t,e,r){var n=r(333),i=r(560),o=r(384),a=[],s=[],u=[];t.exports=function(t,e,r){n(a,r,e),n(s,t,e);var c=o(i(u,s,a)),h=o(a);if(0===h)throw Error("a and b are the same point");return c/h}},3932:function(t,e,r){var n=r(349),i=r(333),o=r(560),a=[0,0,0];t.exports=function(t,e,r,s){return i(t,e,r),i(a,r,s),o(t,t,a),n(t,t)}},3933:function(t,e,r){"use strict";Object.defineProperty(e,"__esModule",{value:!0});var n=function(){function t(t,e){for(var r=0;r<e.length;r++){var n=e[r];n.enumerable=n.enumerable||!1,n.configurable=!0,"value"in n&&(n.writable=!0),Object.defineProperty(t,n.key,n)}}return function(e,r,n){return r&&t(e.prototype,r),n&&t(e,n),e}}();var i=function(){function t(){!function(t,e){if(!(t instanceof e))throw new TypeError("Cannot call a class as a function")}(this,t),this.head=null,this.tail=null}return 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function")}(this,t),this.normal=[],this.centroid=[],this.offset=0,this.outside=null,this.mark=v,this.edge=null,this.nVertices=0}return n(t,[{key:"getEdge",value:function(t){if("number"!=typeof t)throw Error("requires a number");for(var e=this.edge;t>0;)e=e.next,t-=1;for(;t<0;)e=e.prev,t+=1;return e}},{key:"computeNormal",value:function(){var t=this.edge,e=t.next,r=e.next,n=(0,a.default)([],e.head().point,t.head().point),i=[],l=[];for(this.nVertices=2,this.normal=[0,0,0];r!==t;)(0,u.default)(l,n),(0,a.default)(n,r.head().point,t.head().point),(0,o.default)(this.normal,this.normal,(0,s.default)(i,l,n)),r=r.next,this.nVertices+=1;this.area=(0,c.default)(this.normal),this.normal=(0,h.default)(this.normal,this.normal,1/this.area)}},{key:"computeNormalMinArea",value:function(t){if(this.computeNormal(),this.area<t){var e=void 0,r=0,n=this.edge;do{var o=n.lengthSquared();o>r&&(e=n,r=o),n=n.next}while(n!==this.edge);var 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e=t.potential,a=t.resolution,s=t.bounds||[[0,0,0],a],u=[0,0,0],c=[0,0,0],h=0;h<3;++h)u[h]=(s[1][h]-s[0][h])/a[h],c[h]=s[0][h];var l=[],f=[],p=0,d=new Array(8),m=new Array(12),v=[0,0,0];for(v[2]=0;v[2]<a[2]-1;++v[2],p+=a[0])for(v[1]=0;v[1]<a[1]-1;++v[1],++p)for(v[0]=0;v[0]<a[0]-1;++v[0],++p){var g=0;for(h=0;h<8;++h){var y=i[h],x=e(u[0]*(v[0]+y[0])+c[0],u[1]*(v[1]+y[1])+c[1],u[2]*(v[2]+y[2])+c[2]);d[h]=x,g|=x>0?1<<h:0}var w=r[g];if(0!==w){for(h=0;h<12;++h)if(0!=(w&1<<h)){m[h]=l.length;var b=[0,0,0],M=o[h],_=i[M[0]],E=i[M[1]],S=d[M[0]],A=S-d[M[1]],T=0;Math.abs(A)>1e-6&&(T=S/A);for(var L=0;L<3;++L)b[L]=u[L]*(v[L]+_[L]+T*(E[L]-_[L]))+c[L];l.push(b)}var R=n[g];for(h=0;h<R.length;h+=3)f.push([m[R[h]],m[R[h+1]],m[R[h+2]]])}}return{positions:l,faces:f}}},3952:function(t,e){var r=[[0,0,0],[1,0,0],[1,1,0],[0,1,0],[0,0,1],[1,0,1],[1,1,1],[0,1,1]],n=[[0,2,3,7],[0,6,2,7],[0,4,6,7],[0,6,1,2],[0,1,6,4],[5,6,1,4]];e.marching_tetrahedra=function(t){for(var e=t.potential,i=t.resolution,o=t.bounds||[[0,0,0],i],a=[0,0,0],s=[0,0,0],u=0;u<3;++u)a[u]=(o[1][u]-o[0][u])/i[u],s[u]=o[0][u];var c=[],h=[],l=0,f=new Float32Array(8),p=(new Int32Array(12),[0,0,0]);function d(t,e){var n=f[t],i=f[e],o=r[t],u=r[e],h=[p[0],p[1],p[2]],l=n-i;Math.abs(l)>1e-6&&(l=n/l);for(var d=0;d<3;++d)h[d]=a[d]*(h[d]+o[d]+l*(u[d]-o[d]))+s[d];return c.push(h),c.length-1}for(p[2]=0;p[2]<i[2]-1;++p[2],l+=i[0])for(p[1]=0;p[1]<i[1]-1;++p[1],++l)for(p[0]=0;p[0]<i[0]-1;++p[0],++l){for(u=0;u<8;++u){var m=r[u];f[u]=e(a[0]*(p[0]+m[0])+s[0],a[1]*(p[1]+m[1])+s[1],a[2]*(p[2]+m[2])+s[2])}for(u=0;u<n.length;++u){var v=n[u],g=0;switch(f[v[0]]<0&&(g|=1),f[v[1]]<0&&(g|=2),f[v[2]]<0&&(g|=4),f[v[3]]<0&&(g|=8),g){case 0:case 15:break;case 14:h.push([d(v[0],v[1]),d(v[0],v[3]),d(v[0],v[2])]);break;case 1:h.push([d(v[0],v[1]),d(v[0],v[2]),d(v[0],v[3])]);break;case 13:h.push([d(v[1],v[0]),d(v[1],v[2]),d(v[1],v[3])]);break;case 2:h.push([d(v[1],v[0]),d(v[1],v[3]),d(v[1],v[2])]);break;case 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e=this.x-t.x,r=this.y-t.y;return e*e+r*r},distanceToManhattan:function(t){return Math.abs(this.x-t.x)+Math.abs(this.y-t.y)},setLength:function(t){return this.multiplyScalar(t/this.length())},lerp:function(t,e){return this.x+=(t.x-this.x)*e,this.y+=(t.y-this.y)*e,this},lerpVectors:function(t,e,r){return this.subVectors(e,t).multiplyScalar(r).add(t)},equals:function(t){return t.x===this.x&&t.y===this.y},fromArray:function(t,e){return void 0===e&&(e=0),this.x=t[e],this.y=t[e+1],this},toArray:function(t,e){return void 0===t&&(t=[]),void 0===e&&(e=0),t[e]=this.x,t[e+1]=this.y,t},fromAttribute:function(t,e,r){return void 0===r&&(r=0),e=e*t.itemSize+r,this.x=t.array[e],this.y=t.array[e+1],this},rotateAround:function(t,e){var r=Math.cos(e),n=Math.sin(e),i=this.x-t.x,o=this.y-t.y;return this.x=i*r-o*n+t.x,this.y=i*n+o*r+t.y,this}},fe.DEFAULT_IMAGE=void 0,fe.DEFAULT_MAPPING=300,fe.prototype={constructor:fe,isTexture:!0,set needsUpdate(t){!0===t&&this.version++},clone:function(){return(new this.constructor).copy(this)},copy:function(t){return this.image=t.image,this.mipmaps=t.mipmaps.slice(0),this.mapping=t.mapping,this.wrapS=t.wrapS,this.wrapT=t.wrapT,this.magFilter=t.magFilter,this.minFilter=t.minFilter,this.anisotropy=t.anisotropy,this.format=t.format,this.type=t.type,this.offset.copy(t.offset),this.repeat.copy(t.repeat),this.generateMipmaps=t.generateMipmaps,this.premultiplyAlpha=t.premultiplyAlpha,this.flipY=t.flipY,this.unpackAlignment=t.unpackAlignment,this.encoding=t.encoding,this},toJSON:function(t){if(void 0!==t.textures[this.uuid])return t.textures[this.uuid];var e={metadata:{version:4.4,type:"Texture",generator:"Texture.toJSON"},uuid:this.uuid,name:this.name,mapping:this.mapping,repeat:[this.repeat.x,this.repeat.y],offset:[this.offset.x,this.offset.y],wrap:[this.wrapS,this.wrapT],minFilter:this.minFilter,magFilter:this.magFilter,anisotropy:this.anisotropy,flipY:this.flipY};if(void 0!==this.image){var r=this.image;void 0===r.uuid&&(r.uuid=he.generateUUID()),void 0===t.images[r.uuid]&&(t.images[r.uuid]={uuid:r.uuid,url:function(t){var e;return void 0!==t.toDataURL?e=t:((e=document.createElementNS("http://www.w3.org/1999/xhtml","canvas")).width=t.width,e.height=t.height,e.getContext("2d").drawImage(t,0,0,t.width,t.height)),e.width>2048||e.height>2048?e.toDataURL("image/jpeg",.6):e.toDataURL("image/png")}(r)}),e.image=r.uuid}return t.textures[this.uuid]=e,e},dispose:function(){this.dispatchEvent({type:"dispose"})},transformUv:function(t){if(300===this.mapping){if(t.multiply(this.repeat),t.add(this.offset),t.x<0||t.x>1)switch(this.wrapS){case ht:t.x=t.x-Math.floor(t.x);break;case lt:t.x=t.x<0?0:1;break;case ft:1===Math.abs(Math.floor(t.x)%2)?t.x=Math.ceil(t.x)-t.x:t.x=t.x-Math.floor(t.x)}if(t.y<0||t.y>1)switch(this.wrapT){case ht:t.y=t.y-Math.floor(t.y);break;case lt:t.y=t.y<0?0:1;break;case ft:1===Math.abs(Math.floor(t.y)%2)?t.y=Math.ceil(t.y)-t.y:t.y=t.y-Math.floor(t.y)}this.flipY&&(t.y=1-t.y)}}},Object.assign(fe.prototype,e.prototype);var pe=0;function de(){return pe++}function me(t,e,r,n){this.x=t||0,this.y=e||0,this.z=r||0,this.w=void 0!==n?n:1}function ve(t,e,r){this.uuid=he.generateUUID(),this.width=t,this.height=e,this.scissor=new me(0,0,t,e),this.scissorTest=!1,this.viewport=new me(0,0,t,e),void 0===(r=r||{}).minFilter&&(r.minFilter=gt),this.texture=new fe(void 0,void 0,r.wrapS,r.wrapT,r.magFilter,r.minFilter,r.format,r.type,r.anisotropy,r.encoding),this.depthBuffer=void 0===r.depthBuffer||r.depthBuffer,this.stencilBuffer=void 0===r.stencilBuffer||r.stencilBuffer,this.depthTexture=void 0!==r.depthTexture?r.depthTexture:null}function ge(t,e,r){ve.call(this,t,e,r),this.activeCubeFace=0,this.activeMipMapLevel=0}function ye(t,e,r,n){this._x=t||0,this._y=e||0,this._z=r||0,this._w=void 0!==n?n:1}function xe(t,e,r){this.x=t||0,this.y=e||0,this.z=r||0}function we(){this.elements=new Float32Array([1,0,0,0,0,1,0,0,0,0,1,0,0,0,0,1]),arguments.length>0&&console.error("THREE.Matrix4: the constructor no longer reads arguments. use .set() instead.")}function be(t,e,r,n,i,o,a,s,u,c){t=void 0!==t?t:[],e=void 0!==e?e:rt,fe.call(this,t,e,r,n,i,o,a,s,u,c),this.flipY=!1}me.prototype={constructor:me,isVector4:!0,set:function(t,e,r,n){return this.x=t,this.y=e,this.z=r,this.w=n,this},setScalar:function(t){return this.x=t,this.y=t,this.z=t,this.w=t,this},setX:function(t){return this.x=t,this},setY:function(t){return this.y=t,this},setZ:function(t){return this.z=t,this},setW:function(t){return this.w=t,this},setComponent:function(t,e){switch(t){case 0:this.x=e;break;case 1:this.y=e;break;case 2:this.z=e;break;case 3:this.w=e;break;default:throw new Error("index is out of range: "+t)}return this},getComponent:function(t){switch(t){case 0:return this.x;case 1:return this.y;case 2:return this.z;case 3:return this.w;default:throw new Error("index is out of range: "+t)}},clone:function(){return new this.constructor(this.x,this.y,this.z,this.w)},copy:function(t){return this.x=t.x,this.y=t.y,this.z=t.z,this.w=void 0!==t.w?t.w:1,this},add:function(t,e){return void 0!==e?(console.warn("THREE.Vector4: .add() now only accepts one argument. Use .addVectors( a, b ) instead."),this.addVectors(t,e)):(this.x+=t.x,this.y+=t.y,this.z+=t.z,this.w+=t.w,this)},addScalar:function(t){return this.x+=t,this.y+=t,this.z+=t,this.w+=t,this},addVectors:function(t,e){return this.x=t.x+e.x,this.y=t.y+e.y,this.z=t.z+e.z,this.w=t.w+e.w,this},addScaledVector:function(t,e){return this.x+=t.x*e,this.y+=t.y*e,this.z+=t.z*e,this.w+=t.w*e,this},sub:function(t,e){return void 0!==e?(console.warn("THREE.Vector4: .sub() now only accepts one argument. Use .subVectors( a, b ) instead."),this.subVectors(t,e)):(this.x-=t.x,this.y-=t.y,this.z-=t.z,this.w-=t.w,this)},subScalar:function(t){return this.x-=t,this.y-=t,this.z-=t,this.w-=t,this},subVectors:function(t,e){return this.x=t.x-e.x,this.y=t.y-e.y,this.z=t.z-e.z,this.w=t.w-e.w,this},multiplyScalar:function(t){return isFinite(t)?(this.x*=t,this.y*=t,this.z*=t,this.w*=t):(this.x=0,this.y=0,this.z=0,this.w=0),this},applyMatrix4:function(t){var e=this.x,r=this.y,n=this.z,i=this.w,o=t.elements;return this.x=o[0]*e+o[4]*r+o[8]*n+o[12]*i,this.y=o[1]*e+o[5]*r+o[9]*n+o[13]*i,this.z=o[2]*e+o[6]*r+o[10]*n+o[14]*i,this.w=o[3]*e+o[7]*r+o[11]*n+o[15]*i,this},divideScalar:function(t){return this.multiplyScalar(1/t)},setAxisAngleFromQuaternion:function(t){this.w=2*Math.acos(t.w);var e=Math.sqrt(1-t.w*t.w);return e<1e-4?(this.x=1,this.y=0,this.z=0):(this.x=t.x/e,this.y=t.y/e,this.z=t.z/e),this},setAxisAngleFromRotationMatrix:function(t){var e,r,n,i,o=t.elements,a=o[0],s=o[4],u=o[8],c=o[1],h=o[5],l=o[9],f=o[2],p=o[6],d=o[10];if(Math.abs(s-c)<.01&&Math.abs(u-f)<.01&&Math.abs(l-p)<.01){if(Math.abs(s+c)<.1&&Math.abs(u+f)<.1&&Math.abs(l+p)<.1&&Math.abs(a+h+d-3)<.1)return this.set(1,0,0,0),this;e=Math.PI;var m=(a+1)/2,v=(h+1)/2,g=(d+1)/2,y=(s+c)/4,x=(u+f)/4,w=(l+p)/4;return m>v&&m>g?m<.01?(r=0,n=.707106781,i=.707106781):(r=Math.sqrt(m),n=y/r,i=x/r):v>g?v<.01?(r=.707106781,n=0,i=.707106781):(n=Math.sqrt(v),r=y/n,i=w/n):g<.01?(r=.707106781,n=.707106781,i=0):(i=Math.sqrt(g),r=x/i,n=w/i),this.set(r,n,i,e),this}var b=Math.sqrt((p-l)*(p-l)+(u-f)*(u-f)+(c-s)*(c-s));return Math.abs(b)<.001&&(b=1),this.x=(p-l)/b,this.y=(u-f)/b,this.z=(c-s)/b,this.w=Math.acos((a+h+d-1)/2),this},min:function(t){return this.x=Math.min(this.x,t.x),this.y=Math.min(this.y,t.y),this.z=Math.min(this.z,t.z),this.w=Math.min(this.w,t.w),this},max:function(t){return this.x=Math.max(this.x,t.x),this.y=Math.max(this.y,t.y),this.z=Math.max(this.z,t.z),this.w=Math.max(this.w,t.w),this},clamp:function(t,e){return this.x=Math.max(t.x,Math.min(e.x,this.x)),this.y=Math.max(t.y,Math.min(e.y,this.y)),this.z=Math.max(t.z,Math.min(e.z,this.z)),this.w=Math.max(t.w,Math.min(e.w,this.w)),this},clampScalar:function(){var t,e;return function(r,n){return void 0===t&&(t=new me,e=new me),t.set(r,r,r,r),e.set(n,n,n,n),this.clamp(t,e)}}(),floor:function(){return this.x=Math.floor(this.x),this.y=Math.floor(this.y),this.z=Math.floor(this.z),this.w=Math.floor(this.w),this},ceil:function(){return this.x=Math.ceil(this.x),this.y=Math.ceil(this.y),this.z=Math.ceil(this.z),this.w=Math.ceil(this.w),this},round:function(){return this.x=Math.round(this.x),this.y=Math.round(this.y),this.z=Math.round(this.z),this.w=Math.round(this.w),this},roundToZero:function(){return this.x=this.x<0?Math.ceil(this.x):Math.floor(this.x),this.y=this.y<0?Math.ceil(this.y):Math.floor(this.y),this.z=this.z<0?Math.ceil(this.z):Math.floor(this.z),this.w=this.w<0?Math.ceil(this.w):Math.floor(this.w),this},negate:function(){return this.x=-this.x,this.y=-this.y,this.z=-this.z,this.w=-this.w,this},dot:function(t){return this.x*t.x+this.y*t.y+this.z*t.z+this.w*t.w},lengthSq:function(){return this.x*this.x+this.y*this.y+this.z*this.z+this.w*this.w},length:function(){return Math.sqrt(this.x*this.x+this.y*this.y+this.z*this.z+this.w*this.w)},lengthManhattan:function(){return Math.abs(this.x)+Math.abs(this.y)+Math.abs(this.z)+Math.abs(this.w)},normalize:function(){return this.divideScalar(this.length())},setLength:function(t){return this.multiplyScalar(t/this.length())},lerp:function(t,e){return this.x+=(t.x-this.x)*e,this.y+=(t.y-this.y)*e,this.z+=(t.z-this.z)*e,this.w+=(t.w-this.w)*e,this},lerpVectors:function(t,e,r){return this.subVectors(e,t).multiplyScalar(r).add(t)},equals:function(t){return t.x===this.x&&t.y===this.y&&t.z===this.z&&t.w===this.w},fromArray:function(t,e){return void 0===e&&(e=0),this.x=t[e],this.y=t[e+1],this.z=t[e+2],this.w=t[e+3],this},toArray:function(t,e){return void 0===t&&(t=[]),void 0===e&&(e=0),t[e]=this.x,t[e+1]=this.y,t[e+2]=this.z,t[e+3]=this.w,t},fromAttribute:function(t,e,r){return void 0===r&&(r=0),e=e*t.itemSize+r,this.x=t.array[e],this.y=t.array[e+1],this.z=t.array[e+2],this.w=t.array[e+3],this}},Object.assign(ve.prototype,e.prototype,{isWebGLRenderTarget:!0,setSize:function(t,e){this.width===t&&this.height===e||(this.width=t,this.height=e,this.dispose()),this.viewport.set(0,0,t,e),this.scissor.set(0,0,t,e)},clone:function(){return(new this.constructor).copy(this)},copy:function(t){return this.width=t.width,this.height=t.height,this.viewport.copy(t.viewport),this.texture=t.texture.clone(),this.depthBuffer=t.depthBuffer,this.stencilBuffer=t.stencilBuffer,this.depthTexture=t.depthTexture,this},dispose:function(){this.dispatchEvent({type:"dispose"})}}),ge.prototype=Object.create(ve.prototype),ge.prototype.constructor=ge,ge.prototype.isWebGLRenderTargetCube=!0,ye.prototype={constructor:ye,get x(){return this._x},set x(t){this._x=t,this.onChangeCallback()},get y(){return this._y},set y(t){this._y=t,this.onChangeCallback()},get z(){return this._z},set z(t){this._z=t,this.onChangeCallback()},get w(){return this._w},set w(t){this._w=t,this.onChangeCallback()},set:function(t,e,r,n){return this._x=t,this._y=e,this._z=r,this._w=n,this.onChangeCallback(),this},clone:function(){return new this.constructor(this._x,this._y,this._z,this._w)},copy:function(t){return this._x=t.x,this._y=t.y,this._z=t.z,this._w=t.w,this.onChangeCallback(),this},setFromEuler:function(t,e){if(!1===(t&&t.isEuler))throw new Error("THREE.Quaternion: .setFromEuler() now expects an Euler rotation rather than a Vector3 and order.");var r=Math.cos(t._x/2),n=Math.cos(t._y/2),i=Math.cos(t._z/2),o=Math.sin(t._x/2),a=Math.sin(t._y/2),s=Math.sin(t._z/2),u=t.order;return"XYZ"===u?(this._x=o*n*i+r*a*s,this._y=r*a*i-o*n*s,this._z=r*n*s+o*a*i,this._w=r*n*i-o*a*s):"YXZ"===u?(this._x=o*n*i+r*a*s,this._y=r*a*i-o*n*s,this._z=r*n*s-o*a*i,this._w=r*n*i+o*a*s):"ZXY"===u?(this._x=o*n*i-r*a*s,this._y=r*a*i+o*n*s,this._z=r*n*s+o*a*i,this._w=r*n*i-o*a*s):"ZYX"===u?(this._x=o*n*i-r*a*s,this._y=r*a*i+o*n*s,this._z=r*n*s-o*a*i,this._w=r*n*i+o*a*s):"YZX"===u?(this._x=o*n*i+r*a*s,this._y=r*a*i+o*n*s,this._z=r*n*s-o*a*i,this._w=r*n*i-o*a*s):"XZY"===u&&(this._x=o*n*i-r*a*s,this._y=r*a*i-o*n*s,this._z=r*n*s+o*a*i,this._w=r*n*i+o*a*s),!1!==e&&this.onChangeCallback(),this},setFromAxisAngle:function(t,e){var r=e/2,n=Math.sin(r);return this._x=t.x*n,this._y=t.y*n,this._z=t.z*n,this._w=Math.cos(r),this.onChangeCallback(),this},setFromRotationMatrix:function(t){var e,r=t.elements,n=r[0],i=r[4],o=r[8],a=r[1],s=r[5],u=r[9],c=r[2],h=r[6],l=r[10],f=n+s+l;return f>0?(e=.5/Math.sqrt(f+1),this._w=.25/e,this._x=(h-u)*e,this._y=(o-c)*e,this._z=(a-i)*e):n>s&&n>l?(e=2*Math.sqrt(1+n-s-l),this._w=(h-u)/e,this._x=.25*e,this._y=(i+a)/e,this._z=(o+c)/e):s>l?(e=2*Math.sqrt(1+s-n-l),this._w=(o-c)/e,this._x=(i+a)/e,this._y=.25*e,this._z=(u+h)/e):(e=2*Math.sqrt(1+l-n-s),this._w=(a-i)/e,this._x=(o+c)/e,this._y=(u+h)/e,this._z=.25*e),this.onChangeCallback(),this},setFromUnitVectors:function(){var t,e;return function(r,n){return void 0===t&&(t=new xe),(e=r.dot(n)+1)<1e-6?(e=0,Math.abs(r.x)>Math.abs(r.z)?t.set(-r.y,r.x,0):t.set(0,-r.z,r.y)):t.crossVectors(r,n),this._x=t.x,this._y=t.y,this._z=t.z,this._w=e,this.normalize()}}(),inverse:function(){return this.conjugate().normalize()},conjugate:function(){return this._x*=-1,this._y*=-1,this._z*=-1,this.onChangeCallback(),this},dot:function(t){return this._x*t._x+this._y*t._y+this._z*t._z+this._w*t._w},lengthSq:function(){return this._x*this._x+this._y*this._y+this._z*this._z+this._w*this._w},length:function(){return Math.sqrt(this._x*this._x+this._y*this._y+this._z*this._z+this._w*this._w)},normalize:function(){var t=this.length();return 0===t?(this._x=0,this._y=0,this._z=0,this._w=1):(t=1/t,this._x=this._x*t,this._y=this._y*t,this._z=this._z*t,this._w=this._w*t),this.onChangeCallback(),this},multiply:function(t,e){return void 0!==e?(console.warn("THREE.Quaternion: .multiply() now only accepts one argument. Use .multiplyQuaternions( a, b ) instead."),this.multiplyQuaternions(t,e)):this.multiplyQuaternions(this,t)},premultiply:function(t){return this.multiplyQuaternions(t,this)},multiplyQuaternions:function(t,e){var r=t._x,n=t._y,i=t._z,o=t._w,a=e._x,s=e._y,u=e._z,c=e._w;return this._x=r*c+o*a+n*u-i*s,this._y=n*c+o*s+i*a-r*u,this._z=i*c+o*u+r*s-n*a,this._w=o*c-r*a-n*s-i*u,this.onChangeCallback(),this},slerp:function(t,e){if(0===e)return this;if(1===e)return this.copy(t);var r=this._x,n=this._y,i=this._z,o=this._w,a=o*t._w+r*t._x+n*t._y+i*t._z;if(a<0?(this._w=-t._w,this._x=-t._x,this._y=-t._y,this._z=-t._z,a=-a):this.copy(t),a>=1)return this._w=o,this._x=r,this._y=n,this._z=i,this;var s=Math.sqrt(1-a*a);if(Math.abs(s)<.001)return this._w=.5*(o+this._w),this._x=.5*(r+this._x),this._y=.5*(n+this._y),this._z=.5*(i+this._z),this;var u=Math.atan2(s,a),c=Math.sin((1-e)*u)/s,h=Math.sin(e*u)/s;return this._w=o*c+this._w*h,this._x=r*c+this._x*h,this._y=n*c+this._y*h,this._z=i*c+this._z*h,this.onChangeCallback(),this},equals:function(t){return t._x===this._x&&t._y===this._y&&t._z===this._z&&t._w===this._w},fromArray:function(t,e){return void 0===e&&(e=0),this._x=t[e],this._y=t[e+1],this._z=t[e+2],this._w=t[e+3],this.onChangeCallback(),this},toArray:function(t,e){return void 0===t&&(t=[]),void 0===e&&(e=0),t[e]=this._x,t[e+1]=this._y,t[e+2]=this._z,t[e+3]=this._w,t},onChange:function(t){return this.onChangeCallback=t,this},onChangeCallback:function(){}},Object.assign(ye,{slerp:function(t,e,r,n){return r.copy(t).slerp(e,n)},slerpFlat:function(t,e,r,n,i,o,a){var s=r[n+0],u=r[n+1],c=r[n+2],h=r[n+3],l=i[o+0],f=i[o+1],p=i[o+2],d=i[o+3];if(h!==d||s!==l||u!==f||c!==p){var m=1-a,v=s*l+u*f+c*p+h*d,g=v>=0?1:-1,y=1-v*v;if(y>Number.EPSILON){var x=Math.sqrt(y),w=Math.atan2(x,v*g);m=Math.sin(m*w)/x,a=Math.sin(a*w)/x}var b=a*g;if(s=s*m+l*b,u=u*m+f*b,c=c*m+p*b,h=h*m+d*b,m===1-a){var M=1/Math.sqrt(s*s+u*u+c*c+h*h);s*=M,u*=M,c*=M,h*=M}}t[e]=s,t[e+1]=u,t[e+2]=c,t[e+3]=h}}),xe.prototype={constructor:xe,isVector3:!0,set:function(t,e,r){return this.x=t,this.y=e,this.z=r,this},setScalar:function(t){return this.x=t,this.y=t,this.z=t,this},setX:function(t){return this.x=t,this},setY:function(t){return this.y=t,this},setZ:function(t){return this.z=t,this},setComponent:function(t,e){switch(t){case 0:this.x=e;break;case 1:this.y=e;break;case 2:this.z=e;break;default:throw new Error("index is out of range: "+t)}return this},getComponent:function(t){switch(t){case 0:return this.x;case 1:return this.y;case 2:return this.z;default:throw new Error("index is out of range: "+t)}},clone:function(){return new this.constructor(this.x,this.y,this.z)},copy:function(t){return this.x=t.x,this.y=t.y,this.z=t.z,this},add:function(t,e){return void 0!==e?(console.warn("THREE.Vector3: .add() now only accepts one argument. Use .addVectors( a, b ) instead."),this.addVectors(t,e)):(this.x+=t.x,this.y+=t.y,this.z+=t.z,this)},addScalar:function(t){return this.x+=t,this.y+=t,this.z+=t,this},addVectors:function(t,e){return this.x=t.x+e.x,this.y=t.y+e.y,this.z=t.z+e.z,this},addScaledVector:function(t,e){return this.x+=t.x*e,this.y+=t.y*e,this.z+=t.z*e,this},sub:function(t,e){return void 0!==e?(console.warn("THREE.Vector3: .sub() now only accepts one argument. Use .subVectors( a, b ) instead."),this.subVectors(t,e)):(this.x-=t.x,this.y-=t.y,this.z-=t.z,this)},subScalar:function(t){return this.x-=t,this.y-=t,this.z-=t,this},subVectors:function(t,e){return this.x=t.x-e.x,this.y=t.y-e.y,this.z=t.z-e.z,this},multiply:function(t,e){return void 0!==e?(console.warn("THREE.Vector3: .multiply() now only accepts one argument. Use .multiplyVectors( a, b ) instead."),this.multiplyVectors(t,e)):(this.x*=t.x,this.y*=t.y,this.z*=t.z,this)},multiplyScalar:function(t){return isFinite(t)?(this.x*=t,this.y*=t,this.z*=t):(this.x=0,this.y=0,this.z=0),this},multiplyVectors:function(t,e){return this.x=t.x*e.x,this.y=t.y*e.y,this.z=t.z*e.z,this},applyEuler:function(){var t;return function(e){return!1===(e&&e.isEuler)&&console.error("THREE.Vector3: .applyEuler() now expects an Euler rotation rather than a Vector3 and order."),void 0===t&&(t=new ye),this.applyQuaternion(t.setFromEuler(e))}}(),applyAxisAngle:function(){var t;return function(e,r){return void 0===t&&(t=new ye),this.applyQuaternion(t.setFromAxisAngle(e,r))}}(),applyMatrix3:function(t){var e=this.x,r=this.y,n=this.z,i=t.elements;return this.x=i[0]*e+i[3]*r+i[6]*n,this.y=i[1]*e+i[4]*r+i[7]*n,this.z=i[2]*e+i[5]*r+i[8]*n,this},applyMatrix4:function(t){var e=this.x,r=this.y,n=this.z,i=t.elements;return this.x=i[0]*e+i[4]*r+i[8]*n+i[12],this.y=i[1]*e+i[5]*r+i[9]*n+i[13],this.z=i[2]*e+i[6]*r+i[10]*n+i[14],this},applyProjection:function(t){var e=this.x,r=this.y,n=this.z,i=t.elements,o=1/(i[3]*e+i[7]*r+i[11]*n+i[15]);return this.x=(i[0]*e+i[4]*r+i[8]*n+i[12])*o,this.y=(i[1]*e+i[5]*r+i[9]*n+i[13])*o,this.z=(i[2]*e+i[6]*r+i[10]*n+i[14])*o,this},applyQuaternion:function(t){var e=this.x,r=this.y,n=this.z,i=t.x,o=t.y,a=t.z,s=t.w,u=s*e+o*n-a*r,c=s*r+a*e-i*n,h=s*n+i*r-o*e,l=-i*e-o*r-a*n;return this.x=u*s+l*-i+c*-a-h*-o,this.y=c*s+l*-o+h*-i-u*-a,this.z=h*s+l*-a+u*-o-c*-i,this},project:function(){var t;return function(e){return void 0===t&&(t=new we),t.multiplyMatrices(e.projectionMatrix,t.getInverse(e.matrixWorld)),this.applyProjection(t)}}(),unproject:function(){var t;return function(e){return void 0===t&&(t=new we),t.multiplyMatrices(e.matrixWorld,t.getInverse(e.projectionMatrix)),this.applyProjection(t)}}(),transformDirection:function(t){var e=this.x,r=this.y,n=this.z,i=t.elements;return this.x=i[0]*e+i[4]*r+i[8]*n,this.y=i[1]*e+i[5]*r+i[9]*n,this.z=i[2]*e+i[6]*r+i[10]*n,this.normalize()},divide:function(t){return this.x/=t.x,this.y/=t.y,this.z/=t.z,this},divideScalar:function(t){return this.multiplyScalar(1/t)},min:function(t){return this.x=Math.min(this.x,t.x),this.y=Math.min(this.y,t.y),this.z=Math.min(this.z,t.z),this},max:function(t){return this.x=Math.max(this.x,t.x),this.y=Math.max(this.y,t.y),this.z=Math.max(this.z,t.z),this},clamp:function(t,e){return this.x=Math.max(t.x,Math.min(e.x,this.x)),this.y=Math.max(t.y,Math.min(e.y,this.y)),this.z=Math.max(t.z,Math.min(e.z,this.z)),this},clampScalar:function(){var t,e;return function(r,n){return void 0===t&&(t=new xe,e=new xe),t.set(r,r,r),e.set(n,n,n),this.clamp(t,e)}}(),clampLength:function(t,e){var r=this.length();return this.multiplyScalar(Math.max(t,Math.min(e,r))/r)},floor:function(){return this.x=Math.floor(this.x),this.y=Math.floor(this.y),this.z=Math.floor(this.z),this},ceil:function(){return this.x=Math.ceil(this.x),this.y=Math.ceil(this.y),this.z=Math.ceil(this.z),this},round:function(){return this.x=Math.round(this.x),this.y=Math.round(this.y),this.z=Math.round(this.z),this},roundToZero:function(){return this.x=this.x<0?Math.ceil(this.x):Math.floor(this.x),this.y=this.y<0?Math.ceil(this.y):Math.floor(this.y),this.z=this.z<0?Math.ceil(this.z):Math.floor(this.z),this},negate:function(){return this.x=-this.x,this.y=-this.y,this.z=-this.z,this},dot:function(t){return this.x*t.x+this.y*t.y+this.z*t.z},lengthSq:function(){return this.x*this.x+this.y*this.y+this.z*this.z},length:function(){return Math.sqrt(this.x*this.x+this.y*this.y+this.z*this.z)},lengthManhattan:function(){return Math.abs(this.x)+Math.abs(this.y)+Math.abs(this.z)},normalize:function(){return this.divideScalar(this.length())},setLength:function(t){return this.multiplyScalar(t/this.length())},lerp:function(t,e){return this.x+=(t.x-this.x)*e,this.y+=(t.y-this.y)*e,this.z+=(t.z-this.z)*e,this},lerpVectors:function(t,e,r){return this.subVectors(e,t).multiplyScalar(r).add(t)},cross:function(t,e){if(void 0!==e)return console.warn("THREE.Vector3: .cross() now only accepts one argument. Use .crossVectors( a, b ) instead."),this.crossVectors(t,e);var r=this.x,n=this.y,i=this.z;return this.x=n*t.z-i*t.y,this.y=i*t.x-r*t.z,this.z=r*t.y-n*t.x,this},crossVectors:function(t,e){var r=t.x,n=t.y,i=t.z,o=e.x,a=e.y,s=e.z;return this.x=n*s-i*a,this.y=i*o-r*s,this.z=r*a-n*o,this},projectOnVector:function(t){var e=t.dot(this)/t.lengthSq();return this.copy(t).multiplyScalar(e)},projectOnPlane:function(){var t;return function(e){return void 0===t&&(t=new xe),t.copy(this).projectOnVector(e),this.sub(t)}}(),reflect:function(){var t;return function(e){return void 0===t&&(t=new xe),this.sub(t.copy(e).multiplyScalar(2*this.dot(e)))}}(),angleTo:function(t){var e=this.dot(t)/Math.sqrt(this.lengthSq()*t.lengthSq());return Math.acos(he.clamp(e,-1,1))},distanceTo:function(t){return Math.sqrt(this.distanceToSquared(t))},distanceToSquared:function(t){var e=this.x-t.x,r=this.y-t.y,n=this.z-t.z;return e*e+r*r+n*n},distanceToManhattan:function(t){return Math.abs(this.x-t.x)+Math.abs(this.y-t.y)+Math.abs(this.z-t.z)},setFromSpherical:function(t){var e=Math.sin(t.phi)*t.radius;return this.x=e*Math.sin(t.theta),this.y=Math.cos(t.phi)*t.radius,this.z=e*Math.cos(t.theta),this},setFromMatrixPosition:function(t){return this.setFromMatrixColumn(t,3)},setFromMatrixScale:function(t){var e=this.setFromMatrixColumn(t,0).length(),r=this.setFromMatrixColumn(t,1).length(),n=this.setFromMatrixColumn(t,2).length();return this.x=e,this.y=r,this.z=n,this},setFromMatrixColumn:function(t,e){if("number"==typeof t){console.warn("THREE.Vector3: setFromMatrixColumn now expects ( matrix, index ).");var r=t;t=e,e=r}return this.fromArray(t.elements,4*e)},equals:function(t){return t.x===this.x&&t.y===this.y&&t.z===this.z},fromArray:function(t,e){return void 0===e&&(e=0),this.x=t[e],this.y=t[e+1],this.z=t[e+2],this},toArray:function(t,e){return void 0===t&&(t=[]),void 0===e&&(e=0),t[e]=this.x,t[e+1]=this.y,t[e+2]=this.z,t},fromAttribute:function(t,e,r){return void 0===r&&(r=0),e=e*t.itemSize+r,this.x=t.array[e],this.y=t.array[e+1],this.z=t.array[e+2],this}},we.prototype={constructor:we,isMatrix4:!0,set:function(t,e,r,n,i,o,a,s,u,c,h,l,f,p,d,m){var v=this.elements;return v[0]=t,v[4]=e,v[8]=r,v[12]=n,v[1]=i,v[5]=o,v[9]=a,v[13]=s,v[2]=u,v[6]=c,v[10]=h,v[14]=l,v[3]=f,v[7]=p,v[11]=d,v[15]=m,this},identity:function(){return this.set(1,0,0,0,0,1,0,0,0,0,1,0,0,0,0,1),this},clone:function(){return(new we).fromArray(this.elements)},copy:function(t){return this.elements.set(t.elements),this},copyPosition:function(t){var e=this.elements,r=t.elements;return e[12]=r[12],e[13]=r[13],e[14]=r[14],this},extractBasis:function(t,e,r){return t.setFromMatrixColumn(this,0),e.setFromMatrixColumn(this,1),r.setFromMatrixColumn(this,2),this},makeBasis:function(t,e,r){return this.set(t.x,e.x,r.x,0,t.y,e.y,r.y,0,t.z,e.z,r.z,0,0,0,0,1),this},extractRotation:function(){var t;return function(e){void 0===t&&(t=new xe);var r=this.elements,n=e.elements,i=1/t.setFromMatrixColumn(e,0).length(),o=1/t.setFromMatrixColumn(e,1).length(),a=1/t.setFromMatrixColumn(e,2).length();return r[0]=n[0]*i,r[1]=n[1]*i,r[2]=n[2]*i,r[4]=n[4]*o,r[5]=n[5]*o,r[6]=n[6]*o,r[8]=n[8]*a,r[9]=n[9]*a,r[10]=n[10]*a,this}}(),makeRotationFromEuler:function(t){!1===(t&&t.isEuler)&&console.error("THREE.Matrix: .makeRotationFromEuler() now expects a Euler rotation rather than a Vector3 and order.");var e=this.elements,r=t.x,n=t.y,i=t.z,o=Math.cos(r),a=Math.sin(r),s=Math.cos(n),u=Math.sin(n),c=Math.cos(i),h=Math.sin(i);if("XYZ"===t.order){var l=o*c,f=o*h,p=a*c,d=a*h;e[0]=s*c,e[4]=-s*h,e[8]=u,e[1]=f+p*u,e[5]=l-d*u,e[9]=-a*s,e[2]=d-l*u,e[6]=p+f*u,e[10]=o*s}else if("YXZ"===t.order){var m=s*c,v=s*h,g=u*c,y=u*h;e[0]=m+y*a,e[4]=g*a-v,e[8]=o*u,e[1]=o*h,e[5]=o*c,e[9]=-a,e[2]=v*a-g,e[6]=y+m*a,e[10]=o*s}else if("ZXY"===t.order){var m=s*c,v=s*h,g=u*c,y=u*h;e[0]=m-y*a,e[4]=-o*h,e[8]=g+v*a,e[1]=v+g*a,e[5]=o*c,e[9]=y-m*a,e[2]=-o*u,e[6]=a,e[10]=o*s}else if("ZYX"===t.order){var l=o*c,f=o*h,p=a*c,d=a*h;e[0]=s*c,e[4]=p*u-f,e[8]=l*u+d,e[1]=s*h,e[5]=d*u+l,e[9]=f*u-p,e[2]=-u,e[6]=a*s,e[10]=o*s}else if("YZX"===t.order){var x=o*s,w=o*u,b=a*s,M=a*u;e[0]=s*c,e[4]=M-x*h,e[8]=b*h+w,e[1]=h,e[5]=o*c,e[9]=-a*c,e[2]=-u*c,e[6]=w*h+b,e[10]=x-M*h}else if("XZY"===t.order){var x=o*s,w=o*u,b=a*s,M=a*u;e[0]=s*c,e[4]=-h,e[8]=u*c,e[1]=x*h+M,e[5]=o*c,e[9]=w*h-b,e[2]=b*h-w,e[6]=a*c,e[10]=M*h+x}return e[3]=0,e[7]=0,e[11]=0,e[12]=0,e[13]=0,e[14]=0,e[15]=1,this},makeRotationFromQuaternion:function(t){var e=this.elements,r=t.x,n=t.y,i=t.z,o=t.w,a=r+r,s=n+n,u=i+i,c=r*a,h=r*s,l=r*u,f=n*s,p=n*u,d=i*u,m=o*a,v=o*s,g=o*u;return e[0]=1-(f+d),e[4]=h-g,e[8]=l+v,e[1]=h+g,e[5]=1-(c+d),e[9]=p-m,e[2]=l-v,e[6]=p+m,e[10]=1-(c+f),e[3]=0,e[7]=0,e[11]=0,e[12]=0,e[13]=0,e[14]=0,e[15]=1,this},lookAt:function(){var t,e,r;return function(n,i,o){void 0===t&&(t=new xe,e=new xe,r=new xe);var a=this.elements;return r.subVectors(n,i).normalize(),0===r.lengthSq()&&(r.z=1),t.crossVectors(o,r).normalize(),0===t.lengthSq()&&(r.z+=1e-4,t.crossVectors(o,r).normalize()),e.crossVectors(r,t),a[0]=t.x,a[4]=e.x,a[8]=r.x,a[1]=t.y,a[5]=e.y,a[9]=r.y,a[2]=t.z,a[6]=e.z,a[10]=r.z,this}}(),multiply:function(t,e){return void 0!==e?(console.warn("THREE.Matrix4: .multiply() now only accepts one argument. 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or={merge:function(t){for(var e={},r=0;r<t.length;r++){var n=this.clone(t[r]);for(var i in n)e[i]=n[i]}return e},clone:function(t){var e={};for(var r in t)for(var n in e[r]={},t[r]){var i=t[r][n];i&&(i.isColor||i.isMatrix3||i.isMatrix4||i.isVector2||i.isVector3||i.isVector4||i.isTexture)?e[r][n]=i.clone():Array.isArray(i)?e[r][n]=i.slice():e[r][n]=i}return e}},ar={alphamap_fragment:"#ifdef USE_ALPHAMAP\n\tdiffuseColor.a *= texture2D( alphaMap, vUv ).g;\n#endif\n",alphamap_pars_fragment:"#ifdef USE_ALPHAMAP\n\tuniform sampler2D alphaMap;\n#endif\n",alphatest_fragment:"#ifdef ALPHATEST\n\tif ( diffuseColor.a < ALPHATEST ) discard;\n#endif\n",aomap_fragment:"#ifdef USE_AOMAP\n\tfloat ambientOcclusion = ( texture2D( aoMap, vUv2 ).r - 1.0 ) * aoMapIntensity + 1.0;\n\treflectedLight.indirectDiffuse *= ambientOcclusion;\n\t#if defined( USE_ENVMAP ) && defined( PHYSICAL )\n\t\tfloat dotNV = saturate( dot( geometry.normal, geometry.viewDir ) );\n\t\treflectedLight.indirectSpecular *= computeSpecularOcclusion( dotNV, ambientOcclusion, material.specularRoughness );\n\t#endif\n#endif\n",aomap_pars_fragment:"#ifdef USE_AOMAP\n\tuniform sampler2D aoMap;\n\tuniform float aoMapIntensity;\n#endif",begin_vertex:"\nvec3 transformed = vec3( position );\n",beginnormal_vertex:"\nvec3 objectNormal = vec3( normal );\n",bsdfs:"bool testLightInRange( const in float lightDistance, const in float cutoffDistance ) {\n\treturn any( bvec2( cutoffDistance == 0.0, lightDistance < cutoffDistance ) );\n}\nfloat punctualLightIntensityToIrradianceFactor( const in float lightDistance, const in float cutoffDistance, const in float decayExponent ) {\n\t\tif( decayExponent > 0.0 ) {\n#if defined ( PHYSICALLY_CORRECT_LIGHTS )\n\t\t\tfloat distanceFalloff = 1.0 / max( pow( lightDistance, decayExponent ), 0.01 );\n\t\t\tfloat maxDistanceCutoffFactor = pow2( saturate( 1.0 - pow4( lightDistance / cutoffDistance ) ) );\n\t\t\treturn distanceFalloff * maxDistanceCutoffFactor;\n#else\n\t\t\treturn pow( saturate( -lightDistance / cutoffDistance + 1.0 ), decayExponent );\n#endif\n\t\t}\n\t\treturn 1.0;\n}\nvec3 BRDF_Diffuse_Lambert( const in vec3 diffuseColor ) {\n\treturn RECIPROCAL_PI * diffuseColor;\n}\nvec3 F_Schlick( const in vec3 specularColor, const in float dotLH ) {\n\tfloat fresnel = exp2( ( -5.55473 * dotLH - 6.98316 ) * dotLH );\n\treturn ( 1.0 - specularColor ) * fresnel + specularColor;\n}\nfloat G_GGX_Smith( const in float alpha, const in float dotNL, const in float dotNV ) {\n\tfloat a2 = pow2( alpha );\n\tfloat gl = dotNL + sqrt( a2 + ( 1.0 - a2 ) * pow2( dotNL ) );\n\tfloat gv = dotNV + sqrt( a2 + ( 1.0 - a2 ) * pow2( dotNV ) );\n\treturn 1.0 / ( gl * gv );\n}\nfloat G_GGX_SmithCorrelated( const in float alpha, const in float dotNL, const in float dotNV ) {\n\tfloat a2 = pow2( alpha );\n\tfloat gv = dotNL * sqrt( a2 + ( 1.0 - a2 ) * pow2( dotNV ) );\n\tfloat gl = dotNV * sqrt( a2 + ( 1.0 - a2 ) * pow2( dotNL ) );\n\treturn 0.5 / max( gv + gl, EPSILON );\n}\nfloat D_GGX( const in float alpha, const in float dotNH ) {\n\tfloat a2 = pow2( alpha );\n\tfloat denom = pow2( dotNH ) * ( a2 - 1.0 ) + 1.0;\n\treturn RECIPROCAL_PI * a2 / pow2( denom );\n}\nvec3 BRDF_Specular_GGX( const in IncidentLight incidentLight, const in GeometricContext geometry, const in vec3 specularColor, const in float roughness ) {\n\tfloat alpha = pow2( roughness );\n\tvec3 halfDir = normalize( incidentLight.direction + geometry.viewDir );\n\tfloat dotNL = saturate( dot( geometry.normal, incidentLight.direction ) );\n\tfloat dotNV = saturate( dot( geometry.normal, geometry.viewDir ) );\n\tfloat dotNH = saturate( dot( geometry.normal, halfDir ) );\n\tfloat dotLH = saturate( dot( incidentLight.direction, halfDir ) );\n\tvec3 F = F_Schlick( specularColor, dotLH );\n\tfloat G = G_GGX_SmithCorrelated( alpha, dotNL, dotNV );\n\tfloat D = D_GGX( alpha, dotNH );\n\treturn F * ( G * D );\n}\nvec3 BRDF_Specular_GGX_Environment( const in GeometricContext geometry, const in vec3 specularColor, const in float roughness ) {\n\tfloat dotNV = saturate( dot( geometry.normal, geometry.viewDir ) );\n\tconst vec4 c0 = vec4( - 1, - 0.0275, - 0.572, 0.022 );\n\tconst vec4 c1 = vec4( 1, 0.0425, 1.04, - 0.04 );\n\tvec4 r = roughness * c0 + c1;\n\tfloat a004 = min( r.x * r.x, exp2( - 9.28 * dotNV ) ) * r.x + r.y;\n\tvec2 AB = vec2( -1.04, 1.04 ) * a004 + r.zw;\n\treturn specularColor * AB.x + AB.y;\n}\nfloat G_BlinnPhong_Implicit( ) {\n\treturn 0.25;\n}\nfloat D_BlinnPhong( const in float shininess, const in float dotNH ) {\n\treturn RECIPROCAL_PI * ( shininess * 0.5 + 1.0 ) * pow( dotNH, shininess );\n}\nvec3 BRDF_Specular_BlinnPhong( const in IncidentLight incidentLight, const in GeometricContext geometry, const in vec3 specularColor, const in float shininess ) {\n\tvec3 halfDir = normalize( incidentLight.direction + geometry.viewDir );\n\tfloat dotNH = saturate( dot( geometry.normal, halfDir ) );\n\tfloat dotLH = saturate( dot( incidentLight.direction, halfDir ) );\n\tvec3 F = F_Schlick( specularColor, dotLH );\n\tfloat G = G_BlinnPhong_Implicit( );\n\tfloat D = D_BlinnPhong( shininess, dotNH );\n\treturn F * ( G * D );\n}\nfloat GGXRoughnessToBlinnExponent( const in float ggxRoughness ) {\n\treturn ( 2.0 / pow2( ggxRoughness + 0.0001 ) - 2.0 );\n}\nfloat BlinnExponentToGGXRoughness( const in float blinnExponent ) {\n\treturn sqrt( 2.0 / ( blinnExponent + 2.0 ) );\n}\n",bumpmap_pars_fragment:"#ifdef USE_BUMPMAP\n\tuniform sampler2D bumpMap;\n\tuniform float bumpScale;\n\tvec2 dHdxy_fwd() {\n\t\tvec2 dSTdx = dFdx( vUv );\n\t\tvec2 dSTdy = dFdy( vUv );\n\t\tfloat Hll = bumpScale * texture2D( bumpMap, vUv ).x;\n\t\tfloat dBx = bumpScale * texture2D( bumpMap, vUv + dSTdx ).x - Hll;\n\t\tfloat dBy = bumpScale * texture2D( bumpMap, vUv + dSTdy ).x - Hll;\n\t\treturn vec2( dBx, dBy );\n\t}\n\tvec3 perturbNormalArb( vec3 surf_pos, vec3 surf_norm, vec2 dHdxy ) {\n\t\tvec3 vSigmaX = dFdx( surf_pos );\n\t\tvec3 vSigmaY = dFdy( surf_pos );\n\t\tvec3 vN = surf_norm;\n\t\tvec3 R1 = cross( vSigmaY, vN );\n\t\tvec3 R2 = cross( vN, vSigmaX );\n\t\tfloat fDet = dot( vSigmaX, R1 );\n\t\tvec3 vGrad = sign( fDet ) * ( dHdxy.x * R1 + dHdxy.y * R2 );\n\t\treturn normalize( abs( fDet ) * surf_norm - vGrad );\n\t}\n#endif\n",clipping_planes_fragment:"#if NUM_CLIPPING_PLANES > 0\n\tfor ( int i = 0; i < UNION_CLIPPING_PLANES; ++ i ) {\n\t\tvec4 plane = clippingPlanes[ i ];\n\t\tif ( dot( vViewPosition, plane.xyz ) > plane.w ) discard;\n\t}\n\t\t\n\t#if UNION_CLIPPING_PLANES < NUM_CLIPPING_PLANES\n\t\tbool clipped = true;\n\t\tfor ( int i = UNION_CLIPPING_PLANES; i < NUM_CLIPPING_PLANES; ++ i ) {\n\t\t\tvec4 plane = clippingPlanes[ i ];\n\t\t\tclipped = ( dot( vViewPosition, plane.xyz ) > plane.w ) && clipped;\n\t\t}\n\t\tif ( clipped ) discard;\n\t\n\t#endif\n#endif\n",clipping_planes_pars_fragment:"#if NUM_CLIPPING_PLANES > 0\n\t#if ! defined( PHYSICAL ) && ! defined( PHONG )\n\t\tvarying vec3 vViewPosition;\n\t#endif\n\tuniform vec4 clippingPlanes[ NUM_CLIPPING_PLANES ];\n#endif\n",clipping_planes_pars_vertex:"#if NUM_CLIPPING_PLANES > 0 && ! defined( PHYSICAL ) && ! defined( PHONG )\n\tvarying vec3 vViewPosition;\n#endif\n",clipping_planes_vertex:"#if NUM_CLIPPING_PLANES > 0 && ! defined( PHYSICAL ) && ! defined( PHONG )\n\tvViewPosition = - mvPosition.xyz;\n#endif\n",color_fragment:"#ifdef USE_COLOR\n\tdiffuseColor.rgb *= vColor;\n#endif",color_pars_fragment:"#ifdef USE_COLOR\n\tvarying vec3 vColor;\n#endif\n",color_pars_vertex:"#ifdef USE_COLOR\n\tvarying vec3 vColor;\n#endif",color_vertex:"#ifdef USE_COLOR\n\tvColor.xyz = color.xyz;\n#endif",common:"#define PI 3.14159265359\n#define PI2 6.28318530718\n#define RECIPROCAL_PI 0.31830988618\n#define RECIPROCAL_PI2 0.15915494\n#define LOG2 1.442695\n#define EPSILON 1e-6\n#define saturate(a) clamp( a, 0.0, 1.0 )\n#define whiteCompliment(a) ( 1.0 - saturate( a ) )\nfloat pow2( const in float x ) { return x*x; }\nfloat pow3( const in float x ) { return x*x*x; }\nfloat pow4( const in float x ) { float x2 = x*x; return x2*x2; }\nfloat average( const in vec3 color ) { return dot( color, vec3( 0.3333 ) ); }\nhighp float rand( const in vec2 uv ) {\n\tconst highp float a = 12.9898, b = 78.233, c = 43758.5453;\n\thighp float dt = dot( uv.xy, vec2( a,b ) ), sn = mod( dt, PI );\n\treturn fract(sin(sn) * c);\n}\nstruct IncidentLight {\n\tvec3 color;\n\tvec3 direction;\n\tbool visible;\n};\nstruct ReflectedLight {\n\tvec3 directDiffuse;\n\tvec3 directSpecular;\n\tvec3 indirectDiffuse;\n\tvec3 indirectSpecular;\n};\nstruct GeometricContext {\n\tvec3 position;\n\tvec3 normal;\n\tvec3 viewDir;\n};\nvec3 transformDirection( in vec3 dir, in mat4 matrix ) {\n\treturn normalize( ( matrix * vec4( dir, 0.0 ) ).xyz );\n}\nvec3 inverseTransformDirection( in vec3 dir, in mat4 matrix ) {\n\treturn normalize( ( vec4( dir, 0.0 ) * matrix ).xyz );\n}\nvec3 projectOnPlane(in vec3 point, in vec3 pointOnPlane, in vec3 planeNormal ) {\n\tfloat distance = dot( planeNormal, point - pointOnPlane );\n\treturn - distance * planeNormal + point;\n}\nfloat sideOfPlane( in vec3 point, in vec3 pointOnPlane, in vec3 planeNormal ) {\n\treturn sign( dot( point - pointOnPlane, planeNormal ) );\n}\nvec3 linePlaneIntersect( in vec3 pointOnLine, in vec3 lineDirection, in vec3 pointOnPlane, in vec3 planeNormal ) {\n\treturn lineDirection * ( dot( planeNormal, pointOnPlane - pointOnLine ) / dot( planeNormal, lineDirection ) ) + pointOnLine;\n}\n",cube_uv_reflection_fragment:"#ifdef ENVMAP_TYPE_CUBE_UV\n#define cubeUV_textureSize (1024.0)\nint getFaceFromDirection(vec3 direction) {\n\tvec3 absDirection = abs(direction);\n\tint face = -1;\n\tif( absDirection.x > absDirection.z ) {\n\t\tif(absDirection.x > absDirection.y )\n\t\t\tface = direction.x > 0.0 ? 0 : 3;\n\t\telse\n\t\t\tface = direction.y > 0.0 ? 1 : 4;\n\t}\n\telse {\n\t\tif(absDirection.z > absDirection.y )\n\t\t\tface = direction.z > 0.0 ? 2 : 5;\n\t\telse\n\t\t\tface = direction.y > 0.0 ? 1 : 4;\n\t}\n\treturn face;\n}\n#define cubeUV_maxLods1  (log2(cubeUV_textureSize*0.25) - 1.0)\n#define cubeUV_rangeClamp (exp2((6.0 - 1.0) * 2.0))\nvec2 MipLevelInfo( vec3 vec, float roughnessLevel, float roughness ) {\n\tfloat scale = exp2(cubeUV_maxLods1 - roughnessLevel);\n\tfloat dxRoughness = dFdx(roughness);\n\tfloat dyRoughness = dFdy(roughness);\n\tvec3 dx = dFdx( vec * scale * dxRoughness );\n\tvec3 dy = dFdy( vec * scale * dyRoughness );\n\tfloat d = max( dot( dx, dx ), dot( dy, dy ) );\n\td = clamp(d, 1.0, cubeUV_rangeClamp);\n\tfloat mipLevel = 0.5 * log2(d);\n\treturn vec2(floor(mipLevel), fract(mipLevel));\n}\n#define cubeUV_maxLods2 (log2(cubeUV_textureSize*0.25) - 2.0)\n#define cubeUV_rcpTextureSize (1.0 / cubeUV_textureSize)\nvec2 getCubeUV(vec3 direction, float roughnessLevel, float mipLevel) {\n\tmipLevel = roughnessLevel > cubeUV_maxLods2 - 3.0 ? 0.0 : mipLevel;\n\tfloat a = 16.0 * cubeUV_rcpTextureSize;\n\tvec2 exp2_packed = exp2( vec2( roughnessLevel, mipLevel ) );\n\tvec2 rcp_exp2_packed = vec2( 1.0 ) / exp2_packed;\n\tfloat powScale = exp2_packed.x * exp2_packed.y;\n\tfloat scale = rcp_exp2_packed.x * rcp_exp2_packed.y * 0.25;\n\tfloat mipOffset = 0.75*(1.0 - rcp_exp2_packed.y) * rcp_exp2_packed.x;\n\tbool bRes = mipLevel == 0.0;\n\tscale =  bRes && (scale < a) ? a : scale;\n\tvec3 r;\n\tvec2 offset;\n\tint face = getFaceFromDirection(direction);\n\tfloat rcpPowScale = 1.0 / powScale;\n\tif( face == 0) {\n\t\tr = vec3(direction.x, -direction.z, direction.y);\n\t\toffset = vec2(0.0+mipOffset,0.75 * rcpPowScale);\n\t\toffset.y = bRes && (offset.y < 2.0*a) ?  a : offset.y;\n\t}\n\telse if( face == 1) {\n\t\tr = vec3(direction.y, direction.x, direction.z);\n\t\toffset = vec2(scale+mipOffset, 0.75 * rcpPowScale);\n\t\toffset.y = bRes && (offset.y < 2.0*a) ?  a : offset.y;\n\t}\n\telse if( face == 2) {\n\t\tr = vec3(direction.z, direction.x, direction.y);\n\t\toffset = vec2(2.0*scale+mipOffset, 0.75 * rcpPowScale);\n\t\toffset.y = bRes && (offset.y < 2.0*a) ?  a : offset.y;\n\t}\n\telse if( face == 3) {\n\t\tr = vec3(direction.x, direction.z, direction.y);\n\t\toffset = vec2(0.0+mipOffset,0.5 * rcpPowScale);\n\t\toffset.y = bRes && (offset.y < 2.0*a) ?  0.0 : offset.y;\n\t}\n\telse if( face == 4) {\n\t\tr = vec3(direction.y, direction.x, -direction.z);\n\t\toffset = vec2(scale+mipOffset, 0.5 * rcpPowScale);\n\t\toffset.y = bRes && (offset.y < 2.0*a) ?  0.0 : offset.y;\n\t}\n\telse {\n\t\tr = vec3(direction.z, -direction.x, direction.y);\n\t\toffset = vec2(2.0*scale+mipOffset, 0.5 * rcpPowScale);\n\t\toffset.y = bRes && (offset.y < 2.0*a) ?  0.0 : offset.y;\n\t}\n\tr = normalize(r);\n\tfloat texelOffset = 0.5 * cubeUV_rcpTextureSize;\n\tvec2 s = ( r.yz / abs( r.x ) + vec2( 1.0 ) ) * 0.5;\n\tvec2 base = offset + vec2( texelOffset );\n\treturn base + s * ( scale - 2.0 * texelOffset );\n}\n#define cubeUV_maxLods3 (log2(cubeUV_textureSize*0.25) - 3.0)\nvec4 textureCubeUV(vec3 reflectedDirection, float roughness ) {\n\tfloat roughnessVal = roughness* cubeUV_maxLods3;\n\tfloat r1 = floor(roughnessVal);\n\tfloat r2 = r1 + 1.0;\n\tfloat t = fract(roughnessVal);\n\tvec2 mipInfo = MipLevelInfo(reflectedDirection, r1, roughness);\n\tfloat s = mipInfo.y;\n\tfloat level0 = mipInfo.x;\n\tfloat level1 = level0 + 1.0;\n\tlevel1 = level1 > 5.0 ? 5.0 : level1;\n\tlevel0 += min( floor( s + 0.5 ), 5.0 );\n\tvec2 uv_10 = getCubeUV(reflectedDirection, r1, level0);\n\tvec4 color10 = envMapTexelToLinear(texture2D(envMap, uv_10));\n\tvec2 uv_20 = getCubeUV(reflectedDirection, r2, level0);\n\tvec4 color20 = envMapTexelToLinear(texture2D(envMap, uv_20));\n\tvec4 result = mix(color10, color20, t);\n\treturn vec4(result.rgb, 1.0);\n}\n#endif\n",defaultnormal_vertex:"#ifdef FLIP_SIDED\n\tobjectNormal = -objectNormal;\n#endif\nvec3 transformedNormal = normalMatrix * objectNormal;\n",displacementmap_pars_vertex:"#ifdef USE_DISPLACEMENTMAP\n\tuniform sampler2D displacementMap;\n\tuniform float displacementScale;\n\tuniform float displacementBias;\n#endif\n",displacementmap_vertex:"#ifdef USE_DISPLACEMENTMAP\n\ttransformed += normal * ( texture2D( displacementMap, uv ).x * displacementScale + displacementBias );\n#endif\n",emissivemap_fragment:"#ifdef USE_EMISSIVEMAP\n\tvec4 emissiveColor = texture2D( emissiveMap, vUv );\n\temissiveColor.rgb = emissiveMapTexelToLinear( emissiveColor ).rgb;\n\ttotalEmissiveRadiance *= emissiveColor.rgb;\n#endif\n",emissivemap_pars_fragment:"#ifdef USE_EMISSIVEMAP\n\tuniform sampler2D emissiveMap;\n#endif\n",encodings_fragment:"  gl_FragColor = linearToOutputTexel( gl_FragColor );\n",encodings_pars_fragment:"\nvec4 LinearToLinear( in vec4 value ) {\n  return value;\n}\nvec4 GammaToLinear( in vec4 value, in float gammaFactor ) {\n  return vec4( pow( value.xyz, vec3( gammaFactor ) ), value.w );\n}\nvec4 LinearToGamma( in vec4 value, in float gammaFactor ) {\n  return vec4( pow( value.xyz, vec3( 1.0 / gammaFactor ) ), value.w );\n}\nvec4 sRGBToLinear( in vec4 value ) {\n  return vec4( mix( pow( value.rgb * 0.9478672986 + vec3( 0.0521327014 ), vec3( 2.4 ) ), value.rgb * 0.0773993808, vec3( lessThanEqual( value.rgb, vec3( 0.04045 ) ) ) ), value.w );\n}\nvec4 LinearTosRGB( in vec4 value ) {\n  return vec4( mix( pow( value.rgb, vec3( 0.41666 ) ) * 1.055 - vec3( 0.055 ), value.rgb * 12.92, vec3( lessThanEqual( value.rgb, vec3( 0.0031308 ) ) ) ), value.w );\n}\nvec4 RGBEToLinear( in vec4 value ) {\n  return vec4( value.rgb * exp2( value.a * 255.0 - 128.0 ), 1.0 );\n}\nvec4 LinearToRGBE( in vec4 value ) {\n  float maxComponent = max( max( value.r, value.g ), value.b );\n  float fExp = clamp( ceil( log2( maxComponent ) ), -128.0, 127.0 );\n  return vec4( value.rgb / exp2( fExp ), ( fExp + 128.0 ) / 255.0 );\n}\nvec4 RGBMToLinear( in vec4 value, in float maxRange ) {\n  return vec4( value.xyz * value.w * maxRange, 1.0 );\n}\nvec4 LinearToRGBM( in vec4 value, in float maxRange ) {\n  float maxRGB = max( value.x, max( value.g, value.b ) );\n  float M      = clamp( maxRGB / maxRange, 0.0, 1.0 );\n  M            = ceil( M * 255.0 ) / 255.0;\n  return vec4( value.rgb / ( M * maxRange ), M );\n}\nvec4 RGBDToLinear( in vec4 value, in float maxRange ) {\n    return vec4( value.rgb * ( ( maxRange / 255.0 ) / value.a ), 1.0 );\n}\nvec4 LinearToRGBD( in vec4 value, in float maxRange ) {\n    float maxRGB = max( value.x, max( value.g, value.b ) );\n    float D      = max( maxRange / maxRGB, 1.0 );\n    D            = min( floor( D ) / 255.0, 1.0 );\n    return vec4( value.rgb * ( D * ( 255.0 / maxRange ) ), D );\n}\nconst mat3 cLogLuvM = mat3( 0.2209, 0.3390, 0.4184, 0.1138, 0.6780, 0.7319, 0.0102, 0.1130, 0.2969 );\nvec4 LinearToLogLuv( in vec4 value )  {\n  vec3 Xp_Y_XYZp = value.rgb * cLogLuvM;\n  Xp_Y_XYZp = max(Xp_Y_XYZp, vec3(1e-6, 1e-6, 1e-6));\n  vec4 vResult;\n  vResult.xy = Xp_Y_XYZp.xy / Xp_Y_XYZp.z;\n  float Le = 2.0 * log2(Xp_Y_XYZp.y) + 127.0;\n  vResult.w = fract(Le);\n  vResult.z = (Le - (floor(vResult.w*255.0))/255.0)/255.0;\n  return vResult;\n}\nconst mat3 cLogLuvInverseM = mat3( 6.0014, -2.7008, -1.7996, -1.3320, 3.1029, -5.7721, 0.3008, -1.0882, 5.6268 );\nvec4 LogLuvToLinear( in vec4 value ) {\n  float Le = value.z * 255.0 + value.w;\n  vec3 Xp_Y_XYZp;\n  Xp_Y_XYZp.y = exp2((Le - 127.0) / 2.0);\n  Xp_Y_XYZp.z = Xp_Y_XYZp.y / value.y;\n  Xp_Y_XYZp.x = value.x * Xp_Y_XYZp.z;\n  vec3 vRGB = Xp_Y_XYZp.rgb * cLogLuvInverseM;\n  return vec4( max(vRGB, 0.0), 1.0 );\n}\n",envmap_fragment:"#ifdef USE_ENVMAP\n\t#if defined( USE_BUMPMAP ) || defined( USE_NORMALMAP ) || defined( PHONG )\n\t\tvec3 cameraToVertex = normalize( vWorldPosition - cameraPosition );\n\t\tvec3 worldNormal = inverseTransformDirection( normal, viewMatrix );\n\t\t#ifdef ENVMAP_MODE_REFLECTION\n\t\t\tvec3 reflectVec = reflect( cameraToVertex, worldNormal );\n\t\t#else\n\t\t\tvec3 reflectVec = refract( cameraToVertex, worldNormal, refractionRatio );\n\t\t#endif\n\t#else\n\t\tvec3 reflectVec = vReflect;\n\t#endif\n\t#ifdef ENVMAP_TYPE_CUBE\n\t\tvec4 envColor = textureCube( envMap, flipNormal * vec3( flipEnvMap * reflectVec.x, reflectVec.yz ) );\n\t#elif defined( ENVMAP_TYPE_EQUIREC )\n\t\tvec2 sampleUV;\n\t\tsampleUV.y = saturate( flipNormal * reflectVec.y * 0.5 + 0.5 );\n\t\tsampleUV.x = atan( flipNormal * reflectVec.z, flipNormal * reflectVec.x ) * RECIPROCAL_PI2 + 0.5;\n\t\tvec4 envColor = texture2D( envMap, sampleUV );\n\t#elif defined( ENVMAP_TYPE_SPHERE )\n\t\tvec3 reflectView = flipNormal * normalize( ( viewMatrix * vec4( reflectVec, 0.0 ) ).xyz + vec3( 0.0, 0.0, 1.0 ) );\n\t\tvec4 envColor = texture2D( envMap, reflectView.xy * 0.5 + 0.5 );\n\t#else\n\t\tvec4 envColor = vec4( 0.0 );\n\t#endif\n\tenvColor = envMapTexelToLinear( envColor );\n\t#ifdef ENVMAP_BLENDING_MULTIPLY\n\t\toutgoingLight = mix( outgoingLight, outgoingLight * envColor.xyz, specularStrength * reflectivity );\n\t#elif defined( ENVMAP_BLENDING_MIX )\n\t\toutgoingLight = mix( outgoingLight, envColor.xyz, specularStrength * reflectivity );\n\t#elif defined( ENVMAP_BLENDING_ADD )\n\t\toutgoingLight += envColor.xyz * specularStrength * reflectivity;\n\t#endif\n#endif\n",envmap_pars_fragment:"#if defined( USE_ENVMAP ) || defined( PHYSICAL )\n\tuniform float reflectivity;\n\tuniform float envMapIntenstiy;\n#endif\n#ifdef USE_ENVMAP\n\t#if ! defined( PHYSICAL ) && ( defined( USE_BUMPMAP ) || defined( USE_NORMALMAP ) || defined( PHONG ) )\n\t\tvarying vec3 vWorldPosition;\n\t#endif\n\t#ifdef ENVMAP_TYPE_CUBE\n\t\tuniform samplerCube envMap;\n\t#else\n\t\tuniform sampler2D envMap;\n\t#endif\n\tuniform float flipEnvMap;\n\t#if defined( USE_BUMPMAP ) || defined( USE_NORMALMAP ) || defined( PHONG ) || defined( PHYSICAL )\n\t\tuniform float refractionRatio;\n\t#else\n\t\tvarying vec3 vReflect;\n\t#endif\n#endif\n",envmap_pars_vertex:"#ifdef USE_ENVMAP\n\t#if defined( USE_BUMPMAP ) || defined( USE_NORMALMAP ) || defined( PHONG )\n\t\tvarying vec3 vWorldPosition;\n\t#else\n\t\tvarying vec3 vReflect;\n\t\tuniform float refractionRatio;\n\t#endif\n#endif\n",envmap_vertex:"#ifdef USE_ENVMAP\n\t#if defined( USE_BUMPMAP ) || defined( USE_NORMALMAP ) || defined( PHONG )\n\t\tvWorldPosition = worldPosition.xyz;\n\t#else\n\t\tvec3 cameraToVertex = normalize( worldPosition.xyz - cameraPosition );\n\t\tvec3 worldNormal = inverseTransformDirection( transformedNormal, viewMatrix );\n\t\t#ifdef ENVMAP_MODE_REFLECTION\n\t\t\tvReflect = reflect( cameraToVertex, worldNormal );\n\t\t#else\n\t\t\tvReflect = refract( cameraToVertex, worldNormal, refractionRatio );\n\t\t#endif\n\t#endif\n#endif\n",fog_fragment:"#ifdef USE_FOG\n\t#ifdef USE_LOGDEPTHBUF_EXT\n\t\tfloat depth = gl_FragDepthEXT / gl_FragCoord.w;\n\t#else\n\t\tfloat depth = gl_FragCoord.z / gl_FragCoord.w;\n\t#endif\n\t#ifdef FOG_EXP2\n\t\tfloat fogFactor = whiteCompliment( exp2( - fogDensity * fogDensity * depth * depth * LOG2 ) );\n\t#else\n\t\tfloat fogFactor = smoothstep( fogNear, fogFar, depth );\n\t#endif\n\tgl_FragColor.rgb = mix( gl_FragColor.rgb, fogColor, fogFactor );\n#endif\n",fog_pars_fragment:"#ifdef USE_FOG\n\tuniform vec3 fogColor;\n\t#ifdef FOG_EXP2\n\t\tuniform float fogDensity;\n\t#else\n\t\tuniform float fogNear;\n\t\tuniform float fogFar;\n\t#endif\n#endif",lightmap_fragment:"#ifdef USE_LIGHTMAP\n\treflectedLight.indirectDiffuse += PI * texture2D( lightMap, vUv2 ).xyz * lightMapIntensity;\n#endif\n",lightmap_pars_fragment:"#ifdef USE_LIGHTMAP\n\tuniform sampler2D lightMap;\n\tuniform float lightMapIntensity;\n#endif",lights_lambert_vertex:"vec3 diffuse = vec3( 1.0 );\nGeometricContext geometry;\ngeometry.position = mvPosition.xyz;\ngeometry.normal = normalize( transformedNormal );\ngeometry.viewDir = normalize( -mvPosition.xyz );\nGeometricContext backGeometry;\nbackGeometry.position = geometry.position;\nbackGeometry.normal = -geometry.normal;\nbackGeometry.viewDir = geometry.viewDir;\nvLightFront = vec3( 0.0 );\n#ifdef DOUBLE_SIDED\n\tvLightBack = vec3( 0.0 );\n#endif\nIncidentLight directLight;\nfloat dotNL;\nvec3 directLightColor_Diffuse;\n#if NUM_POINT_LIGHTS > 0\n\tfor ( int i = 0; i < NUM_POINT_LIGHTS; i ++ ) {\n\t\tgetPointDirectLightIrradiance( pointLights[ i ], geometry, directLight );\n\t\tdotNL = dot( geometry.normal, directLight.direction );\n\t\tdirectLightColor_Diffuse = PI * directLight.color;\n\t\tvLightFront += saturate( dotNL ) * directLightColor_Diffuse;\n\t\t#ifdef DOUBLE_SIDED\n\t\t\tvLightBack += saturate( -dotNL ) * directLightColor_Diffuse;\n\t\t#endif\n\t}\n#endif\n#if NUM_SPOT_LIGHTS > 0\n\tfor ( int i = 0; i < NUM_SPOT_LIGHTS; i ++ ) {\n\t\tgetSpotDirectLightIrradiance( spotLights[ i ], geometry, directLight );\n\t\tdotNL = dot( geometry.normal, directLight.direction );\n\t\tdirectLightColor_Diffuse = PI * directLight.color;\n\t\tvLightFront += saturate( dotNL ) * directLightColor_Diffuse;\n\t\t#ifdef DOUBLE_SIDED\n\t\t\tvLightBack += saturate( -dotNL ) * directLightColor_Diffuse;\n\t\t#endif\n\t}\n#endif\n#if NUM_DIR_LIGHTS > 0\n\tfor ( int i = 0; i < NUM_DIR_LIGHTS; i ++ ) {\n\t\tgetDirectionalDirectLightIrradiance( directionalLights[ i ], geometry, directLight );\n\t\tdotNL = dot( geometry.normal, directLight.direction );\n\t\tdirectLightColor_Diffuse = PI * directLight.color;\n\t\tvLightFront += saturate( dotNL ) * directLightColor_Diffuse;\n\t\t#ifdef DOUBLE_SIDED\n\t\t\tvLightBack += saturate( -dotNL ) * directLightColor_Diffuse;\n\t\t#endif\n\t}\n#endif\n#if NUM_HEMI_LIGHTS > 0\n\tfor ( int i = 0; i < NUM_HEMI_LIGHTS; i ++ ) {\n\t\tvLightFront += getHemisphereLightIrradiance( hemisphereLights[ i ], geometry );\n\t\t#ifdef DOUBLE_SIDED\n\t\t\tvLightBack += getHemisphereLightIrradiance( hemisphereLights[ i ], backGeometry );\n\t\t#endif\n\t}\n#endif\n",lights_pars:"uniform vec3 ambientLightColor;\nvec3 getAmbientLightIrradiance( const in vec3 ambientLightColor ) {\n\tvec3 irradiance = ambientLightColor;\n\t#ifndef PHYSICALLY_CORRECT_LIGHTS\n\t\tirradiance *= PI;\n\t#endif\n\treturn irradiance;\n}\n#if NUM_DIR_LIGHTS > 0\n\tstruct DirectionalLight {\n\t\tvec3 direction;\n\t\tvec3 color;\n\t\tint shadow;\n\t\tfloat shadowBias;\n\t\tfloat shadowRadius;\n\t\tvec2 shadowMapSize;\n\t};\n\tuniform DirectionalLight directionalLights[ NUM_DIR_LIGHTS ];\n\tvoid getDirectionalDirectLightIrradiance( const in DirectionalLight directionalLight, const in GeometricContext geometry, out IncidentLight directLight ) {\n\t\tdirectLight.color = directionalLight.color;\n\t\tdirectLight.direction = directionalLight.direction;\n\t\tdirectLight.visible = true;\n\t}\n#endif\n#if NUM_POINT_LIGHTS > 0\n\tstruct PointLight {\n\t\tvec3 position;\n\t\tvec3 color;\n\t\tfloat distance;\n\t\tfloat decay;\n\t\tint shadow;\n\t\tfloat shadowBias;\n\t\tfloat shadowRadius;\n\t\tvec2 shadowMapSize;\n\t};\n\tuniform PointLight pointLights[ NUM_POINT_LIGHTS ];\n\tvoid getPointDirectLightIrradiance( const in PointLight pointLight, const in GeometricContext geometry, out IncidentLight directLight ) {\n\t\tvec3 lVector = pointLight.position - geometry.position;\n\t\tdirectLight.direction = normalize( lVector );\n\t\tfloat lightDistance = length( lVector );\n\t\tif ( testLightInRange( lightDistance, pointLight.distance ) ) {\n\t\t\tdirectLight.color = pointLight.color;\n\t\t\tdirectLight.color *= punctualLightIntensityToIrradianceFactor( lightDistance, pointLight.distance, pointLight.decay );\n\t\t\tdirectLight.visible = true;\n\t\t} else {\n\t\t\tdirectLight.color = vec3( 0.0 );\n\t\t\tdirectLight.visible = false;\n\t\t}\n\t}\n#endif\n#if NUM_SPOT_LIGHTS > 0\n\tstruct SpotLight {\n\t\tvec3 position;\n\t\tvec3 direction;\n\t\tvec3 color;\n\t\tfloat distance;\n\t\tfloat decay;\n\t\tfloat coneCos;\n\t\tfloat penumbraCos;\n\t\tint shadow;\n\t\tfloat shadowBias;\n\t\tfloat shadowRadius;\n\t\tvec2 shadowMapSize;\n\t};\n\tuniform SpotLight spotLights[ NUM_SPOT_LIGHTS ];\n\tvoid getSpotDirectLightIrradiance( const in SpotLight spotLight, const in GeometricContext geometry, out IncidentLight directLight  ) {\n\t\tvec3 lVector = spotLight.position - geometry.position;\n\t\tdirectLight.direction = normalize( lVector );\n\t\tfloat lightDistance = length( lVector );\n\t\tfloat angleCos = dot( directLight.direction, spotLight.direction );\n\t\tif ( all( bvec2( angleCos > spotLight.coneCos, testLightInRange( lightDistance, spotLight.distance ) ) ) ) {\n\t\t\tfloat spotEffect = smoothstep( spotLight.coneCos, spotLight.penumbraCos, angleCos );\n\t\t\tdirectLight.color = spotLight.color;\n\t\t\tdirectLight.color *= spotEffect * punctualLightIntensityToIrradianceFactor( lightDistance, spotLight.distance, spotLight.decay );\n\t\t\tdirectLight.visible = true;\n\t\t} else {\n\t\t\tdirectLight.color = vec3( 0.0 );\n\t\t\tdirectLight.visible = false;\n\t\t}\n\t}\n#endif\n#if NUM_HEMI_LIGHTS > 0\n\tstruct HemisphereLight {\n\t\tvec3 direction;\n\t\tvec3 skyColor;\n\t\tvec3 groundColor;\n\t};\n\tuniform HemisphereLight hemisphereLights[ NUM_HEMI_LIGHTS ];\n\tvec3 getHemisphereLightIrradiance( const in HemisphereLight hemiLight, const in GeometricContext geometry ) {\n\t\tfloat dotNL = dot( geometry.normal, hemiLight.direction );\n\t\tfloat hemiDiffuseWeight = 0.5 * dotNL + 0.5;\n\t\tvec3 irradiance = mix( hemiLight.groundColor, hemiLight.skyColor, hemiDiffuseWeight );\n\t\t#ifndef PHYSICALLY_CORRECT_LIGHTS\n\t\t\tirradiance *= PI;\n\t\t#endif\n\t\treturn irradiance;\n\t}\n#endif\n#if defined( USE_ENVMAP ) && defined( PHYSICAL )\n\tvec3 getLightProbeIndirectIrradiance( const in GeometricContext geometry, const in int maxMIPLevel ) {\n\t\t#include <normal_flip>\n\t\tvec3 worldNormal = inverseTransformDirection( geometry.normal, viewMatrix );\n\t\t#ifdef ENVMAP_TYPE_CUBE\n\t\t\tvec3 queryVec = flipNormal * vec3( flipEnvMap * worldNormal.x, worldNormal.yz );\n\t\t\t#ifdef TEXTURE_LOD_EXT\n\t\t\t\tvec4 envMapColor = textureCubeLodEXT( envMap, queryVec, float( maxMIPLevel ) );\n\t\t\t#else\n\t\t\t\tvec4 envMapColor = textureCube( envMap, queryVec, float( maxMIPLevel ) );\n\t\t\t#endif\n\t\t\tenvMapColor.rgb = envMapTexelToLinear( envMapColor ).rgb;\n\t\t#elif defined( ENVMAP_TYPE_CUBE_UV )\n\t\t\tvec3 queryVec = flipNormal * vec3( flipEnvMap * worldNormal.x, worldNormal.yz );\n\t\t\tvec4 envMapColor = textureCubeUV( queryVec, 1.0 );\n\t\t#else\n\t\t\tvec4 envMapColor = vec4( 0.0 );\n\t\t#endif\n\t\treturn PI * envMapColor.rgb * envMapIntensity;\n\t}\n\tfloat getSpecularMIPLevel( const in float blinnShininessExponent, const in int maxMIPLevel ) {\n\t\tfloat maxMIPLevelScalar = float( maxMIPLevel );\n\t\tfloat desiredMIPLevel = maxMIPLevelScalar - 0.79248 - 0.5 * log2( pow2( blinnShininessExponent ) + 1.0 );\n\t\treturn clamp( desiredMIPLevel, 0.0, maxMIPLevelScalar );\n\t}\n\tvec3 getLightProbeIndirectRadiance( const in GeometricContext geometry, const in float blinnShininessExponent, const in int maxMIPLevel ) {\n\t\t#ifdef ENVMAP_MODE_REFLECTION\n\t\t\tvec3 reflectVec = reflect( -geometry.viewDir, geometry.normal );\n\t\t#else\n\t\t\tvec3 reflectVec = refract( -geometry.viewDir, geometry.normal, refractionRatio );\n\t\t#endif\n\t\t#include <normal_flip>\n\t\treflectVec = inverseTransformDirection( reflectVec, viewMatrix );\n\t\tfloat specularMIPLevel = getSpecularMIPLevel( blinnShininessExponent, maxMIPLevel );\n\t\t#ifdef ENVMAP_TYPE_CUBE\n\t\t\tvec3 queryReflectVec = flipNormal * vec3( flipEnvMap * reflectVec.x, reflectVec.yz );\n\t\t\t#ifdef TEXTURE_LOD_EXT\n\t\t\t\tvec4 envMapColor = textureCubeLodEXT( envMap, queryReflectVec, specularMIPLevel );\n\t\t\t#else\n\t\t\t\tvec4 envMapColor = textureCube( envMap, queryReflectVec, specularMIPLevel );\n\t\t\t#endif\n\t\t\tenvMapColor.rgb = envMapTexelToLinear( envMapColor ).rgb;\n\t\t#elif defined( ENVMAP_TYPE_CUBE_UV )\n\t\t\tvec3 queryReflectVec = flipNormal * vec3( flipEnvMap * reflectVec.x, reflectVec.yz );\n\t\t\tvec4 envMapColor = textureCubeUV(queryReflectVec, BlinnExponentToGGXRoughness(blinnShininessExponent));\n\t\t#elif defined( ENVMAP_TYPE_EQUIREC )\n\t\t\tvec2 sampleUV;\n\t\t\tsampleUV.y = saturate( flipNormal * reflectVec.y * 0.5 + 0.5 );\n\t\t\tsampleUV.x = atan( flipNormal * reflectVec.z, flipNormal * reflectVec.x ) * RECIPROCAL_PI2 + 0.5;\n\t\t\t#ifdef TEXTURE_LOD_EXT\n\t\t\t\tvec4 envMapColor = texture2DLodEXT( envMap, sampleUV, specularMIPLevel );\n\t\t\t#else\n\t\t\t\tvec4 envMapColor = texture2D( envMap, sampleUV, specularMIPLevel );\n\t\t\t#endif\n\t\t\tenvMapColor.rgb = envMapTexelToLinear( envMapColor ).rgb;\n\t\t#elif defined( ENVMAP_TYPE_SPHERE )\n\t\t\tvec3 reflectView = flipNormal * normalize( ( viewMatrix * vec4( reflectVec, 0.0 ) ).xyz + vec3( 0.0,0.0,1.0 ) );\n\t\t\t#ifdef TEXTURE_LOD_EXT\n\t\t\t\tvec4 envMapColor = texture2DLodEXT( envMap, reflectView.xy * 0.5 + 0.5, specularMIPLevel );\n\t\t\t#else\n\t\t\t\tvec4 envMapColor = texture2D( envMap, reflectView.xy * 0.5 + 0.5, specularMIPLevel );\n\t\t\t#endif\n\t\t\tenvMapColor.rgb = envMapTexelToLinear( envMapColor ).rgb;\n\t\t#endif\n\t\treturn envMapColor.rgb * envMapIntensity;\n\t}\n#endif\n",lights_phong_fragment:"BlinnPhongMaterial material;\nmaterial.diffuseColor = diffuseColor.rgb;\nmaterial.specularColor = specular;\nmaterial.specularShininess = shininess;\nmaterial.specularStrength = specularStrength;\n",lights_phong_pars_fragment:"varying vec3 vViewPosition;\n#ifndef FLAT_SHADED\n\tvarying vec3 vNormal;\n#endif\nstruct BlinnPhongMaterial {\n\tvec3\tdiffuseColor;\n\tvec3\tspecularColor;\n\tfloat\tspecularShininess;\n\tfloat\tspecularStrength;\n};\nvoid RE_Direct_BlinnPhong( const in IncidentLight directLight, const in GeometricContext geometry, const in BlinnPhongMaterial material, inout ReflectedLight reflectedLight ) {\n\tfloat dotNL = saturate( dot( geometry.normal, directLight.direction ) );\n\tvec3 irradiance = dotNL * directLight.color;\n\t#ifndef PHYSICALLY_CORRECT_LIGHTS\n\t\tirradiance *= PI;\n\t#endif\n\treflectedLight.directDiffuse += irradiance * BRDF_Diffuse_Lambert( material.diffuseColor );\n\treflectedLight.directSpecular += irradiance * BRDF_Specular_BlinnPhong( directLight, geometry, material.specularColor, material.specularShininess ) * material.specularStrength;\n}\nvoid RE_IndirectDiffuse_BlinnPhong( const in vec3 irradiance, const in GeometricContext geometry, const in BlinnPhongMaterial material, inout ReflectedLight reflectedLight ) {\n\treflectedLight.indirectDiffuse += irradiance * BRDF_Diffuse_Lambert( material.diffuseColor );\n}\n#define RE_Direct\t\t\t\tRE_Direct_BlinnPhong\n#define RE_IndirectDiffuse\t\tRE_IndirectDiffuse_BlinnPhong\n#define Material_LightProbeLOD( material )\t(0)\n",lights_physical_fragment:"PhysicalMaterial material;\nmaterial.diffuseColor = diffuseColor.rgb * ( 1.0 - metalnessFactor );\nmaterial.specularRoughness = clamp( roughnessFactor, 0.04, 1.0 );\n#ifdef STANDARD\n\tmaterial.specularColor = mix( vec3( DEFAULT_SPECULAR_COEFFICIENT ), diffuseColor.rgb, metalnessFactor );\n#else\n\tmaterial.specularColor = mix( vec3( MAXIMUM_SPECULAR_COEFFICIENT * pow2( reflectivity ) ), diffuseColor.rgb, metalnessFactor );\n\tmaterial.clearCoat = saturate( clearCoat );\tmaterial.clearCoatRoughness = clamp( clearCoatRoughness, 0.04, 1.0 );\n#endif\n",lights_physical_pars_fragment:"struct PhysicalMaterial {\n\tvec3\tdiffuseColor;\n\tfloat\tspecularRoughness;\n\tvec3\tspecularColor;\n\t#ifndef STANDARD\n\t\tfloat clearCoat;\n\t\tfloat clearCoatRoughness;\n\t#endif\n};\n#define MAXIMUM_SPECULAR_COEFFICIENT 0.16\n#define DEFAULT_SPECULAR_COEFFICIENT 0.04\nfloat clearCoatDHRApprox( const in float roughness, const in float dotNL ) {\n\treturn DEFAULT_SPECULAR_COEFFICIENT + ( 1.0 - DEFAULT_SPECULAR_COEFFICIENT ) * ( pow( 1.0 - dotNL, 5.0 ) * pow( 1.0 - roughness, 2.0 ) );\n}\nvoid RE_Direct_Physical( const in IncidentLight directLight, const in GeometricContext geometry, const in PhysicalMaterial material, inout ReflectedLight reflectedLight ) {\n\tfloat dotNL = saturate( dot( geometry.normal, directLight.direction ) );\n\tvec3 irradiance = dotNL * directLight.color;\n\t#ifndef PHYSICALLY_CORRECT_LIGHTS\n\t\tirradiance *= PI;\n\t#endif\n\t#ifndef STANDARD\n\t\tfloat clearCoatDHR = material.clearCoat * clearCoatDHRApprox( material.clearCoatRoughness, dotNL );\n\t#else\n\t\tfloat clearCoatDHR = 0.0;\n\t#endif\n\treflectedLight.directSpecular += ( 1.0 - clearCoatDHR ) * irradiance * BRDF_Specular_GGX( directLight, geometry, material.specularColor, material.specularRoughness );\n\treflectedLight.directDiffuse += ( 1.0 - clearCoatDHR ) * irradiance * BRDF_Diffuse_Lambert( material.diffuseColor );\n\t#ifndef STANDARD\n\t\treflectedLight.directSpecular += irradiance * material.clearCoat * BRDF_Specular_GGX( directLight, geometry, vec3( DEFAULT_SPECULAR_COEFFICIENT ), material.clearCoatRoughness );\n\t#endif\n}\nvoid RE_IndirectDiffuse_Physical( const in vec3 irradiance, const in GeometricContext geometry, const in PhysicalMaterial material, inout ReflectedLight reflectedLight ) {\n\treflectedLight.indirectDiffuse += irradiance * BRDF_Diffuse_Lambert( material.diffuseColor );\n}\nvoid RE_IndirectSpecular_Physical( const in vec3 radiance, const in vec3 clearCoatRadiance, const in GeometricContext geometry, const in PhysicalMaterial material, inout ReflectedLight reflectedLight ) {\n\t#ifndef STANDARD\n\t\tfloat dotNV = saturate( dot( geometry.normal, geometry.viewDir ) );\n\t\tfloat dotNL = dotNV;\n\t\tfloat clearCoatDHR = material.clearCoat * clearCoatDHRApprox( material.clearCoatRoughness, dotNL );\n\t#else\n\t\tfloat clearCoatDHR = 0.0;\n\t#endif\n\treflectedLight.indirectSpecular += ( 1.0 - clearCoatDHR ) * radiance * BRDF_Specular_GGX_Environment( geometry, material.specularColor, material.specularRoughness );\n\t#ifndef STANDARD\n\t\treflectedLight.indirectSpecular += clearCoatRadiance * material.clearCoat * BRDF_Specular_GGX_Environment( geometry, vec3( DEFAULT_SPECULAR_COEFFICIENT ), material.clearCoatRoughness );\n\t#endif\n}\n#define RE_Direct\t\t\t\tRE_Direct_Physical\n#define RE_IndirectDiffuse\t\tRE_IndirectDiffuse_Physical\n#define RE_IndirectSpecular\t\tRE_IndirectSpecular_Physical\n#define Material_BlinnShininessExponent( material )   GGXRoughnessToBlinnExponent( material.specularRoughness )\n#define Material_ClearCoat_BlinnShininessExponent( material )   GGXRoughnessToBlinnExponent( material.clearCoatRoughness )\nfloat computeSpecularOcclusion( const in float dotNV, const in float ambientOcclusion, const in float roughness ) {\n\treturn saturate( pow( dotNV + ambientOcclusion, exp2( - 16.0 * roughness - 1.0 ) ) - 1.0 + ambientOcclusion );\n}\n",lights_template:"\nGeometricContext geometry;\ngeometry.position = - vViewPosition;\ngeometry.normal = normal;\ngeometry.viewDir = normalize( vViewPosition );\nIncidentLight directLight;\n#if ( NUM_POINT_LIGHTS > 0 ) && defined( RE_Direct )\n\tPointLight pointLight;\n\tfor ( int i = 0; i < NUM_POINT_LIGHTS; i ++ ) {\n\t\tpointLight = pointLights[ i ];\n\t\tgetPointDirectLightIrradiance( pointLight, geometry, directLight );\n\t\t#ifdef USE_SHADOWMAP\n\t\tdirectLight.color *= all( bvec2( pointLight.shadow, directLight.visible ) ) ? getPointShadow( pointShadowMap[ i ], pointLight.shadowMapSize, pointLight.shadowBias, pointLight.shadowRadius, vPointShadowCoord[ i ] ) : 1.0;\n\t\t#endif\n\t\tRE_Direct( directLight, geometry, material, reflectedLight );\n\t}\n#endif\n#if ( NUM_SPOT_LIGHTS > 0 ) && defined( RE_Direct )\n\tSpotLight spotLight;\n\tfor ( int i = 0; i < NUM_SPOT_LIGHTS; i ++ ) {\n\t\tspotLight = spotLights[ i ];\n\t\tgetSpotDirectLightIrradiance( spotLight, geometry, directLight );\n\t\t#ifdef USE_SHADOWMAP\n\t\tdirectLight.color *= all( bvec2( spotLight.shadow, directLight.visible ) ) ? getShadow( spotShadowMap[ i ], spotLight.shadowMapSize, spotLight.shadowBias, spotLight.shadowRadius, vSpotShadowCoord[ i ] ) : 1.0;\n\t\t#endif\n\t\tRE_Direct( directLight, geometry, material, reflectedLight );\n\t}\n#endif\n#if ( NUM_DIR_LIGHTS > 0 ) && defined( RE_Direct )\n\tDirectionalLight directionalLight;\n\tfor ( int i = 0; i < NUM_DIR_LIGHTS; i ++ ) {\n\t\tdirectionalLight = directionalLights[ i ];\n\t\tgetDirectionalDirectLightIrradiance( directionalLight, geometry, directLight );\n\t\t#ifdef USE_SHADOWMAP\n\t\tdirectLight.color *= all( bvec2( directionalLight.shadow, directLight.visible ) ) ? getShadow( directionalShadowMap[ i ], directionalLight.shadowMapSize, directionalLight.shadowBias, directionalLight.shadowRadius, vDirectionalShadowCoord[ i ] ) : 1.0;\n\t\t#endif\n\t\tRE_Direct( directLight, geometry, material, reflectedLight );\n\t}\n#endif\n#if defined( RE_IndirectDiffuse )\n\tvec3 irradiance = getAmbientLightIrradiance( ambientLightColor );\n\t#ifdef USE_LIGHTMAP\n\t\tvec3 lightMapIrradiance = texture2D( lightMap, vUv2 ).xyz * lightMapIntensity;\n\t\t#ifndef PHYSICALLY_CORRECT_LIGHTS\n\t\t\tlightMapIrradiance *= PI;\n\t\t#endif\n\t\tirradiance += lightMapIrradiance;\n\t#endif\n\t#if ( NUM_HEMI_LIGHTS > 0 )\n\t\tfor ( int i = 0; i < NUM_HEMI_LIGHTS; i ++ ) {\n\t\t\tirradiance += getHemisphereLightIrradiance( hemisphereLights[ i ], geometry );\n\t\t}\n\t#endif\n\t#if defined( USE_ENVMAP ) && defined( PHYSICAL ) && defined( ENVMAP_TYPE_CUBE_UV )\n\t \tirradiance += getLightProbeIndirectIrradiance( geometry, 8 );\n\t#endif\n\tRE_IndirectDiffuse( irradiance, geometry, material, reflectedLight );\n#endif\n#if defined( USE_ENVMAP ) && defined( RE_IndirectSpecular )\n\tvec3 radiance = getLightProbeIndirectRadiance( geometry, Material_BlinnShininessExponent( material ), 8 );\n\t#ifndef STANDARD\n\t\tvec3 clearCoatRadiance = getLightProbeIndirectRadiance( geometry, Material_ClearCoat_BlinnShininessExponent( material ), 8 );\n\t#else\n\t\tvec3 clearCoatRadiance = vec3( 0.0 );\n\t#endif\n\t\t\n\tRE_IndirectSpecular( radiance, clearCoatRadiance, geometry, material, reflectedLight );\n#endif\n",logdepthbuf_fragment:"#if defined(USE_LOGDEPTHBUF) && defined(USE_LOGDEPTHBUF_EXT)\n\tgl_FragDepthEXT = log2(vFragDepth) * logDepthBufFC * 0.5;\n#endif",logdepthbuf_pars_fragment:"#ifdef USE_LOGDEPTHBUF\n\tuniform float logDepthBufFC;\n\t#ifdef USE_LOGDEPTHBUF_EXT\n\t\tvarying float vFragDepth;\n\t#endif\n#endif\n",logdepthbuf_pars_vertex:"#ifdef USE_LOGDEPTHBUF\n\t#ifdef USE_LOGDEPTHBUF_EXT\n\t\tvarying float vFragDepth;\n\t#endif\n\tuniform float logDepthBufFC;\n#endif",logdepthbuf_vertex:"#ifdef USE_LOGDEPTHBUF\n\tgl_Position.z = log2(max( EPSILON, gl_Position.w + 1.0 )) * logDepthBufFC;\n\t#ifdef USE_LOGDEPTHBUF_EXT\n\t\tvFragDepth = 1.0 + gl_Position.w;\n\t#else\n\t\tgl_Position.z = (gl_Position.z - 1.0) * gl_Position.w;\n\t#endif\n#endif\n",map_fragment:"#ifdef USE_MAP\n\tvec4 texelColor = texture2D( map, vUv );\n\ttexelColor = mapTexelToLinear( texelColor );\n\tdiffuseColor *= texelColor;\n#endif\n",map_pars_fragment:"#ifdef USE_MAP\n\tuniform sampler2D map;\n#endif\n",map_particle_fragment:"#ifdef USE_MAP\n\tvec4 mapTexel = texture2D( map, vec2( gl_PointCoord.x, 1.0 - gl_PointCoord.y ) * offsetRepeat.zw + offsetRepeat.xy );\n\tdiffuseColor *= mapTexelToLinear( mapTexel );\n#endif\n",map_particle_pars_fragment:"#ifdef USE_MAP\n\tuniform vec4 offsetRepeat;\n\tuniform sampler2D map;\n#endif\n",metalnessmap_fragment:"float metalnessFactor = metalness;\n#ifdef USE_METALNESSMAP\n\tvec4 texelMetalness = texture2D( metalnessMap, vUv );\n\tmetalnessFactor *= texelMetalness.r;\n#endif\n",metalnessmap_pars_fragment:"#ifdef USE_METALNESSMAP\n\tuniform sampler2D metalnessMap;\n#endif",morphnormal_vertex:"#ifdef USE_MORPHNORMALS\n\tobjectNormal += ( morphNormal0 - normal ) * morphTargetInfluences[ 0 ];\n\tobjectNormal += ( morphNormal1 - normal ) * morphTargetInfluences[ 1 ];\n\tobjectNormal += ( morphNormal2 - normal ) * morphTargetInfluences[ 2 ];\n\tobjectNormal += ( morphNormal3 - normal ) * morphTargetInfluences[ 3 ];\n#endif\n",morphtarget_pars_vertex:"#ifdef USE_MORPHTARGETS\n\t#ifndef USE_MORPHNORMALS\n\tuniform float morphTargetInfluences[ 8 ];\n\t#else\n\tuniform float morphTargetInfluences[ 4 ];\n\t#endif\n#endif",morphtarget_vertex:"#ifdef USE_MORPHTARGETS\n\ttransformed += ( morphTarget0 - position ) * morphTargetInfluences[ 0 ];\n\ttransformed += ( morphTarget1 - position ) * morphTargetInfluences[ 1 ];\n\ttransformed += ( morphTarget2 - position ) * morphTargetInfluences[ 2 ];\n\ttransformed += ( morphTarget3 - position ) * morphTargetInfluences[ 3 ];\n\t#ifndef USE_MORPHNORMALS\n\ttransformed += ( morphTarget4 - position ) * morphTargetInfluences[ 4 ];\n\ttransformed += ( morphTarget5 - position ) * morphTargetInfluences[ 5 ];\n\ttransformed += ( morphTarget6 - position ) * morphTargetInfluences[ 6 ];\n\ttransformed += ( morphTarget7 - position ) * morphTargetInfluences[ 7 ];\n\t#endif\n#endif\n",normal_flip:"#ifdef DOUBLE_SIDED\n\tfloat flipNormal = ( float( gl_FrontFacing ) * 2.0 - 1.0 );\n#else\n\tfloat flipNormal = 1.0;\n#endif\n",normal_fragment:"#ifdef FLAT_SHADED\n\tvec3 fdx = vec3( dFdx( vViewPosition.x ), dFdx( vViewPosition.y ), dFdx( vViewPosition.z ) );\n\tvec3 fdy = vec3( dFdy( vViewPosition.x ), dFdy( vViewPosition.y ), dFdy( vViewPosition.z ) );\n\tvec3 normal = normalize( cross( fdx, fdy ) );\n#else\n\tvec3 normal = normalize( vNormal ) * flipNormal;\n#endif\n#ifdef USE_NORMALMAP\n\tnormal = perturbNormal2Arb( -vViewPosition, normal );\n#elif defined( USE_BUMPMAP )\n\tnormal = perturbNormalArb( -vViewPosition, normal, dHdxy_fwd() );\n#endif\n",normalmap_pars_fragment:"#ifdef USE_NORMALMAP\n\tuniform sampler2D normalMap;\n\tuniform vec2 normalScale;\n\tvec3 perturbNormal2Arb( vec3 eye_pos, vec3 surf_norm ) {\n\t\tvec3 q0 = dFdx( eye_pos.xyz );\n\t\tvec3 q1 = dFdy( eye_pos.xyz );\n\t\tvec2 st0 = dFdx( vUv.st );\n\t\tvec2 st1 = dFdy( vUv.st );\n\t\tvec3 S = normalize( q0 * st1.t - q1 * st0.t );\n\t\tvec3 T = normalize( -q0 * st1.s + q1 * st0.s );\n\t\tvec3 N = normalize( surf_norm );\n\t\tvec3 mapN = texture2D( normalMap, vUv ).xyz * 2.0 - 1.0;\n\t\tmapN.xy = normalScale * mapN.xy;\n\t\tmat3 tsn = mat3( S, T, N );\n\t\treturn normalize( tsn * mapN );\n\t}\n#endif\n",packing:"vec3 packNormalToRGB( const in vec3 normal ) {\n  return normalize( normal ) * 0.5 + 0.5;\n}\nvec3 unpackRGBToNormal( const in vec3 rgb ) {\n  return 1.0 - 2.0 * rgb.xyz;\n}\nconst float PackUpscale = 256. / 255.;const float UnpackDownscale = 255. / 256.;\nconst vec3 PackFactors = vec3( 256. * 256. * 256., 256. * 256.,  256. );\nconst vec4 UnpackFactors = UnpackDownscale / vec4( PackFactors, 1. );\nconst float ShiftRight8 = 1. / 256.;\nvec4 packDepthToRGBA( const in float v ) {\n\tvec4 r = vec4( fract( v * PackFactors ), v );\n\tr.yzw -= r.xyz * ShiftRight8;\treturn r * PackUpscale;\n}\nfloat unpackRGBAToDepth( const in vec4 v ) {\n\treturn dot( v, UnpackFactors );\n}\nfloat viewZToOrthographicDepth( const in float viewZ, const in float near, const in float far ) {\n  return ( viewZ + near ) / ( near - far );\n}\nfloat orthographicDepthToViewZ( const in float linearClipZ, const in float near, const in float far ) {\n  return linearClipZ * ( near - far ) - near;\n}\nfloat viewZToPerspectiveDepth( const in float viewZ, const in float near, const in float far ) {\n  return (( near + viewZ ) * far ) / (( far - near ) * viewZ );\n}\nfloat perspectiveDepthToViewZ( const in float invClipZ, const in float near, const in float far ) {\n  return ( near * far ) / ( ( far - near ) * invClipZ - far );\n}\n",premultiplied_alpha_fragment:"#ifdef PREMULTIPLIED_ALPHA\n\tgl_FragColor.rgb *= gl_FragColor.a;\n#endif\n",project_vertex:"#ifdef USE_SKINNING\n\tvec4 mvPosition = modelViewMatrix * skinned;\n#else\n\tvec4 mvPosition = modelViewMatrix * vec4( transformed, 1.0 );\n#endif\ngl_Position = projectionMatrix * mvPosition;\n",roughnessmap_fragment:"float roughnessFactor = roughness;\n#ifdef USE_ROUGHNESSMAP\n\tvec4 texelRoughness = texture2D( roughnessMap, vUv );\n\troughnessFactor *= texelRoughness.r;\n#endif\n",roughnessmap_pars_fragment:"#ifdef USE_ROUGHNESSMAP\n\tuniform sampler2D roughnessMap;\n#endif",shadowmap_pars_fragment:"#ifdef USE_SHADOWMAP\n\t#if NUM_DIR_LIGHTS > 0\n\t\tuniform sampler2D directionalShadowMap[ NUM_DIR_LIGHTS ];\n\t\tvarying vec4 vDirectionalShadowCoord[ NUM_DIR_LIGHTS ];\n\t#endif\n\t#if NUM_SPOT_LIGHTS > 0\n\t\tuniform sampler2D spotShadowMap[ NUM_SPOT_LIGHTS ];\n\t\tvarying vec4 vSpotShadowCoord[ NUM_SPOT_LIGHTS ];\n\t#endif\n\t#if NUM_POINT_LIGHTS > 0\n\t\tuniform sampler2D pointShadowMap[ NUM_POINT_LIGHTS ];\n\t\tvarying vec4 vPointShadowCoord[ NUM_POINT_LIGHTS ];\n\t#endif\n\tfloat texture2DCompare( sampler2D depths, vec2 uv, float compare ) {\n\t\treturn step( compare, unpackRGBAToDepth( texture2D( depths, uv ) ) );\n\t}\n\tfloat texture2DShadowLerp( sampler2D depths, vec2 size, vec2 uv, float compare ) {\n\t\tconst vec2 offset = vec2( 0.0, 1.0 );\n\t\tvec2 texelSize = vec2( 1.0 ) / size;\n\t\tvec2 centroidUV = floor( uv * size + 0.5 ) / size;\n\t\tfloat lb = texture2DCompare( depths, centroidUV + texelSize * offset.xx, compare );\n\t\tfloat lt = texture2DCompare( depths, centroidUV + texelSize * offset.xy, compare );\n\t\tfloat rb = texture2DCompare( depths, centroidUV + texelSize * offset.yx, compare );\n\t\tfloat rt = texture2DCompare( depths, centroidUV + texelSize * offset.yy, compare );\n\t\tvec2 f = fract( uv * size + 0.5 );\n\t\tfloat a = mix( lb, lt, f.y );\n\t\tfloat b = mix( rb, rt, f.y );\n\t\tfloat c = mix( a, b, f.x );\n\t\treturn c;\n\t}\n\tfloat getShadow( sampler2D shadowMap, vec2 shadowMapSize, float shadowBias, float shadowRadius, vec4 shadowCoord ) {\n\t\tshadowCoord.xyz /= shadowCoord.w;\n\t\tshadowCoord.z += shadowBias;\n\t\tbvec4 inFrustumVec = bvec4 ( shadowCoord.x >= 0.0, shadowCoord.x <= 1.0, shadowCoord.y >= 0.0, shadowCoord.y <= 1.0 );\n\t\tbool inFrustum = all( inFrustumVec );\n\t\tbvec2 frustumTestVec = bvec2( inFrustum, shadowCoord.z <= 1.0 );\n\t\tbool frustumTest = all( frustumTestVec );\n\t\tif ( frustumTest ) {\n\t\t#if defined( SHADOWMAP_TYPE_PCF )\n\t\t\tvec2 texelSize = vec2( 1.0 ) / shadowMapSize;\n\t\t\tfloat dx0 = - texelSize.x * shadowRadius;\n\t\t\tfloat dy0 = - texelSize.y * shadowRadius;\n\t\t\tfloat dx1 = + texelSize.x * shadowRadius;\n\t\t\tfloat dy1 = + texelSize.y * shadowRadius;\n\t\t\treturn (\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx0, dy0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( 0.0, dy0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx1, dy0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx0, 0.0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy, shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx1, 0.0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx0, dy1 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( 0.0, dy1 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx1, dy1 ), shadowCoord.z )\n\t\t\t) * ( 1.0 / 9.0 );\n\t\t#elif defined( SHADOWMAP_TYPE_PCF_SOFT )\n\t\t\tvec2 texelSize = vec2( 1.0 ) / shadowMapSize;\n\t\t\tfloat dx0 = - texelSize.x * shadowRadius;\n\t\t\tfloat dy0 = - texelSize.y * shadowRadius;\n\t\t\tfloat dx1 = + texelSize.x * shadowRadius;\n\t\t\tfloat dy1 = + texelSize.y * shadowRadius;\n\t\t\treturn (\n\t\t\t\ttexture2DShadowLerp( shadowMap, shadowMapSize, shadowCoord.xy + vec2( dx0, dy0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DShadowLerp( shadowMap, shadowMapSize, shadowCoord.xy + vec2( 0.0, dy0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DShadowLerp( shadowMap, shadowMapSize, shadowCoord.xy + vec2( dx1, dy0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DShadowLerp( shadowMap, shadowMapSize, shadowCoord.xy + vec2( dx0, 0.0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DShadowLerp( shadowMap, shadowMapSize, shadowCoord.xy, shadowCoord.z ) +\n\t\t\t\ttexture2DShadowLerp( shadowMap, shadowMapSize, shadowCoord.xy + vec2( dx1, 0.0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DShadowLerp( shadowMap, shadowMapSize, shadowCoord.xy + vec2( dx0, dy1 ), shadowCoord.z ) +\n\t\t\t\ttexture2DShadowLerp( shadowMap, shadowMapSize, shadowCoord.xy + vec2( 0.0, dy1 ), shadowCoord.z ) +\n\t\t\t\ttexture2DShadowLerp( shadowMap, shadowMapSize, shadowCoord.xy + vec2( dx1, dy1 ), shadowCoord.z )\n\t\t\t) * ( 1.0 / 9.0 );\n\t\t#else\n\t\t\treturn texture2DCompare( shadowMap, shadowCoord.xy, shadowCoord.z );\n\t\t#endif\n\t\t}\n\t\treturn 1.0;\n\t}\n\tvec2 cubeToUV( vec3 v, float texelSizeY ) {\n\t\tvec3 absV = abs( v );\n\t\tfloat scaleToCube = 1.0 / max( absV.x, max( absV.y, absV.z ) );\n\t\tabsV *= scaleToCube;\n\t\tv *= scaleToCube * ( 1.0 - 2.0 * texelSizeY );\n\t\tvec2 planar = v.xy;\n\t\tfloat almostATexel = 1.5 * texelSizeY;\n\t\tfloat almostOne = 1.0 - almostATexel;\n\t\tif ( absV.z >= almostOne ) {\n\t\t\tif ( v.z > 0.0 )\n\t\t\t\tplanar.x = 4.0 - v.x;\n\t\t} else if ( absV.x >= almostOne ) {\n\t\t\tfloat signX = sign( v.x );\n\t\t\tplanar.x = v.z * signX + 2.0 * signX;\n\t\t} else if ( absV.y >= almostOne ) {\n\t\t\tfloat signY = sign( v.y );\n\t\t\tplanar.x = v.x + 2.0 * signY + 2.0;\n\t\t\tplanar.y = v.z * signY - 2.0;\n\t\t}\n\t\treturn vec2( 0.125, 0.25 ) * planar + vec2( 0.375, 0.75 );\n\t}\n\tfloat getPointShadow( sampler2D shadowMap, vec2 shadowMapSize, float shadowBias, float shadowRadius, vec4 shadowCoord ) {\n\t\tvec2 texelSize = vec2( 1.0 ) / ( shadowMapSize * vec2( 4.0, 2.0 ) );\n\t\tvec3 lightToPosition = shadowCoord.xyz;\n\t\tvec3 bd3D = normalize( lightToPosition );\n\t\tfloat dp = ( length( lightToPosition ) - shadowBias ) / 1000.0;\n\t\t#if defined( SHADOWMAP_TYPE_PCF ) || defined( SHADOWMAP_TYPE_PCF_SOFT )\n\t\t\tvec2 offset = vec2( - 1, 1 ) * shadowRadius * texelSize.y;\n\t\t\treturn (\n\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.xyy, texelSize.y ), dp ) +\n\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.yyy, texelSize.y ), dp ) +\n\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.xyx, texelSize.y ), dp ) +\n\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.yyx, texelSize.y ), dp ) +\n\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D, texelSize.y ), dp ) +\n\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.xxy, texelSize.y ), dp ) +\n\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.yxy, texelSize.y ), dp ) +\n\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.xxx, texelSize.y ), dp ) +\n\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.yxx, texelSize.y ), dp )\n\t\t\t) * ( 1.0 / 9.0 );\n\t\t#else\n\t\t\treturn texture2DCompare( shadowMap, cubeToUV( bd3D, texelSize.y ), dp );\n\t\t#endif\n\t}\n#endif\n",shadowmap_pars_vertex:"#ifdef USE_SHADOWMAP\n\t#if NUM_DIR_LIGHTS > 0\n\t\tuniform mat4 directionalShadowMatrix[ NUM_DIR_LIGHTS ];\n\t\tvarying vec4 vDirectionalShadowCoord[ NUM_DIR_LIGHTS ];\n\t#endif\n\t#if NUM_SPOT_LIGHTS > 0\n\t\tuniform mat4 spotShadowMatrix[ NUM_SPOT_LIGHTS ];\n\t\tvarying vec4 vSpotShadowCoord[ NUM_SPOT_LIGHTS ];\n\t#endif\n\t#if NUM_POINT_LIGHTS > 0\n\t\tuniform mat4 pointShadowMatrix[ NUM_POINT_LIGHTS ];\n\t\tvarying vec4 vPointShadowCoord[ NUM_POINT_LIGHTS ];\n\t#endif\n#endif\n",shadowmap_vertex:"#ifdef USE_SHADOWMAP\n\t#if NUM_DIR_LIGHTS > 0\n\tfor ( int i = 0; i < NUM_DIR_LIGHTS; i ++ ) {\n\t\tvDirectionalShadowCoord[ i ] = directionalShadowMatrix[ i ] * worldPosition;\n\t}\n\t#endif\n\t#if NUM_SPOT_LIGHTS > 0\n\tfor ( int i = 0; i < NUM_SPOT_LIGHTS; i ++ ) {\n\t\tvSpotShadowCoord[ i ] = spotShadowMatrix[ i ] * worldPosition;\n\t}\n\t#endif\n\t#if NUM_POINT_LIGHTS > 0\n\tfor ( int i = 0; i < NUM_POINT_LIGHTS; i ++ ) {\n\t\tvPointShadowCoord[ i ] = pointShadowMatrix[ i ] * worldPosition;\n\t}\n\t#endif\n#endif\n",shadowmask_pars_fragment:"float getShadowMask() {\n\tfloat shadow = 1.0;\n\t#ifdef USE_SHADOWMAP\n\t#if NUM_DIR_LIGHTS > 0\n\tDirectionalLight directionalLight;\n\tfor ( int i = 0; i < NUM_DIR_LIGHTS; i ++ ) {\n\t\tdirectionalLight = directionalLights[ i ];\n\t\tshadow *= bool( directionalLight.shadow ) ? getShadow( directionalShadowMap[ i ], directionalLight.shadowMapSize, directionalLight.shadowBias, directionalLight.shadowRadius, vDirectionalShadowCoord[ i ] ) : 1.0;\n\t}\n\t#endif\n\t#if NUM_SPOT_LIGHTS > 0\n\tSpotLight spotLight;\n\tfor ( int i = 0; i < NUM_SPOT_LIGHTS; i ++ ) {\n\t\tspotLight = spotLights[ i ];\n\t\tshadow *= bool( spotLight.shadow ) ? getShadow( spotShadowMap[ i ], spotLight.shadowMapSize, spotLight.shadowBias, spotLight.shadowRadius, vSpotShadowCoord[ i ] ) : 1.0;\n\t}\n\t#endif\n\t#if NUM_POINT_LIGHTS > 0\n\tPointLight pointLight;\n\tfor ( int i = 0; i < NUM_POINT_LIGHTS; i ++ ) {\n\t\tpointLight = pointLights[ i ];\n\t\tshadow *= bool( pointLight.shadow ) ? getPointShadow( pointShadowMap[ i ], pointLight.shadowMapSize, pointLight.shadowBias, pointLight.shadowRadius, vPointShadowCoord[ i ] ) : 1.0;\n\t}\n\t#endif\n\t#endif\n\treturn shadow;\n}\n",skinbase_vertex:"#ifdef USE_SKINNING\n\tmat4 boneMatX = getBoneMatrix( skinIndex.x );\n\tmat4 boneMatY = getBoneMatrix( skinIndex.y );\n\tmat4 boneMatZ = getBoneMatrix( skinIndex.z );\n\tmat4 boneMatW = getBoneMatrix( skinIndex.w );\n#endif",skinning_pars_vertex:"#ifdef USE_SKINNING\n\tuniform mat4 bindMatrix;\n\tuniform mat4 bindMatrixInverse;\n\t#ifdef BONE_TEXTURE\n\t\tuniform sampler2D boneTexture;\n\t\tuniform int boneTextureWidth;\n\t\tuniform int boneTextureHeight;\n\t\tmat4 getBoneMatrix( const in float i ) {\n\t\t\tfloat j = i * 4.0;\n\t\t\tfloat x = mod( j, float( boneTextureWidth ) );\n\t\t\tfloat y = floor( j / float( boneTextureWidth ) );\n\t\t\tfloat dx = 1.0 / float( boneTextureWidth );\n\t\t\tfloat dy = 1.0 / float( boneTextureHeight );\n\t\t\ty = dy * ( y + 0.5 );\n\t\t\tvec4 v1 = texture2D( boneTexture, vec2( dx * ( x + 0.5 ), y ) );\n\t\t\tvec4 v2 = texture2D( boneTexture, vec2( dx * ( x + 1.5 ), y ) );\n\t\t\tvec4 v3 = texture2D( boneTexture, vec2( dx * ( x + 2.5 ), y ) );\n\t\t\tvec4 v4 = texture2D( boneTexture, vec2( dx * ( x + 3.5 ), y ) );\n\t\t\tmat4 bone = mat4( v1, v2, v3, v4 );\n\t\t\treturn bone;\n\t\t}\n\t#else\n\t\tuniform mat4 boneMatrices[ MAX_BONES ];\n\t\tmat4 getBoneMatrix( const in float i ) {\n\t\t\tmat4 bone = boneMatrices[ int(i) ];\n\t\t\treturn bone;\n\t\t}\n\t#endif\n#endif\n",skinning_vertex:"#ifdef USE_SKINNING\n\tvec4 skinVertex = bindMatrix * vec4( transformed, 1.0 );\n\tvec4 skinned = vec4( 0.0 );\n\tskinned += boneMatX * skinVertex * skinWeight.x;\n\tskinned += boneMatY * skinVertex * skinWeight.y;\n\tskinned += boneMatZ * skinVertex * skinWeight.z;\n\tskinned += boneMatW * skinVertex * skinWeight.w;\n\tskinned  = bindMatrixInverse * skinned;\n#endif\n",skinnormal_vertex:"#ifdef USE_SKINNING\n\tmat4 skinMatrix = mat4( 0.0 );\n\tskinMatrix += skinWeight.x * boneMatX;\n\tskinMatrix += skinWeight.y * boneMatY;\n\tskinMatrix += skinWeight.z * boneMatZ;\n\tskinMatrix += skinWeight.w * boneMatW;\n\tskinMatrix  = bindMatrixInverse * skinMatrix * bindMatrix;\n\tobjectNormal = vec4( skinMatrix * vec4( objectNormal, 0.0 ) ).xyz;\n#endif\n",specularmap_fragment:"float specularStrength;\n#ifdef USE_SPECULARMAP\n\tvec4 texelSpecular = texture2D( specularMap, vUv );\n\tspecularStrength = texelSpecular.r;\n#else\n\tspecularStrength = 1.0;\n#endif",specularmap_pars_fragment:"#ifdef USE_SPECULARMAP\n\tuniform sampler2D specularMap;\n#endif",tonemapping_fragment:"#if defined( TONE_MAPPING )\n  gl_FragColor.rgb = toneMapping( gl_FragColor.rgb );\n#endif\n",tonemapping_pars_fragment:"#define saturate(a) clamp( a, 0.0, 1.0 )\nuniform float toneMappingExposure;\nuniform float toneMappingWhitePoint;\nvec3 LinearToneMapping( vec3 color ) {\n  return toneMappingExposure * color;\n}\nvec3 ReinhardToneMapping( vec3 color ) {\n  color *= toneMappingExposure;\n  return saturate( color / ( vec3( 1.0 ) + color ) );\n}\n#define Uncharted2Helper( x ) max( ( ( x * ( 0.15 * x + 0.10 * 0.50 ) + 0.20 * 0.02 ) / ( x * ( 0.15 * x + 0.50 ) + 0.20 * 0.30 ) ) - 0.02 / 0.30, vec3( 0.0 ) )\nvec3 Uncharted2ToneMapping( vec3 color ) {\n  color *= toneMappingExposure;\n  return saturate( Uncharted2Helper( color ) / Uncharted2Helper( vec3( toneMappingWhitePoint ) ) );\n}\nvec3 OptimizedCineonToneMapping( vec3 color ) {\n  color *= toneMappingExposure;\n  color = max( vec3( 0.0 ), color - 0.004 );\n  return pow( ( color * ( 6.2 * color + 0.5 ) ) / ( color * ( 6.2 * color + 1.7 ) + 0.06 ), vec3( 2.2 ) );\n}\n",uv_pars_fragment:"#if defined( USE_MAP ) || defined( USE_BUMPMAP ) || defined( USE_NORMALMAP ) || defined( USE_SPECULARMAP ) || defined( USE_ALPHAMAP ) || defined( USE_EMISSIVEMAP ) || defined( USE_ROUGHNESSMAP ) || defined( USE_METALNESSMAP )\n\tvarying vec2 vUv;\n#endif",uv_pars_vertex:"#if defined( USE_MAP ) || defined( USE_BUMPMAP ) || defined( USE_NORMALMAP ) || defined( USE_SPECULARMAP ) || defined( USE_ALPHAMAP ) || defined( USE_EMISSIVEMAP ) || defined( USE_ROUGHNESSMAP ) || defined( USE_METALNESSMAP )\n\tvarying vec2 vUv;\n\tuniform vec4 offsetRepeat;\n#endif\n",uv_vertex:"#if defined( USE_MAP ) || defined( USE_BUMPMAP ) || defined( USE_NORMALMAP ) || defined( USE_SPECULARMAP ) || defined( USE_ALPHAMAP ) || defined( USE_EMISSIVEMAP ) || defined( USE_ROUGHNESSMAP ) || defined( USE_METALNESSMAP )\n\tvUv = uv * offsetRepeat.zw + offsetRepeat.xy;\n#endif",uv2_pars_fragment:"#if defined( USE_LIGHTMAP ) || defined( USE_AOMAP )\n\tvarying vec2 vUv2;\n#endif",uv2_pars_vertex:"#if defined( USE_LIGHTMAP ) || defined( USE_AOMAP )\n\tattribute vec2 uv2;\n\tvarying vec2 vUv2;\n#endif",uv2_vertex:"#if defined( USE_LIGHTMAP ) || defined( USE_AOMAP )\n\tvUv2 = uv2;\n#endif",worldpos_vertex:"#if defined( USE_ENVMAP ) || defined( PHONG ) || defined( PHYSICAL ) || defined( LAMBERT ) || defined ( USE_SHADOWMAP )\n\t#ifdef USE_SKINNING\n\t\tvec4 worldPosition = modelMatrix * skinned;\n\t#else\n\t\tvec4 worldPosition = modelMatrix * vec4( transformed, 1.0 );\n\t#endif\n#endif\n",cube_frag:"uniform samplerCube tCube;\nuniform float tFlip;\nuniform float opacity;\nvarying vec3 vWorldPosition;\n#include <common>\nvoid main() {\n\tgl_FragColor = textureCube( tCube, vec3( tFlip * vWorldPosition.x, vWorldPosition.yz ) );\n\tgl_FragColor.a *= opacity;\n}\n",cube_vert:"varying vec3 vWorldPosition;\n#include <common>\nvoid main() {\n\tvWorldPosition = transformDirection( position, modelMatrix );\n\t#include <begin_vertex>\n\t#include <project_vertex>\n}\n",depth_frag:"#if DEPTH_PACKING == 3200\n\tuniform float opacity;\n#endif\n#include <common>\n#include <packing>\n#include <uv_pars_fragment>\n#include <map_pars_fragment>\n#include <alphamap_pars_fragment>\n#include <logdepthbuf_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvoid main() {\n\t#include <clipping_planes_fragment>\n\tvec4 diffuseColor = vec4( 1.0 );\n\t#if DEPTH_PACKING == 3200\n\t\tdiffuseColor.a = opacity;\n\t#endif\n\t#include <map_fragment>\n\t#include <alphamap_fragment>\n\t#include <alphatest_fragment>\n\t#include <logdepthbuf_fragment>\n\t#if DEPTH_PACKING == 3200\n\t\tgl_FragColor = vec4( vec3( gl_FragCoord.z ), opacity );\n\t#elif DEPTH_PACKING == 3201\n\t\tgl_FragColor = packDepthToRGBA( gl_FragCoord.z );\n\t#endif\n}\n",depth_vert:"#include <common>\n#include <uv_pars_vertex>\n#include <displacementmap_pars_vertex>\n#include <morphtarget_pars_vertex>\n#include <skinning_pars_vertex>\n#include <logdepthbuf_pars_vertex>\n#include <clipping_planes_pars_vertex>\nvoid main() {\n\t#include <uv_vertex>\n\t#include <skinbase_vertex>\n\t#include <begin_vertex>\n\t#include <displacementmap_vertex>\n\t#include <morphtarget_vertex>\n\t#include <skinning_vertex>\n\t#include <project_vertex>\n\t#include <logdepthbuf_vertex>\n\t#include <clipping_planes_vertex>\n}\n",distanceRGBA_frag:"uniform vec3 lightPos;\nvarying vec4 vWorldPosition;\n#include <common>\n#include <packing>\n#include <clipping_planes_pars_fragment>\nvoid main () {\n\t#include <clipping_planes_fragment>\n\tgl_FragColor = packDepthToRGBA( length( vWorldPosition.xyz - lightPos.xyz ) / 1000.0 );\n}\n",distanceRGBA_vert:"varying vec4 vWorldPosition;\n#include <common>\n#include <morphtarget_pars_vertex>\n#include <skinning_pars_vertex>\n#include <clipping_planes_pars_vertex>\nvoid main() {\n\t#include <skinbase_vertex>\n\t#include <begin_vertex>\n\t#include <morphtarget_vertex>\n\t#include <skinning_vertex>\n\t#include <project_vertex>\n\t#include <worldpos_vertex>\n\t#include <clipping_planes_vertex>\n\tvWorldPosition = worldPosition;\n}\n",equirect_frag:"uniform sampler2D tEquirect;\nuniform float tFlip;\nvarying vec3 vWorldPosition;\n#include <common>\nvoid main() {\n\tvec3 direction = normalize( vWorldPosition );\n\tvec2 sampleUV;\n\tsampleUV.y = saturate( tFlip * direction.y * -0.5 + 0.5 );\n\tsampleUV.x = atan( direction.z, direction.x ) * RECIPROCAL_PI2 + 0.5;\n\tgl_FragColor = texture2D( tEquirect, sampleUV );\n}\n",equirect_vert:"varying vec3 vWorldPosition;\n#include <common>\nvoid main() {\n\tvWorldPosition = transformDirection( position, modelMatrix );\n\t#include <begin_vertex>\n\t#include <project_vertex>\n}\n",linedashed_frag:"uniform vec3 diffuse;\nuniform float opacity;\nuniform float dashSize;\nuniform float totalSize;\nvarying float vLineDistance;\n#include <common>\n#include <color_pars_fragment>\n#include <fog_pars_fragment>\n#include <logdepthbuf_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvoid main() {\n\t#include <clipping_planes_fragment>\n\tif ( mod( vLineDistance, totalSize ) > dashSize ) {\n\t\tdiscard;\n\t}\n\tvec3 outgoingLight = vec3( 0.0 );\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include <logdepthbuf_fragment>\n\t#include <color_fragment>\n\toutgoingLight = diffuseColor.rgb;\n\tgl_FragColor = vec4( outgoingLight, diffuseColor.a );\n\t#include <premultiplied_alpha_fragment>\n\t#include <tonemapping_fragment>\n\t#include <encodings_fragment>\n\t#include <fog_fragment>\n}\n",linedashed_vert:"uniform float scale;\nattribute float lineDistance;\nvarying float vLineDistance;\n#include <common>\n#include <color_pars_vertex>\n#include <logdepthbuf_pars_vertex>\n#include <clipping_planes_pars_vertex>\nvoid main() {\n\t#include <color_vertex>\n\tvLineDistance = scale * lineDistance;\n\tvec4 mvPosition = modelViewMatrix * vec4( position, 1.0 );\n\tgl_Position = projectionMatrix * mvPosition;\n\t#include <logdepthbuf_vertex>\n\t#include <clipping_planes_vertex>\n}\n",meshbasic_frag:"uniform vec3 diffuse;\nuniform float opacity;\n#ifndef FLAT_SHADED\n\tvarying vec3 vNormal;\n#endif\n#include <common>\n#include <color_pars_fragment>\n#include <uv_pars_fragment>\n#include <uv2_pars_fragment>\n#include <map_pars_fragment>\n#include <alphamap_pars_fragment>\n#include <aomap_pars_fragment>\n#include <envmap_pars_fragment>\n#include <fog_pars_fragment>\n#include <specularmap_pars_fragment>\n#include <logdepthbuf_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvoid main() {\n\t#include <clipping_planes_fragment>\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include <logdepthbuf_fragment>\n\t#include <map_fragment>\n\t#include <color_fragment>\n\t#include <alphamap_fragment>\n\t#include <alphatest_fragment>\n\t#include <specularmap_fragment>\n\tReflectedLight reflectedLight;\n\treflectedLight.directDiffuse = vec3( 0.0 );\n\treflectedLight.directSpecular = vec3( 0.0 );\n\treflectedLight.indirectDiffuse = diffuseColor.rgb;\n\treflectedLight.indirectSpecular = vec3( 0.0 );\n\t#include <aomap_fragment>\n\tvec3 outgoingLight = reflectedLight.indirectDiffuse;\n\t#include <normal_flip>\n\t#include <envmap_fragment>\n\tgl_FragColor = vec4( outgoingLight, diffuseColor.a );\n\t#include <premultiplied_alpha_fragment>\n\t#include <tonemapping_fragment>\n\t#include <encodings_fragment>\n\t#include <fog_fragment>\n}\n",meshbasic_vert:"#include <common>\n#include <uv_pars_vertex>\n#include <uv2_pars_vertex>\n#include <envmap_pars_vertex>\n#include <color_pars_vertex>\n#include <morphtarget_pars_vertex>\n#include <skinning_pars_vertex>\n#include <logdepthbuf_pars_vertex>\n#include <clipping_planes_pars_vertex>\nvoid main() {\n\t#include <uv_vertex>\n\t#include <uv2_vertex>\n\t#include <color_vertex>\n\t#include <skinbase_vertex>\n\t#ifdef USE_ENVMAP\n\t#include <beginnormal_vertex>\n\t#include <morphnormal_vertex>\n\t#include <skinnormal_vertex>\n\t#include <defaultnormal_vertex>\n\t#endif\n\t#include <begin_vertex>\n\t#include <morphtarget_vertex>\n\t#include <skinning_vertex>\n\t#include <project_vertex>\n\t#include <logdepthbuf_vertex>\n\t#include <worldpos_vertex>\n\t#include <clipping_planes_vertex>\n\t#include <envmap_vertex>\n}\n",meshlambert_frag:"uniform vec3 diffuse;\nuniform vec3 emissive;\nuniform float opacity;\nvarying vec3 vLightFront;\n#ifdef DOUBLE_SIDED\n\tvarying vec3 vLightBack;\n#endif\n#include <common>\n#include <packing>\n#include <color_pars_fragment>\n#include <uv_pars_fragment>\n#include <uv2_pars_fragment>\n#include <map_pars_fragment>\n#include <alphamap_pars_fragment>\n#include <aomap_pars_fragment>\n#include <lightmap_pars_fragment>\n#include <emissivemap_pars_fragment>\n#include <envmap_pars_fragment>\n#include <bsdfs>\n#include <lights_pars>\n#include <fog_pars_fragment>\n#include <shadowmap_pars_fragment>\n#include <shadowmask_pars_fragment>\n#include <specularmap_pars_fragment>\n#include <logdepthbuf_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvoid main() {\n\t#include <clipping_planes_fragment>\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\tReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );\n\tvec3 totalEmissiveRadiance = emissive;\n\t#include <logdepthbuf_fragment>\n\t#include <map_fragment>\n\t#include <color_fragment>\n\t#include <alphamap_fragment>\n\t#include <alphatest_fragment>\n\t#include <specularmap_fragment>\n\t#include <emissivemap_fragment>\n\treflectedLight.indirectDiffuse = getAmbientLightIrradiance( ambientLightColor );\n\t#include <lightmap_fragment>\n\treflectedLight.indirectDiffuse *= BRDF_Diffuse_Lambert( diffuseColor.rgb );\n\t#ifdef DOUBLE_SIDED\n\t\treflectedLight.directDiffuse = ( gl_FrontFacing ) ? vLightFront : vLightBack;\n\t#else\n\t\treflectedLight.directDiffuse = vLightFront;\n\t#endif\n\treflectedLight.directDiffuse *= BRDF_Diffuse_Lambert( diffuseColor.rgb ) * getShadowMask();\n\t#include <aomap_fragment>\n\tvec3 outgoingLight = reflectedLight.directDiffuse + reflectedLight.indirectDiffuse + totalEmissiveRadiance;\n\t#include <normal_flip>\n\t#include <envmap_fragment>\n\tgl_FragColor = vec4( outgoingLight, diffuseColor.a );\n\t#include <premultiplied_alpha_fragment>\n\t#include <tonemapping_fragment>\n\t#include <encodings_fragment>\n\t#include <fog_fragment>\n}\n",meshlambert_vert:"#define LAMBERT\nvarying vec3 vLightFront;\n#ifdef DOUBLE_SIDED\n\tvarying vec3 vLightBack;\n#endif\n#include <common>\n#include <uv_pars_vertex>\n#include <uv2_pars_vertex>\n#include <envmap_pars_vertex>\n#include <bsdfs>\n#include <lights_pars>\n#include <color_pars_vertex>\n#include <morphtarget_pars_vertex>\n#include <skinning_pars_vertex>\n#include <shadowmap_pars_vertex>\n#include <logdepthbuf_pars_vertex>\n#include <clipping_planes_pars_vertex>\nvoid main() {\n\t#include <uv_vertex>\n\t#include <uv2_vertex>\n\t#include <color_vertex>\n\t#include <beginnormal_vertex>\n\t#include <morphnormal_vertex>\n\t#include <skinbase_vertex>\n\t#include <skinnormal_vertex>\n\t#include <defaultnormal_vertex>\n\t#include <begin_vertex>\n\t#include <morphtarget_vertex>\n\t#include <skinning_vertex>\n\t#include <project_vertex>\n\t#include <logdepthbuf_vertex>\n\t#include <clipping_planes_vertex>\n\t#include <worldpos_vertex>\n\t#include <envmap_vertex>\n\t#include <lights_lambert_vertex>\n\t#include <shadowmap_vertex>\n}\n",meshphong_frag:"#define PHONG\nuniform vec3 diffuse;\nuniform vec3 emissive;\nuniform vec3 specular;\nuniform float shininess;\nuniform float opacity;\n#include <common>\n#include <packing>\n#include <color_pars_fragment>\n#include <uv_pars_fragment>\n#include <uv2_pars_fragment>\n#include <map_pars_fragment>\n#include <alphamap_pars_fragment>\n#include <aomap_pars_fragment>\n#include <lightmap_pars_fragment>\n#include <emissivemap_pars_fragment>\n#include <envmap_pars_fragment>\n#include <fog_pars_fragment>\n#include <bsdfs>\n#include <lights_pars>\n#include <lights_phong_pars_fragment>\n#include <shadowmap_pars_fragment>\n#include <bumpmap_pars_fragment>\n#include <normalmap_pars_fragment>\n#include <specularmap_pars_fragment>\n#include <logdepthbuf_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvoid main() {\n\t#include <clipping_planes_fragment>\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\tReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );\n\tvec3 totalEmissiveRadiance = emissive;\n\t#include <logdepthbuf_fragment>\n\t#include <map_fragment>\n\t#include <color_fragment>\n\t#include <alphamap_fragment>\n\t#include <alphatest_fragment>\n\t#include <specularmap_fragment>\n\t#include <normal_flip>\n\t#include <normal_fragment>\n\t#include <emissivemap_fragment>\n\t#include <lights_phong_fragment>\n\t#include <lights_template>\n\t#include <aomap_fragment>\n\tvec3 outgoingLight = reflectedLight.directDiffuse + reflectedLight.indirectDiffuse + reflectedLight.directSpecular + reflectedLight.indirectSpecular + totalEmissiveRadiance;\n\t#include <envmap_fragment>\n\tgl_FragColor = vec4( outgoingLight, diffuseColor.a );\n\t#include <premultiplied_alpha_fragment>\n\t#include <tonemapping_fragment>\n\t#include <encodings_fragment>\n\t#include <fog_fragment>\n}\n",meshphong_vert:"#define PHONG\nvarying vec3 vViewPosition;\n#ifndef FLAT_SHADED\n\tvarying vec3 vNormal;\n#endif\n#include <common>\n#include <uv_pars_vertex>\n#include <uv2_pars_vertex>\n#include <displacementmap_pars_vertex>\n#include <envmap_pars_vertex>\n#include <color_pars_vertex>\n#include <morphtarget_pars_vertex>\n#include <skinning_pars_vertex>\n#include <shadowmap_pars_vertex>\n#include <logdepthbuf_pars_vertex>\n#include <clipping_planes_pars_vertex>\nvoid main() {\n\t#include <uv_vertex>\n\t#include <uv2_vertex>\n\t#include <color_vertex>\n\t#include <beginnormal_vertex>\n\t#include <morphnormal_vertex>\n\t#include <skinbase_vertex>\n\t#include <skinnormal_vertex>\n\t#include <defaultnormal_vertex>\n#ifndef FLAT_SHADED\n\tvNormal = normalize( transformedNormal );\n#endif\n\t#include <begin_vertex>\n\t#include <displacementmap_vertex>\n\t#include <morphtarget_vertex>\n\t#include <skinning_vertex>\n\t#include <project_vertex>\n\t#include <logdepthbuf_vertex>\n\t#include <clipping_planes_vertex>\n\tvViewPosition = - mvPosition.xyz;\n\t#include <worldpos_vertex>\n\t#include <envmap_vertex>\n\t#include <shadowmap_vertex>\n}\n",meshphysical_frag:"#define PHYSICAL\nuniform vec3 diffuse;\nuniform vec3 emissive;\nuniform float roughness;\nuniform float metalness;\nuniform float opacity;\n#ifndef STANDARD\n\tuniform float clearCoat;\n\tuniform float clearCoatRoughness;\n#endif\nuniform float envMapIntensity;\nvarying vec3 vViewPosition;\n#ifndef FLAT_SHADED\n\tvarying vec3 vNormal;\n#endif\n#include <common>\n#include <packing>\n#include <color_pars_fragment>\n#include <uv_pars_fragment>\n#include <uv2_pars_fragment>\n#include <map_pars_fragment>\n#include <alphamap_pars_fragment>\n#include <aomap_pars_fragment>\n#include <lightmap_pars_fragment>\n#include <emissivemap_pars_fragment>\n#include <envmap_pars_fragment>\n#include <fog_pars_fragment>\n#include <bsdfs>\n#include <cube_uv_reflection_fragment>\n#include <lights_pars>\n#include <lights_physical_pars_fragment>\n#include <shadowmap_pars_fragment>\n#include <bumpmap_pars_fragment>\n#include <normalmap_pars_fragment>\n#include <roughnessmap_pars_fragment>\n#include <metalnessmap_pars_fragment>\n#include <logdepthbuf_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvoid main() {\n\t#include <clipping_planes_fragment>\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\tReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );\n\tvec3 totalEmissiveRadiance = emissive;\n\t#include <logdepthbuf_fragment>\n\t#include <map_fragment>\n\t#include <color_fragment>\n\t#include <alphamap_fragment>\n\t#include <alphatest_fragment>\n\t#include <specularmap_fragment>\n\t#include <roughnessmap_fragment>\n\t#include <metalnessmap_fragment>\n\t#include <normal_flip>\n\t#include <normal_fragment>\n\t#include <emissivemap_fragment>\n\t#include <lights_physical_fragment>\n\t#include <lights_template>\n\t#include <aomap_fragment>\n\tvec3 outgoingLight = reflectedLight.directDiffuse + reflectedLight.indirectDiffuse + reflectedLight.directSpecular + reflectedLight.indirectSpecular + totalEmissiveRadiance;\n\tgl_FragColor = vec4( outgoingLight, diffuseColor.a );\n\t#include <premultiplied_alpha_fragment>\n\t#include <tonemapping_fragment>\n\t#include <encodings_fragment>\n\t#include <fog_fragment>\n}\n",meshphysical_vert:"#define PHYSICAL\nvarying vec3 vViewPosition;\n#ifndef FLAT_SHADED\n\tvarying vec3 vNormal;\n#endif\n#include <common>\n#include <uv_pars_vertex>\n#include <uv2_pars_vertex>\n#include <displacementmap_pars_vertex>\n#include <color_pars_vertex>\n#include <morphtarget_pars_vertex>\n#include <skinning_pars_vertex>\n#include <shadowmap_pars_vertex>\n#include <specularmap_pars_fragment>\n#include <logdepthbuf_pars_vertex>\n#include <clipping_planes_pars_vertex>\nvoid main() {\n\t#include <uv_vertex>\n\t#include <uv2_vertex>\n\t#include <color_vertex>\n\t#include <beginnormal_vertex>\n\t#include <morphnormal_vertex>\n\t#include <skinbase_vertex>\n\t#include <skinnormal_vertex>\n\t#include <defaultnormal_vertex>\n#ifndef FLAT_SHADED\n\tvNormal = normalize( transformedNormal );\n#endif\n\t#include <begin_vertex>\n\t#include <displacementmap_vertex>\n\t#include <morphtarget_vertex>\n\t#include <skinning_vertex>\n\t#include <project_vertex>\n\t#include <logdepthbuf_vertex>\n\t#include <clipping_planes_vertex>\n\tvViewPosition = - mvPosition.xyz;\n\t#include <worldpos_vertex>\n\t#include <shadowmap_vertex>\n}\n",normal_frag:"uniform float opacity;\nvarying vec3 vNormal;\n#include <common>\n#include <packing>\n#include <logdepthbuf_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvoid main() {\n\t#include <clipping_planes_fragment>\n\tgl_FragColor = vec4( packNormalToRGB( vNormal ), opacity );\n\t#include <logdepthbuf_fragment>\n}\n",normal_vert:"varying vec3 vNormal;\n#include <common>\n#include <morphtarget_pars_vertex>\n#include <logdepthbuf_pars_vertex>\n#include <clipping_planes_pars_vertex>\nvoid main() {\n\tvNormal = normalize( normalMatrix * normal );\n\t#include <begin_vertex>\n\t#include <morphtarget_vertex>\n\t#include <project_vertex>\n\t#include <logdepthbuf_vertex>\n\t#include <clipping_planes_vertex>\n}\n",points_frag:"uniform vec3 diffuse;\nuniform float opacity;\n#include <common>\n#include <packing>\n#include <color_pars_fragment>\n#include <map_particle_pars_fragment>\n#include <fog_pars_fragment>\n#include <shadowmap_pars_fragment>\n#include <logdepthbuf_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvoid main() {\n\t#include <clipping_planes_fragment>\n\tvec3 outgoingLight = vec3( 0.0 );\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include <logdepthbuf_fragment>\n\t#include <map_particle_fragment>\n\t#include <color_fragment>\n\t#include <alphatest_fragment>\n\toutgoingLight = diffuseColor.rgb;\n\tgl_FragColor = vec4( outgoingLight, diffuseColor.a );\n\t#include <premultiplied_alpha_fragment>\n\t#include <tonemapping_fragment>\n\t#include <encodings_fragment>\n\t#include <fog_fragment>\n}\n",points_vert:"uniform float size;\nuniform float scale;\n#include <common>\n#include <color_pars_vertex>\n#include <shadowmap_pars_vertex>\n#include <logdepthbuf_pars_vertex>\n#include <clipping_planes_pars_vertex>\nvoid main() {\n\t#include <color_vertex>\n\t#include <begin_vertex>\n\t#include <project_vertex>\n\t#ifdef USE_SIZEATTENUATION\n\t\tgl_PointSize = size * ( scale / - mvPosition.z );\n\t#else\n\t\tgl_PointSize = size;\n\t#endif\n\t#include <logdepthbuf_vertex>\n\t#include <clipping_planes_vertex>\n\t#include <worldpos_vertex>\n\t#include <shadowmap_vertex>\n}\n",shadow_frag:"uniform float opacity;\n#include <common>\n#include <packing>\n#include <bsdfs>\n#include <lights_pars>\n#include <shadowmap_pars_fragment>\n#include <shadowmask_pars_fragment>\nvoid main() {\n\tgl_FragColor = vec4( 0.0, 0.0, 0.0, opacity * ( 1.0  - getShadowMask() ) );\n}\n",shadow_vert:"#include 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A=e[E];if(m.set(A.matrixWorld.elements[12],A.matrixWorld.elements[13],A.matrixWorld.elements[14]),m.applyMatrix4(p.matrixWorldInverse),m.applyProjection(p.projectionMatrix),b.copy(m),M.x=d.x+b.x*g+g-8,M.y=d.y+b.y*y+y-8,!0===_.containsPoint(M)){l.activeTexture(h.TEXTURE0),l.bindTexture(h.TEXTURE_2D,null),l.activeTexture(h.TEXTURE1),l.bindTexture(h.TEXTURE_2D,u),h.copyTexImage2D(h.TEXTURE_2D,0,h.RGB,M.x,M.y,16,16,0),h.uniform1i(s.renderType,0),h.uniform2f(s.scale,w.x,w.y),h.uniform3f(s.screenPosition,b.x,b.y,b.z),l.disable(h.BLEND),l.enable(h.DEPTH_TEST),h.drawElements(h.TRIANGLES,6,h.UNSIGNED_SHORT,0),l.activeTexture(h.TEXTURE0),l.bindTexture(h.TEXTURE_2D,c),h.copyTexImage2D(h.TEXTURE_2D,0,h.RGBA,M.x,M.y,16,16,0),h.uniform1i(s.renderType,1),l.disable(h.DEPTH_TEST),l.activeTexture(h.TEXTURE1),l.bindTexture(h.TEXTURE_2D,u),h.drawElements(h.TRIANGLES,6,h.UNSIGNED_SHORT,0),A.positionScreen.copy(b),A.customUpdateCallback?A.customUpdateCallback(A):A.updateLensFlares(),h.uniform1i(s.renderType,2),l.enable(h.BLEND);for(var T=0,L=A.lensFlares.length;T<L;T++){var R=A.lensFlares[T];R.opacity>.001&&R.scale>.001&&(b.x=R.x,b.y=R.y,b.z=R.z,x=R.size*R.scale/d.w,w.x=x*v,w.y=x,h.uniform3f(s.screenPosition,b.x,b.y,b.z),h.uniform2f(s.scale,w.x,w.y),h.uniform1f(s.rotation,R.rotation),h.uniform1f(s.opacity,R.opacity),h.uniform3f(s.color,R.color.r,R.color.g,R.color.b),l.setBlending(R.blending,R.blendEquation,R.blendSrc,R.blendDst),t.setTexture2D(R.texture,1),h.drawElements(h.TRIANGLES,6,h.UNSIGNED_SHORT,0))}}}l.enable(h.CULL_FACE),l.enable(h.DEPTH_TEST),l.setDepthWrite(!0),t.resetGLState()}}}function pr(t,e){var r,n,i,o,a,s,u=t.context,c=t.state,h=new xe,l=new ye,f=new xe;function p(){var e=new Float32Array([-.5,-.5,0,0,.5,-.5,1,0,.5,.5,1,1,-.5,.5,0,1]),c=new Uint16Array([0,1,2,0,2,3]);r=u.createBuffer(),n=u.createBuffer(),u.bindBuffer(u.ARRAY_BUFFER,r),u.bufferData(u.ARRAY_BUFFER,e,u.STATIC_DRAW),u.bindBuffer(u.ELEMENT_ARRAY_BUFFER,n),u.bufferData(u.ELEMENT_ARRAY_BUFFER,c,u.STATIC_DRAW),i=function(){var e=u.createProgram(),r=u.createShader(u.VERTEX_SHADER),n=u.createShader(u.FRAGMENT_SHADER);return u.shaderSource(r,["precision "+t.getPrecision()+" float;","uniform mat4 modelViewMatrix;","uniform mat4 projectionMatrix;","uniform float rotation;","uniform vec2 scale;","uniform vec2 uvOffset;","uniform vec2 uvScale;","attribute vec2 position;","attribute vec2 uv;","varying vec2 vUV;","void main() {","vUV = uvOffset + uv * uvScale;","vec2 alignedPosition = position * scale;","vec2 rotatedPosition;","rotatedPosition.x = cos( rotation ) * alignedPosition.x - sin( rotation ) * alignedPosition.y;","rotatedPosition.y = sin( rotation ) * alignedPosition.x + cos( rotation ) * alignedPosition.y;","vec4 finalPosition;","finalPosition = modelViewMatrix * vec4( 0.0, 0.0, 0.0, 1.0 );","finalPosition.xy += rotatedPosition;","finalPosition = projectionMatrix * finalPosition;","gl_Position = finalPosition;","}"].join("\n")),u.shaderSource(n,["precision "+t.getPrecision()+" float;","uniform vec3 color;","uniform sampler2D map;","uniform float opacity;","uniform int fogType;","uniform vec3 fogColor;","uniform float fogDensity;","uniform float fogNear;","uniform float fogFar;","uniform float alphaTest;","varying vec2 vUV;","void main() {","vec4 texture = texture2D( map, vUV );","if ( texture.a < alphaTest ) discard;","gl_FragColor = vec4( color * texture.xyz, texture.a * opacity );","if ( fogType > 0 ) {","float depth = gl_FragCoord.z / gl_FragCoord.w;","float fogFactor = 0.0;","if ( fogType == 1 ) {","fogFactor = smoothstep( fogNear, fogFar, depth );","} else {","const float LOG2 = 1.442695;","fogFactor = exp2( - fogDensity * fogDensity * depth * depth * LOG2 );","fogFactor = 1.0 - clamp( fogFactor, 0.0, 1.0 );","}","gl_FragColor = mix( gl_FragColor, vec4( fogColor, gl_FragColor.w ), fogFactor );","}","}"].join("\n")),u.compileShader(r),u.compileShader(n),u.attachShader(e,r),u.attachShader(e,n),u.linkProgram(e),e}(),o={position:u.getAttribLocation(i,"position"),uv:u.getAttribLocation(i,"uv")},a={uvOffset:u.getUniformLocation(i,"uvOffset"),uvScale:u.getUniformLocation(i,"uvScale"),rotation:u.getUniformLocation(i,"rotation"),scale:u.getUniformLocation(i,"scale"),color:u.getUniformLocation(i,"color"),map:u.getUniformLocation(i,"map"),opacity:u.getUniformLocation(i,"opacity"),modelViewMatrix:u.getUniformLocation(i,"modelViewMatrix"),projectionMatrix:u.getUniformLocation(i,"projectionMatrix"),fogType:u.getUniformLocation(i,"fogType"),fogDensity:u.getUniformLocation(i,"fogDensity"),fogNear:u.getUniformLocation(i,"fogNear"),fogFar:u.getUniformLocation(i,"fogFar"),fogColor:u.getUniformLocation(i,"fogColor"),alphaTest:u.getUniformLocation(i,"alphaTest")};var h=document.createElementNS("http://www.w3.org/1999/xhtml","canvas");h.width=8,h.height=8;var l=h.getContext("2d");l.fillStyle="white",l.fillRect(0,0,8,8),(s=new fe(h)).needsUpdate=!0}function d(t,e){return t.renderOrder!==e.renderOrder?t.renderOrder-e.renderOrder:t.z!==e.z?e.z-t.z:e.id-t.id}this.render=function(m,v){if(0!==e.length){void 0===i&&p(),u.useProgram(i),c.initAttributes(),c.enableAttribute(o.position),c.enableAttribute(o.uv),c.disableUnusedAttributes(),c.disable(u.CULL_FACE),c.enable(u.BLEND),u.bindBuffer(u.ARRAY_BUFFER,r),u.vertexAttribPointer(o.position,2,u.FLOAT,!1,16,0),u.vertexAttribPointer(o.uv,2,u.FLOAT,!1,16,8),u.bindBuffer(u.ELEMENT_ARRAY_BUFFER,n),u.uniformMatrix4fv(a.projectionMatrix,!1,v.projectionMatrix.elements),c.activeTexture(u.TEXTURE0),u.uniform1i(a.map,0);var g=0,y=0,x=m.fog;x?(u.uniform3f(a.fogColor,x.color.r,x.color.g,x.color.b),x&&x.isFog?(u.uniform1f(a.fogNear,x.near),u.uniform1f(a.fogFar,x.far),u.uniform1i(a.fogType,1),g=1,y=1):x&&x.isFogExp2&&(u.uniform1f(a.fogDensity,x.density),u.uniform1i(a.fogType,2),g=2,y=2)):(u.uniform1i(a.fogType,0),g=0,y=0);for(var w=0,b=e.length;w<b;w++){var M=e[w];M.modelViewMatrix.multiplyMatrices(v.matrixWorldInverse,M.matrixWorld),M.z=-M.modelViewMatrix.elements[14]}e.sort(d);for(var _=[],w=0,b=e.length;w<b;w++){var M=e[w],E=M.material;if(!1!==E.visible){u.uniform1f(a.alphaTest,E.alphaTest),u.uniformMatrix4fv(a.modelViewMatrix,!1,M.modelViewMatrix.elements),M.matrixWorld.decompose(h,l,f),_[0]=f.x,_[1]=f.y;var S=0;m.fog&&E.fog&&(S=y),g!==S&&(u.uniform1i(a.fogType,S),g=S),null!==E.map?(u.uniform2f(a.uvOffset,E.map.offset.x,E.map.offset.y),u.uniform2f(a.uvScale,E.map.repeat.x,E.map.repeat.y)):(u.uniform2f(a.uvOffset,0,0),u.uniform2f(a.uvScale,1,1)),u.uniform1f(a.opacity,E.opacity),u.uniform3f(a.color,E.color.r,E.color.g,E.color.b),u.uniform1f(a.rotation,E.rotation),u.uniform2fv(a.scale,_),c.setBlending(E.blending,E.blendEquation,E.blendSrc,E.blendDst),c.setDepthTest(E.depthTest),c.setDepthWrite(E.depthWrite),E.map?t.setTexture2D(E.map,0):t.setTexture2D(s,0),u.drawElements(u.TRIANGLES,6,u.UNSIGNED_SHORT,0)}}c.enable(u.CULL_FACE),t.resetGLState()}}}function dr(){Object.defineProperty(this,"id",{value:vr()}),this.uuid=he.generateUUID(),this.name="",this.type="Material",this.fog=!0,this.lights=!0,this.blending=y,this.side=c,this.shading=p,this.vertexColors=d,this.opacity=1,this.transparent=!1,this.blendSrc=N,this.blendDst=F,this.blendEquation=E,this.blendSrcAlpha=null,this.blendDstAlpha=null,this.blendEquationAlpha=null,this.depthFunc=V,this.depthTest=!0,this.depthWrite=!0,this.clippingPlanes=null,this.clipIntersection=!1,this.clipShadows=!1,this.colorWrite=!0,this.precision=null,this.polygonOffset=!1,this.polygonOffsetFactor=0,this.polygonOffsetUnits=0,this.alphaTest=0,this.premultipliedAlpha=!1,this.overdraw=0,this.visible=!0,this._needsUpdate=!0}hr.physical={uniforms:or.merge([hr.standard.uniforms,{clearCoat:{value:0},clearCoatRoughness:{value:0}}]),vertexShader:ar.meshphysical_vert,fragmentShader:ar.meshphysical_frag},lr.prototype={constructor:lr,set:function(t,e){return this.min.copy(t),this.max.copy(e),this},setFromPoints:function(t){this.makeEmpty();for(var e=0,r=t.length;e<r;e++)this.expandByPoint(t[e]);return this},setFromCenterAndSize:function(){var t=new le;return function(e,r){var n=t.copy(r).multiplyScalar(.5);return this.min.copy(e).sub(n),this.max.copy(e).add(n),this}}(),clone:function(){return(new this.constructor).copy(this)},copy:function(t){return this.min.copy(t.min),this.max.copy(t.max),this},makeEmpty:function(){return this.min.x=this.min.y=1/0,this.max.x=this.max.y=-1/0,this},isEmpty:function(){return this.max.x<this.min.x||this.max.y<this.min.y},getCenter:function(t){var e=t||new le;return this.isEmpty()?e.set(0,0):e.addVectors(this.min,this.max).multiplyScalar(.5)},getSize:function(t){var e=t||new le;return this.isEmpty()?e.set(0,0):e.subVectors(this.max,this.min)},expandByPoint:function(t){return this.min.min(t),this.max.max(t),this},expandByVector:function(t){return this.min.sub(t),this.max.add(t),this},expandByScalar:function(t){return this.min.addScalar(-t),this.max.addScalar(t),this},containsPoint:function(t){return!(t.x<this.min.x||t.x>this.max.x||t.y<this.min.y||t.y>this.max.y)},containsBox:function(t){return this.min.x<=t.min.x&&t.max.x<=this.max.x&&this.min.y<=t.min.y&&t.max.y<=this.max.y},getParameter:function(t,e){var r=e||new le;return r.set((t.x-this.min.x)/(this.max.x-this.min.x),(t.y-this.min.y)/(this.max.y-this.min.y))},intersectsBox:function(t){return!(t.max.x<this.min.x||t.min.x>this.max.x||t.max.y<this.min.y||t.min.y>this.max.y)},clampPoint:function(t,e){var r=e||new le;return r.copy(t).clamp(this.min,this.max)},distanceToPoint:function(){var t=new le;return function(e){var r=t.copy(e).clamp(this.min,this.max);return r.sub(e).length()}}(),intersect:function(t){return this.min.max(t.min),this.max.min(t.max),this},union:function(t){return this.min.min(t.min),this.max.max(t.max),this},translate:function(t){return this.min.add(t),this.max.add(t),this},equals:function(t){return t.min.equals(this.min)&&t.max.equals(this.max)}},dr.prototype={constructor:dr,isMaterial:!0,get needsUpdate(){return this._needsUpdate},set needsUpdate(t){!0===t&&this.update(),this._needsUpdate=t},setValues:function(t){if(void 0!==t)for(var e in t){var r=t[e];if(void 0!==r){var n=this[e];void 0!==n?n&&n.isColor?n.set(r):n&&n.isVector3&&r&&r.isVector3?n.copy(r):this[e]="overdraw"===e?Number(r):r:console.warn("THREE."+this.type+": '"+e+"' is not a property of this material.")}else console.warn("THREE.Material: '"+e+"' parameter is undefined.")}},toJSON:function(t){var e=void 0===t;e&&(t={textures:{},images:{}});var r={metadata:{version:4.4,type:"Material",generator:"Material.toJSON"}};function n(t){var e=[];for(var r in t){var n=t[r];delete n.metadata,e.push(n)}return e}if(r.uuid=this.uuid,r.type=this.type,""!==this.name&&(r.name=this.name),this.color&&this.color.isColor&&(r.color=this.color.getHex()),void 0!==this.roughness&&(r.roughness=this.roughness),void 0!==this.metalness&&(r.metalness=this.metalness),this.emissive&&this.emissive.isColor&&(r.emissive=this.emissive.getHex()),this.specular&&this.specular.isColor&&(r.specular=this.specular.getHex()),void 0!==this.shininess&&(r.shininess=this.shininess),this.map&&this.map.isTexture&&(r.map=this.map.toJSON(t).uuid),this.alphaMap&&this.alphaMap.isTexture&&(r.alphaMap=this.alphaMap.toJSON(t).uuid),this.lightMap&&this.lightMap.isTexture&&(r.lightMap=this.lightMap.toJSON(t).uuid),this.bumpMap&&this.bumpMap.isTexture&&(r.bumpMap=this.bumpMap.toJSON(t).uuid,r.bumpScale=this.bumpScale),this.normalMap&&this.normalMap.isTexture&&(r.normalMap=this.normalMap.toJSON(t).uuid,r.normalScale=this.normalScale.toArray()),this.displacementMap&&this.displacementMap.isTexture&&(r.displacementMap=this.displacementMap.toJSON(t).uuid,r.displacementScale=this.displacementScale,r.displacementBias=this.displacementBias),this.roughnessMap&&this.roughnessMap.isTexture&&(r.roughnessMap=this.roughnessMap.toJSON(t).uuid),this.metalnessMap&&this.metalnessMap.isTexture&&(r.metalnessMap=this.metalnessMap.toJSON(t).uuid),this.emissiveMap&&this.emissiveMap.isTexture&&(r.emissiveMap=this.emissiveMap.toJSON(t).uuid),this.specularMap&&this.specularMap.isTexture&&(r.specularMap=this.specularMap.toJSON(t).uuid),this.envMap&&this.envMap.isTexture&&(r.envMap=this.envMap.toJSON(t).uuid,r.reflectivity=this.reflectivity),void 0!==this.size&&(r.size=this.size),void 0!==this.sizeAttenuation&&(r.sizeAttenuation=this.sizeAttenuation),this.blending!==y&&(r.blending=this.blending),this.shading!==p&&(r.shading=this.shading),this.side!==c&&(r.side=this.side),this.vertexColors!==d&&(r.vertexColors=this.vertexColors),this.opacity<1&&(r.opacity=this.opacity),!0===this.transparent&&(r.transparent=this.transparent),r.depthFunc=this.depthFunc,r.depthTest=this.depthTest,r.depthWrite=this.depthWrite,this.alphaTest>0&&(r.alphaTest=this.alphaTest),!0===this.premultipliedAlpha&&(r.premultipliedAlpha=this.premultipliedAlpha),!0===this.wireframe&&(r.wireframe=this.wireframe),this.wireframeLinewidth>1&&(r.wireframeLinewidth=this.wireframeLinewidth),"round"!==this.wireframeLinecap&&(r.wireframeLinecap=this.wireframeLinecap),"round"!==this.wireframeLinejoin&&(r.wireframeLinejoin=this.wireframeLinejoin),r.skinning=this.skinning,r.morphTargets=this.morphTargets,e){var i=n(t.textures),o=n(t.images);i.length>0&&(r.textures=i),o.length>0&&(r.images=o)}return r},clone:function(){return(new this.constructor).copy(this)},copy:function(t){this.name=t.name,this.fog=t.fog,this.lights=t.lights,this.blending=t.blending,this.side=t.side,this.shading=t.shading,this.vertexColors=t.vertexColors,this.opacity=t.opacity,this.transparent=t.transparent,this.blendSrc=t.blendSrc,this.blendDst=t.blendDst,this.blendEquation=t.blendEquation,this.blendSrcAlpha=t.blendSrcAlpha,this.blendDstAlpha=t.blendDstAlpha,this.blendEquationAlpha=t.blendEquationAlpha,this.depthFunc=t.depthFunc,this.depthTest=t.depthTest,this.depthWrite=t.depthWrite,this.colorWrite=t.colorWrite,this.precision=t.precision,this.polygonOffset=t.polygonOffset,this.polygonOffsetFactor=t.polygonOffsetFactor,this.polygonOffsetUnits=t.polygonOffsetUnits,this.alphaTest=t.alphaTest,this.premultipliedAlpha=t.premultipliedAlpha,this.overdraw=t.overdraw,this.visible=t.visible,this.clipShadows=t.clipShadows,this.clipIntersection=t.clipIntersection;var e=t.clippingPlanes,r=null;if(null!==e){var n=e.length;r=new Array(n);for(var i=0;i!==n;++i)r[i]=e[i].clone()}return this.clippingPlanes=r,this},update:function(){this.dispatchEvent({type:"update"})},dispose:function(){this.dispatchEvent({type:"dispose"})}},Object.assign(dr.prototype,e.prototype);var mr=0;function vr(){return mr++}function gr(t){dr.call(this),this.type="ShaderMaterial",this.defines={},this.uniforms={},this.vertexShader="void main() {\n\tgl_Position = projectionMatrix * modelViewMatrix * vec4( position, 1.0 );\n}",this.fragmentShader="void main() {\n\tgl_FragColor = vec4( 1.0, 0.0, 0.0, 1.0 );\n}",this.linewidth=1,this.wireframe=!1,this.wireframeLinewidth=1,this.fog=!1,this.lights=!1,this.clipping=!1,this.skinning=!1,this.morphTargets=!1,this.morphNormals=!1,this.extensions={derivatives:!1,fragDepth:!1,drawBuffers:!1,shaderTextureLOD:!1},this.defaultAttributeValues={color:[1,1,1],uv:[0,0],uv2:[0,0]},this.index0AttributeName=void 0,void 0!==t&&(void 0!==t.attributes&&console.error("THREE.ShaderMaterial: attributes should now be defined in THREE.BufferGeometry instead."),this.setValues(t))}function yr(t){dr.call(this),this.type="MeshDepthMaterial",this.depthPacking=ue,this.skinning=!1,this.morphTargets=!1,this.map=null,this.alphaMap=null,this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.wireframe=!1,this.wireframeLinewidth=1,this.fog=!1,this.lights=!1,this.setValues(t)}function xr(t,e){this.min=void 0!==t?t:new xe(1/0,1/0,1/0),this.max=void 0!==e?e:new xe(-1/0,-1/0,-1/0)}function wr(t,e){this.center=void 0!==t?t:new xe,this.radius=void 0!==e?e:0}function br(){this.elements=new Float32Array([1,0,0,0,1,0,0,0,1]),arguments.length>0&&console.error("THREE.Matrix3: the constructor no longer reads arguments. use .set() instead.")}function Mr(t,e){this.normal=void 0!==t?t:new xe(1,0,0),this.constant=void 0!==e?e:0}function _r(t,e,r,n,i,o){this.planes=[void 0!==t?t:new Mr,void 0!==e?e:new Mr,void 0!==r?r:new Mr,void 0!==n?n:new Mr,void 0!==i?i:new Mr,void 0!==o?o:new Mr]}function Er(t,e,r,n){var i=t.context,o=t.state,a=new _r,u=new we,f=e.shadows,p=new le,d=new le(n.maxTextureSize,n.maxTextureSize),m=new xe,v=new xe,g=[],y=1,x=2,w=1+(y|x),b=new Array(w),M=new Array(w),_={},E=[new xe(1,0,0),new xe(-1,0,0),new xe(0,0,1),new xe(0,0,-1),new xe(0,1,0),new xe(0,-1,0)],S=[new xe(0,1,0),new xe(0,1,0),new xe(0,1,0),new xe(0,1,0),new xe(0,0,1),new xe(0,0,-1)],A=[new me,new me,new me,new me,new me,new me],T=new yr;T.depthPacking=ce,T.clipping=!0;for(var L=hr.distanceRGBA,R=or.clone(L.uniforms),C=0;C!==w;++C){var P=0!=(C&y),I=0!=(C&x),N=T.clone();N.morphTargets=P,N.skinning=I,b[C]=N;var F=new gr({defines:{USE_SHADOWMAP:""},uniforms:R,vertexShader:L.vertexShader,fragmentShader:L.fragmentShader,morphTargets:P,skinning:I,clipping:!0});M[C]=F}var U=this;function O(e,r,n,i){var o=e.geometry,a=null,s=b,u=e.customDepthMaterial;if(n&&(s=M,u=e.customDistanceMaterial),u)a=u;else{var f=!1;r.morphTargets&&(o&&o.isBufferGeometry?f=o.morphAttributes&&o.morphAttributes.position&&o.morphAttributes.position.length>0:o&&o.isGeometry&&(f=o.morphTargets&&o.morphTargets.length>0));var p=e.isSkinnedMesh&&r.skinning,d=0;f&&(d|=y),p&&(d|=x),a=s[d]}if(t.localClippingEnabled&&!0===r.clipShadows&&0!==r.clippingPlanes.length){var m=a.uuid,v=r.uuid,g=_[m];void 0===g&&(g={},_[m]=g);var w=g[v];void 0===w&&(w=a.clone(),g[v]=w),a=w}a.visible=r.visible,a.wireframe=r.wireframe;var E=r.side;return U.renderSingleSided&&E==l&&(E=c),U.renderReverseSided&&(E===c?E=h:E===h&&(E=c)),a.side=E,a.clipShadows=r.clipShadows,a.clippingPlanes=r.clippingPlanes,a.wireframeLinewidth=r.wireframeLinewidth,a.linewidth=r.linewidth,n&&void 0!==a.uniforms.lightPos&&a.uniforms.lightPos.value.copy(i),a}function D(t,e,r){if(!1!==t.visible){var n=0!=(t.layers.mask&e.layers.mask);if(n&&(t.isMesh||t.isLine||t.isPoints)&&t.castShadow&&(!1===t.frustumCulled||!0===a.intersectsObject(t))){var i=t.material;!0===i.visible&&(t.modelViewMatrix.multiplyMatrices(r.matrixWorldInverse,t.matrixWorld),g.push(t))}for(var o=t.children,s=0,u=o.length;s<u;s++)D(o[s],e,r)}}this.enabled=!1,this.autoUpdate=!0,this.needsUpdate=!1,this.type=s,this.renderReverseSided=!0,this.renderSingleSided=!0,this.render=function(e,n){if(!1!==U.enabled&&(!1!==U.autoUpdate||!1!==U.needsUpdate)&&0!==f.length){var s,c;o.clearColor(1,1,1,1),o.disable(i.BLEND),o.setDepthTest(!0),o.setScissorTest(!1);for(var h=0,l=f.length;h<l;h++){var y=f[h],x=y.shadow;if(void 0!==x){var w=x.camera;if(p.copy(x.mapSize),p.min(d),y&&y.isPointLight){s=6,c=!0;var b=p.x,M=p.y;A[0].set(2*b,M,b,M),A[1].set(0,M,b,M),A[2].set(3*b,M,b,M),A[3].set(b,M,b,M),A[4].set(3*b,0,b,M),A[5].set(b,0,b,M),p.x*=4,p.y*=2}else s=1,c=!1;if(null===x.map){var _={minFilter:dt,magFilter:dt,format:Ut};x.map=new ve(p.x,p.y,_),w.updateProjectionMatrix()}x&&x.isSpotLightShadow&&x.update(y);var T=x.map,L=x.matrix;v.setFromMatrixPosition(y.matrixWorld),w.position.copy(v),t.setRenderTarget(T),t.clear();for(var R=0;R<s;R++){if(c){m.copy(w.position),m.add(E[R]),w.up.copy(S[R]),w.lookAt(m);var C=A[R];o.viewport(C)}else m.setFromMatrixPosition(y.target.matrixWorld),w.lookAt(m);w.updateMatrixWorld(),w.matrixWorldInverse.getInverse(w.matrixWorld),L.set(.5,0,0,.5,0,.5,0,.5,0,0,.5,.5,0,0,0,1),L.multiply(w.projectionMatrix),L.multiply(w.matrixWorldInverse),u.multiplyMatrices(w.projectionMatrix,w.matrixWorldInverse),a.setFromMatrix(u),g.length=0,D(e,n,w);for(var P=0,I=g.length;P<I;P++){var N=g[P],F=r.update(N),k=N.material;if(k&&k.isMultiMaterial)for(var B=F.groups,z=k.materials,j=0,G=B.length;j<G;j++){var V=B[j],H=z[V.materialIndex];if(!0===H.visible){var W=O(N,H,c,v);t.renderBufferDirect(w,null,F,W,N,V)}}else{var W=O(N,k,c,v);t.renderBufferDirect(w,null,F,W,N,null)}}}}else console.warn("THREE.WebGLShadowMap:",y,"has no shadow.")}var Y=t.getClearColor(),X=t.getClearAlpha();t.setClearColor(Y,X),U.needsUpdate=!1}}}function Sr(t,e){this.origin=void 0!==t?t:new xe,this.direction=void 0!==e?e:new xe}function Ar(t,e,r,n){this._x=t||0,this._y=e||0,this._z=r||0,this._order=n||Ar.DefaultOrder}function Tr(){this.mask=1}function Lr(){Object.defineProperty(this,"id",{value:Cr()}),this.uuid=he.generateUUID(),this.name="",this.type="Object3D",this.parent=null,this.children=[],this.up=Lr.DefaultUp.clone();var t=new xe,e=new Ar,r=new ye,n=new xe(1,1,1);e.onChange(function(){r.setFromEuler(e,!1)}),r.onChange(function(){e.setFromQuaternion(r,void 0,!1)}),Object.defineProperties(this,{position:{enumerable:!0,value:t},rotation:{enumerable:!0,value:e},quaternion:{enumerable:!0,value:r},scale:{enumerable:!0,value:n},modelViewMatrix:{value:new we},normalMatrix:{value:new br}}),this.matrix=new we,this.matrixWorld=new we,this.matrixAutoUpdate=Lr.DefaultMatrixAutoUpdate,this.matrixWorldNeedsUpdate=!1,this.layers=new Tr,this.visible=!0,this.castShadow=!1,this.receiveShadow=!1,this.frustumCulled=!0,this.renderOrder=0,this.userData={},this.onBeforeRender=function(){},this.onAfterRender=function(){}}gr.prototype=Object.create(dr.prototype),gr.prototype.constructor=gr,gr.prototype.isShaderMaterial=!0,gr.prototype.copy=function(t){return dr.prototype.copy.call(this,t),this.fragmentShader=t.fragmentShader,this.vertexShader=t.vertexShader,this.uniforms=or.clone(t.uniforms),this.defines=t.defines,this.wireframe=t.wireframe,this.wireframeLinewidth=t.wireframeLinewidth,this.lights=t.lights,this.clipping=t.clipping,this.skinning=t.skinning,this.morphTargets=t.morphTargets,this.morphNormals=t.morphNormals,this.extensions=t.extensions,this},gr.prototype.toJSON=function(t){var e=dr.prototype.toJSON.call(this,t);return e.uniforms=this.uniforms,e.vertexShader=this.vertexShader,e.fragmentShader=this.fragmentShader,e},yr.prototype=Object.create(dr.prototype),yr.prototype.constructor=yr,yr.prototype.isMeshDepthMaterial=!0,yr.prototype.copy=function(t){return dr.prototype.copy.call(this,t),this.depthPacking=t.depthPacking,this.skinning=t.skinning,this.morphTargets=t.morphTargets,this.map=t.map,this.alphaMap=t.alphaMap,this.displacementMap=t.displacementMap,this.displacementScale=t.displacementScale,this.displacementBias=t.displacementBias,this.wireframe=t.wireframe,this.wireframeLinewidth=t.wireframeLinewidth,this},xr.prototype={constructor:xr,isBox3:!0,set:function(t,e){return this.min.copy(t),this.max.copy(e),this},setFromArray:function(t){for(var e=1/0,r=1/0,n=1/0,i=-1/0,o=-1/0,a=-1/0,s=0,u=t.length;s<u;s+=3){var c=t[s],h=t[s+1],l=t[s+2];c<e&&(e=c),h<r&&(r=h),l<n&&(n=l),c>i&&(i=c),h>o&&(o=h),l>a&&(a=l)}this.min.set(e,r,n),this.max.set(i,o,a)},setFromPoints:function(t){this.makeEmpty();for(var e=0,r=t.length;e<r;e++)this.expandByPoint(t[e]);return this},setFromCenterAndSize:function(){var t=new xe;return function(e,r){var n=t.copy(r).multiplyScalar(.5);return this.min.copy(e).sub(n),this.max.copy(e).add(n),this}}(),setFromObject:function(){var t=new xe;return function(e){var r=this;return e.updateMatrixWorld(!0),this.makeEmpty(),e.traverse(function(e){var n=e.geometry;if(void 0!==n)if(n&&n.isGeometry)for(var i=n.vertices,o=0,a=i.length;o<a;o++)t.copy(i[o]),t.applyMatrix4(e.matrixWorld),r.expandByPoint(t);else if(n&&n.isBufferGeometry){var s=n.attributes.position;if(void 0!==s){var u,c,h;s&&s.isInterleavedBufferAttribute?(u=s.data.array,c=s.offset,h=s.data.stride):(u=s.array,c=0,h=3);for(var o=c,a=u.length;o<a;o+=h)t.fromArray(u,o),t.applyMatrix4(e.matrixWorld),r.expandByPoint(t)}}}),this}}(),clone:function(){return(new this.constructor).copy(this)},copy:function(t){return this.min.copy(t.min),this.max.copy(t.max),this},makeEmpty:function(){return this.min.x=this.min.y=this.min.z=1/0,this.max.x=this.max.y=this.max.z=-1/0,this},isEmpty:function(){return this.max.x<this.min.x||this.max.y<this.min.y||this.max.z<this.min.z},getCenter:function(t){var e=t||new xe;return this.isEmpty()?e.set(0,0,0):e.addVectors(this.min,this.max).multiplyScalar(.5)},getSize:function(t){var e=t||new xe;return this.isEmpty()?e.set(0,0,0):e.subVectors(this.max,this.min)},expandByPoint:function(t){return this.min.min(t),this.max.max(t),this},expandByVector:function(t){return this.min.sub(t),this.max.add(t),this},expandByScalar:function(t){return this.min.addScalar(-t),this.max.addScalar(t),this},containsPoint:function(t){return!(t.x<this.min.x||t.x>this.max.x||t.y<this.min.y||t.y>this.max.y||t.z<this.min.z||t.z>this.max.z)},containsBox:function(t){return this.min.x<=t.min.x&&t.max.x<=this.max.x&&this.min.y<=t.min.y&&t.max.y<=this.max.y&&this.min.z<=t.min.z&&t.max.z<=this.max.z},getParameter:function(t,e){var r=e||new xe;return r.set((t.x-this.min.x)/(this.max.x-this.min.x),(t.y-this.min.y)/(this.max.y-this.min.y),(t.z-this.min.z)/(this.max.z-this.min.z))},intersectsBox:function(t){return!(t.max.x<this.min.x||t.min.x>this.max.x||t.max.y<this.min.y||t.min.y>this.max.y||t.max.z<this.min.z||t.min.z>this.max.z)},intersectsSphere:function(){var t;return function(e){return void 0===t&&(t=new xe),this.clampPoint(e.center,t),t.distanceToSquared(e.center)<=e.radius*e.radius}}(),intersectsPlane:function(t){var e,r;return t.normal.x>0?(e=t.normal.x*this.min.x,r=t.normal.x*this.max.x):(e=t.normal.x*this.max.x,r=t.normal.x*this.min.x),t.normal.y>0?(e+=t.normal.y*this.min.y,r+=t.normal.y*this.max.y):(e+=t.normal.y*this.max.y,r+=t.normal.y*this.min.y),t.normal.z>0?(e+=t.normal.z*this.min.z,r+=t.normal.z*this.max.z):(e+=t.normal.z*this.max.z,r+=t.normal.z*this.min.z),e<=t.constant&&r>=t.constant},clampPoint:function(t,e){var r=e||new xe;return r.copy(t).clamp(this.min,this.max)},distanceToPoint:function(){var t=new xe;return function(e){var r=t.copy(e).clamp(this.min,this.max);return r.sub(e).length()}}(),getBoundingSphere:function(){var t=new xe;return function(e){var r=e||new wr;return this.getCenter(r.center),r.radius=.5*this.getSize(t).length(),r}}(),intersect:function(t){return this.min.max(t.min),this.max.min(t.max),this.isEmpty()&&this.makeEmpty(),this},union:function(t){return this.min.min(t.min),this.max.max(t.max),this},applyMatrix4:function(){var t=[new xe,new xe,new xe,new xe,new xe,new xe,new xe,new xe];return function(e){return this.isEmpty()?this:(t[0].set(this.min.x,this.min.y,this.min.z).applyMatrix4(e),t[1].set(this.min.x,this.min.y,this.max.z).applyMatrix4(e),t[2].set(this.min.x,this.max.y,this.min.z).applyMatrix4(e),t[3].set(this.min.x,this.max.y,this.max.z).applyMatrix4(e),t[4].set(this.max.x,this.min.y,this.min.z).applyMatrix4(e),t[5].set(this.max.x,this.min.y,this.max.z).applyMatrix4(e),t[6].set(this.max.x,this.max.y,this.min.z).applyMatrix4(e),t[7].set(this.max.x,this.max.y,this.max.z).applyMatrix4(e),this.setFromPoints(t),this)}}(),translate:function(t){return this.min.add(t),this.max.add(t),this},equals:function(t){return t.min.equals(this.min)&&t.max.equals(this.max)}},wr.prototype={constructor:wr,set:function(t,e){return this.center.copy(t),this.radius=e,this},setFromPoints:function(){var t=new xr;return function(e,r){var n=this.center;void 0!==r?n.copy(r):t.setFromPoints(e).getCenter(n);for(var i=0,o=0,a=e.length;o<a;o++)i=Math.max(i,n.distanceToSquared(e[o]));return this.radius=Math.sqrt(i),this}}(),clone:function(){return(new this.constructor).copy(this)},copy:function(t){return this.center.copy(t.center),this.radius=t.radius,this},empty:function(){return this.radius<=0},containsPoint:function(t){return t.distanceToSquared(this.center)<=this.radius*this.radius},distanceToPoint:function(t){return t.distanceTo(this.center)-this.radius},intersectsSphere:function(t){var e=this.radius+t.radius;return t.center.distanceToSquared(this.center)<=e*e},intersectsBox:function(t){return t.intersectsSphere(this)},intersectsPlane:function(t){return Math.abs(this.center.dot(t.normal)-t.constant)<=this.radius},clampPoint:function(t,e){var r=this.center.distanceToSquared(t),n=e||new xe;return n.copy(t),r>this.radius*this.radius&&(n.sub(this.center).normalize(),n.multiplyScalar(this.radius).add(this.center)),n},getBoundingBox:function(t){var e=t||new xr;return e.set(this.center,this.center),e.expandByScalar(this.radius),e},applyMatrix4:function(t){return this.center.applyMatrix4(t),this.radius=this.radius*t.getMaxScaleOnAxis(),this},translate:function(t){return this.center.add(t),this},equals:function(t){return t.center.equals(this.center)&&t.radius===this.radius}},br.prototype={constructor:br,isMatrix3:!0,set:function(t,e,r,n,i,o,a,s,u){var c=this.elements;return c[0]=t,c[1]=n,c[2]=a,c[3]=e,c[4]=i,c[5]=s,c[6]=r,c[7]=o,c[8]=u,this},identity:function(){return this.set(1,0,0,0,1,0,0,0,1),this},clone:function(){return(new this.constructor).fromArray(this.elements)},copy:function(t){var e=t.elements;return this.set(e[0],e[3],e[6],e[1],e[4],e[7],e[2],e[5],e[8]),this},setFromMatrix4:function(t){var e=t.elements;return this.set(e[0],e[4],e[8],e[1],e[5],e[9],e[2],e[6],e[10]),this},applyToVector3Array:function(){var t;return function(e,r,n){void 0===t&&(t=new xe),void 0===r&&(r=0),void 0===n&&(n=e.length);for(var i=0,o=r;i<n;i+=3,o+=3)t.fromArray(e,o),t.applyMatrix3(this),t.toArray(e,o);return e}}(),applyToBuffer:function(){var t;return function(e,r,n){void 0===t&&(t=new xe),void 0===r&&(r=0),void 0===n&&(n=e.length/e.itemSize);for(var i=0,o=r;i<n;i++,o++)t.x=e.getX(o),t.y=e.getY(o),t.z=e.getZ(o),t.applyMatrix3(this),e.setXYZ(o,t.x,t.y,t.z);return e}}(),multiplyScalar:function(t){var e=this.elements;return e[0]*=t,e[3]*=t,e[6]*=t,e[1]*=t,e[4]*=t,e[7]*=t,e[2]*=t,e[5]*=t,e[8]*=t,this},determinant:function(){var t=this.elements,e=t[0],r=t[1],n=t[2],i=t[3],o=t[4],a=t[5],s=t[6],u=t[7],c=t[8];return e*o*c-e*a*u-r*i*c+r*a*s+n*i*u-n*o*s},getInverse:function(t,e){t&&t.isMatrix4&&console.error("THREE.Matrix3.getInverse no longer takes a Matrix4 argument.");var r=t.elements,n=this.elements,i=r[0],o=r[1],a=r[2],s=r[3],u=r[4],c=r[5],h=r[6],l=r[7],f=r[8],p=f*u-c*l,d=c*h-f*s,m=l*s-u*h,v=i*p+o*d+a*m;if(0===v){var g="THREE.Matrix3.getInverse(): can't invert matrix, determinant is 0";if(!0===e)throw new Error(g);return console.warn(g),this.identity()}var y=1/v;return n[0]=p*y,n[1]=(a*l-f*o)*y,n[2]=(c*o-a*u)*y,n[3]=d*y,n[4]=(f*i-a*h)*y,n[5]=(a*s-c*i)*y,n[6]=m*y,n[7]=(o*h-l*i)*y,n[8]=(u*i-o*s)*y,this},transpose:function(){var t,e=this.elements;return t=e[1],e[1]=e[3],e[3]=t,t=e[2],e[2]=e[6],e[6]=t,t=e[5],e[5]=e[7],e[7]=t,this},flattenToArrayOffset:function(t,e){return console.warn("THREE.Matrix3: .flattenToArrayOffset is deprecated - just use .toArray instead."),this.toArray(t,e)},getNormalMatrix:function(t){return this.setFromMatrix4(t).getInverse(this).transpose()},transposeIntoArray:function(t){var e=this.elements;return t[0]=e[0],t[1]=e[3],t[2]=e[6],t[3]=e[1],t[4]=e[4],t[5]=e[7],t[6]=e[2],t[7]=e[5],t[8]=e[8],this},fromArray:function(t,e){void 0===e&&(e=0);for(var r=0;r<9;r++)this.elements[r]=t[r+e];return this},toArray:function(t,e){void 0===t&&(t=[]),void 0===e&&(e=0);var r=this.elements;return t[e]=r[0],t[e+1]=r[1],t[e+2]=r[2],t[e+3]=r[3],t[e+4]=r[4],t[e+5]=r[5],t[e+6]=r[6],t[e+7]=r[7],t[e+8]=r[8],t}},Mr.prototype={constructor:Mr,set:function(t,e){return this.normal.copy(t),this.constant=e,this},setComponents:function(t,e,r,n){return this.normal.set(t,e,r),this.constant=n,this},setFromNormalAndCoplanarPoint:function(t,e){return this.normal.copy(t),this.constant=-e.dot(this.normal),this},setFromCoplanarPoints:function(){var t=new xe,e=new xe;return function(r,n,i){var o=t.subVectors(i,n).cross(e.subVectors(r,n)).normalize();return this.setFromNormalAndCoplanarPoint(o,r),this}}(),clone:function(){return(new this.constructor).copy(this)},copy:function(t){return this.normal.copy(t.normal),this.constant=t.constant,this},normalize:function(){var t=1/this.normal.length();return this.normal.multiplyScalar(t),this.constant*=t,this},negate:function(){return this.constant*=-1,this.normal.negate(),this},distanceToPoint:function(t){return this.normal.dot(t)+this.constant},distanceToSphere:function(t){return this.distanceToPoint(t.center)-t.radius},projectPoint:function(t,e){return this.orthoPoint(t,e).sub(t).negate()},orthoPoint:function(t,e){var r=this.distanceToPoint(t),n=e||new xe;return n.copy(this.normal).multiplyScalar(r)},intersectLine:function(){var t=new xe;return function(e,r){var n=r||new xe,i=e.delta(t),o=this.normal.dot(i);if(0===o)return 0===this.distanceToPoint(e.start)?n.copy(e.start):void 0;var a=-(e.start.dot(this.normal)+this.constant)/o;return a<0||a>1?void 0:n.copy(i).multiplyScalar(a).add(e.start)}}(),intersectsLine:function(t){var e=this.distanceToPoint(t.start),r=this.distanceToPoint(t.end);return e<0&&r>0||r<0&&e>0},intersectsBox:function(t){return t.intersectsPlane(this)},intersectsSphere:function(t){return t.intersectsPlane(this)},coplanarPoint:function(t){var e=t||new xe;return e.copy(this.normal).multiplyScalar(-this.constant)},applyMatrix4:function(){var t=new xe,e=new br;return function(r,n){var i=this.coplanarPoint(t).applyMatrix4(r),o=n||e.getNormalMatrix(r),a=this.normal.applyMatrix3(o).normalize();return this.constant=-i.dot(a),this}}(),translate:function(t){return this.constant=this.constant-t.dot(this.normal),this},equals:function(t){return t.normal.equals(this.normal)&&t.constant===this.constant}},_r.prototype={constructor:_r,set:function(t,e,r,n,i,o){var a=this.planes;return a[0].copy(t),a[1].copy(e),a[2].copy(r),a[3].copy(n),a[4].copy(i),a[5].copy(o),this},clone:function(){return(new this.constructor).copy(this)},copy:function(t){for(var e=this.planes,r=0;r<6;r++)e[r].copy(t.planes[r]);return this},setFromMatrix:function(t){var e=this.planes,r=t.elements,n=r[0],i=r[1],o=r[2],a=r[3],s=r[4],u=r[5],c=r[6],h=r[7],l=r[8],f=r[9],p=r[10],d=r[11],m=r[12],v=r[13],g=r[14],y=r[15];return e[0].setComponents(a-n,h-s,d-l,y-m).normalize(),e[1].setComponents(a+n,h+s,d+l,y+m).normalize(),e[2].setComponents(a+i,h+u,d+f,y+v).normalize(),e[3].setComponents(a-i,h-u,d-f,y-v).normalize(),e[4].setComponents(a-o,h-c,d-p,y-g).normalize(),e[5].setComponents(a+o,h+c,d+p,y+g).normalize(),this},intersectsObject:function(){var t=new wr;return function(e){var r=e.geometry;return null===r.boundingSphere&&r.computeBoundingSphere(),t.copy(r.boundingSphere).applyMatrix4(e.matrixWorld),this.intersectsSphere(t)}}(),intersectsSprite:function(){var t=new wr;return function(e){return t.center.set(0,0,0),t.radius=.7071067811865476,t.applyMatrix4(e.matrixWorld),this.intersectsSphere(t)}}(),intersectsSphere:function(t){for(var e=this.planes,r=t.center,n=-t.radius,i=0;i<6;i++){var o=e[i].distanceToPoint(r);if(o<n)return!1}return!0},intersectsBox:function(){var t=new xe,e=new xe;return function(r){for(var n=this.planes,i=0;i<6;i++){var o=n[i];t.x=o.normal.x>0?r.min.x:r.max.x,e.x=o.normal.x>0?r.max.x:r.min.x,t.y=o.normal.y>0?r.min.y:r.max.y,e.y=o.normal.y>0?r.max.y:r.min.y,t.z=o.normal.z>0?r.min.z:r.max.z,e.z=o.normal.z>0?r.max.z:r.min.z;var a=o.distanceToPoint(t),s=o.distanceToPoint(e);if(a<0&&s<0)return!1}return!0}}(),containsPoint:function(t){for(var e=this.planes,r=0;r<6;r++)if(e[r].distanceToPoint(t)<0)return!1;return!0}},Sr.prototype={constructor:Sr,set:function(t,e){return this.origin.copy(t),this.direction.copy(e),this},clone:function(){return(new this.constructor).copy(this)},copy:function(t){return this.origin.copy(t.origin),this.direction.copy(t.direction),this},at:function(t,e){var r=e||new xe;return r.copy(this.direction).multiplyScalar(t).add(this.origin)},lookAt:function(t){return this.direction.copy(t).sub(this.origin).normalize(),this},recast:function(){var t=new xe;return function(e){return this.origin.copy(this.at(e,t)),this}}(),closestPointToPoint:function(t,e){var r=e||new xe;r.subVectors(t,this.origin);var n=r.dot(this.direction);return n<0?r.copy(this.origin):r.copy(this.direction).multiplyScalar(n).add(this.origin)},distanceToPoint:function(t){return Math.sqrt(this.distanceSqToPoint(t))},distanceSqToPoint:function(){var t=new xe;return function(e){var r=t.subVectors(e,this.origin).dot(this.direction);return r<0?this.origin.distanceToSquared(e):(t.copy(this.direction).multiplyScalar(r).add(this.origin),t.distanceToSquared(e))}}(),distanceSqToSegment:function(){var t=new xe,e=new xe,r=new xe;return function(n,i,o,a){t.copy(n).add(i).multiplyScalar(.5),e.copy(i).sub(n).normalize(),r.copy(this.origin).sub(t);var s,u,c,h,l=.5*n.distanceTo(i),f=-this.direction.dot(e),p=r.dot(this.direction),d=-r.dot(e),m=r.lengthSq(),v=Math.abs(1-f*f);if(v>0)if(u=f*p-d,h=l*v,(s=f*d-p)>=0)if(u>=-h)if(u<=h){var g=1/v;c=(s*=g)*(s+f*(u*=g)+2*p)+u*(f*s+u+2*d)+m}else u=l,s=Math.max(0,-(f*u+p)),c=-s*s+u*(u+2*d)+m;else u=-l,s=Math.max(0,-(f*u+p)),c=-s*s+u*(u+2*d)+m;else u<=-h?(s=Math.max(0,-(-f*l+p)),u=s>0?-l:Math.min(Math.max(-l,-d),l),c=-s*s+u*(u+2*d)+m):u<=h?(s=0,u=Math.min(Math.max(-l,-d),l),c=u*(u+2*d)+m):(s=Math.max(0,-(f*l+p)),u=s>0?l:Math.min(Math.max(-l,-d),l),c=-s*s+u*(u+2*d)+m);else u=f>0?-l:l,s=Math.max(0,-(f*u+p)),c=-s*s+u*(u+2*d)+m;return o&&o.copy(this.direction).multiplyScalar(s).add(this.origin),a&&a.copy(e).multiplyScalar(u).add(t),c}}(),intersectSphere:function(){var t=new xe;return function(e,r){t.subVectors(e.center,this.origin);var n=t.dot(this.direction),i=t.dot(t)-n*n,o=e.radius*e.radius;if(i>o)return null;var a=Math.sqrt(o-i),s=n-a,u=n+a;return s<0&&u<0?null:s<0?this.at(u,r):this.at(s,r)}}(),intersectsSphere:function(t){return this.distanceToPoint(t.center)<=t.radius},distanceToPlane:function(t){var e=t.normal.dot(this.direction);if(0===e)return 0===t.distanceToPoint(this.origin)?0:null;var r=-(this.origin.dot(t.normal)+t.constant)/e;return r>=0?r:null},intersectPlane:function(t,e){var r=this.distanceToPlane(t);return null===r?null:this.at(r,e)},intersectsPlane:function(t){var e=t.distanceToPoint(this.origin);if(0===e)return!0;var r=t.normal.dot(this.direction);return r*e<0},intersectBox:function(t,e){var r,n,i,o,a,s,u=1/this.direction.x,c=1/this.direction.y,h=1/this.direction.z,l=this.origin;return u>=0?(r=(t.min.x-l.x)*u,n=(t.max.x-l.x)*u):(r=(t.max.x-l.x)*u,n=(t.min.x-l.x)*u),c>=0?(i=(t.min.y-l.y)*c,o=(t.max.y-l.y)*c):(i=(t.max.y-l.y)*c,o=(t.min.y-l.y)*c),r>o||i>n?null:((i>r||r!=r)&&(r=i),(o<n||n!=n)&&(n=o),h>=0?(a=(t.min.z-l.z)*h,s=(t.max.z-l.z)*h):(a=(t.max.z-l.z)*h,s=(t.min.z-l.z)*h),r>s||a>n?null:((a>r||r!=r)&&(r=a),(s<n||n!=n)&&(n=s),n<0?null:this.at(r>=0?r:n,e)))},intersectsBox:function(){var t=new xe;return function(e){return null!==this.intersectBox(e,t)}}(),intersectTriangle:function(){var t=new xe,e=new xe,r=new xe,n=new xe;return function(i,o,a,s,u){e.subVectors(o,i),r.subVectors(a,i),n.crossVectors(e,r);var c,h=this.direction.dot(n);if(h>0){if(s)return null;c=1}else{if(!(h<0))return null;c=-1,h=-h}t.subVectors(this.origin,i);var l=c*this.direction.dot(r.crossVectors(t,r));if(l<0)return null;var f=c*this.direction.dot(e.cross(t));if(f<0)return null;if(l+f>h)return null;var p=-c*t.dot(n);return p<0?null:this.at(p/h,u)}}(),applyMatrix4:function(t){return this.direction.add(this.origin).applyMatrix4(t),this.origin.applyMatrix4(t),this.direction.sub(this.origin),this.direction.normalize(),this},equals:function(t){return t.origin.equals(this.origin)&&t.direction.equals(this.direction)}},Ar.RotationOrders=["XYZ","YZX","ZXY","XZY","YXZ","ZYX"],Ar.DefaultOrder="XYZ",Ar.prototype={constructor:Ar,isEuler:!0,get x(){return this._x},set x(t){this._x=t,this.onChangeCallback()},get y(){return this._y},set y(t){this._y=t,this.onChangeCallback()},get z(){return this._z},set z(t){this._z=t,this.onChangeCallback()},get order(){return this._order},set order(t){this._order=t,this.onChangeCallback()},set:function(t,e,r,n){return this._x=t,this._y=e,this._z=r,this._order=n||this._order,this.onChangeCallback(),this},clone:function(){return new this.constructor(this._x,this._y,this._z,this._order)},copy:function(t){return this._x=t._x,this._y=t._y,this._z=t._z,this._order=t._order,this.onChangeCallback(),this},setFromRotationMatrix:function(t,e,r){var n=he.clamp,i=t.elements,o=i[0],a=i[4],s=i[8],u=i[1],c=i[5],h=i[9],l=i[2],f=i[6],p=i[10];return"XYZ"===(e=e||this._order)?(this._y=Math.asin(n(s,-1,1)),Math.abs(s)<.99999?(this._x=Math.atan2(-h,p),this._z=Math.atan2(-a,o)):(this._x=Math.atan2(f,c),this._z=0)):"YXZ"===e?(this._x=Math.asin(-n(h,-1,1)),Math.abs(h)<.99999?(this._y=Math.atan2(s,p),this._z=Math.atan2(u,c)):(this._y=Math.atan2(-l,o),this._z=0)):"ZXY"===e?(this._x=Math.asin(n(f,-1,1)),Math.abs(f)<.99999?(this._y=Math.atan2(-l,p),this._z=Math.atan2(-a,c)):(this._y=0,this._z=Math.atan2(u,o))):"ZYX"===e?(this._y=Math.asin(-n(l,-1,1)),Math.abs(l)<.99999?(this._x=Math.atan2(f,p),this._z=Math.atan2(u,o)):(this._x=0,this._z=Math.atan2(-a,c))):"YZX"===e?(this._z=Math.asin(n(u,-1,1)),Math.abs(u)<.99999?(this._x=Math.atan2(-h,c),this._y=Math.atan2(-l,o)):(this._x=0,this._y=Math.atan2(s,p))):"XZY"===e?(this._z=Math.asin(-n(a,-1,1)),Math.abs(a)<.99999?(this._x=Math.atan2(f,c),this._y=Math.atan2(s,o)):(this._x=Math.atan2(-h,p),this._y=0)):console.warn("THREE.Euler: .setFromRotationMatrix() given unsupported order: "+e),this._order=e,!1!==r&&this.onChangeCallback(),this},setFromQuaternion:function(){var t;return function(e,r,n){return void 0===t&&(t=new we),t.makeRotationFromQuaternion(e),this.setFromRotationMatrix(t,r,n)}}(),setFromVector3:function(t,e){return this.set(t.x,t.y,t.z,e||this._order)},reorder:function(){var t=new ye;return function(e){return t.setFromEuler(this),this.setFromQuaternion(t,e)}}(),equals:function(t){return t._x===this._x&&t._y===this._y&&t._z===this._z&&t._order===this._order},fromArray:function(t){return this._x=t[0],this._y=t[1],this._z=t[2],void 0!==t[3]&&(this._order=t[3]),this.onChangeCallback(),this},toArray:function(t,e){return void 0===t&&(t=[]),void 0===e&&(e=0),t[e]=this._x,t[e+1]=this._y,t[e+2]=this._z,t[e+3]=this._order,t},toVector3:function(t){return t?t.set(this._x,this._y,this._z):new xe(this._x,this._y,this._z)},onChange:function(t){return this.onChangeCallback=t,this},onChangeCallback:function(){}},Tr.prototype={constructor:Tr,set:function(t){this.mask=1<<t},enable:function(t){this.mask|=1<<t},toggle:function(t){this.mask^=1<<t},disable:function(t){this.mask&=~(1<<t)},test:function(t){return 0!=(this.mask&t.mask)}},Lr.DefaultUp=new xe(0,1,0),Lr.DefaultMatrixAutoUpdate=!0,Object.assign(Lr.prototype,e.prototype,{isObject3D:!0,applyMatrix:function(t){this.matrix.multiplyMatrices(t,this.matrix),this.matrix.decompose(this.position,this.quaternion,this.scale)},setRotationFromAxisAngle:function(t,e){this.quaternion.setFromAxisAngle(t,e)},setRotationFromEuler:function(t){this.quaternion.setFromEuler(t,!0)},setRotationFromMatrix:function(t){this.quaternion.setFromRotationMatrix(t)},setRotationFromQuaternion:function(t){this.quaternion.copy(t)},rotateOnAxis:function(){var t=new ye;return function(e,r){return t.setFromAxisAngle(e,r),this.quaternion.multiply(t),this}}(),rotateX:function(){var t=new xe(1,0,0);return function(e){return this.rotateOnAxis(t,e)}}(),rotateY:function(){var t=new xe(0,1,0);return function(e){return this.rotateOnAxis(t,e)}}(),rotateZ:function(){var t=new xe(0,0,1);return function(e){return this.rotateOnAxis(t,e)}}(),translateOnAxis:function(){var t=new xe;return function(e,r){return t.copy(e).applyQuaternion(this.quaternion),this.position.add(t.multiplyScalar(r)),this}}(),translateX:function(){var t=new xe(1,0,0);return function(e){return this.translateOnAxis(t,e)}}(),translateY:function(){var t=new xe(0,1,0);return function(e){return this.translateOnAxis(t,e)}}(),translateZ:function(){var t=new xe(0,0,1);return function(e){return this.translateOnAxis(t,e)}}(),localToWorld:function(t){return t.applyMatrix4(this.matrixWorld)},worldToLocal:function(){var t=new we;return function(e){return e.applyMatrix4(t.getInverse(this.matrixWorld))}}(),lookAt:function(){var t=new we;return function(e){t.lookAt(e,this.position,this.up),this.quaternion.setFromRotationMatrix(t)}}(),add:function(t){if(arguments.length>1){for(var e=0;e<arguments.length;e++)this.add(arguments[e]);return this}return t===this?(console.error("THREE.Object3D.add: object can't be added as a child of itself.",t),this):(t&&t.isObject3D?(null!==t.parent&&t.parent.remove(t),t.parent=this,t.dispatchEvent({type:"added"}),this.children.push(t)):console.error("THREE.Object3D.add: object not an instance of THREE.Object3D.",t),this)},remove:function(t){if(arguments.length>1)for(var e=0;e<arguments.length;e++)this.remove(arguments[e]);var r=this.children.indexOf(t);-1!==r&&(t.parent=null,t.dispatchEvent({type:"removed"}),this.children.splice(r,1))},getObjectById:function(t){return this.getObjectByProperty("id",t)},getObjectByName:function(t){return this.getObjectByProperty("name",t)},getObjectByProperty:function(t,e){if(this[t]===e)return this;for(var r=0,n=this.children.length;r<n;r++){var i=this.children[r],o=i.getObjectByProperty(t,e);if(void 0!==o)return o}},getWorldPosition:function(t){var e=t||new xe;return this.updateMatrixWorld(!0),e.setFromMatrixPosition(this.matrixWorld)},getWorldQuaternion:function(){var t=new xe,e=new xe;return function(r){var n=r||new ye;return this.updateMatrixWorld(!0),this.matrixWorld.decompose(t,n,e),n}}(),getWorldRotation:function(){var t=new ye;return function(e){var r=e||new Ar;return this.getWorldQuaternion(t),r.setFromQuaternion(t,this.rotation.order,!1)}}(),getWorldScale:function(){var t=new xe,e=new ye;return function(r){var n=r||new xe;return this.updateMatrixWorld(!0),this.matrixWorld.decompose(t,e,n),n}}(),getWorldDirection:function(){var t=new ye;return function(e){var r=e||new xe;return this.getWorldQuaternion(t),r.set(0,0,1).applyQuaternion(t)}}(),raycast:function(){},traverse:function(t){t(this);for(var e=this.children,r=0,n=e.length;r<n;r++)e[r].traverse(t)},traverseVisible:function(t){if(!1!==this.visible){t(this);for(var e=this.children,r=0,n=e.length;r<n;r++)e[r].traverseVisible(t)}},traverseAncestors:function(t){var e=this.parent;null!==e&&(t(e),e.traverseAncestors(t))},updateMatrix:function(){this.matrix.compose(this.position,this.quaternion,this.scale),this.matrixWorldNeedsUpdate=!0},updateMatrixWorld:function(t){!0===this.matrixAutoUpdate&&this.updateMatrix(),!0!==this.matrixWorldNeedsUpdate&&!0!==t||(null===this.parent?this.matrixWorld.copy(this.matrix):this.matrixWorld.multiplyMatrices(this.parent.matrixWorld,this.matrix),this.matrixWorldNeedsUpdate=!1,t=!0);for(var e=this.children,r=0,n=e.length;r<n;r++)e[r].updateMatrixWorld(t)},toJSON:function(t){var e=void 0===t||""===t,r={};e&&(t={geometries:{},materials:{},textures:{},images:{}},r.metadata={version:4.4,type:"Object",generator:"Object3D.toJSON"});var n={};if(n.uuid=this.uuid,n.type=this.type,""!==this.name&&(n.name=this.name),"{}"!==JSON.stringify(this.userData)&&(n.userData=this.userData),!0===this.castShadow&&(n.castShadow=!0),!0===this.receiveShadow&&(n.receiveShadow=!0),!1===this.visible&&(n.visible=!1),n.matrix=this.matrix.toArray(),void 0!==this.geometry&&(void 0===t.geometries[this.geometry.uuid]&&(t.geometries[this.geometry.uuid]=this.geometry.toJSON(t)),n.geometry=this.geometry.uuid),void 0!==this.material&&(void 0===t.materials[this.material.uuid]&&(t.materials[this.material.uuid]=this.material.toJSON(t)),n.material=this.material.uuid),this.children.length>0){n.children=[];for(var i=0;i<this.children.length;i++)n.children.push(this.children[i].toJSON(t).object)}if(e){var o=c(t.geometries),a=c(t.materials),s=c(t.textures),u=c(t.images);o.length>0&&(r.geometries=o),a.length>0&&(r.materials=a),s.length>0&&(r.textures=s),u.length>0&&(r.images=u)}return r.object=n,r;function c(t){var e=[];for(var r in t){var n=t[r];delete n.metadata,e.push(n)}return e}},clone:function(t){return(new this.constructor).copy(this,t)},copy:function(t,e){if(void 0===e&&(e=!0),this.name=t.name,this.up.copy(t.up),this.position.copy(t.position),this.quaternion.copy(t.quaternion),this.scale.copy(t.scale),this.matrix.copy(t.matrix),this.matrixWorld.copy(t.matrixWorld),this.matrixAutoUpdate=t.matrixAutoUpdate,this.matrixWorldNeedsUpdate=t.matrixWorldNeedsUpdate,this.visible=t.visible,this.castShadow=t.castShadow,this.receiveShadow=t.receiveShadow,this.frustumCulled=t.frustumCulled,this.renderOrder=t.renderOrder,this.userData=JSON.parse(JSON.stringify(t.userData)),!0===e)for(var r=0;r<t.children.length;r++){var n=t.children[r];this.add(n.clone())}return this}});var Rr=0;function Cr(){return Rr++}function Pr(t,e){this.start=void 0!==t?t:new xe,this.end=void 0!==e?e:new xe}function Ir(t,e,r){this.a=void 0!==t?t:new xe,this.b=void 0!==e?e:new xe,this.c=void 0!==r?r:new xe}function Nr(t,e,r,n,i,o){this.a=t,this.b=e,this.c=r,this.normal=n&&n.isVector3?n:new xe,this.vertexNormals=Array.isArray(n)?n:[],this.color=i&&i.isColor?i:new sr,this.vertexColors=Array.isArray(i)?i:[],this.materialIndex=void 0!==o?o:0}function Fr(t){dr.call(this),this.type="MeshBasicMaterial",this.color=new sr(16777215),this.map=null,this.aoMap=null,this.aoMapIntensity=1,this.specularMap=null,this.alphaMap=null,this.envMap=null,this.combine=q,this.reflectivity=1,this.refractionRatio=.98,this.wireframe=!1,this.wireframeLinewidth=1,this.wireframeLinecap="round",this.wireframeLinejoin="round",this.skinning=!1,this.morphTargets=!1,this.lights=!1,this.setValues(t)}function Ur(t,e,r){if(Array.isArray(t))throw new TypeError("THREE.BufferAttribute: array should be a Typed Array.");this.uuid=he.generateUUID(),this.array=t,this.itemSize=e,this.count=void 0!==t?t.length/e:0,this.normalized=!0===r,this.dynamic=!1,this.updateRange={offset:0,count:-1},this.version=0}function Or(t,e){return new Ur(new Uint16Array(t),e)}function Dr(t,e){return new Ur(new Uint32Array(t),e)}function kr(t,e){return new Ur(new Float32Array(t),e)}function Br(){Object.defineProperty(this,"id",{value:jr()}),this.uuid=he.generateUUID(),this.name="",this.type="Geometry",this.vertices=[],this.colors=[],this.faces=[],this.faceVertexUvs=[[]],this.morphTargets=[],this.morphNormals=[],this.skinWeights=[],this.skinIndices=[],this.lineDistances=[],this.boundingBox=null,this.boundingSphere=null,this.elementsNeedUpdate=!1,this.verticesNeedUpdate=!1,this.uvsNeedUpdate=!1,this.normalsNeedUpdate=!1,this.colorsNeedUpdate=!1,this.lineDistancesNeedUpdate=!1,this.groupsNeedUpdate=!1}Pr.prototype={constructor:Pr,set:function(t,e){return this.start.copy(t),this.end.copy(e),this},clone:function(){return(new this.constructor).copy(this)},copy:function(t){return this.start.copy(t.start),this.end.copy(t.end),this},getCenter:function(t){var e=t||new xe;return e.addVectors(this.start,this.end).multiplyScalar(.5)},delta:function(t){var e=t||new xe;return e.subVectors(this.end,this.start)},distanceSq:function(){return this.start.distanceToSquared(this.end)},distance:function(){return this.start.distanceTo(this.end)},at:function(t,e){var r=e||new xe;return this.delta(r).multiplyScalar(t).add(this.start)},closestPointToPointParameter:function(){var t=new xe,e=new xe;return function(r,n){t.subVectors(r,this.start),e.subVectors(this.end,this.start);var i=e.dot(e),o=e.dot(t),a=o/i;return n&&(a=he.clamp(a,0,1)),a}}(),closestPointToPoint:function(t,e,r){var n=this.closestPointToPointParameter(t,e),i=r||new xe;return this.delta(i).multiplyScalar(n).add(this.start)},applyMatrix4:function(t){return this.start.applyMatrix4(t),this.end.applyMatrix4(t),this},equals:function(t){return t.start.equals(this.start)&&t.end.equals(this.end)}},Ir.normal=function(){var t=new xe;return function(e,r,n,i){var o=i||new xe;o.subVectors(n,r),t.subVectors(e,r),o.cross(t);var a=o.lengthSq();return a>0?o.multiplyScalar(1/Math.sqrt(a)):o.set(0,0,0)}}(),Ir.barycoordFromPoint=function(){var t=new xe,e=new xe,r=new xe;return function(n,i,o,a,s){t.subVectors(a,i),e.subVectors(o,i),r.subVectors(n,i);var u=t.dot(t),c=t.dot(e),h=t.dot(r),l=e.dot(e),f=e.dot(r),p=u*l-c*c,d=s||new xe;if(0===p)return d.set(-2,-1,-1);var m=1/p,v=(l*h-c*f)*m,g=(u*f-c*h)*m;return d.set(1-v-g,g,v)}}(),Ir.containsPoint=function(){var t=new xe;return function(e,r,n,i){var o=Ir.barycoordFromPoint(e,r,n,i,t);return o.x>=0&&o.y>=0&&o.x+o.y<=1}}(),Ir.prototype={constructor:Ir,set:function(t,e,r){return this.a.copy(t),this.b.copy(e),this.c.copy(r),this},setFromPointsAndIndices:function(t,e,r,n){return this.a.copy(t[e]),this.b.copy(t[r]),this.c.copy(t[n]),this},clone:function(){return(new this.constructor).copy(this)},copy:function(t){return this.a.copy(t.a),this.b.copy(t.b),this.c.copy(t.c),this},area:function(){var t=new xe,e=new xe;return function(){return t.subVectors(this.c,this.b),e.subVectors(this.a,this.b),.5*t.cross(e).length()}}(),midpoint:function(t){var e=t||new xe;return e.addVectors(this.a,this.b).add(this.c).multiplyScalar(1/3)},normal:function(t){return Ir.normal(this.a,this.b,this.c,t)},plane:function(t){var e=t||new Mr;return e.setFromCoplanarPoints(this.a,this.b,this.c)},barycoordFromPoint:function(t,e){return Ir.barycoordFromPoint(t,this.a,this.b,this.c,e)},containsPoint:function(t){return Ir.containsPoint(t,this.a,this.b,this.c)},closestPointToPoint:function(){var t,e,r,n;return function(i,o){void 0===t&&(t=new Mr,e=[new Pr,new Pr,new Pr],r=new xe,n=new xe);var a=o||new xe,s=1/0;if(t.setFromCoplanarPoints(this.a,this.b,this.c),t.projectPoint(i,r),!0===this.containsPoint(r))a.copy(r);else{e[0].set(this.a,this.b),e[1].set(this.b,this.c),e[2].set(this.c,this.a);for(var u=0;u<e.length;u++){e[u].closestPointToPoint(r,!0,n);var c=r.distanceToSquared(n);c<s&&(s=c,a.copy(n))}}return a}}(),equals:function(t){return t.a.equals(this.a)&&t.b.equals(this.b)&&t.c.equals(this.c)}},Nr.prototype={constructor:Nr,clone:function(){return(new this.constructor).copy(this)},copy:function(t){this.a=t.a,this.b=t.b,this.c=t.c,this.normal.copy(t.normal),this.color.copy(t.color),this.materialIndex=t.materialIndex;for(var e=0,r=t.vertexNormals.length;e<r;e++)this.vertexNormals[e]=t.vertexNormals[e].clone();for(var e=0,r=t.vertexColors.length;e<r;e++)this.vertexColors[e]=t.vertexColors[e].clone();return this}},Fr.prototype=Object.create(dr.prototype),Fr.prototype.constructor=Fr,Fr.prototype.isMeshBasicMaterial=!0,Fr.prototype.copy=function(t){return dr.prototype.copy.call(this,t),this.color.copy(t.color),this.map=t.map,this.aoMap=t.aoMap,this.aoMapIntensity=t.aoMapIntensity,this.specularMap=t.specularMap,this.alphaMap=t.alphaMap,this.envMap=t.envMap,this.combine=t.combine,this.reflectivity=t.reflectivity,this.refractionRatio=t.refractionRatio,this.wireframe=t.wireframe,this.wireframeLinewidth=t.wireframeLinewidth,this.wireframeLinecap=t.wireframeLinecap,this.wireframeLinejoin=t.wireframeLinejoin,this.skinning=t.skinning,this.morphTargets=t.morphTargets,this},Ur.prototype={constructor:Ur,isBufferAttribute:!0,set needsUpdate(t){!0===t&&this.version++},setArray:function(t){if(Array.isArray(t))throw new TypeError("THREE.BufferAttribute: array should be a Typed Array.");this.count=void 0!==t?t.length/this.itemSize:0,this.array=t},setDynamic:function(t){return this.dynamic=t,this},copy:function(t){return this.array=new t.array.constructor(t.array),this.itemSize=t.itemSize,this.count=t.count,this.normalized=t.normalized,this.dynamic=t.dynamic,this},copyAt:function(t,e,r){t*=this.itemSize,r*=e.itemSize;for(var n=0,i=this.itemSize;n<i;n++)this.array[t+n]=e.array[r+n];return this},copyArray:function(t){return this.array.set(t),this},copyColorsArray:function(t){for(var e=this.array,r=0,n=0,i=t.length;n<i;n++){var o=t[n];void 0===o&&(console.warn("THREE.BufferAttribute.copyColorsArray(): color is undefined",n),o=new sr),e[r++]=o.r,e[r++]=o.g,e[r++]=o.b}return this},copyIndicesArray:function(t){for(var e=this.array,r=0,n=0,i=t.length;n<i;n++){var o=t[n];e[r++]=o.a,e[r++]=o.b,e[r++]=o.c}return this},copyVector2sArray:function(t){for(var e=this.array,r=0,n=0,i=t.length;n<i;n++){var o=t[n];void 0===o&&(console.warn("THREE.BufferAttribute.copyVector2sArray(): vector is undefined",n),o=new le),e[r++]=o.x,e[r++]=o.y}return this},copyVector3sArray:function(t){for(var e=this.array,r=0,n=0,i=t.length;n<i;n++){var o=t[n];void 0===o&&(console.warn("THREE.BufferAttribute.copyVector3sArray(): vector is undefined",n),o=new xe),e[r++]=o.x,e[r++]=o.y,e[r++]=o.z}return this},copyVector4sArray:function(t){for(var e=this.array,r=0,n=0,i=t.length;n<i;n++){var o=t[n];void 0===o&&(console.warn("THREE.BufferAttribute.copyVector4sArray(): vector is undefined",n),o=new me),e[r++]=o.x,e[r++]=o.y,e[r++]=o.z,e[r++]=o.w}return this},set:function(t,e){return void 0===e&&(e=0),this.array.set(t,e),this},getX:function(t){return this.array[t*this.itemSize]},setX:function(t,e){return this.array[t*this.itemSize]=e,this},getY:function(t){return this.array[t*this.itemSize+1]},setY:function(t,e){return this.array[t*this.itemSize+1]=e,this},getZ:function(t){return this.array[t*this.itemSize+2]},setZ:function(t,e){return this.array[t*this.itemSize+2]=e,this},getW:function(t){return this.array[t*this.itemSize+3]},setW:function(t,e){return this.array[t*this.itemSize+3]=e,this},setXY:function(t,e,r){return t*=this.itemSize,this.array[t+0]=e,this.array[t+1]=r,this},setXYZ:function(t,e,r,n){return t*=this.itemSize,this.array[t+0]=e,this.array[t+1]=r,this.array[t+2]=n,this},setXYZW:function(t,e,r,n,i){return t*=this.itemSize,this.array[t+0]=e,this.array[t+1]=r,this.array[t+2]=n,this.array[t+3]=i,this},clone:function(){return(new this.constructor).copy(this)}},Object.assign(Br.prototype,e.prototype,{isGeometry:!0,applyMatrix:function(t){for(var e=(new br).getNormalMatrix(t),r=0,n=this.vertices.length;r<n;r++){var i=this.vertices[r];i.applyMatrix4(t)}for(var r=0,n=this.faces.length;r<n;r++){var o=this.faces[r];o.normal.applyMatrix3(e).normalize();for(var a=0,s=o.vertexNormals.length;a<s;a++)o.vertexNormals[a].applyMatrix3(e).normalize()}return null!==this.boundingBox&&this.computeBoundingBox(),null!==this.boundingSphere&&this.computeBoundingSphere(),this.verticesNeedUpdate=!0,this.normalsNeedUpdate=!0,this},rotateX:function(){var t;return function(e){return void 0===t&&(t=new we),t.makeRotationX(e),this.applyMatrix(t),this}}(),rotateY:function(){var t;return function(e){return void 0===t&&(t=new we),t.makeRotationY(e),this.applyMatrix(t),this}}(),rotateZ:function(){var t;return function(e){return void 0===t&&(t=new we),t.makeRotationZ(e),this.applyMatrix(t),this}}(),translate:function(){var t;return function(e,r,n){return void 0===t&&(t=new we),t.makeTranslation(e,r,n),this.applyMatrix(t),this}}(),scale:function(){var t;return function(e,r,n){return void 0===t&&(t=new we),t.makeScale(e,r,n),this.applyMatrix(t),this}}(),lookAt:function(){var t;return function(e){void 0===t&&(t=new Lr),t.lookAt(e),t.updateMatrix(),this.applyMatrix(t.matrix)}}(),fromBufferGeometry:function(t){var e=this,r=null!==t.index?t.index.array:void 0,n=t.attributes,i=n.position.array,o=void 0!==n.normal?n.normal.array:void 0,a=void 0!==n.color?n.color.array:void 0,s=void 0!==n.uv?n.uv.array:void 0,u=void 0!==n.uv2?n.uv2.array:void 0;void 0!==u&&(this.faceVertexUvs[1]=[]);for(var c=[],h=[],l=[],f=0,p=0;f<i.length;f+=3,p+=2)e.vertices.push(new xe(i[f],i[f+1],i[f+2])),void 0!==o&&c.push(new xe(o[f],o[f+1],o[f+2])),void 0!==a&&e.colors.push(new sr(a[f],a[f+1],a[f+2])),void 0!==s&&h.push(new le(s[p],s[p+1])),void 0!==u&&l.push(new le(u[p],u[p+1]));function d(t,r,n,i){var f=void 0!==o?[c[t].clone(),c[r].clone(),c[n].clone()]:[],p=void 0!==a?[e.colors[t].clone(),e.colors[r].clone(),e.colors[n].clone()]:[],d=new Nr(t,r,n,f,p,i);e.faces.push(d),void 0!==s&&e.faceVertexUvs[0].push([h[t].clone(),h[r].clone(),h[n].clone()]),void 0!==u&&e.faceVertexUvs[1].push([l[t].clone(),l[r].clone(),l[n].clone()])}if(void 0!==r){var m=t.groups;if(m.length>0)for(var f=0;f<m.length;f++)for(var v=m[f],g=v.start,y=v.count,p=g,x=g+y;p<x;p+=3)d(r[p],r[p+1],r[p+2],v.materialIndex);else for(var f=0;f<r.length;f+=3)d(r[f],r[f+1],r[f+2])}else for(var f=0;f<i.length/3;f+=3)d(f,f+1,f+2);return this.computeFaceNormals(),null!==t.boundingBox&&(this.boundingBox=t.boundingBox.clone()),null!==t.boundingSphere&&(this.boundingSphere=t.boundingSphere.clone()),this},center:function(){this.computeBoundingBox();var t=this.boundingBox.getCenter().negate();return this.translate(t.x,t.y,t.z),t},normalize:function(){this.computeBoundingSphere();var t=this.boundingSphere.center,e=this.boundingSphere.radius,r=0===e?1:1/e,n=new we;return n.set(r,0,0,-r*t.x,0,r,0,-r*t.y,0,0,r,-r*t.z,0,0,0,1),this.applyMatrix(n),this},computeFaceNormals:function(){for(var t=new xe,e=new xe,r=0,n=this.faces.length;r<n;r++){var i=this.faces[r],o=this.vertices[i.a],a=this.vertices[i.b],s=this.vertices[i.c];t.subVectors(s,a),e.subVectors(o,a),t.cross(e),t.normalize(),i.normal.copy(t)}},computeVertexNormals:function(t){var e,r,n,i,o,a;for(void 0===t&&(t=!0),a=new Array(this.vertices.length),e=0,r=this.vertices.length;e<r;e++)a[e]=new xe;if(t){var s,u,c,h=new xe,l=new xe;for(n=0,i=this.faces.length;n<i;n++)o=this.faces[n],s=this.vertices[o.a],u=this.vertices[o.b],c=this.vertices[o.c],h.subVectors(c,u),l.subVectors(s,u),h.cross(l),a[o.a].add(h),a[o.b].add(h),a[o.c].add(h)}else for(this.computeFaceNormals(),n=0,i=this.faces.length;n<i;n++)o=this.faces[n],a[o.a].add(o.normal),a[o.b].add(o.normal),a[o.c].add(o.normal);for(e=0,r=this.vertices.length;e<r;e++)a[e].normalize();for(n=0,i=this.faces.length;n<i;n++){var f=(o=this.faces[n]).vertexNormals;3===f.length?(f[0].copy(a[o.a]),f[1].copy(a[o.b]),f[2].copy(a[o.c])):(f[0]=a[o.a].clone(),f[1]=a[o.b].clone(),f[2]=a[o.c].clone())}this.faces.length>0&&(this.normalsNeedUpdate=!0)},computeFlatVertexNormals:function(){var t,e,r;for(this.computeFaceNormals(),t=0,e=this.faces.length;t<e;t++){var n=(r=this.faces[t]).vertexNormals;3===n.length?(n[0].copy(r.normal),n[1].copy(r.normal),n[2].copy(r.normal)):(n[0]=r.normal.clone(),n[1]=r.normal.clone(),n[2]=r.normal.clone())}this.faces.length>0&&(this.normalsNeedUpdate=!0)},computeMorphNormals:function(){var t,e,r,n,i;for(r=0,n=this.faces.length;r<n;r++)for((i=this.faces[r]).__originalFaceNormal?i.__originalFaceNormal.copy(i.normal):i.__originalFaceNormal=i.normal.clone(),i.__originalVertexNormals||(i.__originalVertexNormals=[]),t=0,e=i.vertexNormals.length;t<e;t++)i.__originalVertexNormals[t]?i.__originalVertexNormals[t].copy(i.vertexNormals[t]):i.__originalVertexNormals[t]=i.vertexNormals[t].clone();var o=new Br;for(o.faces=this.faces,t=0,e=this.morphTargets.length;t<e;t++){if(!this.morphNormals[t]){this.morphNormals[t]={},this.morphNormals[t].faceNormals=[],this.morphNormals[t].vertexNormals=[];var a=this.morphNormals[t].faceNormals,s=this.morphNormals[t].vertexNormals;for(r=0,n=this.faces.length;r<n;r++)u=new xe,c={a:new xe,b:new xe,c:new xe},a.push(u),s.push(c)}var u,c,h=this.morphNormals[t];for(o.vertices=this.morphTargets[t].vertices,o.computeFaceNormals(),o.computeVertexNormals(),r=0,n=this.faces.length;r<n;r++)i=this.faces[r],u=h.faceNormals[r],c=h.vertexNormals[r],u.copy(i.normal),c.a.copy(i.vertexNormals[0]),c.b.copy(i.vertexNormals[1]),c.c.copy(i.vertexNormals[2])}for(r=0,n=this.faces.length;r<n;r++)(i=this.faces[r]).normal=i.__originalFaceNormal,i.vertexNormals=i.__originalVertexNormals},computeTangents:function(){console.warn("THREE.Geometry: .computeTangents() has been removed.")},computeLineDistances:function(){for(var t=0,e=this.vertices,r=0,n=e.length;r<n;r++)r>0&&(t+=e[r].distanceTo(e[r-1])),this.lineDistances[r]=t},computeBoundingBox:function(){null===this.boundingBox&&(this.boundingBox=new xr),this.boundingBox.setFromPoints(this.vertices)},computeBoundingSphere:function(){null===this.boundingSphere&&(this.boundingSphere=new wr),this.boundingSphere.setFromPoints(this.vertices)},merge:function(t,e,r){if(!1!==(t&&t.isGeometry)){var n,i=this.vertices.length,o=this.vertices,a=t.vertices,s=this.faces,u=t.faces,c=this.faceVertexUvs[0],h=t.faceVertexUvs[0],l=this.colors,f=t.colors;void 0===r&&(r=0),void 0!==e&&(n=(new br).getNormalMatrix(e));for(var p=0,d=a.length;p<d;p++){var m=a[p],v=m.clone();void 0!==e&&v.applyMatrix4(e),o.push(v)}for(var p=0,d=f.length;p<d;p++)l.push(f[p].clone());for(p=0,d=u.length;p<d;p++){var g,y,x,w=u[p],b=w.vertexNormals,M=w.vertexColors;(g=new Nr(w.a+i,w.b+i,w.c+i)).normal.copy(w.normal),void 0!==n&&g.normal.applyMatrix3(n).normalize();for(var _=0,E=b.length;_<E;_++)y=b[_].clone(),void 0!==n&&y.applyMatrix3(n).normalize(),g.vertexNormals.push(y);g.color.copy(w.color);for(var _=0,E=M.length;_<E;_++)x=M[_],g.vertexColors.push(x.clone());g.materialIndex=w.materialIndex+r,s.push(g)}for(p=0,d=h.length;p<d;p++){var S=h[p],A=[];if(void 0!==S){for(var _=0,E=S.length;_<E;_++)A.push(S[_].clone());c.push(A)}}}else console.error("THREE.Geometry.merge(): geometry not an instance of THREE.Geometry.",t)},mergeMesh:function(t){!1!==(t&&t.isMesh)?(t.matrixAutoUpdate&&t.updateMatrix(),this.merge(t.geometry,t.matrix)):console.error("THREE.Geometry.mergeMesh(): mesh not an instance of THREE.Mesh.",t)},mergeVertices:function(){var t,e,r,n,i,o,a,s,u={},c=[],h=[],l=Math.pow(10,4);for(r=0,n=this.vertices.length;r<n;r++)t=this.vertices[r],e=Math.round(t.x*l)+"_"+Math.round(t.y*l)+"_"+Math.round(t.z*l),void 0===u[e]?(u[e]=r,c.push(this.vertices[r]),h[r]=c.length-1):h[r]=h[u[e]];var f=[];for(r=0,n=this.faces.length;r<n;r++){(i=this.faces[r]).a=h[i.a],i.b=h[i.b],i.c=h[i.c],o=[i.a,i.b,i.c];for(var p=0;p<3;p++)if(o[p]===o[(p+1)%3]){f.push(r);break}}for(r=f.length-1;r>=0;r--){var d=f[r];for(this.faces.splice(d,1),a=0,s=this.faceVertexUvs.length;a<s;a++)this.faceVertexUvs[a].splice(d,1)}var m=this.vertices.length-c.length;return this.vertices=c,m},sortFacesByMaterialIndex:function(){for(var t=this.faces,e=t.length,r=0;r<e;r++)t[r]._id=r;t.sort(function(t,e){return t.materialIndex-e.materialIndex});var n,i,o=this.faceVertexUvs[0],a=this.faceVertexUvs[1];o&&o.length===e&&(n=[]),a&&a.length===e&&(i=[]);for(var r=0;r<e;r++){var s=t[r]._id;n&&n.push(o[s]),i&&i.push(a[s])}n&&(this.faceVertexUvs[0]=n),i&&(this.faceVertexUvs[1]=i)},toJSON:function(){var t={metadata:{version:4.4,type:"Geometry",generator:"Geometry.toJSON"}};if(t.uuid=this.uuid,t.type=this.type,""!==this.name&&(t.name=this.name),void 0!==this.parameters){var e=this.parameters;for(var r in e)void 0!==e[r]&&(t[r]=e[r]);return t}for(var n=[],i=0;i<this.vertices.length;i++){var o=this.vertices[i];n.push(o.x,o.y,o.z)}for(var a=[],s=[],u={},c=[],h={},l=[],f={},i=0;i<this.faces.length;i++){var p=this.faces[i],d=void 0!==this.faceVertexUvs[0][i],m=p.normal.length()>0,v=p.vertexNormals.length>0,g=1!==p.color.r||1!==p.color.g||1!==p.color.b,y=p.vertexColors.length>0,x=0;if(x=_(x=_(x=_(x=_(x=_(x=_(x=_(x=_(x,0,0),1,!0),2,!1),3,d),4,m),5,v),6,g),7,y),a.push(x),a.push(p.a,p.b,p.c),a.push(p.materialIndex),d){var w=this.faceVertexUvs[0][i];a.push(A(w[0]),A(w[1]),A(w[2]))}if(m&&a.push(E(p.normal)),v){var b=p.vertexNormals;a.push(E(b[0]),E(b[1]),E(b[2]))}if(g&&a.push(S(p.color)),y){var M=p.vertexColors;a.push(S(M[0]),S(M[1]),S(M[2]))}}function _(t,e,r){return r?t|1<<e:t&~(1<<e)}function E(t){var e=t.x.toString()+t.y.toString()+t.z.toString();return void 0!==u[e]?u[e]:(u[e]=s.length/3,s.push(t.x,t.y,t.z),u[e])}function S(t){var e=t.r.toString()+t.g.toString()+t.b.toString();return void 0!==h[e]?h[e]:(h[e]=c.length,c.push(t.getHex()),h[e])}function A(t){var e=t.x.toString()+t.y.toString();return void 0!==f[e]?f[e]:(f[e]=l.length/2,l.push(t.x,t.y),f[e])}return t.data={},t.data.vertices=n,t.data.normals=s,c.length>0&&(t.data.colors=c),l.length>0&&(t.data.uvs=[l]),t.data.faces=a,t},clone:function(){return(new Br).copy(this)},copy:function(t){this.vertices=[],this.faces=[],this.faceVertexUvs=[[]],this.colors=[];for(var e=t.vertices,r=0,n=e.length;r<n;r++)this.vertices.push(e[r].clone());for(var i=t.colors,r=0,n=i.length;r<n;r++)this.colors.push(i[r].clone());for(var o=t.faces,r=0,n=o.length;r<n;r++)this.faces.push(o[r].clone());for(var r=0,n=t.faceVertexUvs.length;r<n;r++){var a=t.faceVertexUvs[r];void 0===this.faceVertexUvs[r]&&(this.faceVertexUvs[r]=[]);for(var s=0,u=a.length;s<u;s++){for(var c=a[s],h=[],l=0,f=c.length;l<f;l++){var p=c[l];h.push(p.clone())}this.faceVertexUvs[r].push(h)}}return this},dispose:function(){this.dispatchEvent({type:"dispose"})}});var zr=0;function jr(){return zr++}function Gr(){Object.defineProperty(this,"id",{value:jr()}),this.uuid=he.generateUUID(),this.name="",this.type="DirectGeometry",this.indices=[],this.vertices=[],this.normals=[],this.colors=[],this.uvs=[],this.uvs2=[],this.groups=[],this.morphTargets={},this.skinWeights=[],this.skinIndices=[],this.boundingBox=null,this.boundingSphere=null,this.verticesNeedUpdate=!1,this.normalsNeedUpdate=!1,this.colorsNeedUpdate=!1,this.uvsNeedUpdate=!1,this.groupsNeedUpdate=!1}function Vr(){Object.defineProperty(this,"id",{value:jr()}),this.uuid=he.generateUUID(),this.name="",this.type="BufferGeometry",this.index=null,this.attributes={},this.morphAttributes={},this.groups=[],this.boundingBox=null,this.boundingSphere=null,this.drawRange={start:0,count:1/0}}function Hr(t,e){Lr.call(this),this.type="Mesh",this.geometry=void 0!==t?t:new Vr,this.material=void 0!==e?e:new Fr({color:16777215*Math.random()}),this.drawMode=Kt,this.updateMorphTargets()}function Wr(t,e,r,n,i,o){Vr.call(this),this.type="BoxBufferGeometry",this.parameters={width:t,height:e,depth:r,widthSegments:n,heightSegments:i,depthSegments:o};var a=this;n=Math.floor(n)||1,i=Math.floor(i)||1,o=Math.floor(o)||1;var s=function(t,e,r){var n=0;return n+=(t+1)*(e+1)*2,n+=(t+1)*(r+1)*2,n+=(r+1)*(e+1)*2}(n,i,o),u=function(t,e,r){var n=0;return n+=t*e*2,n+=t*r*2,6*(n+=r*e*2)}(n,i,o),c=new(u>65535?Uint32Array:Uint16Array)(u),h=new Float32Array(3*s),l=new Float32Array(3*s),f=new Float32Array(2*s),p=0,d=0,m=0,v=0,g=0;function y(t,e,r,n,i,o,s,u,y,x,w){for(var b=o/y,M=s/x,_=o/2,E=s/2,S=u/2,A=y+1,T=x+1,L=0,R=0,C=new xe,P=0;P<T;P++)for(var I=P*M-E,N=0;N<A;N++){var F=N*b-_;C[t]=F*n,C[e]=I*i,C[r]=S,h[p]=C.x,h[p+1]=C.y,h[p+2]=C.z,C[t]=0,C[e]=0,C[r]=u>0?1:-1,l[p]=C.x,l[p+1]=C.y,l[p+2]=C.z,f[d]=N/y,f[d+1]=1-P/x,p+=3,d+=2,L+=1}for(P=0;P<x;P++)for(N=0;N<y;N++){var U=v+N+A*P,O=v+N+A*(P+1),D=v+(N+1)+A*(P+1),k=v+(N+1)+A*P;c[m]=U,c[m+1]=O,c[m+2]=k,c[m+3]=O,c[m+4]=D,c[m+5]=k,m+=6,R+=6}a.addGroup(g,R,w),g+=R,v+=L}y("z","y","x",-1,-1,r,e,t,o,i,0),y("z","y","x",1,-1,r,e,-t,o,i,1),y("x","z","y",1,1,t,r,e,n,o,2),y("x","z","y",1,-1,t,r,-e,n,o,3),y("x","y","z",1,-1,t,e,r,n,i,4),y("x","y","z",-1,-1,t,e,-r,n,i,5),this.setIndex(new Ur(c,1)),this.addAttribute("position",new Ur(h,3)),this.addAttribute("normal",new Ur(l,3)),this.addAttribute("uv",new Ur(f,2))}function Yr(t,e,r,n){Vr.call(this),this.type="PlaneBufferGeometry",this.parameters={width:t,height:e,widthSegments:r,heightSegments:n};for(var i=t/2,o=e/2,a=Math.floor(r)||1,s=Math.floor(n)||1,u=a+1,c=s+1,h=t/a,l=e/s,f=new Float32Array(u*c*3),p=new Float32Array(u*c*3),d=new Float32Array(u*c*2),m=0,v=0,g=0;g<c;g++)for(var y=g*l-o,x=0;x<u;x++){var w=x*h-i;f[m]=w,f[m+1]=-y,p[m+2]=1,d[v]=x/a,d[v+1]=1-g/s,m+=3,v+=2}m=0;for(var b=new(f.length/3>65535?Uint32Array:Uint16Array)(a*s*6),g=0;g<s;g++)for(var x=0;x<a;x++){var M=x+u*g,_=x+u*(g+1),E=x+1+u*(g+1),S=x+1+u*g;b[m]=M,b[m+1]=_,b[m+2]=S,b[m+3]=_,b[m+4]=E,b[m+5]=S,m+=6}this.setIndex(new Ur(b,1)),this.addAttribute("position",new Ur(f,3)),this.addAttribute("normal",new Ur(p,3)),this.addAttribute("uv",new Ur(d,2))}function Xr(){Lr.call(this),this.type="Camera",this.matrixWorldInverse=new we,this.projectionMatrix=new we}function qr(t,e,r,n){Xr.call(this),this.type="PerspectiveCamera",this.fov=void 0!==t?t:50,this.zoom=1,this.near=void 0!==r?r:.1,this.far=void 0!==n?n:2e3,this.focus=10,this.aspect=void 0!==e?e:1,this.view=null,this.filmGauge=35,this.filmOffset=0,this.updateProjectionMatrix()}function Zr(t,e,r,n,i,o){Xr.call(this),this.type="OrthographicCamera",this.zoom=1,this.view=null,this.left=t,this.right=e,this.top=r,this.bottom=n,this.near=void 0!==i?i:.1,this.far=void 0!==o?o:2e3,this.updateProjectionMatrix()}function Jr(t,e,r){var n=t.createShader(e);return t.shaderSource(n,r),t.compileShader(n),!1===t.getShaderParameter(n,t.COMPILE_STATUS)&&console.error("THREE.WebGLShader: Shader couldn't compile."),""!==t.getShaderInfoLog(n)&&console.warn("THREE.WebGLShader: gl.getShaderInfoLog()",e===t.VERTEX_SHADER?"vertex":"fragment",t.getShaderInfoLog(n),function(t){for(var e=t.split("\n"),r=0;r<e.length;r++)e[r]=r+1+": "+e[r];return e.join("\n")}(r)),n}Object.assign(Gr.prototype,e.prototype,{computeBoundingBox:Br.prototype.computeBoundingBox,computeBoundingSphere:Br.prototype.computeBoundingSphere,computeFaceNormals:function(){console.warn("THREE.DirectGeometry: computeFaceNormals() is not a method of this type of geometry.")},computeVertexNormals:function(){console.warn("THREE.DirectGeometry: computeVertexNormals() is not a method of this type of geometry.")},computeGroups:function(t){for(var e,r,n=[],i=t.faces,o=0;o<i.length;o++){var a=i[o];a.materialIndex!==r&&(r=a.materialIndex,void 0!==e&&(e.count=3*o-e.start,n.push(e)),e={start:3*o,materialIndex:r})}void 0!==e&&(e.count=3*o-e.start,n.push(e)),this.groups=n},fromGeometry:function(t){var e,r=t.faces,n=t.vertices,i=t.faceVertexUvs,o=i[0]&&i[0].length>0,a=i[1]&&i[1].length>0,s=t.morphTargets,u=s.length;if(u>0){e=[];for(var c=0;c<u;c++)e[c]=[];this.morphTargets.position=e}var h,l=t.morphNormals,f=l.length;if(f>0){h=[];for(var c=0;c<f;c++)h[c]=[];this.morphTargets.normal=h}for(var p=t.skinIndices,d=t.skinWeights,m=p.length===n.length,v=d.length===n.length,c=0;c<r.length;c++){var g=r[c];this.vertices.push(n[g.a],n[g.b],n[g.c]);var y=g.vertexNormals;if(3===y.length)this.normals.push(y[0],y[1],y[2]);else{var x=g.normal;this.normals.push(x,x,x)}var w=g.vertexColors;if(3===w.length)this.colors.push(w[0],w[1],w[2]);else{var b=g.color;this.colors.push(b,b,b)}if(!0===o){var M=i[0][c];void 0!==M?this.uvs.push(M[0],M[1],M[2]):(console.warn("THREE.DirectGeometry.fromGeometry(): Undefined vertexUv ",c),this.uvs.push(new le,new le,new le))}if(!0===a){var M=i[1][c];void 0!==M?this.uvs2.push(M[0],M[1],M[2]):(console.warn("THREE.DirectGeometry.fromGeometry(): Undefined vertexUv2 ",c),this.uvs2.push(new le,new le,new le))}for(var _=0;_<u;_++){var E=s[_].vertices;e[_].push(E[g.a],E[g.b],E[g.c])}for(var _=0;_<f;_++){var S=l[_].vertexNormals[c];h[_].push(S.a,S.b,S.c)}m&&this.skinIndices.push(p[g.a],p[g.b],p[g.c]),v&&this.skinWeights.push(d[g.a],d[g.b],d[g.c])}return this.computeGroups(t),this.verticesNeedUpdate=t.verticesNeedUpdate,this.normalsNeedUpdate=t.normalsNeedUpdate,this.colorsNeedUpdate=t.colorsNeedUpdate,this.uvsNeedUpdate=t.uvsNeedUpdate,this.groupsNeedUpdate=t.groupsNeedUpdate,this},dispose:function(){this.dispatchEvent({type:"dispose"})}}),Object.assign(Vr.prototype,e.prototype,{isBufferGeometry:!0,getIndex:function(){return this.index},setIndex:function(t){this.index=t},addAttribute:function(t,e){return!1===(e&&e.isBufferAttribute)&&!1===(e&&e.isInterleavedBufferAttribute)?(console.warn("THREE.BufferGeometry: .addAttribute() now expects ( name, attribute )."),void this.addAttribute(t,new Ur(arguments[1],arguments[2]))):"index"===t?(console.warn("THREE.BufferGeometry.addAttribute: Use .setIndex() for index attribute."),void this.setIndex(e)):(this.attributes[t]=e,this)},getAttribute:function(t){return this.attributes[t]},removeAttribute:function(t){return delete this.attributes[t],this},addGroup:function(t,e,r){this.groups.push({start:t,count:e,materialIndex:void 0!==r?r:0})},clearGroups:function(){this.groups=[]},setDrawRange:function(t,e){this.drawRange.start=t,this.drawRange.count=e},applyMatrix:function(t){var e=this.attributes.position;void 0!==e&&(t.applyToVector3Array(e.array),e.needsUpdate=!0);var r=this.attributes.normal;if(void 0!==r){var n=(new br).getNormalMatrix(t);n.applyToVector3Array(r.array),r.needsUpdate=!0}return null!==this.boundingBox&&this.computeBoundingBox(),null!==this.boundingSphere&&this.computeBoundingSphere(),this},rotateX:function(){var t;return function(e){return void 0===t&&(t=new we),t.makeRotationX(e),this.applyMatrix(t),this}}(),rotateY:function(){var t;return function(e){return void 0===t&&(t=new we),t.makeRotationY(e),this.applyMatrix(t),this}}(),rotateZ:function(){var t;return function(e){return void 0===t&&(t=new we),t.makeRotationZ(e),this.applyMatrix(t),this}}(),translate:function(){var t;return function(e,r,n){return void 0===t&&(t=new we),t.makeTranslation(e,r,n),this.applyMatrix(t),this}}(),scale:function(){var t;return function(e,r,n){return void 0===t&&(t=new we),t.makeScale(e,r,n),this.applyMatrix(t),this}}(),lookAt:function(){var t;return function(e){void 0===t&&(t=new Lr),t.lookAt(e),t.updateMatrix(),this.applyMatrix(t.matrix)}}(),center:function(){this.computeBoundingBox();var t=this.boundingBox.getCenter().negate();return this.translate(t.x,t.y,t.z),t},setFromObject:function(t){var e=t.geometry;if(t&&t.isPoints||t&&t.isLine){var r=new kr(3*e.vertices.length,3),n=new kr(3*e.colors.length,3);if(this.addAttribute("position",r.copyVector3sArray(e.vertices)),this.addAttribute("color",n.copyColorsArray(e.colors)),e.lineDistances&&e.lineDistances.length===e.vertices.length){var i=new kr(e.lineDistances.length,1);this.addAttribute("lineDistance",i.copyArray(e.lineDistances))}null!==e.boundingSphere&&(this.boundingSphere=e.boundingSphere.clone()),null!==e.boundingBox&&(this.boundingBox=e.boundingBox.clone())}else t&&t.isMesh&&e&&e.isGeometry&&this.fromGeometry(e);return this},updateFromObject:function(t){var e,r=t.geometry;if(t&&t.isMesh){var n=r.__directGeometry;if(!0===r.elementsNeedUpdate&&(n=void 0,r.elementsNeedUpdate=!1),void 0===n)return this.fromGeometry(r);n.verticesNeedUpdate=r.verticesNeedUpdate,n.normalsNeedUpdate=r.normalsNeedUpdate,n.colorsNeedUpdate=r.colorsNeedUpdate,n.uvsNeedUpdate=r.uvsNeedUpdate,n.groupsNeedUpdate=r.groupsNeedUpdate,r.verticesNeedUpdate=!1,r.normalsNeedUpdate=!1,r.colorsNeedUpdate=!1,r.uvsNeedUpdate=!1,r.groupsNeedUpdate=!1,r=n}return!0===r.verticesNeedUpdate&&(void 0!==(e=this.attributes.position)&&(e.copyVector3sArray(r.vertices),e.needsUpdate=!0),r.verticesNeedUpdate=!1),!0===r.normalsNeedUpdate&&(void 0!==(e=this.attributes.normal)&&(e.copyVector3sArray(r.normals),e.needsUpdate=!0),r.normalsNeedUpdate=!1),!0===r.colorsNeedUpdate&&(void 0!==(e=this.attributes.color)&&(e.copyColorsArray(r.colors),e.needsUpdate=!0),r.colorsNeedUpdate=!1),r.uvsNeedUpdate&&(void 0!==(e=this.attributes.uv)&&(e.copyVector2sArray(r.uvs),e.needsUpdate=!0),r.uvsNeedUpdate=!1),r.lineDistancesNeedUpdate&&(void 0!==(e=this.attributes.lineDistance)&&(e.copyArray(r.lineDistances),e.needsUpdate=!0),r.lineDistancesNeedUpdate=!1),r.groupsNeedUpdate&&(r.computeGroups(t.geometry),this.groups=r.groups,r.groupsNeedUpdate=!1),this},fromGeometry:function(t){return t.__directGeometry=(new Gr).fromGeometry(t),this.fromDirectGeometry(t.__directGeometry)},fromDirectGeometry:function(t){var e=new Float32Array(3*t.vertices.length);if(this.addAttribute("position",new Ur(e,3).copyVector3sArray(t.vertices)),t.normals.length>0){var r=new Float32Array(3*t.normals.length);this.addAttribute("normal",new Ur(r,3).copyVector3sArray(t.normals))}if(t.colors.length>0){var n=new Float32Array(3*t.colors.length);this.addAttribute("color",new Ur(n,3).copyColorsArray(t.colors))}if(t.uvs.length>0){var i=new Float32Array(2*t.uvs.length);this.addAttribute("uv",new Ur(i,2).copyVector2sArray(t.uvs))}if(t.uvs2.length>0){var o=new Float32Array(2*t.uvs2.length);this.addAttribute("uv2",new Ur(o,2).copyVector2sArray(t.uvs2))}if(t.indices.length>0){var a=t.vertices.length>65535?Uint32Array:Uint16Array,s=new a(3*t.indices.length);this.setIndex(new Ur(s,1).copyIndicesArray(t.indices))}for(var u in this.groups=t.groups,t.morphTargets){for(var c=[],h=t.morphTargets[u],l=0,f=h.length;l<f;l++){var p=h[l],d=new kr(3*p.length,3);c.push(d.copyVector3sArray(p))}this.morphAttributes[u]=c}if(t.skinIndices.length>0){var m=new kr(4*t.skinIndices.length,4);this.addAttribute("skinIndex",m.copyVector4sArray(t.skinIndices))}if(t.skinWeights.length>0){var v=new kr(4*t.skinWeights.length,4);this.addAttribute("skinWeight",v.copyVector4sArray(t.skinWeights))}return null!==t.boundingSphere&&(this.boundingSphere=t.boundingSphere.clone()),null!==t.boundingBox&&(this.boundingBox=t.boundingBox.clone()),this},computeBoundingBox:function(){null===this.boundingBox&&(this.boundingBox=new xr);var t=this.attributes.position.array;void 0!==t?this.boundingBox.setFromArray(t):this.boundingBox.makeEmpty(),(isNaN(this.boundingBox.min.x)||isNaN(this.boundingBox.min.y)||isNaN(this.boundingBox.min.z))&&console.error('THREE.BufferGeometry.computeBoundingBox: Computed min/max have NaN values. The "position" attribute is likely to have NaN values.',this)},computeBoundingSphere:function(){var t=new xr,e=new xe;return function(){null===this.boundingSphere&&(this.boundingSphere=new wr);var r=this.attributes.position;if(r){var n=r.array,i=this.boundingSphere.center;t.setFromArray(n),t.getCenter(i);for(var o=0,a=0,s=n.length;a<s;a+=3)e.fromArray(n,a),o=Math.max(o,i.distanceToSquared(e));this.boundingSphere.radius=Math.sqrt(o),isNaN(this.boundingSphere.radius)&&console.error('THREE.BufferGeometry.computeBoundingSphere(): Computed radius is NaN. The "position" attribute is likely to have NaN values.',this)}}}(),computeFaceNormals:function(){},computeVertexNormals:function(){var t=this.index,e=this.attributes,r=this.groups;if(e.position){var n=e.position.array;if(void 0===e.normal)this.addAttribute("normal",new Ur(new Float32Array(n.length),3));else for(var i=e.normal.array,o=0,a=i.length;o<a;o++)i[o]=0;var s,u,c,h=e.normal.array,l=new xe,f=new xe,p=new xe,d=new xe,m=new xe;if(t){var v=t.array;0===r.length&&this.addGroup(0,v.length);for(var g=0,y=r.length;g<y;++g)for(var x=r[g],w=x.start,b=x.count,o=w,a=w+b;o<a;o+=3)s=3*v[o+0],u=3*v[o+1],c=3*v[o+2],l.fromArray(n,s),f.fromArray(n,u),p.fromArray(n,c),d.subVectors(p,f),m.subVectors(l,f),d.cross(m),h[s]+=d.x,h[s+1]+=d.y,h[s+2]+=d.z,h[u]+=d.x,h[u+1]+=d.y,h[u+2]+=d.z,h[c]+=d.x,h[c+1]+=d.y,h[c+2]+=d.z}else for(var o=0,a=n.length;o<a;o+=9)l.fromArray(n,o),f.fromArray(n,o+3),p.fromArray(n,o+6),d.subVectors(p,f),m.subVectors(l,f),d.cross(m),h[o]=d.x,h[o+1]=d.y,h[o+2]=d.z,h[o+3]=d.x,h[o+4]=d.y,h[o+5]=d.z,h[o+6]=d.x,h[o+7]=d.y,h[o+8]=d.z;this.normalizeNormals(),e.normal.needsUpdate=!0}},merge:function(t,e){if(!1!==(t&&t.isBufferGeometry)){void 0===e&&(e=0);var r=this.attributes;for(var n in r)if(void 0!==t.attributes[n])for(var i=r[n],o=i.array,a=t.attributes[n],s=a.array,u=a.itemSize,c=0,h=u*e;c<s.length;c++,h++)o[h]=s[c];return this}console.error("THREE.BufferGeometry.merge(): geometry not an instance of THREE.BufferGeometry.",t)},normalizeNormals:function(){for(var t,e,r,n,i=this.attributes.normal.array,o=0,a=i.length;o<a;o+=3)t=i[o],e=i[o+1],r=i[o+2],n=1/Math.sqrt(t*t+e*e+r*r),i[o]*=n,i[o+1]*=n,i[o+2]*=n},toNonIndexed:function(){if(null===this.index)return console.warn("THREE.BufferGeometry.toNonIndexed(): Geometry is already non-indexed."),this;var t=new 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null!==u&&(t.data.boundingSphere={center:u.center.toArray(),radius:u.radius}),t},clone:function(){return(new Vr).copy(this)},copy:function(t){var e=t.index;null!==e&&this.setIndex(e.clone());var r=t.attributes;for(var n in r){var i=r[n];this.addAttribute(n,i.clone())}for(var o=t.groups,a=0,s=o.length;a<s;a++){var u=o[a];this.addGroup(u.start,u.count,u.materialIndex)}return this},dispose:function(){this.dispatchEvent({type:"dispose"})}}),Vr.MaxIndex=65535,Hr.prototype=Object.assign(Object.create(Lr.prototype),{constructor:Hr,isMesh:!0,setDrawMode:function(t){this.drawMode=t},copy:function(t){return Lr.prototype.copy.call(this,t),this.drawMode=t.drawMode,this},updateMorphTargets:function(){var t=this.geometry.morphTargets;if(void 0!==t&&t.length>0){this.morphTargetInfluences=[],this.morphTargetDictionary={};for(var e=0,r=t.length;e<r;e++)this.morphTargetInfluences.push(0),this.morphTargetDictionary[t[e].name]=e}},raycast:function(){var t=new we,e=new Sr,r=new wr,n=new xe,i=new xe,o=new xe,a=new xe,s=new xe,u=new xe,c=new le,f=new le,p=new le,d=new xe,m=new xe,v=new xe;function g(t,e,r,n,i,o,a){return Ir.barycoordFromPoint(t,e,r,n,d),i.multiplyScalar(d.x),o.multiplyScalar(d.y),a.multiplyScalar(d.z),i.add(o).add(a),i.clone()}function y(t,e,r,n,i,o,a){var s=t.material;if(null===(s.side===h?r.intersectTriangle(o,i,n,!0,a):r.intersectTriangle(n,i,o,s.side!==l,a)))return null;v.copy(a),v.applyMatrix4(t.matrixWorld);var u=e.ray.origin.distanceTo(v);return u<e.near||u>e.far?null:{distance:u,point:v.clone(),object:t}}function x(t,e,r,a,s,u,h,l){n.fromArray(a,3*u),i.fromArray(a,3*h),o.fromArray(a,3*l);var d=y(t,e,r,n,i,o,m);return d&&(s&&(c.fromArray(s,2*u),f.fromArray(s,2*h),p.fromArray(s,2*l),d.uv=g(m,n,i,o,c,f,p)),d.face=new Nr(u,h,l,Ir.normal(n,i,o)),d.faceIndex=u),d}return function(h,l){var d,v,w=this.geometry,b=this.material,M=this.matrixWorld;if(void 0!==b&&(null===w.boundingSphere&&w.computeBoundingSphere(),r.copy(w.boundingSphere),r.applyMatrix4(M),!1!==h.ray.intersectsSphere(r)&&(t.getInverse(M),e.copy(h.ray).applyMatrix4(t),null===w.boundingBox||!1!==e.intersectsBox(w.boundingBox))))if(w&&w.isBufferGeometry){var _,E,S,A=w.index,T=w.attributes,L=T.position.array;if(void 0!==T.uv&&(d=T.uv.array),null!==A)for(var R=A.array,C=0,P=R.length;C<P;C+=3)_=R[C],E=R[C+1],S=R[C+2],(v=x(this,h,e,L,d,_,E,S))&&(v.faceIndex=Math.floor(C/3),l.push(v));else for(var C=0,P=L.length;C<P;C+=9)(v=x(this,h,e,L,d,_=C/3,E=_+1,S=_+2))&&(v.index=_,l.push(v))}else if(w&&w.isGeometry){var I,N,F,U=b&&b.isMultiMaterial,O=!0===U?b.materials:null,D=w.vertices,k=w.faces,B=w.faceVertexUvs[0];B.length>0&&(d=B);for(var z=0,j=k.length;z<j;z++){var G=k[z],V=!0===U?O[G.materialIndex]:b;if(void 0!==V){if(I=D[G.a],N=D[G.b],F=D[G.c],!0===V.morphTargets){var H=w.morphTargets,W=this.morphTargetInfluences;n.set(0,0,0),i.set(0,0,0),o.set(0,0,0);for(var Y=0,X=H.length;Y<X;Y++){var q=W[Y];if(0!==q){var Z=H[Y].vertices;n.addScaledVector(a.subVectors(Z[G.a],I),q),i.addScaledVector(s.subVectors(Z[G.b],N),q),o.addScaledVector(u.subVectors(Z[G.c],F),q)}}n.add(I),i.add(N),o.add(F),I=n,N=i,F=o}if(v=y(this,h,e,I,N,F,m)){if(d){var J=d[z];c.copy(J[0]),f.copy(J[1]),p.copy(J[2]),v.uv=g(m,I,N,F,c,f,p)}v.face=G,v.faceIndex=z,l.push(v)}}}}}}(),clone:function(){return new this.constructor(this.geometry,this.material).copy(this)}}),Wr.prototype=Object.create(Vr.prototype),Wr.prototype.constructor=Wr,Yr.prototype=Object.create(Vr.prototype),Yr.prototype.constructor=Yr,Xr.prototype=Object.create(Lr.prototype),Xr.prototype.constructor=Xr,Xr.prototype.isCamera=!0,Xr.prototype.getWorldDirection=function(){var t=new ye;return function(e){var r=e||new xe;return this.getWorldQuaternion(t),r.set(0,0,-1).applyQuaternion(t)}}(),Xr.prototype.lookAt=function(){var t=new we;return function(e){t.lookAt(this.position,e,this.up),this.quaternion.setFromRotationMatrix(t)}}(),Xr.prototype.clone=function(){return(new this.constructor).copy(this)},Xr.prototype.copy=function(t){return Lr.prototype.copy.call(this,t),this.matrixWorldInverse.copy(t.matrixWorldInverse),this.projectionMatrix.copy(t.projectionMatrix),this},qr.prototype=Object.assign(Object.create(Xr.prototype),{constructor:qr,isPerspectiveCamera:!0,copy:function(t){return Xr.prototype.copy.call(this,t),this.fov=t.fov,this.zoom=t.zoom,this.near=t.near,this.far=t.far,this.focus=t.focus,this.aspect=t.aspect,this.view=null===t.view?null:Object.assign({},t.view),this.filmGauge=t.filmGauge,this.filmOffset=t.filmOffset,this},setFocalLength:function(t){var e=.5*this.getFilmHeight()/t;this.fov=2*he.RAD2DEG*Math.atan(e),this.updateProjectionMatrix()},getFocalLength:function(){var t=Math.tan(.5*he.DEG2RAD*this.fov);return.5*this.getFilmHeight()/t},getEffectiveFOV:function(){return 2*he.RAD2DEG*Math.atan(Math.tan(.5*he.DEG2RAD*this.fov)/this.zoom)},getFilmWidth:function(){return this.filmGauge*Math.min(this.aspect,1)},getFilmHeight:function(){return this.filmGauge/Math.max(this.aspect,1)},setViewOffset:function(t,e,r,n,i,o){this.aspect=t/e,this.view={fullWidth:t,fullHeight:e,offsetX:r,offsetY:n,width:i,height:o},this.updateProjectionMatrix()},clearViewOffset:function(){this.view=null,this.updateProjectionMatrix()},updateProjectionMatrix:function(){var t=this.near,e=t*Math.tan(.5*he.DEG2RAD*this.fov)/this.zoom,r=2*e,n=this.aspect*r,i=-.5*n,o=this.view;if(null!==o){var a=o.fullWidth,s=o.fullHeight;i+=o.offsetX*n/a,e-=o.offsetY*r/s,n*=o.width/a,r*=o.height/s}var u=this.filmOffset;0!==u&&(i+=t*u/this.getFilmWidth()),this.projectionMatrix.makeFrustum(i,i+n,e-r,e,t,this.far)},toJSON:function(t){var e=Lr.prototype.toJSON.call(this,t);return e.object.fov=this.fov,e.object.zoom=this.zoom,e.object.near=this.near,e.object.far=this.far,e.object.focus=this.focus,e.object.aspect=this.aspect,null!==this.view&&(e.object.view=Object.assign({},this.view)),e.object.filmGauge=this.filmGauge,e.object.filmOffset=this.filmOffset,e}}),Zr.prototype=Object.assign(Object.create(Xr.prototype),{constructor:Zr,isOrthographicCamera:!0,copy:function(t){return Xr.prototype.copy.call(this,t),this.left=t.left,this.right=t.right,this.top=t.top,this.bottom=t.bottom,this.near=t.near,this.far=t.far,this.zoom=t.zoom,this.view=null===t.view?null:Object.assign({},t.view),this},setViewOffset:function(t,e,r,n,i,o){this.view={fullWidth:t,fullHeight:e,offsetX:r,offsetY:n,width:i,height:o},this.updateProjectionMatrix()},clearViewOffset:function(){this.view=null,this.updateProjectionMatrix()},updateProjectionMatrix:function(){var t=(this.right-this.left)/(2*this.zoom),e=(this.top-this.bottom)/(2*this.zoom),r=(this.right+this.left)/2,n=(this.top+this.bottom)/2,i=r-t,o=r+t,a=n+e,s=n-e;if(null!==this.view){var u=this.zoom/(this.view.width/this.view.fullWidth),c=this.zoom/(this.view.height/this.view.fullHeight),h=(this.right-this.left)/this.view.width,l=(this.top-this.bottom)/this.view.height;i+=h*(this.view.offsetX/u),o=i+h*(this.view.width/u),a-=l*(this.view.offsetY/c),s=a-l*(this.view.height/c)}this.projectionMatrix.makeOrthographic(i,o,a,s,this.near,this.far)},toJSON:function(t){var e=Lr.prototype.toJSON.call(this,t);return e.object.zoom=this.zoom,e.object.left=this.left,e.object.right=this.right,e.object.top=this.top,e.object.bottom=this.bottom,e.object.near=this.near,e.object.far=this.far,null!==this.view&&(e.object.view=Object.assign({},this.view)),e}});var Qr=0;function Kr(t){switch(t){case ee:return["Linear","( value )"];case re:return["sRGB","( value )"];case ie:return["RGBE","( value )"];case 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S,A,T=i.getProgramInfoLog(w),L=i.getShaderInfoLog(_),R=i.getShaderInfoLog(E),C=!0,P=!0;return!1===i.getProgramParameter(w,i.LINK_STATUS)?(C=!1,console.error("THREE.WebGLProgram: shader error: ",i.getError(),"gl.VALIDATE_STATUS",i.getProgramParameter(w,i.VALIDATE_STATUS),"gl.getProgramInfoLog",T,L,R)):""!==T?console.warn("THREE.WebGLProgram: gl.getProgramInfoLog()",T):""!==L&&""!==R||(P=!1),P&&(this.diagnostics={runnable:C,material:r,programLog:T,vertexShader:{log:L,prefix:m},fragmentShader:{log:R,prefix:v}}),i.deleteShader(_),i.deleteShader(E),this.getUniforms=function(){return void 0===S&&(S=new ir(i,w,t)),S},this.getAttributes=function(){return void 0===A&&(A=function(t,e,r){for(var n={},i=t.getProgramParameter(e,t.ACTIVE_ATTRIBUTES),o=0;o<i;o++){var a=t.getActiveAttrib(e,o),s=a.name;n[s]=t.getAttribLocation(e,s)}return n}(i,w)),A},this.destroy=function(){i.deleteProgram(w),this.program=void 0},Object.defineProperties(this,{uniforms:{get:function(){return console.warn("THREE.WebGLProgram: .uniforms is now .getUniforms()."),this.getUniforms()}},attributes:{get:function(){return console.warn("THREE.WebGLProgram: .attributes is now .getAttributes()."),this.getAttributes()}}}),this.id=Qr++,this.code=e,this.usedTimes=1,this.program=w,this.vertexShader=_,this.fragmentShader=E,this}function an(t,e){var r=[],n={MeshDepthMaterial:"depth",MeshNormalMaterial:"normal",MeshBasicMaterial:"basic",MeshLambertMaterial:"lambert",MeshPhongMaterial:"phong",MeshStandardMaterial:"physical",MeshPhysicalMaterial:"physical",LineBasicMaterial:"basic",LineDashedMaterial:"dashed",PointsMaterial:"points"},i=["precision","supportsVertexTextures","map","mapEncoding","envMap","envMapMode","envMapEncoding","lightMap","aoMap","emissiveMap","emissiveMapEncoding","bumpMap","normalMap","displacementMap","specularMap","roughnessMap","metalnessMap","alphaMap","combine","vertexColors","fog","useFog","fogExp","flatShading","sizeAttenuation","logarithmicDepthBuffer","skinning","maxBones","useVertexTexture","morphTargets","morphNormals","maxMorphTargets","maxMorphNormals","premultipliedAlpha","numDirLights","numPointLights","numSpotLights","numHemiLights","shadowMapEnabled","shadowMapType","toneMapping","physicallyCorrectLights","alphaTest","doubleSided","flipSided","numClippingPlanes","numClipIntersection","depthPacking"];function o(t,e){var r;return t?t&&t.isTexture?r=t.encoding:t&&t.isWebGLRenderTarget&&(console.warn("THREE.WebGLPrograms.getTextureEncodingFromMap: don't use render targets as textures. Use their .texture property instead."),r=t.texture.encoding):r=ee,r===ee&&e&&(r=ne),r}this.getParameters=function(r,i,a,s,u,c){var p=n[r.type],d=function(t){if(e.floatVertexTextures&&t&&t.skeleton&&t.skeleton.useVertexTexture)return 1024;var r=e.maxVertexUniforms,n=Math.floor((r-20)/4),i=n;return void 0!==t&&t&&t.isSkinnedMesh&&(i=Math.min(t.skeleton.bones.length,i))<t.skeleton.bones.length&&console.warn("WebGLRenderer: too many bones - "+t.skeleton.bones.length+", this GPU supports just "+i+" (try OpenGL instead of ANGLE)"),i}(c),m=t.getPrecision();null!==r.precision&&(m=e.getMaxPrecision(r.precision))!==r.precision&&console.warn("THREE.WebGLProgram.getParameters:",r.precision,"not supported, using",m,"instead.");var v=t.getCurrentRenderTarget(),g={shaderID:p,precision:m,supportsVertexTextures:e.vertexTextures,outputEncoding:o(v?v.texture:null,t.gammaOutput),map:!!r.map,mapEncoding:o(r.map,t.gammaInput),envMap:!!r.envMap,envMapMode:r.envMap&&r.envMap.mapping,envMapEncoding:o(r.envMap,t.gammaInput),envMapCubeUV:!!r.envMap&&(r.envMap.mapping===st||r.envMap.mapping===ut),lightMap:!!r.lightMap,aoMap:!!r.aoMap,emissiveMap:!!r.emissiveMap,emissiveMapEncoding:o(r.emissiveMap,t.gammaInput),bumpMap:!!r.bumpMap,normalMap:!!r.normalMap,displacementMap:!!r.displacementMap,roughnessMap:!!r.roughnessMap,metalnessMap:!!r.metalnessMap,specularMap:!!r.specularMap,alphaMap:!!r.alphaMap,combine:r.combine,vertexColors:r.vertexColors,fog:!!a,useFog:r.fog,fogExp:a&&a.isFogExp2,flatShading:r.shading===f,sizeAttenuation:r.sizeAttenuation,logarithmicDepthBuffer:e.logarithmicDepthBuffer,skinning:r.skinning,maxBones:d,useVertexTexture:e.floatVertexTextures&&c&&c.skeleton&&c.skeleton.useVertexTexture,morphTargets:r.morphTargets,morphNormals:r.morphNormals,maxMorphTargets:t.maxMorphTargets,maxMorphNormals:t.maxMorphNormals,numDirLights:i.directional.length,numPointLights:i.point.length,numSpotLights:i.spot.length,numHemiLights:i.hemi.length,numClippingPlanes:s,numClipIntersection:u,shadowMapEnabled:t.shadowMap.enabled&&c.receiveShadow&&i.shadows.length>0,shadowMapType:t.shadowMap.type,toneMapping:t.toneMapping,physicallyCorrectLights:t.physicallyCorrectLights,premultipliedAlpha:r.premultipliedAlpha,alphaTest:r.alphaTest,doubleSided:r.side===l,flipSided:r.side===h,depthPacking:void 0!==r.depthPacking&&r.depthPacking};return g},this.getProgramCode=function(t,e){var r=[];if(e.shaderID?r.push(e.shaderID):(r.push(t.fragmentShader),r.push(t.vertexShader)),void 0!==t.defines)for(var n in t.defines)r.push(n),r.push(t.defines[n]);for(var o=0;o<i.length;o++)r.push(e[i[o]]);return r.join()},this.acquireProgram=function(e,n,i){for(var o,a=0,s=r.length;a<s;a++){var u=r[a];if(u.code===i){++(o=u).usedTimes;break}}return void 0===o&&(o=new on(t,i,e,n),r.push(o)),o},this.releaseProgram=function(t){if(0==--t.usedTimes){var e=r.indexOf(t);r[e]=r[r.length-1],r.pop(),t.destroy()}},this.programs=r}function sn(t,e,r){var n={};function i(t){var a=t.target,s=n[a.id];null!==s.index&&o(s.index),function(t){for(var e in t)o(t[e])}(s.attributes),a.removeEventListener("dispose",i),delete n[a.id];var u=e.get(a);u.wireframe&&o(u.wireframe),e.delete(a);var c=e.get(s);c.wireframe&&o(c.wireframe),e.delete(s),r.memory.geometries--}function o(r){var n=function(t){return t.isInterleavedBufferAttribute?e.get(t.data).__webglBuffer:e.get(t).__webglBuffer}(r);void 0!==n&&(t.deleteBuffer(n),function(t){t.isInterleavedBufferAttribute?e.delete(t.data):e.delete(t)}(r))}return{get:function(t){var e,o=t.geometry;return void 0!==n[o.id]?n[o.id]:(o.addEventListener("dispose",i),o.isBufferGeometry?e=o:o.isGeometry&&(void 0===o._bufferGeometry&&(o._bufferGeometry=(new Vr).setFromObject(t)),e=o._bufferGeometry),n[o.id]=e,r.memory.geometries++,e)}}}function un(t,e,r){var n=new sn(t,e,r);function i(r,n){var i=r.isInterleavedBufferAttribute?r.data:r,o=e.get(i);void 0===o.__webglBuffer?function(e,r,n){e.__webglBuffer=t.createBuffer(),t.bindBuffer(n,e.__webglBuffer);var i=r.dynamic?t.DYNAMIC_DRAW:t.STATIC_DRAW;t.bufferData(n,r.array,i),e.version=r.version}(o,i,n):o.version!==i.version&&function(e,r,n){t.bindBuffer(n,e.__webglBuffer),!1===r.dynamic?t.bufferData(n,r.array,t.STATIC_DRAW):-1===r.updateRange.count?t.bufferSubData(n,0,r.array):0===r.updateRange.count?console.error("THREE.WebGLObjects.updateBuffer: dynamic THREE.BufferAttribute marked as needsUpdate but updateRange.count is 0, ensure you are using set methods or updating manually."):(t.bufferSubData(n,r.updateRange.offset*r.array.BYTES_PER_ELEMENT,r.array.subarray(r.updateRange.offset,r.updateRange.offset+r.updateRange.count)),r.updateRange.count=0),e.version=r.version}(o,i,n)}return{getAttributeBuffer:function(t){return t.isInterleavedBufferAttribute?e.get(t.data).__webglBuffer:e.get(t).__webglBuffer},getWireframeAttribute:function(r){var n=e.get(r);if(void 0!==n.wireframe)return n.wireframe;var o=[],a=r.index,s=r.attributes,u=s.position;if(null!==a)for(var c=a.array,h=0,l=c.length;h<l;h+=3){var f=c[h+0],p=c[h+1],d=c[h+2];o.push(f,p,p,d,d,f)}else for(var c=s.position.array,h=0,l=c.length/3-1;h<l;h+=3){var f=h+0,p=h+1,d=h+2;o.push(f,p,p,d,d,f)}var m=new Ur(new(u.count>65535?Uint32Array:Uint16Array)(o),1);return i(m,t.ELEMENT_ARRAY_BUFFER),n.wireframe=m,m},update:function(e){var r=n.get(e);e.geometry.isGeometry&&r.updateFromObject(e);var o=r.index,a=r.attributes;for(var s in null!==o&&i(o,t.ELEMENT_ARRAY_BUFFER),a)i(a[s],t.ARRAY_BUFFER);var u=r.morphAttributes;for(var s in u)for(var c=u[s],h=0,l=c.length;h<l;h++)i(c[h],t.ARRAY_BUFFER);return r}}}function cn(t,e,r,n,i,o,a){var s=a.memory,u="undefined"!=typeof WebGL2RenderingContext&&t instanceof WebGL2RenderingContext;function c(t,e){if(t.width>e||t.height>e){var r=e/Math.max(t.width,t.height),n=document.createElementNS("http://www.w3.org/1999/xhtml","canvas");n.width=Math.floor(t.width*r),n.height=Math.floor(t.height*r);var i=n.getContext("2d");return i.drawImage(t,0,0,t.width,t.height,0,0,n.width,n.height),console.warn("THREE.WebGLRenderer: image is too big ("+t.width+"x"+t.height+"). 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Texture.wrapS and Texture.wrapT should be set to THREE.ClampToEdgeWrapping.",a),t.texParameteri(r,t.TEXTURE_MAG_FILTER,l(a.magFilter)),t.texParameteri(r,t.TEXTURE_MIN_FILTER,l(a.minFilter)),a.minFilter!==dt&&a.minFilter!==gt&&console.warn("THREE.WebGLRenderer: Texture is not power of two. Texture.minFilter should be set to THREE.NearestFilter or THREE.LinearFilter.",a)),u=e.get("EXT_texture_filter_anisotropic")){if(a.type===Tt&&null===e.get("OES_texture_float_linear"))return;if(a.type===Lt&&null===e.get("OES_texture_half_float_linear"))return;(a.anisotropy>1||n.get(a).__currentAnisotropy)&&(t.texParameterf(r,u.TEXTURE_MAX_ANISOTROPY_EXT,Math.min(a.anisotropy,i.getMaxAnisotropy())),n.get(a).__currentAnisotropy=a.anisotropy)}}function v(e,i,a,s){var u=o(i.texture.format),c=o(i.texture.type);r.texImage2D(s,0,u,i.width,i.height,0,u,c,null),t.bindFramebuffer(t.FRAMEBUFFER,e),t.framebufferTexture2D(t.FRAMEBUFFER,a,s,n.get(i.texture).__webglTexture,0),t.bindFramebuffer(t.FRAMEBUFFER,null)}function g(e,r){t.bindRenderbuffer(t.RENDERBUFFER,e),r.depthBuffer&&!r.stencilBuffer?(t.renderbufferStorage(t.RENDERBUFFER,t.DEPTH_COMPONENT16,r.width,r.height),t.framebufferRenderbuffer(t.FRAMEBUFFER,t.DEPTH_ATTACHMENT,t.RENDERBUFFER,e)):r.depthBuffer&&r.stencilBuffer?(t.renderbufferStorage(t.RENDERBUFFER,t.DEPTH_STENCIL,r.width,r.height),t.framebufferRenderbuffer(t.FRAMEBUFFER,t.DEPTH_STENCIL_ATTACHMENT,t.RENDERBUFFER,e)):t.renderbufferStorage(t.RENDERBUFFER,t.RGBA4,r.width,r.height),t.bindRenderbuffer(t.RENDERBUFFER,null)}function y(e){var r=n.get(e),i=e&&e.isWebGLRenderTargetCube;if(e.depthTexture){if(i)throw new Error("target.depthTexture not supported in Cube render targets");!function(e,r){if(r&&r.isWebGLRenderTargetCube)throw new Error("Depth Texture with cube render targets is not supported!");if(t.bindFramebuffer(t.FRAMEBUFFER,e),!r.depthTexture||!r.depthTexture.isDepthTexture)throw new Error("renderTarget.depthTexture must be an instance of THREE.DepthTexture");n.get(r.depthTexture).__webglTexture&&r.depthTexture.image.width===r.width&&r.depthTexture.image.height===r.height||(r.depthTexture.image.width=r.width,r.depthTexture.image.height=r.height,r.depthTexture.needsUpdate=!0),d(r.depthTexture,0);var i=n.get(r.depthTexture).__webglTexture;if(r.depthTexture.format===Bt)t.framebufferTexture2D(t.FRAMEBUFFER,t.DEPTH_ATTACHMENT,t.TEXTURE_2D,i,0);else{if(r.depthTexture.format!==zt)throw new Error("Unknown depthTexture format");t.framebufferTexture2D(t.FRAMEBUFFER,t.DEPTH_STENCIL_ATTACHMENT,t.TEXTURE_2D,i,0)}}(r.__webglFramebuffer,e)}else if(i){r.__webglDepthbuffer=[];for(var o=0;o<6;o++)t.bindFramebuffer(t.FRAMEBUFFER,r.__webglFramebuffer[o]),r.__webglDepthbuffer[o]=t.createRenderbuffer(),g(r.__webglDepthbuffer[o],e)}else t.bindFramebuffer(t.FRAMEBUFFER,r.__webglFramebuffer),r.__webglDepthbuffer=t.createRenderbuffer(),g(r.__webglDepthbuffer,e);t.bindFramebuffer(t.FRAMEBUFFER,null)}this.setTexture2D=d,this.setTextureCube=function(e,a){var u=n.get(e);if(6===e.image.length)if(e.version>0&&u.__version!==e.version){u.__image__webglTextureCube||(e.addEventListener("dispose",f),u.__image__webglTextureCube=t.createTexture(),s.textures++),r.activeTexture(t.TEXTURE0+a),r.bindTexture(t.TEXTURE_CUBE_MAP,u.__image__webglTextureCube),t.pixelStorei(t.UNPACK_FLIP_Y_WEBGL,e.flipY);for(var l=e&&e.isCompressedTexture,p=e.image[0]&&e.image[0].isDataTexture,d=[],v=0;v<6;v++)d[v]=l||p?p?e.image[v].image:e.image[v]:c(e.image[v],i.maxCubemapSize);var g=d[0],y=h(g),x=o(e.format),w=o(e.type);m(t.TEXTURE_CUBE_MAP,e,y);for(var v=0;v<6;v++)if(l)for(var 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tr(t){t.side===l?Se.disable(nt.CULL_FACE):Se.enable(nt.CULL_FACE),Se.setFlipSided(t.side===h),!0===t.transparent?Se.setBlending(t.blending,t.blendEquation,t.blendSrc,t.blendDst,t.blendEquationAlpha,t.blendSrcAlpha,t.blendDstAlpha,t.premultipliedAlpha):Se.setBlending(g),Se.setDepthFunc(t.depthFunc),Se.setDepthTest(t.depthTest),Se.setDepthWrite(t.depthWrite),Se.setColorWrite(t.colorWrite),Se.setPolygonOffset(t.polygonOffset,t.polygonOffsetFactor,t.polygonOffsetUnits)}function er(t,e,r,n){Qt=0;var i=Ae.get(r);if(fe&&(pe||t!==pt)){var o=t===pt&&r.id===ut;he.setState(r.clippingPlanes,r.clipIntersection,r.clipShadows,t,i,o)}!1===r.needsUpdate&&(void 0===i.program?r.needsUpdate=!0:r.fog&&i.fog!==e?r.needsUpdate=!0:r.lights&&i.lightsHash!==ye.hash?r.needsUpdate=!0:void 0===i.numClippingPlanes||i.numClippingPlanes===he.numPlanes&&i.numIntersection===he.numIntersection||(r.needsUpdate=!0)),r.needsUpdate&&(function(t,e,r){var n=Ae.get(t),i=Re.getParameters(t,ye,e,he.numPlanes,he.numIntersection,r),o=Re.getProgramCode(t,i),a=n.program,s=!0;if(void 0===a)t.addEventListener("dispose",Ye);else if(a.code!==o)Xe(t);else{if(void 0!==i.shaderID)return;s=!1}if(s){if(i.shaderID){var u=hr[i.shaderID];n.__webglShader={name:t.type,uniforms:or.clone(u.uniforms),vertexShader:u.vertexShader,fragmentShader:u.fragmentShader}}else n.__webglShader={name:t.type,uniforms:t.uniforms,vertexShader:t.vertexShader,fragmentShader:t.fragmentShader};t.__webglShader=n.__webglShader,a=Re.acquireProgram(t,i,o),n.program=a,t.program=a}var c=a.getAttributes();if(t.morphTargets){t.numSupportedMorphTargets=0;for(var h=0;h<it.maxMorphTargets;h++)c["morphTarget"+h]>=0&&t.numSupportedMorphTargets++}if(t.morphNormals){t.numSupportedMorphNormals=0;for(var h=0;h<it.maxMorphNormals;h++)c["morphNormal"+h]>=0&&t.numSupportedMorphNormals++}var l=n.__webglShader.uniforms;(t.isShaderMaterial||t.isRawShaderMaterial)&&!0!==t.clipping||(n.numClippingPlanes=he.numPlanes,n.numIntersection=he.numIntersection,l.clippingPlanes=he.uniform),n.fog=e,n.lightsHash=ye.hash,t.lights&&(l.ambientLightColor.value=ye.ambient,l.directionalLights.value=ye.directional,l.spotLights.value=ye.spot,l.pointLights.value=ye.point,l.hemisphereLights.value=ye.hemi,l.directionalShadowMap.value=ye.directionalShadowMap,l.directionalShadowMatrix.value=ye.directionalShadowMatrix,l.spotShadowMap.value=ye.spotShadowMap,l.spotShadowMatrix.value=ye.spotShadowMatrix,l.pointShadowMap.value=ye.pointShadowMap,l.pointShadowMatrix.value=ye.pointShadowMatrix);var f=n.program.getUniforms(),p=ir.seqWithValue(f.seq,l);n.uniformsList=p}(r,e,n),r.needsUpdate=!1);var a=!1,s=!1,u=!1,c=i.program,h=c.getUniforms(),l=i.__webglShader.uniforms;if(c.id!==ot&&(nt.useProgram(c.program),ot=c.id,a=!0,s=!0,u=!0),r.id!==ut&&(ut=r.id,s=!0),a||t!==pt){if(h.set(nt,t,"projectionMatrix"),Ee.logarithmicDepthBuffer&&h.setValue(nt,"logDepthBufFC",2/(Math.log(t.far+1)/Math.LN2)),t!==pt&&(pt=t,s=!0,u=!0),r.isShaderMaterial||r.isMeshPhongMaterial||r.isMeshStandardMaterial||r.envMap){var f=h.map.cameraPosition;void 0!==f&&f.setValue(nt,ge.setFromMatrixPosition(t.matrixWorld))}(r.isMeshPhongMaterial||r.isMeshLambertMaterial||r.isMeshBasicMaterial||r.isMeshStandardMaterial||r.isShaderMaterial||r.skinning)&&h.setValue(nt,"viewMatrix",t.matrixWorldInverse),h.set(nt,it,"toneMappingExposure"),h.set(nt,it,"toneMappingWhitePoint")}if(r.skinning){h.setOptional(nt,n,"bindMatrix"),h.setOptional(nt,n,"bindMatrixInverse");var p=n.skeleton;p&&(Ee.floatVertexTextures&&p.useVertexTexture?(h.set(nt,p,"boneTexture"),h.set(nt,p,"boneTextureWidth"),h.set(nt,p,"boneTextureHeight")):h.setOptional(nt,p,"boneMatrices"))}return s&&(r.lights&&function(t,e){t.ambientLightColor.needsUpdate=e,t.directionalLights.needsUpdate=e,t.pointLights.needsUpdate=e,t.spotLights.needsUpdate=e,t.hemisphereLights.needsUpdate=e}(l,u),e&&r.fog&&function(t,e){t.fogColor.value=e.color,e.isFog?(t.fogNear.value=e.near,t.fogFar.value=e.far):e.isFogExp2&&(t.fogDensity.value=e.density)}(l,e),(r.isMeshBasicMaterial||r.isMeshLambertMaterial||r.isMeshPhongMaterial||r.isMeshStandardMaterial||r.isMeshDepthMaterial)&&function(t,e){var r;if(t.opacity.value=e.opacity,t.diffuse.value=e.color,e.emissive&&t.emissive.value.copy(e.emissive).multiplyScalar(e.emissiveIntensity),t.map.value=e.map,t.specularMap.value=e.specularMap,t.alphaMap.value=e.alphaMap,e.aoMap&&(t.aoMap.value=e.aoMap,t.aoMapIntensity.value=e.aoMapIntensity),e.map?r=e.map:e.specularMap?r=e.specularMap:e.displacementMap?r=e.displacementMap:e.normalMap?r=e.normalMap:e.bumpMap?r=e.bumpMap:e.roughnessMap?r=e.roughnessMap:e.metalnessMap?r=e.metalnessMap:e.alphaMap?r=e.alphaMap:e.emissiveMap&&(r=e.emissiveMap),void 0!==r){r.isWebGLRenderTarget&&(r=r.texture);var n=r.offset,i=r.repeat;t.offsetRepeat.value.set(n.x,n.y,i.x,i.y)}t.envMap.value=e.envMap,t.flipEnvMap.value=e.envMap&&e.envMap.isCubeTexture?-1:1,t.reflectivity.value=e.reflectivity,t.refractionRatio.value=e.refractionRatio}(l,r),r.isLineBasicMaterial?rr(l,r):r.isLineDashedMaterial?(rr(l,r),function(t,e){t.dashSize.value=e.dashSize,t.totalSize.value=e.dashSize+e.gapSize,t.scale.value=e.scale}(l,r)):r.isPointsMaterial?function(t,e){if(t.diffuse.value=e.color,t.opacity.value=e.opacity,t.size.value=e.size*oe,t.scale.value=.5*ie,t.map.value=e.map,null!==e.map){var r=e.map.offset,n=e.map.repeat;t.offsetRepeat.value.set(r.x,r.y,n.x,n.y)}}(l,r):r.isMeshLambertMaterial?function(t,e){e.lightMap&&(t.lightMap.value=e.lightMap,t.lightMapIntensity.value=e.lightMapIntensity),e.emissiveMap&&(t.emissiveMap.value=e.emissiveMap)}(l,r):r.isMeshPhongMaterial?function(t,e){t.specular.value=e.specular,t.shininess.value=Math.max(e.shininess,1e-4),e.lightMap&&(t.lightMap.value=e.lightMap,t.lightMapIntensity.value=e.lightMapIntensity),e.emissiveMap&&(t.emissiveMap.value=e.emissiveMap),e.bumpMap&&(t.bumpMap.value=e.bumpMap,t.bumpScale.value=e.bumpScale),e.normalMap&&(t.normalMap.value=e.normalMap,t.normalScale.value.copy(e.normalScale)),e.displacementMap&&(t.displacementMap.value=e.displacementMap,t.displacementScale.value=e.displacementScale,t.displacementBias.value=e.displacementBias)}(l,r):r.isMeshPhysicalMaterial?function(t,e){t.clearCoat.value=e.clearCoat,t.clearCoatRoughness.value=e.clearCoatRoughness,nr(t,e)}(l,r):r.isMeshStandardMaterial?nr(l,r):r.isMeshDepthMaterial?r.displacementMap&&(l.displacementMap.value=r.displacementMap,l.displacementScale.value=r.displacementScale,l.displacementBias.value=r.displacementBias):r.isMeshNormalMaterial&&(l.opacity.value=r.opacity),ir.upload(nt,i.uniformsList,l,it)),h.set(nt,n,"modelViewMatrix"),h.set(nt,n,"normalMatrix"),h.setValue(nt,"modelMatrix",n.matrixWorld),c}function rr(t,e){t.diffuse.value=e.color,t.opacity.value=e.opacity}function nr(t,e){t.roughness.value=e.roughness,t.metalness.value=e.metalness,e.roughnessMap&&(t.roughnessMap.value=e.roughnessMap),e.metalnessMap&&(t.metalnessMap.value=e.metalnessMap),e.lightMap&&(t.lightMap.value=e.lightMap,t.lightMapIntensity.value=e.lightMapIntensity),e.emissiveMap&&(t.emissiveMap.value=e.emissiveMap),e.bumpMap&&(t.bumpMap.value=e.bumpMap,t.bumpScale.value=e.bumpScale),e.normalMap&&(t.normalMap.value=e.normalMap,t.normalScale.value.copy(e.normalScale)),e.displacementMap&&(t.displacementMap.value=e.displacementMap,t.displacementScale.value=e.displacementScale,t.displacementBias.value=e.displacementBias),e.envMap&&(t.envMapIntensity.value=e.envMapIntensity)}function ar(t){var e;if(t===ht)return nt.REPEAT;if(t===lt)return nt.CLAMP_TO_EDGE;if(t===ft)return nt.MIRRORED_REPEAT;if(t===dt)return nt.NEAREST;if(t===mt)return nt.NEAREST_MIPMAP_NEAREST;if(t===vt)return nt.NEAREST_MIPMAP_LINEAR;if(t===gt)return 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nt.ONE_MINUS_SRC_ALPHA;if(t===U)return nt.DST_ALPHA;if(t===O)return nt.ONE_MINUS_DST_ALPHA;if(t===D)return nt.DST_COLOR;if(t===k)return nt.ONE_MINUS_DST_COLOR;if(t===B)return nt.SRC_ALPHA_SATURATE;if((t===jt||t===Gt||t===Vt||t===Ht)&&null!==(e=_e.get("WEBGL_compressed_texture_s3tc"))){if(t===jt)return e.COMPRESSED_RGB_S3TC_DXT1_EXT;if(t===Gt)return e.COMPRESSED_RGBA_S3TC_DXT1_EXT;if(t===Vt)return e.COMPRESSED_RGBA_S3TC_DXT3_EXT;if(t===Ht)return e.COMPRESSED_RGBA_S3TC_DXT5_EXT}if((t===Wt||t===Yt||t===Xt||t===qt)&&null!==(e=_e.get("WEBGL_compressed_texture_pvrtc"))){if(t===Wt)return e.COMPRESSED_RGB_PVRTC_4BPPV1_IMG;if(t===Yt)return e.COMPRESSED_RGB_PVRTC_2BPPV1_IMG;if(t===Xt)return e.COMPRESSED_RGBA_PVRTC_4BPPV1_IMG;if(t===qt)return e.COMPRESSED_RGBA_PVRTC_2BPPV1_IMG}if(t===Zt&&null!==(e=_e.get("WEBGL_compressed_texture_etc1")))return e.COMPRESSED_RGB_ETC1_WEBGL;if((t===T||t===L)&&null!==(e=_e.get("EXT_blend_minmax"))){if(t===T)return e.MIN_EXT;if(t===L)return e.MAX_EXT}return t===It&&null!==(e=_e.get("WEBGL_depth_texture"))?e.UNSIGNED_INT_24_8_WEBGL:0}this.getContext=function(){return nt},this.getContextAttributes=function(){return nt.getContextAttributes()},this.forceContextLoss=function(){_e.get("WEBGL_lose_context").loseContext()},this.getMaxAnisotropy=function(){return Ee.getMaxAnisotropy()},this.getPrecision=function(){return Ee.precision},this.getPixelRatio=function(){return oe},this.setPixelRatio=function(t){void 0!==t&&(oe=t,this.setSize(ue.z,ue.w,!1))},this.getSize=function(){return{width:ne,height:ie}},this.setSize=function(t,r,n){ne=t,ie=r,e.width=t*oe,e.height=r*oe,!1!==n&&(e.style.width=t+"px",e.style.height=r+"px"),this.setViewport(0,0,t,r)},this.setViewport=function(t,e,r,n){Se.viewport(ue.set(t,e,r,n))},this.setScissor=function(t,e,r,n){Se.scissor(ae.set(t,e,r,n))},this.setScissorTest=function(t){Se.setScissorTest(se=t)},this.getClearColor=function(){return ee},this.setClearColor=function(t,e){ee.set(t),re=void 0!==e?e:1,Be(ee.r,ee.g,ee.b,re)},this.getClearAlpha=function(){return re},this.setClearAlpha=function(t){re=t,Be(ee.r,ee.g,ee.b,re)},this.clear=function(t,e,r){var n=0;(void 0===t||t)&&(n|=nt.COLOR_BUFFER_BIT),(void 0===e||e)&&(n|=nt.DEPTH_BUFFER_BIT),(void 0===r||r)&&(n|=nt.STENCIL_BUFFER_BIT),nt.clear(n)},this.clearColor=function(){this.clear(!0,!1,!1)},this.clearDepth=function(){this.clear(!1,!0,!1)},this.clearStencil=function(){this.clear(!1,!1,!0)},this.clearTarget=function(t,e,r,n){this.setRenderTarget(t),this.clear(e,r,n)},this.resetGLState=je,this.dispose=function(){Q=[],$=-1,Z=[],J=-1,e.removeEventListener("webglcontextlost",We,!1)},this.renderBufferImmediate=function(t,e,r){Se.initAttributes();var n=Ae.get(t);t.hasPositions&&!n.position&&(n.position=nt.createBuffer()),t.hasNormals&&!n.normal&&(n.normal=nt.createBuffer()),t.hasUvs&&!n.uv&&(n.uv=nt.createBuffer()),t.hasColors&&!n.color&&(n.color=nt.createBuffer());var i=e.getAttributes();if(t.hasPositions&&(nt.bindBuffer(nt.ARRAY_BUFFER,n.position),nt.bufferData(nt.ARRAY_BUFFER,t.positionArray,nt.DYNAMIC_DRAW),Se.enableAttribute(i.position),nt.vertexAttribPointer(i.position,3,nt.FLOAT,!1,0,0)),t.hasNormals){if(nt.bindBuffer(nt.ARRAY_BUFFER,n.normal),!r.isMeshPhongMaterial&&!r.isMeshStandardMaterial&&r.shading===f)for(var o=0,a=3*t.count;o<a;o+=9){var s=t.normalArray,u=(s[o+0]+s[o+3]+s[o+6])/3,c=(s[o+1]+s[o+4]+s[o+7])/3,h=(s[o+2]+s[o+5]+s[o+8])/3;s[o+0]=u,s[o+1]=c,s[o+2]=h,s[o+3]=u,s[o+4]=c,s[o+5]=h,s[o+6]=u,s[o+7]=c,s[o+8]=h}nt.bufferData(nt.ARRAY_BUFFER,t.normalArray,nt.DYNAMIC_DRAW),Se.enableAttribute(i.normal),nt.vertexAttribPointer(i.normal,3,nt.FLOAT,!1,0,0)}t.hasUvs&&r.map&&(nt.bindBuffer(nt.ARRAY_BUFFER,n.uv),nt.bufferData(nt.ARRAY_BUFFER,t.uvArray,nt.DYNAMIC_DRAW),Se.enableAttribute(i.uv),nt.vertexAttribPointer(i.uv,2,nt.FLOAT,!1,0,0)),t.hasColors&&r.vertexColors!==d&&(nt.bindBuffer(nt.ARRAY_BUFFER,n.color),nt.bufferData(nt.ARRAY_BUFFER,t.colorArray,nt.DYNAMIC_DRAW),Se.enableAttribute(i.color),nt.vertexAttribPointer(i.color,3,nt.FLOAT,!1,0,0)),Se.disableUnusedAttributes(),nt.drawArrays(nt.TRIANGLES,0,t.count),t.count=0},this.renderBufferDirect=function(t,e,r,n,i,o){tr(n);var a=er(t,e,n,i),s=!1,u=r.id+"_"+a.id+"_"+n.wireframe;u!==ct&&(ct=u,s=!0);var c=i.morphTargetInfluences;if(void 0!==c){for(var h=[],l=0,f=c.length;l<f;l++){var p=c[l];h.push([p,l])}h.sort(qe),h.length>8&&(h.length=8);for(var d=r.morphAttributes,l=0,f=h.length;l<f;l++){var p=h[l];if(tt[l]=p[0],0!==p[0]){var m=p[1];!0===n.morphTargets&&d.position&&r.addAttribute("morphTarget"+l,d.position[m]),!0===n.morphNormals&&d.normal&&r.addAttribute("morphNormal"+l,d.normal[m])}else!0===n.morphTargets&&r.removeAttribute("morphTarget"+l),!0===n.morphNormals&&r.removeAttribute("morphNormal"+l)}for(var l=h.length,v=tt.length;l<v;l++)tt[l]=0;a.getUniforms().setValue(nt,"morphTargetInfluences",tt),s=!0}var g,m=r.index,y=r.attributes.position,x=1;!0===n.wireframe&&(m=Le.getWireframeAttribute(r),x=2),null!==m?(g=Ie).setIndex(m):g=Pe,s&&(function(t,e,r,n){var i;if(r&&r.isInstancedBufferGeometry&&null===(i=_e.get("ANGLE_instanced_arrays")))console.error("THREE.WebGLRenderer.setupVertexAttributes: using THREE.InstancedBufferGeometry but hardware does not support extension ANGLE_instanced_arrays.");else{void 0===n&&(n=0),Se.initAttributes();var o=r.attributes,a=e.getAttributes(),s=t.defaultAttributeValues;for(var u in a){var c=a[u];if(c>=0){var h=o[u];if(void 0!==h){var l=nt.FLOAT,f=h.array,p=h.normalized;f instanceof Float32Array?l=nt.FLOAT:f instanceof Float64Array?console.warn("Unsupported data buffer format: Float64Array"):f instanceof Uint16Array?l=nt.UNSIGNED_SHORT:f instanceof Int16Array?l=nt.SHORT:f instanceof Uint32Array?l=nt.UNSIGNED_INT:f instanceof Int32Array?l=nt.INT:f instanceof Int8Array?l=nt.BYTE:f instanceof Uint8Array&&(l=nt.UNSIGNED_BYTE);var d=h.itemSize,m=Le.getAttributeBuffer(h);if(h.isInterleavedBufferAttribute){var v=h.data,g=v.stride,y=h.offset;v&&v.isInstancedInterleavedBuffer?(Se.enableAttributeAndDivisor(c,v.meshPerAttribute,i),void 0===r.maxInstancedCount&&(r.maxInstancedCount=v.meshPerAttribute*v.count)):Se.enableAttribute(c),nt.bindBuffer(nt.ARRAY_BUFFER,m),nt.vertexAttribPointer(c,d,l,p,g*v.array.BYTES_PER_ELEMENT,(n*g+y)*v.array.BYTES_PER_ELEMENT)}else h.isInstancedBufferAttribute?(Se.enableAttributeAndDivisor(c,h.meshPerAttribute,i),void 0===r.maxInstancedCount&&(r.maxInstancedCount=h.meshPerAttribute*h.count)):Se.enableAttribute(c),nt.bindBuffer(nt.ARRAY_BUFFER,m),nt.vertexAttribPointer(c,d,l,p,0,n*d*h.array.BYTES_PER_ELEMENT)}else if(void 0!==s){var x=s[u];if(void 0!==x)switch(x.length){case 2:nt.vertexAttrib2fv(c,x);break;case 3:nt.vertexAttrib3fv(c,x);break;case 4:nt.vertexAttrib4fv(c,x);break;default:nt.vertexAttrib1fv(c,x)}}}}Se.disableUnusedAttributes()}}(n,a,r),null!==m&&nt.bindBuffer(nt.ELEMENT_ARRAY_BUFFER,Le.getAttributeBuffer(m)));var w=0;null!==m?w=m.count:void 0!==y&&(w=y.count);var b=r.drawRange.start*x,M=r.drawRange.count*x,_=null!==o?o.start*x:0,E=null!==o?o.count*x:1/0,S=Math.max(b,_),A=Math.min(w,b+M,_+E)-1,T=Math.max(0,A-S+1);if(0!==T){if(i.isMesh)if(!0===n.wireframe)Se.setLineWidth(n.wireframeLinewidth*ke()),g.setMode(nt.LINES);else switch(i.drawMode){case Kt:g.setMode(nt.TRIANGLES);break;case $t:g.setMode(nt.TRIANGLE_STRIP);break;case te:g.setMode(nt.TRIANGLE_FAN)}else if(i.isLine){var L=n.linewidth;void 0===L&&(L=1),Se.setLineWidth(L*ke()),i.isLineSegments?g.setMode(nt.LINES):g.setMode(nt.LINE_STRIP)}else i.isPoints&&g.setMode(nt.POINTS);r&&r.isInstancedBufferGeometry?r.maxInstancedCount>0&&g.renderInstances(r,S,T):g.render(S,T)}},this.render=function(t,e,r,n){if(void 0===e||!0===e.isCamera){ct="",ut=-1,pt=null,!0===t.autoUpdate&&t.updateMatrixWorld(),null===e.parent&&e.updateMatrixWorld(),e.matrixWorldInverse.getInverse(e.matrixWorld),ve.multiplyMatrices(e.projectionMatrix,e.matrixWorldInverse),ce.setFromMatrix(ve),q.length=0,J=-1,$=-1,et.length=0,rt.length=0,pe=this.localClippingEnabled,fe=he.init(this.clippingPlanes,pe,e),function t(e,r){if(!1!==e.visible){var n=0!=(e.layers.mask&r.layers.mask);if(n)if(e.isLight)q.push(e);else if(e.isSprite)!1!==e.frustumCulled&&!0!==function(t){return de.center.set(0,0,0),de.radius=.7071067811865476,de.applyMatrix4(t.matrixWorld),Ke(de)}(e)||et.push(e);else if(e.isLensFlare)rt.push(e);else if(e.isImmediateRenderObject)!0===it.sortObjects&&(ge.setFromMatrixPosition(e.matrixWorld),ge.applyProjection(ve)),Qe(e,null,e.material,ge.z,null);else if((e.isMesh||e.isLine||e.isPoints)&&(e.isSkinnedMesh&&e.skeleton.update(),!1===e.frustumCulled||!0===function(t){var e=t.geometry;return null===e.boundingSphere&&e.computeBoundingSphere(),de.copy(e.boundingSphere).applyMatrix4(t.matrixWorld),Ke(de)}(e))){var i=e.material;if(!0===i.visible){!0===it.sortObjects&&(ge.setFromMatrixPosition(e.matrixWorld),ge.applyProjection(ve));var o=Le.update(e);if(i.isMultiMaterial)for(var a=o.groups,s=i.materials,u=0,c=a.length;u<c;u++){var h=a[u],l=s[h.materialIndex];!0===l.visible&&Qe(e,o,l,ge.z,h)}else Qe(e,o,i,ge.z,null)}}for(var f=e.children,u=0,c=f.length;u<c;u++)t(f[u],r)}}(t,e),Z.length=J+1,Q.length=$+1,!0===it.sortObjects&&(Z.sort(Ze),Q.sort(Je)),fe&&he.beginShadows(),function(t){for(var e=0,r=0,n=t.length;r<n;r++){var i=t[r];i.castShadow&&(ye.shadows[e++]=i)}ye.shadows.length=e}(q),Ge.render(t,e),function(t,e){var r,n,i,o,a,s,u,c=0,h=0,l=0,f=e.matrixWorldInverse,p=0,d=0,m=0,v=0;for(r=0,n=t.length;r<n;r++)if(i=t[r],o=i.color,a=i.intensity,s=i.distance,u=i.shadow&&i.shadow.map?i.shadow.map.texture:null,i.isAmbientLight)c+=o.r*a,h+=o.g*a,l+=o.b*a;else if(i.isDirectionalLight){var g=Ce.get(i);g.color.copy(i.color).multiplyScalar(i.intensity),g.direction.setFromMatrixPosition(i.matrixWorld),ge.setFromMatrixPosition(i.target.matrixWorld),g.direction.sub(ge),g.direction.transformDirection(f),g.shadow=i.castShadow,i.castShadow&&(g.shadowBias=i.shadow.bias,g.shadowRadius=i.shadow.radius,g.shadowMapSize=i.shadow.mapSize),ye.directionalShadowMap[p]=u,ye.directionalShadowMatrix[p]=i.shadow.matrix,ye.directional[p++]=g}else if(i.isSpotLight){var g=Ce.get(i);g.position.setFromMatrixPosition(i.matrixWorld),g.position.applyMatrix4(f),g.color.copy(o).multiplyScalar(a),g.distance=s,g.direction.setFromMatrixPosition(i.matrixWorld),ge.setFromMatrixPosition(i.target.matrixWorld),g.direction.sub(ge),g.direction.transformDirection(f),g.coneCos=Math.cos(i.angle),g.penumbraCos=Math.cos(i.angle*(1-i.penumbra)),g.decay=0===i.distance?0:i.decay,g.shadow=i.castShadow,i.castShadow&&(g.shadowBias=i.shadow.bias,g.shadowRadius=i.shadow.radius,g.shadowMapSize=i.shadow.mapSize),ye.spotShadowMap[m]=u,ye.spotShadowMatrix[m]=i.shadow.matrix,ye.spot[m++]=g}else if(i.isPointLight){var g=Ce.get(i);g.position.setFromMatrixPosition(i.matrixWorld),g.position.applyMatrix4(f),g.color.copy(i.color).multiplyScalar(i.intensity),g.distance=i.distance,g.decay=0===i.distance?0:i.decay,g.shadow=i.castShadow,i.castShadow&&(g.shadowBias=i.shadow.bias,g.shadowRadius=i.shadow.radius,g.shadowMapSize=i.shadow.mapSize),ye.pointShadowMap[d]=u,void 0===ye.pointShadowMatrix[d]&&(ye.pointShadowMatrix[d]=new we),ge.setFromMatrixPosition(i.matrixWorld).negate(),ye.pointShadowMatrix[d].identity().setPosition(ge),ye.point[d++]=g}else if(i.isHemisphereLight){var g=Ce.get(i);g.direction.setFromMatrixPosition(i.matrixWorld),g.direction.transformDirection(f),g.direction.normalize(),g.skyColor.copy(i.color).multiplyScalar(a),g.groundColor.copy(i.groundColor).multiplyScalar(a),ye.hemi[v++]=g}ye.ambient[0]=c,ye.ambient[1]=h,ye.ambient[2]=l,ye.directional.length=p,ye.spot.length=m,ye.point.length=d,ye.hemi.length=v,ye.hash=p+","+d+","+m+","+v+","+ye.shadows.length}(q,e),fe&&he.endShadows(),be.calls=0,be.vertices=0,be.faces=0,be.points=0,void 0===r&&(r=null),this.setRenderTarget(r);var i=t.background;if(null===i?Be(ee.r,ee.g,ee.b,re):i&&i.isColor&&(Be(i.r,i.g,i.b,1),n=!0),(this.autoClear||n)&&this.clear(this.autoClearColor,this.autoClearDepth,this.autoClearStencil),i&&i.isCubeTexture?(Fe.projectionMatrix.copy(e.projectionMatrix),Fe.matrixWorld.extractRotation(e.matrixWorld),Fe.matrixWorldInverse.getInverse(Fe.matrixWorld),De.material.uniforms.tCube.value=i,De.modelViewMatrix.multiplyMatrices(Fe.matrixWorldInverse,De.matrixWorld),Le.update(De),it.renderBufferDirect(Fe,null,De.geometry,De.material,De,null)):i&&i.isTexture&&(Ue.material.map=i,Le.update(Ue),it.renderBufferDirect(Ne,null,Ue.geometry,Ue.material,Ue,null)),t.overrideMaterial){var o=t.overrideMaterial;$e(Z,t,e,o),$e(Q,t,e,o)}else Se.setBlending(g),$e(Z,t,e),$e(Q,t,e);Ve.render(t,e),He.render(t,e,Jt),r&&Te.updateRenderTargetMipmap(r),Se.setDepthTest(!0),Se.setDepthWrite(!0),Se.setColorWrite(!0)}else console.error("THREE.WebGLRenderer.render: camera is not an instance of THREE.Camera.")},this.setFaceCulling=function(t,e){Se.setCullFace(t),Se.setFlipSided(e===a)},this.allocTextureUnit=function(){var t=Qt;return t>=Ee.maxTextures&&console.warn("WebGLRenderer: trying to use "+t+" texture units while this GPU supports only "+Ee.maxTextures),Qt+=1,t},this.setTexture2D=function(){var t=!1;return function(e,r){e&&e.isWebGLRenderTarget&&(t||(console.warn("THREE.WebGLRenderer.setTexture2D: don't use render targets as textures. Use their .texture property instead."),t=!0),e=e.texture),Te.setTexture2D(e,r)}}(),this.setTexture=function(){var t=!1;return function(e,r){t||(console.warn("THREE.WebGLRenderer: .setTexture is deprecated, use setTexture2D instead."),t=!0),Te.setTexture2D(e,r)}}(),this.setTextureCube=function(){var t=!1;return function(e,r){e&&e.isWebGLRenderTargetCube&&(t||(console.warn("THREE.WebGLRenderer.setTextureCube: don't use cube render targets as textures. Use their .texture property instead."),t=!0),e=e.texture),e&&e.isCubeTexture||Array.isArray(e.image)&&6===e.image.length?Te.setTextureCube(e,r):Te.setTextureCubeDynamic(e,r)}}(),this.getCurrentRenderTarget=function(){return at},this.setRenderTarget=function(t){at=t,t&&void 0===Ae.get(t).__webglFramebuffer&&Te.setupRenderTarget(t);var e,r=t&&t.isWebGLRenderTargetCube;if(t){var n=Ae.get(t);e=r?n.__webglFramebuffer[t.activeCubeFace]:n.__webglFramebuffer,wt.copy(t.scissor),kt=t.scissorTest,Jt.copy(t.viewport)}else e=null,wt.copy(ae).multiplyScalar(oe),kt=se,Jt.copy(ue).multiplyScalar(oe);if(st!==e&&(nt.bindFramebuffer(nt.FRAMEBUFFER,e),st=e),Se.scissor(wt),Se.setScissorTest(kt),Se.viewport(Jt),r){var i=Ae.get(t.texture);nt.framebufferTexture2D(nt.FRAMEBUFFER,nt.COLOR_ATTACHMENT0,nt.TEXTURE_CUBE_MAP_POSITIVE_X+t.activeCubeFace,i.__webglTexture,t.activeMipMapLevel)}},this.readRenderTargetPixels=function(t,e,r,n,i,o){if(!1!==(t&&t.isWebGLRenderTarget)){var a=Ae.get(t).__webglFramebuffer;if(a){var s=!1;a!==st&&(nt.bindFramebuffer(nt.FRAMEBUFFER,a),s=!0);try{var u=t.texture,c=u.format,h=u.type;if(c!==Ut&&ar(c)!==nt.getParameter(nt.IMPLEMENTATION_COLOR_READ_FORMAT))return void console.error("THREE.WebGLRenderer.readRenderTargetPixels: renderTarget is not in RGBA or implementation defined format.");if(!(h===bt||ar(h)===nt.getParameter(nt.IMPLEMENTATION_COLOR_READ_TYPE)||h===Tt&&(_e.get("OES_texture_float")||_e.get("WEBGL_color_buffer_float"))||h===Lt&&_e.get("EXT_color_buffer_half_float")))return void console.error("THREE.WebGLRenderer.readRenderTargetPixels: renderTarget is not in UnsignedByteType or implementation defined type.");nt.checkFramebufferStatus(nt.FRAMEBUFFER)===nt.FRAMEBUFFER_COMPLETE?e>=0&&e<=t.width-n&&r>=0&&r<=t.height-i&&nt.readPixels(e,r,n,i,ar(c),ar(h),o):console.error("THREE.WebGLRenderer.readRenderTargetPixels: readPixels from renderTarget failed. Framebuffer not complete.")}finally{s&&nt.bindFramebuffer(nt.FRAMEBUFFER,st)}}}else console.error("THREE.WebGLRenderer.readRenderTargetPixels: renderTarget is not THREE.WebGLRenderTarget.")}}function ln(t,e){this.name="",this.color=new sr(t),this.density=void 0!==e?e:25e-5}function fn(t,e,r){this.name="",this.color=new sr(t),this.near=void 0!==e?e:1,this.far=void 0!==r?r:1e3}function pn(){Lr.call(this),this.type="Scene",this.background=null,this.fog=null,this.overrideMaterial=null,this.autoUpdate=!0}function dn(t,e,r,n,i){Lr.call(this),this.lensFlares=[],this.positionScreen=new xe,this.customUpdateCallback=void 0,void 0!==t&&this.add(t,e,r,n,i)}function mn(t){dr.call(this),this.type="SpriteMaterial",this.color=new sr(16777215),this.map=null,this.rotation=0,this.fog=!1,this.lights=!1,this.setValues(t)}function vn(t){Lr.call(this),this.type="Sprite",this.material=void 0!==t?t:new mn}function gn(){Lr.call(this),this.type="LOD",Object.defineProperties(this,{levels:{enumerable:!0,value:[]}})}function yn(t,e,r,n,i,o,a,s,u,c,h,l){fe.call(this,null,o,a,s,u,c,n,i,h,l),this.image={data:t,width:e,height:r},this.magFilter=void 0!==u?u:dt,this.minFilter=void 0!==c?c:dt,this.generateMipmaps=!1,this.flipY=!1,this.unpackAlignment=1}function xn(t,e,r){if(this.useVertexTexture=void 0===r||r,this.identityMatrix=new we,t=t||[],this.bones=t.slice(0),this.useVertexTexture){var n=Math.sqrt(4*this.bones.length);n=he.nextPowerOfTwo(Math.ceil(n)),n=Math.max(n,4),this.boneTextureWidth=n,this.boneTextureHeight=n,this.boneMatrices=new Float32Array(this.boneTextureWidth*this.boneTextureHeight*4),this.boneTexture=new yn(this.boneMatrices,this.boneTextureWidth,this.boneTextureHeight,Ut,Tt)}else this.boneMatrices=new Float32Array(16*this.bones.length);if(void 0===e)this.calculateInverses();else if(this.bones.length===e.length)this.boneInverses=e.slice(0);else{console.warn("THREE.Skeleton bonInverses is the wrong length."),this.boneInverses=[];for(var i=0,o=this.bones.length;i<o;i++)this.boneInverses.push(new we)}}function wn(t){Lr.call(this),this.type="Bone",this.skin=t}function bn(t,e,r){Hr.call(this,t,e),this.type="SkinnedMesh",this.bindMode="attached",this.bindMatrix=new we,this.bindMatrixInverse=new we;var n=[];if(this.geometry&&void 0!==this.geometry.bones){for(var i,o,a=0,s=this.geometry.bones.length;a<s;++a)o=this.geometry.bones[a],i=new wn(this),n.push(i),i.name=o.name,i.position.fromArray(o.pos),i.quaternion.fromArray(o.rotq),void 0!==o.scl&&i.scale.fromArray(o.scl);for(var a=0,s=this.geometry.bones.length;a<s;++a)-1!==(o=this.geometry.bones[a]).parent&&null!==o.parent&&void 0!==n[o.parent]?n[o.parent].add(n[a]):this.add(n[a])}this.normalizeSkinWeights(),this.updateMatrixWorld(!0),this.bind(new xn(n,void 0,r),this.matrixWorld)}function Mn(t){dr.call(this),this.type="LineBasicMaterial",this.color=new sr(16777215),this.linewidth=1,this.linecap="round",this.linejoin="round",this.lights=!1,this.setValues(t)}function _n(t,e,r){if(1===r)return console.warn("THREE.Line: parameter THREE.LinePieces no longer supported. Created THREE.LineSegments instead."),new En(t,e);Lr.call(this),this.type="Line",this.geometry=void 0!==t?t:new Vr,this.material=void 0!==e?e:new Mn({color:16777215*Math.random()})}function En(t,e){_n.call(this,t,e),this.type="LineSegments"}function Sn(t){dr.call(this),this.type="PointsMaterial",this.color=new sr(16777215),this.map=null,this.size=1,this.sizeAttenuation=!0,this.lights=!1,this.setValues(t)}function An(t,e){Lr.call(this),this.type="Points",this.geometry=void 0!==t?t:new Vr,this.material=void 0!==e?e:new Sn({color:16777215*Math.random()})}function Tn(){Lr.call(this),this.type="Group"}function Ln(t,e,r,n,i,o,a,s,u){fe.call(this,t,e,r,n,i,o,a,s,u),this.generateMipmaps=!1;var c=this;!function e(){requestAnimationFrame(e),t.readyState>=t.HAVE_CURRENT_DATA&&(c.needsUpdate=!0)}()}function Rn(t,e,r,n,i,o,a,s,u,c,h,l){fe.call(this,null,o,a,s,u,c,n,i,h,l),this.image={width:e,height:r},this.mipmaps=t,this.flipY=!1,this.generateMipmaps=!1}function Cn(t,e,r,n,i,o,a,s,u){fe.call(this,t,e,r,n,i,o,a,s,u),this.needsUpdate=!0}function Pn(t,e,r,n,i,o,a,s,u,c){if((c=void 0!==c?c:Bt)!==Bt&&c!==zt)throw new Error("DepthTexture format must be either THREE.DepthFormat or THREE.DepthStencilFormat");fe.call(this,null,n,i,o,a,s,c,r,u),this.image={width:t,height:e},this.type=void 0!==r?r:Et,this.magFilter=void 0!==a?a:dt,this.minFilter=void 0!==s?s:dt,this.flipY=!1,this.generateMipmaps=!1}function In(t){Vr.call(this);var e=[0,0],r={};function n(t,e){return t-e}var i=["a","b","c"];if(t&&t.isGeometry){for(var o=t.vertices,a=t.faces,s=0,u=new Uint32Array(6*a.length),c=0,h=a.length;c<h;c++)for(var l=a[c],f=0;f<3;f++){e[0]=l[i[f]],e[1]=l[i[(f+1)%3]],e.sort(n);var p=e.toString();void 0===r[p]&&(u[2*s]=e[0],u[2*s+1]=e[1],r[p]=!0,s++)}for(var d=new Float32Array(2*s*3),c=0,h=s;c<h;c++)for(var f=0;f<2;f++){var m=o[u[2*c+f]],v=6*c+3*f;d[v+0]=m.x,d[v+1]=m.y,d[v+2]=m.z}this.addAttribute("position",new Ur(d,3))}else if(t&&t.isBufferGeometry)if(null!==t.index){var g=t.index.array,o=t.attributes.position,y=t.groups,s=0;0===y.length&&t.addGroup(0,g.length);for(var u=new Uint32Array(2*g.length),x=0,w=y.length;x<w;++x)for(var b=y[x],M=b.start,_=b.count,c=M,E=M+_;c<E;c+=3)for(var f=0;f<3;f++){e[0]=g[c+f],e[1]=g[c+(f+1)%3],e.sort(n);var p=e.toString();void 0===r[p]&&(u[2*s]=e[0],u[2*s+1]=e[1],r[p]=!0,s++)}for(var d=new Float32Array(2*s*3),c=0,h=s;c<h;c++)for(var f=0;f<2;f++){var v=6*c+3*f,S=u[2*c+f];d[v+0]=o.getX(S),d[v+1]=o.getY(S),d[v+2]=o.getZ(S)}this.addAttribute("position",new Ur(d,3))}else{for(var o=t.attributes.position.array,s=o.length/3,A=s/3,d=new Float32Array(2*s*3),c=0,h=A;c<h;c++)for(var f=0;f<3;f++){var v=18*c+6*f,T=9*c+3*f;d[v+0]=o[T],d[v+1]=o[T+1],d[v+2]=o[T+2];var S=9*c+(f+1)%3*3;d[v+3]=o[S],d[v+4]=o[S+1],d[v+5]=o[S+2]}this.addAttribute("position",new Ur(d,3))}}function Nn(t,e,r){Vr.call(this),this.type="ParametricBufferGeometry",this.parameters={func:t,slices:e,stacks:r};var n,i,o,a,s,u=[],c=[],h=e+1;for(n=0;n<=r;n++)for(s=n/r,i=0;i<=e;i++)o=t(a=i/e,s),u.push(o.x,o.y,o.z),c.push(a,s);var l,f,p,d,m=[];for(n=0;n<r;n++)for(i=0;i<e;i++)l=n*h+i,f=n*h+i+1,p=(n+1)*h+i+1,d=(n+1)*h+i,m.push(l,f,d),m.push(f,p,d);this.setIndex((m.length>65535?Dr:Or)(m,1)),this.addAttribute("position",kr(u,3)),this.addAttribute("uv",kr(c,2)),this.computeVertexNormals()}function Fn(t,e,r){Br.call(this),this.type="ParametricGeometry",this.parameters={func:t,slices:e,stacks:r},this.fromBufferGeometry(new Nn(t,e,r)),this.mergeVertices()}function Un(t,e,r,n){Vr.call(this),this.type="PolyhedronBufferGeometry",this.parameters={vertices:t,indices:e,radius:r,detail:n},r=r||1;var i=[],o=[];function a(t,e,r,n){var i,o,a=Math.pow(2,n),u=[];for(i=0;i<=a;i++){u[i]=[];var c=t.clone().lerp(r,i/a),h=e.clone().lerp(r,i/a),l=a-i;for(o=0;o<=l;o++)u[i][o]=0===o&&i===a?c:c.clone().lerp(h,o/l)}for(i=0;i<a;i++)for(o=0;o<2*(a-i)-1;o++){var f=Math.floor(o/2);o%2==0?(s(u[i][f+1]),s(u[i+1][f]),s(u[i][f])):(s(u[i][f+1]),s(u[i+1][f+1]),s(u[i+1][f]))}}function s(t){i.push(t.x,t.y,t.z)}function u(e,r){var n=3*e;r.x=t[n+0],r.y=t[n+1],r.z=t[n+2]}function c(t,e,r,n){n<0&&1===t.x&&(o[e]=t.x-1),0===r.x&&0===r.z&&(o[e]=n/2/Math.PI+.5)}function h(t){return Math.atan2(t.z,-t.x)}function l(t){return Math.atan2(-t.y,Math.sqrt(t.x*t.x+t.z*t.z))}!function(t){for(var r=new xe,n=new xe,i=new xe,o=0;o<e.length;o+=3)u(e[o+0],r),u(e[o+1],n),u(e[o+2],i),a(r,n,i,t)}(n=n||0),function(t){for(var e=new xe,r=0;r<i.length;r+=3)e.x=i[r+0],e.y=i[r+1],e.z=i[r+2],e.normalize().multiplyScalar(t),i[r+0]=e.x,i[r+1]=e.y,i[r+2]=e.z}(r),function(){for(var t=new xe,e=0;e<i.length;e+=3){t.x=i[e+0],t.y=i[e+1],t.z=i[e+2];var r=h(t)/2/Math.PI+.5,n=l(t)/Math.PI+.5;o.push(r,1-n)}(function(){for(var t=new xe,e=new xe,r=new xe,n=new xe,a=new le,s=new le,u=new le,l=0,f=0;l<i.length;l+=9,f+=6){t.set(i[l+0],i[l+1],i[l+2]),e.set(i[l+3],i[l+4],i[l+5]),r.set(i[l+6],i[l+7],i[l+8]),a.set(o[f+0],o[f+1]),s.set(o[f+2],o[f+3]),u.set(o[f+4],o[f+5]),n.copy(t).add(e).add(r).divideScalar(3);var p=h(n);c(a,f+0,t,p),c(s,f+2,e,p),c(u,f+4,r,p)}})(),function(){for(var t=0;t<o.length;t+=6){var e=o[t+0],r=o[t+2],n=o[t+4],i=Math.max(e,r,n),a=Math.min(e,r,n);i>.9&&a<.1&&(e<.2&&(o[t+0]+=1),r<.2&&(o[t+2]+=1),n<.2&&(o[t+4]+=1))}}()}(),this.addAttribute("position",kr(i,3)),this.addAttribute("normal",kr(i.slice(),3)),this.addAttribute("uv",kr(o,2)),this.normalizeNormals(),this.boundingSphere=new wr(new xe,r)}function On(t,e){Un.call(this,[1,1,1,-1,-1,1,-1,1,-1,1,-1,-1],[2,1,0,0,3,2,1,3,0,2,3,1],t,e),this.type="TetrahedronBufferGeometry",this.parameters={radius:t,detail:e}}function Dn(t,e){Br.call(this),this.type="TetrahedronGeometry",this.parameters={radius:t,detail:e},this.fromBufferGeometry(new On(t,e)),this.mergeVertices()}function kn(t,e){Un.call(this,[1,0,0,-1,0,0,0,1,0,0,-1,0,0,0,1,0,0,-1],[0,2,4,0,4,3,0,3,5,0,5,2,1,2,5,1,5,3,1,3,4,1,4,2],t,e),this.type="OctahedronBufferGeometry",this.parameters={radius:t,detail:e}}function Bn(t,e){Br.call(this),this.type="OctahedronGeometry",this.parameters={radius:t,detail:e},this.fromBufferGeometry(new kn(t,e)),this.mergeVertices()}function zn(t,e){var r=(1+Math.sqrt(5))/2,n=[-1,r,0,1,r,0,-1,-r,0,1,-r,0,0,-1,r,0,1,r,0,-1,-r,0,1,-r,r,0,-1,r,0,1,-r,0,-1,-r,0,1];Un.call(this,n,[0,11,5,0,5,1,0,1,7,0,7,10,0,10,11,1,5,9,5,11,4,11,10,2,10,7,6,7,1,8,3,9,4,3,4,2,3,2,6,3,6,8,3,8,9,4,9,5,2,4,11,6,2,10,8,6,7,9,8,1],t,e),this.type="IcosahedronBufferGeometry",this.parameters={radius:t,detail:e}}function jn(t,e){Br.call(this),this.type="IcosahedronGeometry",this.parameters={radius:t,detail:e},this.fromBufferGeometry(new zn(t,e)),this.mergeVertices()}function Gn(t,e){var r=(1+Math.sqrt(5))/2,n=1/r,i=[-1,-1,-1,-1,-1,1,-1,1,-1,-1,1,1,1,-1,-1,1,-1,1,1,1,-1,1,1,1,0,-n,-r,0,-n,r,0,n,-r,0,n,r,-n,-r,0,-n,r,0,n,-r,0,n,r,0,-r,0,-n,r,0,-n,-r,0,n,r,0,n];Un.call(this,i,[3,11,7,3,7,15,3,15,13,7,19,17,7,17,6,7,6,15,17,4,8,17,8,10,17,10,6,8,0,16,8,16,2,8,2,10,0,12,1,0,1,18,0,18,16,6,10,2,6,2,13,6,13,15,2,16,18,2,18,3,2,3,13,18,1,9,18,9,11,18,11,3,4,14,12,4,12,0,4,0,8,11,9,5,11,5,19,11,19,7,19,5,14,19,14,4,19,4,17,1,12,14,1,14,5,1,5,9],t,e),this.type="DodecahedronBufferGeometry",this.parameters={radius:t,detail:e}}function Vn(t,e){Br.call(this),this.type="DodecahedronGeometry",this.parameters={radius:t,detail:e},this.fromBufferGeometry(new Gn(t,e)),this.mergeVertices()}function Hn(t,e,r,n){Br.call(this),this.type="PolyhedronGeometry",this.parameters={vertices:t,indices:e,radius:r,detail:n},this.fromBufferGeometry(new Un(t,e,r,n)),this.mergeVertices()}function Wn(t,e,r,n,i){Vr.call(this),this.type="TubeBufferGeometry",this.parameters={path:t,tubularSegments:e,radius:r,radialSegments:n,closed:i},e=e||64,r=r||1,n=n||8,i=i||!1;var o=t.computeFrenetFrames(e,i);this.tangents=o.tangents,this.normals=o.normals,this.binormals=o.binormals;var a,s,u=new xe,c=new xe,h=new le,l=[],f=[],p=[],d=[];function m(i){var a=t.getPointAt(i/e),h=o.normals[i],p=o.binormals[i];for(s=0;s<=n;s++){var d=s/n*Math.PI*2,m=Math.sin(d),v=-Math.cos(d);c.x=v*h.x+m*p.x,c.y=v*h.y+m*p.y,c.z=v*h.z+m*p.z,c.normalize(),f.push(c.x,c.y,c.z),u.x=a.x+r*c.x,u.y=a.y+r*c.y,u.z=a.z+r*c.z,l.push(u.x,u.y,u.z)}}!function(){for(a=0;a<e;a++)m(a);m(!1===i?e:0),function(){for(a=0;a<=e;a++)for(s=0;s<=n;s++)h.x=a/e,h.y=s/n,p.push(h.x,h.y)}(),function(){for(s=1;s<=e;s++)for(a=1;a<=n;a++){var t=(n+1)*(s-1)+(a-1),r=(n+1)*s+(a-1),i=(n+1)*s+a,o=(n+1)*(s-1)+a;d.push(t,r,o),d.push(r,i,o)}}()}(),this.setIndex((d.length>65535?Dr:Or)(d,1)),this.addAttribute("position",kr(l,3)),this.addAttribute("normal",kr(f,3)),this.addAttribute("uv",kr(p,2))}function Yn(t,e,r,n,i,o){Br.call(this),this.type="TubeGeometry",this.parameters={path:t,tubularSegments:e,radius:r,radialSegments:n,closed:i},void 0!==o&&console.warn("THREE.TubeGeometry: taper has been removed.");var a=new Wn(t,e,r,n,i);this.tangents=a.tangents,this.normals=a.normals,this.binormals=a.binormals,this.fromBufferGeometry(a),this.mergeVertices()}function Xn(t,e,r,n,i,o){Vr.call(this),this.type="TorusKnotBufferGeometry",this.parameters={radius:t,tube:e,tubularSegments:r,radialSegments:n,p:i,q:o},t=t||100,e=e||40,r=Math.floor(r)||64,n=Math.floor(n)||8,i=i||2,o=o||3;var a,s,u=(n+1)*(r+1),c=n*r*2*3,h=new Ur(new(c>65535?Uint32Array:Uint16Array)(c),1),l=new Ur(new Float32Array(3*u),3),f=new Ur(new Float32Array(3*u),3),p=new Ur(new Float32Array(2*u),2),d=0,m=0,v=new xe,g=new xe,y=new le,x=new xe,w=new xe,b=new xe,M=new xe,_=new xe;for(a=0;a<=r;++a){var E=a/r*i*Math.PI*2;for(I(E,i,o,t,x),I(E+.01,i,o,t,w),M.subVectors(w,x),_.addVectors(w,x),b.crossVectors(M,_),_.crossVectors(b,M),b.normalize(),_.normalize(),s=0;s<=n;++s){var S=s/n*Math.PI*2,A=-e*Math.cos(S),T=e*Math.sin(S);v.x=x.x+(A*_.x+T*b.x),v.y=x.y+(A*_.y+T*b.y),v.z=x.z+(A*_.z+T*b.z),l.setXYZ(d,v.x,v.y,v.z),g.subVectors(v,x).normalize(),f.setXYZ(d,g.x,g.y,g.z),y.x=a/r,y.y=s/n,p.setXY(d,y.x,y.y),d++}}for(s=1;s<=r;s++)for(a=1;a<=n;a++){var L=(n+1)*(s-1)+(a-1),R=(n+1)*s+(a-1),C=(n+1)*s+a,P=(n+1)*(s-1)+a;h.setX(m,L),m++,h.setX(m,R),m++,h.setX(m,P),m++,h.setX(m,R),m++,h.setX(m,C),m++,h.setX(m,P),m++}function I(t,e,r,n,i){var o=Math.cos(t),a=Math.sin(t),s=r/e*t,u=Math.cos(s);i.x=n*(2+u)*.5*o,i.y=n*(2+u)*a*.5,i.z=n*Math.sin(s)*.5}this.setIndex(h),this.addAttribute("position",l),this.addAttribute("normal",f),this.addAttribute("uv",p)}function qn(t,e,r,n,i,o,a){Br.call(this),this.type="TorusKnotGeometry",this.parameters={radius:t,tube:e,tubularSegments:r,radialSegments:n,p:i,q:o},void 0!==a&&console.warn("THREE.TorusKnotGeometry: heightScale has been deprecated. Use .scale( x, y, z ) instead."),this.fromBufferGeometry(new Xn(t,e,r,n,i,o)),this.mergeVertices()}function Zn(t,e,r,n,i){Vr.call(this),this.type="TorusBufferGeometry",this.parameters={radius:t,tube:e,radialSegments:r,tubularSegments:n,arc:i},t=t||100,e=e||40,r=Math.floor(r)||8,n=Math.floor(n)||6,i=i||2*Math.PI;var o,a,s=(r+1)*(n+1),u=r*n*2*3,c=new(u>65535?Uint32Array:Uint16Array)(u),h=new Float32Array(3*s),l=new Float32Array(3*s),f=new Float32Array(2*s),p=0,d=0,m=0,v=new xe,g=new xe,y=new xe;for(o=0;o<=r;o++)for(a=0;a<=n;a++){var x=a/n*i,w=o/r*Math.PI*2;g.x=(t+e*Math.cos(w))*Math.cos(x),g.y=(t+e*Math.cos(w))*Math.sin(x),g.z=e*Math.sin(w),h[p]=g.x,h[p+1]=g.y,h[p+2]=g.z,v.x=t*Math.cos(x),v.y=t*Math.sin(x),y.subVectors(g,v).normalize(),l[p]=y.x,l[p+1]=y.y,l[p+2]=y.z,f[d]=a/n,f[d+1]=o/r,p+=3,d+=2}for(o=1;o<=r;o++)for(a=1;a<=n;a++){var b=(n+1)*o+a-1,M=(n+1)*(o-1)+a-1,_=(n+1)*(o-1)+a,E=(n+1)*o+a;c[m]=b,c[m+1]=M,c[m+2]=E,c[m+3]=M,c[m+4]=_,c[m+5]=E,m+=6}this.setIndex(new Ur(c,1)),this.addAttribute("position",new Ur(h,3)),this.addAttribute("normal",new Ur(l,3)),this.addAttribute("uv",new Ur(f,2))}function Jn(t,e,r,n,i){Br.call(this),this.type="TorusGeometry",this.parameters={radius:t,tube:e,radialSegments:r,tubularSegments:n,arc:i},this.fromBufferGeometry(new Zn(t,e,r,n,i))}ln.prototype.isFogExp2=!0,ln.prototype.clone=function(){return new ln(this.color.getHex(),this.density)},ln.prototype.toJSON=function(t){return{type:"FogExp2",color:this.color.getHex(),density:this.density}},fn.prototype.isFog=!0,fn.prototype.clone=function(){return new fn(this.color.getHex(),this.near,this.far)},fn.prototype.toJSON=function(t){return{type:"Fog",color:this.color.getHex(),near:this.near,far:this.far}},pn.prototype=Object.create(Lr.prototype),pn.prototype.constructor=pn,pn.prototype.copy=function(t,e){return Lr.prototype.copy.call(this,t,e),null!==t.background&&(this.background=t.background.clone()),null!==t.fog&&(this.fog=t.fog.clone()),null!==t.overrideMaterial&&(this.overrideMaterial=t.overrideMaterial.clone()),this.autoUpdate=t.autoUpdate,this.matrixAutoUpdate=t.matrixAutoUpdate,this},pn.prototype.toJSON=function(t){var e=Lr.prototype.toJSON.call(this,t);return null!==this.background&&(e.object.background=this.background.toJSON(t)),null!==this.fog&&(e.object.fog=this.fog.toJSON()),e},dn.prototype=Object.assign(Object.create(Lr.prototype),{constructor:dn,isLensFlare:!0,copy:function(t){Lr.prototype.copy.call(this,t),this.positionScreen.copy(t.positionScreen),this.customUpdateCallback=t.customUpdateCallback;for(var e=0,r=t.lensFlares.length;e<r;e++)this.lensFlares.push(t.lensFlares[e]);return this},add:function(t,e,r,n,i,o){void 0===e&&(e=-1),void 0===r&&(r=0),void 0===o&&(o=1),void 0===i&&(i=new sr(16777215)),void 0===n&&(n=y),r=Math.min(r,Math.max(0,r)),this.lensFlares.push({texture:t,size:e,distance:r,x:0,y:0,z:0,scale:1,rotation:0,opacity:o,color:i,blending:n})},updateLensFlares:function(){var t,e,r=this.lensFlares.length,n=2*-this.positionScreen.x,i=2*-this.positionScreen.y;for(t=0;t<r;t++)(e=this.lensFlares[t]).x=this.positionScreen.x+n*e.distance,e.y=this.positionScreen.y+i*e.distance,e.wantedRotation=e.x*Math.PI*.25,e.rotation+=.25*(e.wantedRotation-e.rotation)}}),mn.prototype=Object.create(dr.prototype),mn.prototype.constructor=mn,mn.prototype.copy=function(t){return dr.prototype.copy.call(this,t),this.color.copy(t.color),this.map=t.map,this.rotation=t.rotation,this},vn.prototype=Object.assign(Object.create(Lr.prototype),{constructor:vn,isSprite:!0,raycast:function(){var t=new xe;return function(e,r){t.setFromMatrixPosition(this.matrixWorld);var n=e.ray.distanceSqToPoint(t),i=this.scale.x*this.scale.y/4;n>i||r.push({distance:Math.sqrt(n),point:this.position,face:null,object:this})}}(),clone:function(){return new this.constructor(this.material).copy(this)}}),gn.prototype=Object.assign(Object.create(Lr.prototype),{constructor:gn,copy:function(t){Lr.prototype.copy.call(this,t,!1);for(var e=t.levels,r=0,n=e.length;r<n;r++){var i=e[r];this.addLevel(i.object.clone(),i.distance)}return this},addLevel:function(t,e){void 0===e&&(e=0),e=Math.abs(e);for(var r=this.levels,n=0;n<r.length&&!(e<r[n].distance);n++);r.splice(n,0,{distance:e,object:t}),this.add(t)},getObjectForDistance:function(t){for(var e=this.levels,r=1,n=e.length;r<n&&!(t<e[r].distance);r++);return e[r-1].object},raycast:function(){var t=new xe;return function(e,r){t.setFromMatrixPosition(this.matrixWorld);var n=e.ray.origin.distanceTo(t);this.getObjectForDistance(n).raycast(e,r)}}(),update:function(){var t=new xe,e=new xe;return function(r){var n=this.levels;if(n.length>1){t.setFromMatrixPosition(r.matrixWorld),e.setFromMatrixPosition(this.matrixWorld);var i=t.distanceTo(e);n[0].object.visible=!0;for(var o=1,a=n.length;o<a&&i>=n[o].distance;o++)n[o-1].object.visible=!1,n[o].object.visible=!0;for(;o<a;o++)n[o].object.visible=!1}}}(),toJSON:function(t){var e=Lr.prototype.toJSON.call(this,t);e.object.levels=[];for(var r=this.levels,n=0,i=r.length;n<i;n++){var o=r[n];e.object.levels.push({object:o.object.uuid,distance:o.distance})}return e}}),yn.prototype=Object.create(fe.prototype),yn.prototype.constructor=yn,yn.prototype.isDataTexture=!0,Object.assign(xn.prototype,{calculateInverses:function(){this.boneInverses=[];for(var t=0,e=this.bones.length;t<e;t++){var r=new we;this.bones[t]&&r.getInverse(this.bones[t].matrixWorld),this.boneInverses.push(r)}},pose:function(){for(var t,e=0,r=this.bones.length;e<r;e++)(t=this.bones[e])&&t.matrixWorld.getInverse(this.boneInverses[e]);for(var e=0,r=this.bones.length;e<r;e++)(t=this.bones[e])&&(t.parent&&t.parent.isBone?(t.matrix.getInverse(t.parent.matrixWorld),t.matrix.multiply(t.matrixWorld)):t.matrix.copy(t.matrixWorld),t.matrix.decompose(t.position,t.quaternion,t.scale))},update:function(){var t=new we;return function(){for(var e=0,r=this.bones.length;e<r;e++){var n=this.bones[e]?this.bones[e].matrixWorld:this.identityMatrix;t.multiplyMatrices(n,this.boneInverses[e]),t.toArray(this.boneMatrices,16*e)}this.useVertexTexture&&(this.boneTexture.needsUpdate=!0)}}(),clone:function(){return new xn(this.bones,this.boneInverses,this.useVertexTexture)}}),wn.prototype=Object.assign(Object.create(Lr.prototype),{constructor:wn,isBone:!0,copy:function(t){return Lr.prototype.copy.call(this,t),this.skin=t.skin,this}}),bn.prototype=Object.assign(Object.create(Hr.prototype),{constructor:bn,isSkinnedMesh:!0,bind:function(t,e){this.skeleton=t,void 0===e&&(this.updateMatrixWorld(!0),this.skeleton.calculateInverses(),e=this.matrixWorld),this.bindMatrix.copy(e),this.bindMatrixInverse.getInverse(e)},pose:function(){this.skeleton.pose()},normalizeSkinWeights:function(){if(this.geometry&&this.geometry.isGeometry)for(var t=0;t<this.geometry.skinWeights.length;t++){var e=this.geometry.skinWeights[t],r=1/e.lengthManhattan();r!==1/0?e.multiplyScalar(r):e.set(1,0,0,0)}else if(this.geometry&&this.geometry.isBufferGeometry)for(var n=new me,i=this.geometry.attributes.skinWeight,t=0;t<i.count;t++){n.x=i.getX(t),n.y=i.getY(t),n.z=i.getZ(t),n.w=i.getW(t);var r=1/n.lengthManhattan();r!==1/0?n.multiplyScalar(r):n.set(1,0,0,0),i.setXYZW(t,n.x,n.y,n.z,n.w)}},updateMatrixWorld:function(t){Hr.prototype.updateMatrixWorld.call(this,!0),"attached"===this.bindMode?this.bindMatrixInverse.getInverse(this.matrixWorld):"detached"===this.bindMode?this.bindMatrixInverse.getInverse(this.bindMatrix):console.warn("THREE.SkinnedMesh unrecognized bindMode: "+this.bindMode)},clone:function(){return new this.constructor(this.geometry,this.material,this.skeleton.useVertexTexture).copy(this)}}),Mn.prototype=Object.create(dr.prototype),Mn.prototype.constructor=Mn,Mn.prototype.isLineBasicMaterial=!0,Mn.prototype.copy=function(t){return dr.prototype.copy.call(this,t),this.color.copy(t.color),this.linewidth=t.linewidth,this.linecap=t.linecap,this.linejoin=t.linejoin,this},_n.prototype=Object.assign(Object.create(Lr.prototype),{constructor:_n,isLine:!0,raycast:function(){var t=new we,e=new Sr,r=new wr;return function(n,i){var o=n.linePrecision,a=o*o,s=this.geometry,u=this.matrixWorld;if(null===s.boundingSphere&&s.computeBoundingSphere(),r.copy(s.boundingSphere),r.applyMatrix4(u),!1!==n.ray.intersectsSphere(r)){t.getInverse(u),e.copy(n.ray).applyMatrix4(t);var c=new xe,h=new xe,l=new xe,f=new xe,p=this&&this.isLineSegments?2:1;if(s&&s.isBufferGeometry){var d=s.index,m=s.attributes,v=m.position.array;if(null!==d)for(var g=d.array,y=0,x=g.length-1;y<x;y+=p){var w=g[y],b=g[y+1];c.fromArray(v,3*w),h.fromArray(v,3*b);var M=e.distanceSqToSegment(c,h,f,l);if(!(M>a)){f.applyMatrix4(this.matrixWorld);var _=n.ray.origin.distanceTo(f);_<n.near||_>n.far||i.push({distance:_,point:l.clone().applyMatrix4(this.matrixWorld),index:y,face:null,faceIndex:null,object:this})}}else for(var y=0,x=v.length/3-1;y<x;y+=p){c.fromArray(v,3*y),h.fromArray(v,3*y+3);var M=e.distanceSqToSegment(c,h,f,l);if(!(M>a)){f.applyMatrix4(this.matrixWorld);var _=n.ray.origin.distanceTo(f);_<n.near||_>n.far||i.push({distance:_,point:l.clone().applyMatrix4(this.matrixWorld),index:y,face:null,faceIndex:null,object:this})}}}else if(s&&s.isGeometry)for(var E=s.vertices,S=E.length,y=0;y<S-1;y+=p){var M=e.distanceSqToSegment(E[y],E[y+1],f,l);if(!(M>a)){f.applyMatrix4(this.matrixWorld);var _=n.ray.origin.distanceTo(f);_<n.near||_>n.far||i.push({distance:_,point:l.clone().applyMatrix4(this.matrixWorld),index:y,face:null,faceIndex:null,object:this})}}}}}(),clone:function(){return new this.constructor(this.geometry,this.material).copy(this)}}),En.prototype=Object.assign(Object.create(_n.prototype),{constructor:En,isLineSegments:!0}),Sn.prototype=Object.create(dr.prototype),Sn.prototype.constructor=Sn,Sn.prototype.isPointsMaterial=!0,Sn.prototype.copy=function(t){return dr.prototype.copy.call(this,t),this.color.copy(t.color),this.map=t.map,this.size=t.size,this.sizeAttenuation=t.sizeAttenuation,this},An.prototype=Object.assign(Object.create(Lr.prototype),{constructor:An,isPoints:!0,raycast:function(){var t=new we,e=new Sr,r=new wr;return function(n,i){var o=this,a=this.geometry,s=this.matrixWorld,u=n.params.Points.threshold;if(null===a.boundingSphere&&a.computeBoundingSphere(),r.copy(a.boundingSphere),r.applyMatrix4(s),!1!==n.ray.intersectsSphere(r)){t.getInverse(s),e.copy(n.ray).applyMatrix4(t);var c=u/((this.scale.x+this.scale.y+this.scale.z)/3),h=c*c,l=new xe;if(a&&a.isBufferGeometry){var f=a.index,p=a.attributes,d=p.position.array;if(null!==f)for(var m=f.array,v=0,g=m.length;v<g;v++){var y=m[v];l.fromArray(d,3*y),b(l,y)}else for(var v=0,x=d.length/3;v<x;v++)l.fromArray(d,3*v),b(l,v)}else for(var w=a.vertices,v=0,x=w.length;v<x;v++)b(w[v],v)}function b(t,r){var a=e.distanceSqToPoint(t);if(a<h){var u=e.closestPointToPoint(t);u.applyMatrix4(s);var c=n.ray.origin.distanceTo(u);if(c<n.near||c>n.far)return;i.push({distance:c,distanceToRay:Math.sqrt(a),point:u.clone(),index:r,face:null,object:o})}}}}(),clone:function(){return new this.constructor(this.geometry,this.material).copy(this)}}),Tn.prototype=Object.assign(Object.create(Lr.prototype),{constructor:Tn}),Ln.prototype=Object.create(fe.prototype),Ln.prototype.constructor=Ln,Rn.prototype=Object.create(fe.prototype),Rn.prototype.constructor=Rn,Rn.prototype.isCompressedTexture=!0,Cn.prototype=Object.create(fe.prototype),Cn.prototype.constructor=Cn,Pn.prototype=Object.create(fe.prototype),Pn.prototype.constructor=Pn,Pn.prototype.isDepthTexture=!0,In.prototype=Object.create(Vr.prototype),In.prototype.constructor=In,Nn.prototype=Object.create(Vr.prototype),Nn.prototype.constructor=Nn,Fn.prototype=Object.create(Br.prototype),Fn.prototype.constructor=Fn,Un.prototype=Object.create(Vr.prototype),Un.prototype.constructor=Un,On.prototype=Object.create(Un.prototype),On.prototype.constructor=On,Dn.prototype=Object.create(Br.prototype),Dn.prototype.constructor=Dn,kn.prototype=Object.create(Un.prototype),kn.prototype.constructor=kn,Bn.prototype=Object.create(Br.prototype),Bn.prototype.constructor=Bn,zn.prototype=Object.create(Un.prototype),zn.prototype.constructor=zn,jn.prototype=Object.create(Br.prototype),jn.prototype.constructor=jn,Gn.prototype=Object.create(Un.prototype),Gn.prototype.constructor=Gn,Vn.prototype=Object.create(Br.prototype),Vn.prototype.constructor=Vn,Hn.prototype=Object.create(Br.prototype),Hn.prototype.constructor=Hn,Wn.prototype=Object.create(Vr.prototype),Wn.prototype.constructor=Wn,Yn.prototype=Object.create(Br.prototype),Yn.prototype.constructor=Yn,Xn.prototype=Object.create(Vr.prototype),Xn.prototype.constructor=Xn,qn.prototype=Object.create(Br.prototype),qn.prototype.constructor=qn,Zn.prototype=Object.create(Vr.prototype),Zn.prototype.constructor=Zn,Jn.prototype=Object.create(Br.prototype),Jn.prototype.constructor=Jn;var Qn={area:function(t){for(var e=t.length,r=0,n=e-1,i=0;i<e;n=i++)r+=t[n].x*t[i].y-t[i].x*t[n].y;return.5*r},triangulate:function(){function t(t,e,r,n,i,o){var a,s,u,c,h,l,f,p,d,m,v,g,y,x,w,b,M;if(s=t[o[e]].x,u=t[o[e]].y,c=t[o[r]].x,h=t[o[r]].y,l=t[o[n]].x,f=t[o[n]].y,(c-s)*(f-u)-(h-u)*(l-s)<=0)return!1;for(m=l-c,v=f-h,g=s-l,y=u-f,x=c-s,w=h-u,a=0;a<i;a++)if(p=t[o[a]].x,d=t[o[a]].y,!(p===s&&d===u||p===c&&d===h||p===l&&d===f)&&(b=x*(d-u)-w*(p-s),M=g*(d-f)-y*(p-l),m*(d-h)-v*(p-c)>=-Number.EPSILON&&M>=-Number.EPSILON&&b>=-Number.EPSILON))return!1;return!0}return function(e,r){var n=e.length;if(n<3)return null;var i,o,a,s=[],u=[],c=[];if(Qn.area(e)>0)for(o=0;o<n;o++)u[o]=o;else for(o=0;o<n;o++)u[o]=n-1-o;var h=n,l=2*h;for(o=h-1;h>2;){if(l--<=0)return console.warn("THREE.ShapeUtils: Unable to triangulate polygon! in triangulate()"),r?c:s;if(h<=(i=o)&&(i=0),h<=(o=i+1)&&(o=0),h<=(a=o+1)&&(a=0),t(e,i,o,a,h,u)){var f,p,d,m,v;for(f=u[i],p=u[o],d=u[a],s.push([e[f],e[p],e[d]]),c.push([u[i],u[o],u[a]]),m=o,v=o+1;v<h;m++,v++)u[m]=u[v];l=2*--h}}return r?c:s}}(),triangulateShape:function(t,e){function r(t){var e=t.length;e>2&&t[e-1].equals(t[0])&&t.pop()}function n(t,e,r){return t.x!==e.x?t.x<e.x?t.x<=r.x&&r.x<=e.x:e.x<=r.x&&r.x<=t.x:t.y<e.y?t.y<=r.y&&r.y<=e.y:e.y<=r.y&&r.y<=t.y}function i(t,e,r,i,o){var a=e.x-t.x,s=e.y-t.y,u=i.x-r.x,c=i.y-r.y,h=t.x-r.x,l=t.y-r.y,f=s*u-a*c,p=s*h-a*l;if(Math.abs(f)>Number.EPSILON){var d;if(f>0){if(p<0||p>f)return[];if((d=c*h-u*l)<0||d>f)return[]}else{if(p>0||p<f)return[];if((d=c*h-u*l)>0||d<f)return[]}if(0===d)return!o||0!==p&&p!==f?[t]:[];if(d===f)return!o||0!==p&&p!==f?[e]:[];if(0===p)return[r];if(p===f)return[i];var m=d/f;return[{x:t.x+m*a,y:t.y+m*s}]}if(0!==p||c*h!=u*l)return[];var v,g,y,x,w,b,M,_,E=0===a&&0===s,S=0===u&&0===c;return 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l=e+1;return l>c&&(l=0),!!(u=o(r[e],r[h],r[l],n[t]))}function s(t,e){var r,o;for(r=0;r<n.length;r++)if(o=r+1,o%=n.length,i(t,e,n[r],n[o],!0).length>0)return!0;return!1}var u=[];function c(t,r){var n,o,a,s;for(n=0;n<u.length;n++)for(o=e[u[n]],a=0;a<o.length;a++)if(s=a+1,s%=o.length,i(t,r,o[a],o[s],!0).length>0)return!0;return!1}for(var h,l,f,p,d,m,v,g,y,x,w=[],b=0,M=e.length;b<M;b++)u.push(b);for(var _=0,E=2*u.length;u.length>0;){if(--E<0){console.log("Infinite Loop! 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0!==t?(Br.call(this),this.type="ExtrudeGeometry",t=Array.isArray(t)?t:[t],this.addShapeList(t,e),this.computeFaceNormals()):t=[]}function $n(t,e){var r=(e=e||{}).font;if(!1===(r&&r.isFont))return console.error("THREE.TextGeometry: font parameter is not an instance of THREE.Font."),new Br;var n=r.generateShapes(t,e.size,e.curveSegments);e.amount=void 0!==e.height?e.height:50,void 0===e.bevelThickness&&(e.bevelThickness=10),void 0===e.bevelSize&&(e.bevelSize=8),void 0===e.bevelEnabled&&(e.bevelEnabled=!1),Kn.call(this,n,e),this.type="TextGeometry"}function ti(t,e,r,n,i,o,a){Vr.call(this),this.type="SphereBufferGeometry",this.parameters={radius:t,widthSegments:e,heightSegments:r,phiStart:n,phiLength:i,thetaStart:o,thetaLength:a},t=t||50,e=Math.max(3,Math.floor(e)||8),r=Math.max(2,Math.floor(r)||6),n=void 0!==n?n:0,i=void 0!==i?i:2*Math.PI,o=void 0!==o?o:0,a=void 0!==a?a:Math.PI;for(var s=o+a,u=(e+1)*(r+1),c=new Ur(new Float32Array(3*u),3),h=new Ur(new Float32Array(3*u),3),l=new Ur(new 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ri(t,e,r,n,i,o){Vr.call(this),this.type="RingBufferGeometry",this.parameters={innerRadius:t,outerRadius:e,thetaSegments:r,phiSegments:n,thetaStart:i,thetaLength:o},t=t||20,e=e||50,i=void 0!==i?i:0,o=void 0!==o?o:2*Math.PI,r=void 0!==r?Math.max(3,r):8,n=void 0!==n?Math.max(1,n):1;var a,s,u,c=(r+1)*(n+1),h=r*n*2*3,l=new Ur(new(h>65535?Uint32Array:Uint16Array)(h),1),f=new Ur(new Float32Array(3*c),3),p=new Ur(new Float32Array(3*c),3),d=new Ur(new Float32Array(2*c),2),m=0,v=0,g=t,y=(e-t)/n,x=new xe,w=new le;for(s=0;s<=n;s++){for(u=0;u<=r;u++)a=i+u/r*o,x.x=g*Math.cos(a),x.y=g*Math.sin(a),f.setXYZ(m,x.x,x.y,x.z),p.setXYZ(m,0,0,1),w.x=(x.x/e+1)/2,w.y=(x.y/e+1)/2,d.setXY(m,w.x,w.y),m++;g+=y}for(s=0;s<n;s++){var b=s*(r+1);for(u=0;u<r;u++){var M=a=u+b,_=a+r+1,E=a+r+2,S=a+1;l.setX(v,M),v++,l.setX(v,_),v++,l.setX(v,E),v++,l.setX(v,M),v++,l.setX(v,E),v++,l.setX(v,S),v++}}this.setIndex(l),this.addAttribute("position",f),this.addAttribute("normal",p),this.addAttribute("uv",d)}function ni(t,e,r,n,i,o){Br.call(this),this.type="RingGeometry",this.parameters={innerRadius:t,outerRadius:e,thetaSegments:r,phiSegments:n,thetaStart:i,thetaLength:o},this.fromBufferGeometry(new ri(t,e,r,n,i,o))}function ii(t,e,r,n){Br.call(this),this.type="PlaneGeometry",this.parameters={width:t,height:e,widthSegments:r,heightSegments:n},this.fromBufferGeometry(new Yr(t,e,r,n))}function oi(t,e,r,n){Vr.call(this),this.type="LatheBufferGeometry",this.parameters={points:t,segments:e,phiStart:r,phiLength:n},e=Math.floor(e)||12,r=r||0,n=n||2*Math.PI,n=he.clamp(n,0,2*Math.PI);var i,o,a,s=(e+1)*t.length,u=e*t.length*2*3,c=new Ur(new(u>65535?Uint32Array:Uint16Array)(u),1),h=new Ur(new Float32Array(3*s),3),l=new Ur(new Float32Array(2*s),2),f=0,p=0,d=1/e,m=new xe,v=new le;for(o=0;o<=e;o++){var g=r+o*d*n,y=Math.sin(g),x=Math.cos(g);for(a=0;a<=t.length-1;a++)m.x=t[a].x*y,m.y=t[a].y,m.z=t[a].x*x,h.setXYZ(f,m.x,m.y,m.z),v.x=o/e,v.y=a/(t.length-1),l.setXY(f,v.x,v.y),f++}for(o=0;o<e;o++)for(a=0;a<t.length-1;a++){var w=i=a+o*t.length,b=i+t.length,M=i+t.length+1,_=i+1;c.setX(p,w),p++,c.setX(p,b),p++,c.setX(p,_),p++,c.setX(p,b),p++,c.setX(p,M),p++,c.setX(p,_),p++}if(this.setIndex(c),this.addAttribute("position",h),this.addAttribute("uv",l),this.computeVertexNormals(),n===2*Math.PI){var E=this.attributes.normal.array,S=new xe,A=new xe,T=new xe;for(i=e*t.length*3,o=0,a=0;o<t.length;o++,a+=3)S.x=E[a+0],S.y=E[a+1],S.z=E[a+2],A.x=E[i+a+0],A.y=E[i+a+1],A.z=E[i+a+2],T.addVectors(S,A).normalize(),E[a+0]=E[i+a+0]=T.x,E[a+1]=E[i+a+1]=T.y,E[a+2]=E[i+a+2]=T.z}}function ai(t,e,r,n){Br.call(this),this.type="LatheGeometry",this.parameters={points:t,segments:e,phiStart:r,phiLength:n},this.fromBufferGeometry(new oi(t,e,r,n)),this.mergeVertices()}function si(t,e){Br.call(this),this.type="ShapeGeometry",!1===Array.isArray(t)&&(t=[t]),this.addShapeList(t,e),this.computeFaceNormals()}function ui(t,e){Vr.call(this),e=void 0!==e?e:1;var r=Math.cos(he.DEG2RAD*e),n=[0,0],i={};function o(t,e){return t-e}var a,s=["a","b","c"];t&&t.isBufferGeometry?(a=new Br).fromBufferGeometry(t):a=t.clone(),a.mergeVertices(),a.computeFaceNormals();for(var u=a.vertices,c=a.faces,h=0,l=c.length;h<l;h++)for(var f=c[h],p=0;p<3;p++){n[0]=f[s[p]],n[1]=f[s[(p+1)%3]],n.sort(o);var d=n.toString();void 0===i[d]?i[d]={vert1:n[0],vert2:n[1],face1:h,face2:void 0}:i[d].face2=h}var m=[];for(var d in i){var v=i[d];if(void 0===v.face2||c[v.face1].normal.dot(c[v.face2].normal)<=r){var g=u[v.vert1];m.push(g.x),m.push(g.y),m.push(g.z),g=u[v.vert2],m.push(g.x),m.push(g.y),m.push(g.z)}}this.addAttribute("position",new Ur(new Float32Array(m),3))}function ci(t,e,r,n,i,o,a,s){Vr.call(this),this.type="CylinderBufferGeometry",this.parameters={radiusTop:t,radiusBottom:e,height:r,radialSegments:n,heightSegments:i,openEnded:o,thetaStart:a,thetaLength:s};var u=this;t=void 0!==t?t:20,e=void 0!==e?e:20,r=void 0!==r?r:100,n=Math.floor(n)||8,i=Math.floor(i)||1,o=void 0!==o&&o,a=void 0!==a?a:0,s=void 0!==s?s:2*Math.PI;var c=0;!1===o&&(t>0&&c++,e>0&&c++);var h=function(){var t=(n+1)*(i+1);return!1===o&&(t+=(n+1)*c+n*c),t}(),l=function(){var t=n*i*2*3;return!1===o&&(t+=n*c*3),t}(),f=new Ur(new(l>65535?Uint32Array:Uint16Array)(l),1),p=new Ur(new Float32Array(3*h),3),d=new Ur(new Float32Array(3*h),3),m=new Ur(new Float32Array(2*h),2),v=0,g=0,y=[],x=r/2,w=0;function b(r){var i,o,c,h=new le,l=new xe,y=0,b=!0===r?t:e,M=!0===r?1:-1;for(o=v,i=1;i<=n;i++)p.setXYZ(v,0,x*M,0),d.setXYZ(v,0,M,0),h.x=.5,h.y=.5,m.setXY(v,h.x,h.y),v++;for(c=v,i=0;i<=n;i++){var _=i/n,E=_*s+a,S=Math.cos(E),A=Math.sin(E);l.x=b*A,l.y=x*M,l.z=b*S,p.setXYZ(v,l.x,l.y,l.z),d.setXYZ(v,0,M,0),h.x=.5*S+.5,h.y=.5*A*M+.5,m.setXY(v,h.x,h.y),v++}for(i=0;i<n;i++){var T=o+i,L=c+i;!0===r?(f.setX(g,L),g++,f.setX(g,L+1),g++,f.setX(g,T),g++):(f.setX(g,L+1),g++,f.setX(g,L),g++,f.setX(g,T),g++),y+=3}u.addGroup(w,y,!0===r?1:2),w+=y}!function(){var o,c,h=new xe,l=new xe,b=0,M=(e-t)/r;for(c=0;c<=i;c++){var _=[],E=c/i,S=E*(e-t)+t;for(o=0;o<=n;o++){var A=o/n,T=A*s+a,L=Math.sin(T),R=Math.cos(T);l.x=S*L,l.y=-E*r+x,l.z=S*R,p.setXYZ(v,l.x,l.y,l.z),h.set(L,M,R).normalize(),d.setXYZ(v,h.x,h.y,h.z),m.setXY(v,A,1-E),_.push(v),v++}y.push(_)}for(o=0;o<n;o++)for(c=0;c<i;c++){var C=y[c][o],P=y[c+1][o],I=y[c+1][o+1],N=y[c][o+1];f.setX(g,C),g++,f.setX(g,P),g++,f.setX(g,N),g++,f.setX(g,P),g++,f.setX(g,I),g++,f.setX(g,N),g++,b+=6}u.addGroup(w,b,0),w+=b}(),!1===o&&(t>0&&b(!0),e>0&&b(!1)),this.setIndex(f),this.addAttribute("position",p),this.addAttribute("normal",d),this.addAttribute("uv",m)}function hi(t,e,r,n,i,o,a,s){Br.call(this),this.type="CylinderGeometry",this.parameters={radiusTop:t,radiusBottom:e,height:r,radialSegments:n,heightSegments:i,openEnded:o,thetaStart:a,thetaLength:s},this.fromBufferGeometry(new ci(t,e,r,n,i,o,a,s)),this.mergeVertices()}function li(t,e,r,n,i,o,a){hi.call(this,0,t,e,r,n,i,o,a),this.type="ConeGeometry",this.parameters={radius:t,height:e,radialSegments:r,heightSegments:n,openEnded:i,thetaStart:o,thetaLength:a}}function fi(t,e,r,n,i,o,a){ci.call(this,0,t,e,r,n,i,o,a),this.type="ConeBufferGeometry",this.parameters={radius:t,height:e,radialSegments:r,heightSegments:n,openEnded:i,thetaStart:o,thetaLength:a}}function pi(t,e,r,n){Vr.call(this),this.type="CircleBufferGeometry",this.parameters={radius:t,segments:e,thetaStart:r,thetaLength:n},t=t||50,e=void 0!==e?Math.max(3,e):8,r=void 0!==r?r:0,n=void 0!==n?n:2*Math.PI;var i=e+2,o=new Float32Array(3*i),a=new Float32Array(3*i),s=new Float32Array(2*i);a[2]=1,s[0]=.5,s[1]=.5;for(var u=0,c=3,h=2;u<=e;u++,c+=3,h+=2){var l=r+u/e*n;o[c]=t*Math.cos(l),o[c+1]=t*Math.sin(l),a[c+2]=1,s[h]=(o[c]/t+1)/2,s[h+1]=(o[c+1]/t+1)/2}for(var f=[],c=1;c<=e;c++)f.push(c,c+1,0);this.setIndex(new Ur(new Uint16Array(f),1)),this.addAttribute("position",new Ur(o,3)),this.addAttribute("normal",new Ur(a,3)),this.addAttribute("uv",new Ur(s,2)),this.boundingSphere=new wr(new xe,t)}function di(t,e,r,n){Br.call(this),this.type="CircleGeometry",this.parameters={radius:t,segments:e,thetaStart:r,thetaLength:n},this.fromBufferGeometry(new pi(t,e,r,n))}function mi(t,e,r,n,i,o){Br.call(this),this.type="BoxGeometry",this.parameters={width:t,height:e,depth:r,widthSegments:n,heightSegments:i,depthSegments:o},this.fromBufferGeometry(new Wr(t,e,r,n,i,o)),this.mergeVertices()}Kn.prototype=Object.create(Br.prototype),Kn.prototype.constructor=Kn,Kn.prototype.addShapeList=function(t,e){for(var r=t.length,n=0;n<r;n++){var i=t[n];this.addShape(i,e)}},Kn.prototype.addShape=function(t,e){var r,n,i,o,a,s,u,c,h=void 0!==e.amount?e.amount:100,l=void 0!==e.bevelThickness?e.bevelThickness:6,f=void 0!==e.bevelSize?e.bevelSize:l-2,p=void 0!==e.bevelSegments?e.bevelSegments:3,d=void 0===e.bevelEnabled||e.bevelEnabled,m=void 0!==e.curveSegments?e.curveSegments:12,v=void 0!==e.steps?e.steps:1,g=e.extrudePath,y=!1,x=void 0!==e.UVGenerator?e.UVGenerator:Kn.WorldUVGenerator;g&&(r=g.getSpacedPoints(v),y=!0,d=!1,n=void 0!==e.frames?e.frames:g.computeFrenetFrames(v,!1),i=new xe,o=new xe,a=new xe),d||(p=0,l=0,f=0);var w=this,b=this.vertices.length,M=t.extractPoints(m),_=M.shape,E=M.holes,S=!Qn.isClockWise(_);if(S){for(_=_.reverse(),u=0,c=E.length;u<c;u++)s=E[u],Qn.isClockWise(s)&&(E[u]=s.reverse());S=!1}var A=Qn.triangulateShape(_,E),T=_;for(u=0,c=E.length;u<c;u++)s=E[u],_=_.concat(s);function L(t,e,r){return e||console.error("THREE.ExtrudeGeometry: vec does not exist"),e.clone().multiplyScalar(r).add(t)}var R,C,P,I,N,F,U=_.length,O=A.length;function D(t,e,r){var n,i,o=1,a=t.x-e.x,s=t.y-e.y,u=r.x-t.x,c=r.y-t.y,h=a*a+s*s,l=a*c-s*u;if(Math.abs(l)>Number.EPSILON){var f=Math.sqrt(h),p=Math.sqrt(u*u+c*c),d=e.x-s/f,m=e.y+a/f,v=r.x-c/p,g=r.y+u/p,y=((v-d)*c-(g-m)*u)/(a*c-s*u);n=d+a*y-t.x,i=m+s*y-t.y;var x=n*n+i*i;if(x<=2)return new le(n,i);o=Math.sqrt(x/2)}else{var w=!1;a>Number.EPSILON?u>Number.EPSILON&&(w=!0):a<-Number.EPSILON?u<-Number.EPSILON&&(w=!0):Math.sign(s)===Math.sign(c)&&(w=!0),w?(n=-s,i=a,o=Math.sqrt(h)):(n=a,i=s,o=Math.sqrt(h/2))}return new le(n/o,i/o)}for(var k=[],B=0,z=T.length,j=z-1,G=B+1;B<z;B++,j++,G++)j===z&&(j=0),G===z&&(G=0),k[B]=D(T[B],T[j],T[G]);var V,H,W=[],Y=k.concat();for(u=0,c=E.length;u<c;u++){for(s=E[u],V=[],B=0,z=s.length,j=z-1,G=B+1;B<z;B++,j++,G++)j===z&&(j=0),G===z&&(G=0),V[B]=D(s[B],s[j],s[G]);W.push(V),Y=Y.concat(V)}for(R=0;R<p;R++){for(P=R/p,I=l*Math.cos(P*Math.PI/2),C=f*Math.sin(P*Math.PI/2),B=0,z=T.length;B<z;B++)q((N=L(T[B],k[B],C)).x,N.y,-I);for(u=0,c=E.length;u<c;u++)for(s=E[u],V=W[u],B=0,z=s.length;B<z;B++)q((N=L(s[B],V[B],C)).x,N.y,-I)}for(C=f,B=0;B<U;B++)N=d?L(_[B],Y[B],C):_[B],y?(o.copy(n.normals[0]).multiplyScalar(N.x),i.copy(n.binormals[0]).multiplyScalar(N.y),a.copy(r[0]).add(o).add(i),q(a.x,a.y,a.z)):q(N.x,N.y,0);for(H=1;H<=v;H++)for(B=0;B<U;B++)N=d?L(_[B],Y[B],C):_[B],y?(o.copy(n.normals[H]).multiplyScalar(N.x),i.copy(n.binormals[H]).multiplyScalar(N.y),a.copy(r[H]).add(o).add(i),q(a.x,a.y,a.z)):q(N.x,N.y,h/v*H);for(R=p-1;R>=0;R--){for(P=R/p,I=l*Math.cos(P*Math.PI/2),C=f*Math.sin(P*Math.PI/2),B=0,z=T.length;B<z;B++)q((N=L(T[B],k[B],C)).x,N.y,h+I);for(u=0,c=E.length;u<c;u++)for(s=E[u],V=W[u],B=0,z=s.length;B<z;B++)N=L(s[B],V[B],C),y?q(N.x,N.y+r[v-1].y,r[v-1].x+I):q(N.x,N.y,h+I)}function X(t,e){var r,n;for(B=t.length;--B>=0;){r=B,(n=B-1)<0&&(n=t.length-1);var i=0,o=v+2*p;for(i=0;i<o;i++){var a=U*i,s=U*(i+1),u=e+r+a,c=e+n+a,h=e+n+s,l=e+r+s;J(u,c,h,l)}}}function q(t,e,r){w.vertices.push(new xe(t,e,r))}function Z(t,e,r){t+=b,e+=b,r+=b,w.faces.push(new Nr(t,e,r,null,null,0));var n=x.generateTopUV(w,t,e,r);w.faceVertexUvs[0].push(n)}function J(t,e,r,n,i,o,a,s,u){t+=b,e+=b,r+=b,n+=b,w.faces.push(new Nr(t,e,n,null,null,1)),w.faces.push(new Nr(e,r,n,null,null,1));var c=x.generateSideWallUV(w,t,e,r,n);w.faceVertexUvs[0].push([c[0],c[1],c[3]]),w.faceVertexUvs[0].push([c[1],c[2],c[3]])}!function(){if(d){var t=0,e=U*t;for(B=0;B<O;B++)Z((F=A[B])[2]+e,F[1]+e,F[0]+e);for(e=U*(t=v+2*p),B=0;B<O;B++)Z((F=A[B])[0]+e,F[1]+e,F[2]+e)}else{for(B=0;B<O;B++)Z((F=A[B])[2],F[1],F[0]);for(B=0;B<O;B++)Z((F=A[B])[0]+U*v,F[1]+U*v,F[2]+U*v)}}(),function(){var t=0;for(X(T,t),t+=T.length,u=0,c=E.length;u<c;u++)X(s=E[u],t),t+=s.length}()},Kn.WorldUVGenerator={generateTopUV:function(t,e,r,n){var i=t.vertices,o=i[e],a=i[r],s=i[n];return[new le(o.x,o.y),new le(a.x,a.y),new le(s.x,s.y)]},generateSideWallUV:function(t,e,r,n,i){var o=t.vertices,a=o[e],s=o[r],u=o[n],c=o[i];return Math.abs(a.y-s.y)<.01?[new le(a.x,1-a.z),new le(s.x,1-s.z),new le(u.x,1-u.z),new le(c.x,1-c.z)]:[new le(a.y,1-a.z),new le(s.y,1-s.z),new le(u.y,1-u.z),new le(c.y,1-c.z)]}},$n.prototype=Object.create(Kn.prototype),$n.prototype.constructor=$n,ti.prototype=Object.create(Vr.prototype),ti.prototype.constructor=ti,ei.prototype=Object.create(Br.prototype),ei.prototype.constructor=ei,ri.prototype=Object.create(Vr.prototype),ri.prototype.constructor=ri,ni.prototype=Object.create(Br.prototype),ni.prototype.constructor=ni,ii.prototype=Object.create(Br.prototype),ii.prototype.constructor=ii,oi.prototype=Object.create(Vr.prototype),oi.prototype.constructor=oi,ai.prototype=Object.create(Br.prototype),ai.prototype.constructor=ai,si.prototype=Object.create(Br.prototype),si.prototype.constructor=si,si.prototype.addShapeList=function(t,e){for(var r=0,n=t.length;r<n;r++)this.addShape(t[r],e);return this},si.prototype.addShape=function(t,e){void 0===e&&(e={});var r,n,i,o=void 0!==e.curveSegments?e.curveSegments:12,a=e.material,s=void 0===e.UVGenerator?Kn.WorldUVGenerator:e.UVGenerator,u=this.vertices.length,c=t.extractPoints(o),h=c.shape,l=c.holes,f=!Qn.isClockWise(h);if(f){for(h=h.reverse(),r=0,n=l.length;r<n;r++)i=l[r],Qn.isClockWise(i)&&(l[r]=i.reverse());f=!1}var p=Qn.triangulateShape(h,l);for(r=0,n=l.length;r<n;r++)i=l[r],h=h.concat(i);var d,m,v=h.length,g=p.length;for(r=0;r<v;r++)d=h[r],this.vertices.push(new xe(d.x,d.y,0));for(r=0;r<g;r++){var y=(m=p[r])[0]+u,x=m[1]+u,w=m[2]+u;this.faces.push(new Nr(y,x,w,null,null,a)),this.faceVertexUvs[0].push(s.generateTopUV(this,y,x,w))}},ui.prototype=Object.create(Vr.prototype),ui.prototype.constructor=ui,ci.prototype=Object.create(Vr.prototype),ci.prototype.constructor=ci,hi.prototype=Object.create(Br.prototype),hi.prototype.constructor=hi,li.prototype=Object.create(hi.prototype),li.prototype.constructor=li,fi.prototype=Object.create(ci.prototype),fi.prototype.constructor=fi,pi.prototype=Object.create(Vr.prototype),pi.prototype.constructor=pi,di.prototype=Object.create(Br.prototype),di.prototype.constructor=di,mi.prototype=Object.create(Br.prototype),mi.prototype.constructor=mi;var vi=Object.freeze({WireframeGeometry:In,ParametricGeometry:Fn,ParametricBufferGeometry:Nn,TetrahedronGeometry:Dn,TetrahedronBufferGeometry:On,OctahedronGeometry:Bn,OctahedronBufferGeometry:kn,IcosahedronGeometry:jn,IcosahedronBufferGeometry:zn,DodecahedronGeometry:Vn,DodecahedronBufferGeometry:Gn,PolyhedronGeometry:Hn,PolyhedronBufferGeometry:Un,TubeGeometry:Yn,TubeBufferGeometry:Wn,TorusKnotGeometry:qn,TorusKnotBufferGeometry:Xn,TorusGeometry:Jn,TorusBufferGeometry:Zn,TextGeometry:$n,SphereBufferGeometry:ti,SphereGeometry:ei,RingGeometry:ni,RingBufferGeometry:ri,PlaneBufferGeometry:Yr,PlaneGeometry:ii,LatheGeometry:ai,LatheBufferGeometry:oi,ShapeGeometry:si,ExtrudeGeometry:Kn,EdgesGeometry:ui,ConeGeometry:li,ConeBufferGeometry:fi,CylinderGeometry:hi,CylinderBufferGeometry:ci,CircleBufferGeometry:pi,CircleGeometry:di,BoxBufferGeometry:Wr,BoxGeometry:mi});function gi(){gr.call(this,{uniforms:or.merge([cr.lights,{opacity:{value:1}}]),vertexShader:ar.shadow_vert,fragmentShader:ar.shadow_frag}),this.lights=!0,this.transparent=!0,Object.defineProperties(this,{opacity:{enumerable:!0,get:function(){return this.uniforms.opacity.value},set:function(t){this.uniforms.opacity.value=t}}})}function yi(t){gr.call(this,t),this.type="RawShaderMaterial"}function xi(t){this.uuid=he.generateUUID(),this.type="MultiMaterial",this.materials=t instanceof Array?t:[],this.visible=!0}function wi(t){dr.call(this),this.defines={STANDARD:""},this.type="MeshStandardMaterial",this.color=new sr(16777215),this.roughness=.5,this.metalness=.5,this.map=null,this.lightMap=null,this.lightMapIntensity=1,this.aoMap=null,this.aoMapIntensity=1,this.emissive=new sr(0),this.emissiveIntensity=1,this.emissiveMap=null,this.bumpMap=null,this.bumpScale=1,this.normalMap=null,this.normalScale=new le(1,1),this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.roughnessMap=null,this.metalnessMap=null,this.alphaMap=null,this.envMap=null,this.envMapIntensity=1,this.refractionRatio=.98,this.wireframe=!1,this.wireframeLinewidth=1,this.wireframeLinecap="round",this.wireframeLinejoin="round",this.skinning=!1,this.morphTargets=!1,this.morphNormals=!1,this.setValues(t)}function bi(t){wi.call(this),this.defines={PHYSICAL:""},this.type="MeshPhysicalMaterial",this.reflectivity=.5,this.clearCoat=0,this.clearCoatRoughness=0,this.setValues(t)}function Mi(t){dr.call(this),this.type="MeshPhongMaterial",this.color=new sr(16777215),this.specular=new sr(1118481),this.shininess=30,this.map=null,this.lightMap=null,this.lightMapIntensity=1,this.aoMap=null,this.aoMapIntensity=1,this.emissive=new sr(0),this.emissiveIntensity=1,this.emissiveMap=null,this.bumpMap=null,this.bumpScale=1,this.normalMap=null,this.normalScale=new le(1,1),this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.specularMap=null,this.alphaMap=null,this.envMap=null,this.combine=q,this.reflectivity=1,this.refractionRatio=.98,this.wireframe=!1,this.wireframeLinewidth=1,this.wireframeLinecap="round",this.wireframeLinejoin="round",this.skinning=!1,this.morphTargets=!1,this.morphNormals=!1,this.setValues(t)}function _i(t){dr.call(this,t),this.type="MeshNormalMaterial",this.wireframe=!1,this.wireframeLinewidth=1,this.fog=!1,this.lights=!1,this.morphTargets=!1,this.setValues(t)}function Ei(t){dr.call(this),this.type="MeshLambertMaterial",this.color=new sr(16777215),this.map=null,this.lightMap=null,this.lightMapIntensity=1,this.aoMap=null,this.aoMapIntensity=1,this.emissive=new 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o;r:{n:if(!(t<n)){for(var a=r+2;;){if(void 0===n){if(t<i)break n;return r=e.length,this._cachedIndex=r,this.afterEnd_(r-1,t,i)}if(r===a)break;if(i=n,n=e[++r],t<n)break e}o=e.length;break r}if(t>=i)break t;var s=e[1];t<s&&(r=2,i=s);for(var a=r-2;;){if(void 0===i)return this._cachedIndex=0,this.beforeStart_(0,t,n);if(r===a)break;if(n=i,i=e[--r-1],t>=i)break e}o=r,r=0}for(;r<o;){var u=r+o>>>1;t<e[u]?o=u:r=u+1}if(n=e[r],void 0===(i=e[r-1]))return this._cachedIndex=0,this.beforeStart_(0,t,n);if(void 0===n)return r=e.length,this._cachedIndex=r,this.afterEnd_(r-1,i,t)}this._cachedIndex=r,this.intervalChanged_(r,i,n)}return this.interpolate_(r,i,t,n)},settings:null,DefaultSettings_:{},getSettings_:function(){return this.settings||this.DefaultSettings_},copySampleValue_:function(t){for(var e=this.resultBuffer,r=this.sampleValues,n=this.valueSize,i=t*n,o=0;o!==n;++o)e[o]=r[i+o];return e},interpolate_:function(t,e,r,n){throw new Error("call to abstract method")},intervalChanged_:function(t,e,r){}},Object.assign(qi.prototype,{beforeStart_:qi.prototype.copySampleValue_,afterEnd_:qi.prototype.copySampleValue_}),Zi.prototype=Object.assign(Object.create(qi.prototype),{constructor:Zi,DefaultSettings_:{endingStart:Qt,endingEnd:Qt},intervalChanged_:function(t,e,r){var n=this.parameterPositions,i=t-2,o=t+1,a=n[i],s=n[o];if(void 0===a)switch(this.getSettings_().endingStart){case 2401:i=t,a=2*e-r;break;case 2402:i=n.length-2,a=e+n[i]-n[i+1];break;default:i=t,a=r}if(void 0===s)switch(this.getSettings_().endingEnd){case 2401:o=t,s=2*r-e;break;case 2402:o=1,s=r+n[1]-n[0];break;default:o=t-1,s=e}var u=.5*(r-e),c=this.valueSize;this._weightPrev=u/(e-a),this._weightNext=u/(s-r),this._offsetPrev=i*c,this._offsetNext=o*c},interpolate_:function(t,e,r,n){for(var i=this.resultBuffer,o=this.sampleValues,a=this.valueSize,s=t*a,u=s-a,c=this._offsetPrev,h=this._offsetNext,l=this._weightPrev,f=this._weightNext,p=(r-e)/(n-e),d=p*p,m=d*p,v=-l*m+2*l*d-l*p,g=(1+l)*m+(-1.5-2*l)*d+(-.5+l)*p+1,y=(-1-f)*m+(1.5+f)*d+.5*p,x=f*m-f*d,w=0;w!==a;++w)i[w]=v*o[c+w]+g*o[u+w]+y*o[s+w]+x*o[h+w];return i}}),Ji.prototype=Object.assign(Object.create(qi.prototype),{constructor:Ji,interpolate_:function(t,e,r,n){for(var i=this.resultBuffer,o=this.sampleValues,a=this.valueSize,s=t*a,u=s-a,c=(r-e)/(n-e),h=1-c,l=0;l!==a;++l)i[l]=o[u+l]*h+o[s+l]*c;return i}}),Qi.prototype=Object.assign(Object.create(qi.prototype),{constructor:Qi,interpolate_:function(t,e,r,n){return this.copySampleValue_(t-1)}}),Yi={TimeBufferType:Float32Array,ValueBufferType:Float32Array,DefaultInterpolation:2301,InterpolantFactoryMethodDiscrete:function(t){return new Qi(this.times,this.values,this.getValueSize(),t)},InterpolantFactoryMethodLinear:function(t){return new Ji(this.times,this.values,this.getValueSize(),t)},InterpolantFactoryMethodSmooth:function(t){return new Zi(this.times,this.values,this.getValueSize(),t)},setInterpolation:function(t){var e;switch(t){case 2300:e=this.InterpolantFactoryMethodDiscrete;break;case 2301:e=this.InterpolantFactoryMethodLinear;break;case 2302:e=this.InterpolantFactoryMethodSmooth}if(void 0!==e)this.createInterpolant=e;else{var r="unsupported interpolation for "+this.ValueTypeName+" keyframe track named "+this.name;if(void 0===this.createInterpolant){if(t===this.DefaultInterpolation)throw new Error(r);this.setInterpolation(this.DefaultInterpolation)}console.warn(r)}},getInterpolation:function(){switch(this.createInterpolant){case this.InterpolantFactoryMethodDiscrete:return 2300;case this.InterpolantFactoryMethodLinear:return 2301;case this.InterpolantFactoryMethodSmooth:return 2302}},getValueSize:function(){return this.values.length/this.times.length},shift:function(t){if(0!==t)for(var e=this.times,r=0,n=e.length;r!==n;++r)e[r]+=t;return this},scale:function(t){if(1!==t)for(var e=this.times,r=0,n=e.length;r!==n;++r)e[r]*=t;return this},trim:function(t,e){for(var r=this.times,n=r.length,i=0,o=n-1;i!==n&&r[i]<t;)++i;for(;-1!==o&&r[o]>e;)--o;if(++o,0!==i||o!==n){i>=o&&(o=Math.max(o,1),i=o-1);var a=this.getValueSize();this.times=Xi.arraySlice(r,i,o),this.values=Xi.arraySlice(this.values,i*a,o*a)}return this},validate:function(){var t=!0,e=this.getValueSize();e-Math.floor(e)!=0&&(console.error("invalid value size in track",this),t=!1);var r=this.times,n=this.values,i=r.length;0===i&&(console.error("track is empty",this),t=!1);for(var o=null,a=0;a!==i;a++){var s=r[a];if("number"==typeof s&&isNaN(s)){console.error("time is not a valid number",this,a,s),t=!1;break}if(null!==o&&o>s){console.error("out of order keys",this,a,s,o),t=!1;break}o=s}if(void 0!==n&&Xi.isTypedArray(n))for(var a=0,u=n.length;a!==u;++a){var c=n[a];if(isNaN(c)){console.error("value is not a valid number",this,a,c),t=!1;break}}return t},optimize:function(){for(var t=this.times,e=this.values,r=this.getValueSize(),n=2302===this.getInterpolation(),i=1,o=t.length-1,a=1;a<o;++a){var s=!1,u=t[a],c=t[a+1];if(u!==c&&(1!==a||u!==u[0]))if(n)s=!0;else for(var h=a*r,l=h-r,f=h+r,p=0;p!==r;++p){var d=e[h+p];if(d!==e[l+p]||d!==e[f+p]){s=!0;break}}if(s){if(a!==i){t[i]=t[a];for(var m=a*r,v=i*r,p=0;p!==r;++p)e[v+p]=e[m+p]}++i}}if(o>0){t[i]=t[o];for(var m=o*r,v=i*r,p=0;p!==r;++p)e[v+p]=e[m+p];++i}return i!==t.length&&(this.times=Xi.arraySlice(t,0,i),this.values=Xi.arraySlice(e,0,i*r)),this}},$i.prototype=Object.assign(Object.create(Yi),{constructor:$i,ValueTypeName:"vector"}),to.prototype=Object.assign(Object.create(qi.prototype),{constructor:to,interpolate_:function(t,e,r,n){for(var i=this.resultBuffer,o=this.sampleValues,a=this.valueSize,s=t*a,u=(r-e)/(n-e),c=s+a;s!==c;s+=4)ye.slerpFlat(i,0,o,s-a,o,s,u);return i}}),eo.prototype=Object.assign(Object.create(Yi),{constructor:eo,ValueTypeName:"quaternion",DefaultInterpolation:2301,InterpolantFactoryMethodLinear:function(t){return new to(this.times,this.values,this.getValueSize(),t)},InterpolantFactoryMethodSmooth:void 0}),ro.prototype=Object.assign(Object.create(Yi),{constructor:ro,ValueTypeName:"number"}),no.prototype=Object.assign(Object.create(Yi),{constructor:no,ValueTypeName:"string",ValueBufferType:Array,DefaultInterpolation:2300,InterpolantFactoryMethodLinear:void 0,InterpolantFactoryMethodSmooth:void 0}),io.prototype=Object.assign(Object.create(Yi),{constructor:io,ValueTypeName:"bool",ValueBufferType:Array,DefaultInterpolation:2300,InterpolantFactoryMethodLinear:void 0,InterpolantFactoryMethodSmooth:void 0}),oo.prototype=Object.assign(Object.create(Yi),{constructor:oo,ValueTypeName:"color"}),ao.prototype=Yi,Yi.constructor=ao,Object.assign(ao,{parse:function(t){if(void 0===t.type)throw new Error("track type undefined, can not parse");var e=ao._getTrackTypeForValueTypeName(t.type);if(void 0===t.times){var r=[],n=[];Xi.flattenJSON(t.keys,r,n,"value"),t.times=r,t.values=n}return void 0!==e.parse?e.parse(t):new e(t.name,t.times,t.values,t.interpolation)},toJSON:function(t){var e,r=t.constructor;if(void 0!==r.toJSON)e=r.toJSON(t);else{e={name:t.name,times:Xi.convertArray(t.times,Array),values:Xi.convertArray(t.values,Array)};var n=t.getInterpolation();n!==t.DefaultInterpolation&&(e.interpolation=n)}return e.type=t.ValueTypeName,e},_getTrackTypeForValueTypeName:function(t){switch(t.toLowerCase()){case"scalar":case"double":case"float":case"number":case"integer":return ro;case"vector":case"vector2":case"vector3":case"vector4":return $i;case"color":return oo;case"quaternion":return eo;case"bool":case"boolean":return io;case"string":return no}throw new Error("Unsupported typeName: "+t)}}),so.prototype={constructor:so,resetDuration:function(){for(var t=this.tracks,e=0,r=0,n=t.length;r!==n;++r){var i=this.tracks[r];e=Math.max(e,i.times[i.times.length-1])}this.duration=e},trim:function(){for(var t=0;t<this.tracks.length;t++)this.tracks[t].trim(0,this.duration);return this},optimize:function(){for(var t=0;t<this.tracks.length;t++)this.tracks[t].optimize();return this}},Object.assign(so,{parse:function(t){for(var e=[],r=t.tracks,n=1/(t.fps||1),i=0,o=r.length;i!==o;++i)e.push(ao.parse(r[i]).scale(n));return new so(t.name,t.duration,e)},toJSON:function(t){for(var e=[],r=t.tracks,n={name:t.name,duration:t.duration,tracks:e},i=0,o=r.length;i!==o;++i)e.push(ao.toJSON(r[i]));return n},CreateFromMorphTargetSequence:function(t,e,r,n){for(var i=e.length,o=[],a=0;a<i;a++){var s=[],u=[];s.push((a+i-1)%i,a,(a+1)%i),u.push(0,1,0);var c=Xi.getKeyframeOrder(s);s=Xi.sortedArray(s,1,c),u=Xi.sortedArray(u,1,c),n||0!==s[0]||(s.push(i),u.push(u[0])),o.push(new ro(".morphTargetInfluences["+e[a].name+"]",s,u).scale(1/r))}return new so(t,-1,o)},findByName:function(t,e){var r=t;if(!Array.isArray(t)){var n=t;r=n.geometry&&n.geometry.animations||n.animations}for(var i=0;i<r.length;i++)if(r[i].name===e)return r[i];return null},CreateClipsFromMorphTargetSequences:function(t,e,r){for(var n={},i=/^([\w-]*?)([\d]+)$/,o=0,a=t.length;o<a;o++){var s=t[o],u=s.name.match(i);if(u&&u.length>1){var c=u[1],h=n[c];h||(n[c]=h=[]),h.push(s)}}var l=[];for(var c in n)l.push(so.CreateFromMorphTargetSequence(c,n[c],e,r));return l},parseAnimation:function(t,e){if(!t)return console.error("  no animation in JSONLoader data"),null;for(var r=function(t,e,r,n,i){if(0!==r.length){var o=[],a=[];Xi.flattenJSON(r,o,a,n),0!==o.length&&i.push(new t(e,o,a))}},n=[],i=t.name||"default",o=t.length||-1,a=t.fps||30,s=t.hierarchy||[],u=0;u<s.length;u++){var c=s[u].keys;if(c&&0!==c.length)if(c[0].morphTargets){for(var h={},l=0;l<c.length;l++)if(c[l].morphTargets)for(var f=0;f<c[l].morphTargets.length;f++)h[c[l].morphTargets[f]]=-1;for(var p in h){for(var d=[],m=[],f=0;f!==c[l].morphTargets.length;++f){var v=c[l];d.push(v.time),m.push(v.morphTarget===p?1:0)}n.push(new ro(".morphTargetInfluence["+p+"]",d,m))}o=h.length*(a||1)}else{var g=".bones["+e[u].name+"]";r($i,g+".position",c,"pos",n),r(eo,g+".quaternion",c,"rot",n),r($i,g+".scale",c,"scl",n)}}if(0===n.length)return null;var y=new so(i,o,n);return y}}),Object.assign(uo.prototype,{load:function(t,e,r,n){var i=this,o=new Ci(i.manager);o.load(t,function(t){e(i.parse(JSON.parse(t)))},r,n)},setTextures:function(t){this.textures=t},parse:function(t){var e=this.textures;function r(t){return void 0===e[t]&&console.warn("THREE.MaterialLoader: Undefined texture",t),e[t]}var n=new Ai[t.type];if(void 0!==t.uuid&&(n.uuid=t.uuid),void 0!==t.name&&(n.name=t.name),void 0!==t.color&&n.color.setHex(t.color),void 0!==t.roughness&&(n.roughness=t.roughness),void 0!==t.metalness&&(n.metalness=t.metalness),void 0!==t.emissive&&n.emissive.setHex(t.emissive),void 0!==t.specular&&n.specular.setHex(t.specular),void 0!==t.shininess&&(n.shininess=t.shininess),void 0!==t.uniforms&&(n.uniforms=t.uniforms),void 0!==t.vertexShader&&(n.vertexShader=t.vertexShader),void 0!==t.fragmentShader&&(n.fragmentShader=t.fragmentShader),void 0!==t.vertexColors&&(n.vertexColors=t.vertexColors),void 0!==t.fog&&(n.fog=t.fog),void 0!==t.shading&&(n.shading=t.shading),void 0!==t.blending&&(n.blending=t.blending),void 0!==t.side&&(n.side=t.side),void 0!==t.opacity&&(n.opacity=t.opacity),void 0!==t.transparent&&(n.transparent=t.transparent),void 0!==t.alphaTest&&(n.alphaTest=t.alphaTest),void 0!==t.depthTest&&(n.depthTest=t.depthTest),void 0!==t.depthWrite&&(n.depthWrite=t.depthWrite),void 0!==t.colorWrite&&(n.colorWrite=t.colorWrite),void 0!==t.wireframe&&(n.wireframe=t.wireframe),void 0!==t.wireframeLinewidth&&(n.wireframeLinewidth=t.wireframeLinewidth),void 0!==t.wireframeLinecap&&(n.wireframeLinecap=t.wireframeLinecap),void 0!==t.wireframeLinejoin&&(n.wireframeLinejoin=t.wireframeLinejoin),void 0!==t.skinning&&(n.skinning=t.skinning),void 0!==t.morphTargets&&(n.morphTargets=t.morphTargets),void 0!==t.size&&(n.size=t.size),void 0!==t.sizeAttenuation&&(n.sizeAttenuation=t.sizeAttenuation),void 0!==t.map&&(n.map=r(t.map)),void 0!==t.alphaMap&&(n.alphaMap=r(t.alphaMap),n.transparent=!0),void 0!==t.bumpMap&&(n.bumpMap=r(t.bumpMap)),void 0!==t.bumpScale&&(n.bumpScale=t.bumpScale),void 0!==t.normalMap&&(n.normalMap=r(t.normalMap)),void 0!==t.normalScale){var i=t.normalScale;!1===Array.isArray(i)&&(i=[i,i]),n.normalScale=(new le).fromArray(i)}if(void 0!==t.displacementMap&&(n.displacementMap=r(t.displacementMap)),void 0!==t.displacementScale&&(n.displacementScale=t.displacementScale),void 0!==t.displacementBias&&(n.displacementBias=t.displacementBias),void 0!==t.roughnessMap&&(n.roughnessMap=r(t.roughnessMap)),void 0!==t.metalnessMap&&(n.metalnessMap=r(t.metalnessMap)),void 0!==t.emissiveMap&&(n.emissiveMap=r(t.emissiveMap)),void 0!==t.emissiveIntensity&&(n.emissiveIntensity=t.emissiveIntensity),void 0!==t.specularMap&&(n.specularMap=r(t.specularMap)),void 0!==t.envMap&&(n.envMap=r(t.envMap)),void 0!==t.reflectivity&&(n.reflectivity=t.reflectivity),void 0!==t.lightMap&&(n.lightMap=r(t.lightMap)),void 0!==t.lightMapIntensity&&(n.lightMapIntensity=t.lightMapIntensity),void 0!==t.aoMap&&(n.aoMap=r(t.aoMap)),void 0!==t.aoMapIntensity&&(n.aoMapIntensity=t.aoMapIntensity),void 0!==t.materials)for(var o=0,a=t.materials.length;o<a;o++)n.materials.push(this.parse(t.materials[o]));return n}}),Object.assign(co.prototype,{load:function(t,e,r,n){var i=this,o=new Ci(i.manager);o.load(t,function(t){e(i.parse(JSON.parse(t)))},r,n)},parse:function(t){var e=new Vr,r=t.data.index,n={Int8Array:Int8Array,Uint8Array:Uint8Array,Uint8ClampedArray:Uint8ClampedArray,Int16Array:Int16Array,Uint16Array:Uint16Array,Int32Array:Int32Array,Uint32Array:Uint32Array,Float32Array:Float32Array,Float64Array:Float64Array};if(void 0!==r){var i=new n[r.type](r.array);e.setIndex(new Ur(i,1))}var o=t.data.attributes;for(var a in o){var s=o[a],i=new n[s.type](s.array);e.addAttribute(a,new Ur(i,s.itemSize,s.normalized))}var u=t.data.groups||t.data.drawcalls||t.data.offsets;if(void 0!==u)for(var c=0,h=u.length;c!==h;++c){var l=u[c];e.addGroup(l.start,l.count,l.materialIndex)}var f=t.data.boundingSphere;if(void 0!==f){var p=new xe;void 0!==f.center&&p.fromArray(f.center),e.boundingSphere=new wr(p,f.radius)}return e}}),ho.prototype={constructor:ho,crossOrigin:void 0,extractUrlBase:function(t){var e=t.split("/");return 1===e.length?"./":(e.pop(),e.join("/")+"/")},initMaterials:function(t,e,r){for(var n=[],i=0;i<t.length;++i)n[i]=this.createMaterial(t[i],e,r);return n},createMaterial:function(){var t,e,r;return function(n,i,o){void 0===t&&(t=new sr),void 0===e&&(e=new Oi),void 0===r&&(r=new uo);var a={};function s(t,r,n,s,u){var c,h=i+t,l=ho.Handlers.get(h);null!==l?c=l.load(h):(e.setCrossOrigin(o),c=e.load(h)),void 0!==r&&(c.repeat.fromArray(r),1!==r[0]&&(c.wrapS=ht),1!==r[1]&&(c.wrapT=ht)),void 0!==n&&c.offset.fromArray(n),void 0!==s&&("repeat"===s[0]&&(c.wrapS=ht),"mirror"===s[0]&&(c.wrapS=ft),"repeat"===s[1]&&(c.wrapT=ht),"mirror"===s[1]&&(c.wrapT=ft)),void 0!==u&&(c.anisotropy=u);var f=he.generateUUID();return a[f]=c,f}var u={uuid:he.generateUUID(),type:"MeshLambertMaterial"};for(var c in n){var f=n[c];switch(c){case"DbgColor":case"DbgIndex":case"opticalDensity":case"illumination":break;case"DbgName":u.name=f;break;case"blending":u.blending=_[f];break;case"colorAmbient":case"mapAmbient":console.warn("THREE.Loader.createMaterial:",c,"is no longer supported.");break;case"colorDiffuse":u.color=t.fromArray(f).getHex();break;case"colorSpecular":u.specular=t.fromArray(f).getHex();break;case"colorEmissive":u.emissive=t.fromArray(f).getHex();break;case"specularCoef":u.shininess=f;break;case"shading":"basic"===f.toLowerCase()&&(u.type="MeshBasicMaterial"),"phong"===f.toLowerCase()&&(u.type="MeshPhongMaterial"),"standard"===f.toLowerCase()&&(u.type="MeshStandardMaterial");break;case"mapDiffuse":u.map=s(f,n.mapDiffuseRepeat,n.mapDiffuseOffset,n.mapDiffuseWrap,n.mapDiffuseAnisotropy);break;case"mapDiffuseRepeat":case"mapDiffuseOffset":case"mapDiffuseWrap":case"mapDiffuseAnisotropy":break;case"mapEmissive":u.emissiveMap=s(f,n.mapEmissiveRepeat,n.mapEmissiveOffset,n.mapEmissiveWrap,n.mapEmissiveAnisotropy);break;case"mapEmissiveRepeat":case"mapEmissiveOffset":case"mapEmissiveWrap":case"mapEmissiveAnisotropy":break;case"mapLight":u.lightMap=s(f,n.mapLightRepeat,n.mapLightOffset,n.mapLightWrap,n.mapLightAnisotropy);break;case"mapLightRepeat":case"mapLightOffset":case"mapLightWrap":case"mapLightAnisotropy":break;case"mapAO":u.aoMap=s(f,n.mapAORepeat,n.mapAOOffset,n.mapAOWrap,n.mapAOAnisotropy);break;case"mapAORepeat":case"mapAOOffset":case"mapAOWrap":case"mapAOAnisotropy":break;case"mapBump":u.bumpMap=s(f,n.mapBumpRepeat,n.mapBumpOffset,n.mapBumpWrap,n.mapBumpAnisotropy);break;case"mapBumpScale":u.bumpScale=f;break;case"mapBumpRepeat":case"mapBumpOffset":case"mapBumpWrap":case"mapBumpAnisotropy":break;case"mapNormal":u.normalMap=s(f,n.mapNormalRepeat,n.mapNormalOffset,n.mapNormalWrap,n.mapNormalAnisotropy);break;case"mapNormalFactor":u.normalScale=[f,f];break;case"mapNormalRepeat":case"mapNormalOffset":case"mapNormalWrap":case"mapNormalAnisotropy":break;case"mapSpecular":u.specularMap=s(f,n.mapSpecularRepeat,n.mapSpecularOffset,n.mapSpecularWrap,n.mapSpecularAnisotropy);break;case"mapSpecularRepeat":case"mapSpecularOffset":case"mapSpecularWrap":case"mapSpecularAnisotropy":break;case"mapMetalness":u.metalnessMap=s(f,n.mapMetalnessRepeat,n.mapMetalnessOffset,n.mapMetalnessWrap,n.mapMetalnessAnisotropy);break;case"mapMetalnessRepeat":case"mapMetalnessOffset":case"mapMetalnessWrap":case"mapMetalnessAnisotropy":break;case"mapRoughness":u.roughnessMap=s(f,n.mapRoughnessRepeat,n.mapRoughnessOffset,n.mapRoughnessWrap,n.mapRoughnessAnisotropy);break;case"mapRoughnessRepeat":case"mapRoughnessOffset":case"mapRoughnessWrap":case"mapRoughnessAnisotropy":break;case"mapAlpha":u.alphaMap=s(f,n.mapAlphaRepeat,n.mapAlphaOffset,n.mapAlphaWrap,n.mapAlphaAnisotropy);break;case"mapAlphaRepeat":case"mapAlphaOffset":case"mapAlphaWrap":case"mapAlphaAnisotropy":break;case"flipSided":u.side=h;break;case"doubleSided":u.side=l;break;case"transparency":console.warn("THREE.Loader.createMaterial: transparency has been renamed to opacity"),u.opacity=f;break;case"depthTest":case"depthWrite":case"colorWrite":case"opacity":case"reflectivity":case"transparent":case"visible":case"wireframe":u[c]=f;break;case"vertexColors":!0===f&&(u.vertexColors=v),"face"===f&&(u.vertexColors=m);break;default:console.error("THREE.Loader.createMaterial: Unsupported",c,f)}}return"MeshBasicMaterial"===u.type&&delete u.emissive,"MeshPhongMaterial"!==u.type&&delete u.specular,u.opacity<1&&(u.transparent=!0),r.setTextures(a),r.parse(u)}}()},ho.Handlers={handlers:[],add:function(t,e){this.handlers.push(t,e)},get:function(t){for(var e=this.handlers,r=0,n=e.length;r<n;r+=2){var i=e[r],o=e[r+1];if(i.test(t))return o}return null}},Object.assign(lo.prototype,{load:function(t,e,r,n){var i=this,o=this.texturePath&&"string"==typeof this.texturePath?this.texturePath:ho.prototype.extractUrlBase(t),a=new Ci(this.manager);a.setWithCredentials(this.withCredentials),a.load(t,function(r){var n=JSON.parse(r),a=n.metadata;if(void 0!==a){var s=a.type;if(void 0!==s){if("object"===s.toLowerCase())return void console.error("THREE.JSONLoader: "+t+" should be loaded with THREE.ObjectLoader instead.");if("scene"===s.toLowerCase())return void console.error("THREE.JSONLoader: "+t+" should be loaded with THREE.SceneLoader instead.")}}var u=i.parse(n,o);e(u.geometry,u.materials)},r,n)},setTexturePath:function(t){this.texturePath=t},parse:function(t,e){var r=new Br,n=void 0!==t.scale?1/t.scale:1;if(function(e){function n(t,e){return t&1<<e}var i,o,a,s,u,c,h,l,f,p,d,m,v,g,y,x,w,b,M,_,E,S,A,T,L,R,C,P=t.faces,I=t.vertices,N=t.normals,F=t.colors,U=0;if(void 0!==t.uvs){for(i=0;i<t.uvs.length;i++)t.uvs[i].length&&U++;for(i=0;i<U;i++)r.faceVertexUvs[i]=[]}for(s=0,u=I.length;s<u;)(b=new xe).x=I[s++]*e,b.y=I[s++]*e,b.z=I[s++]*e,r.vertices.push(b);for(s=0,u=P.length;s<u;)if(p=P[s++],d=n(p,0),m=n(p,1),v=n(p,3),g=n(p,4),y=n(p,5),x=n(p,6),w=n(p,7),d){if((_=new Nr).a=P[s],_.b=P[s+1],_.c=P[s+3],(E=new Nr).a=P[s+1],E.b=P[s+2],E.c=P[s+3],s+=4,m&&(f=P[s++],_.materialIndex=f,E.materialIndex=f),a=r.faces.length,v)for(i=0;i<U;i++)for(T=t.uvs[i],r.faceVertexUvs[i][a]=[],r.faceVertexUvs[i][a+1]=[],o=0;o<4;o++)l=P[s++],R=T[2*l],C=T[2*l+1],L=new le(R,C),2!==o&&r.faceVertexUvs[i][a].push(L),0!==o&&r.faceVertexUvs[i][a+1].push(L);if(g&&(h=3*P[s++],_.normal.set(N[h++],N[h++],N[h]),E.normal.copy(_.normal)),y)for(i=0;i<4;i++)h=3*P[s++],A=new xe(N[h++],N[h++],N[h]),2!==i&&_.vertexNormals.push(A),0!==i&&E.vertexNormals.push(A);if(x&&(c=P[s++],S=F[c],_.color.setHex(S),E.color.setHex(S)),w)for(i=0;i<4;i++)c=P[s++],S=F[c],2!==i&&_.vertexColors.push(new sr(S)),0!==i&&E.vertexColors.push(new sr(S));r.faces.push(_),r.faces.push(E)}else{if((M=new Nr).a=P[s++],M.b=P[s++],M.c=P[s++],m&&(f=P[s++],M.materialIndex=f),a=r.faces.length,v)for(i=0;i<U;i++)for(T=t.uvs[i],r.faceVertexUvs[i][a]=[],o=0;o<3;o++)l=P[s++],R=T[2*l],C=T[2*l+1],L=new le(R,C),r.faceVertexUvs[i][a].push(L);if(g&&(h=3*P[s++],M.normal.set(N[h++],N[h++],N[h])),y)for(i=0;i<3;i++)h=3*P[s++],A=new xe(N[h++],N[h++],N[h]),M.vertexNormals.push(A);if(x&&(c=P[s++],M.color.setHex(F[c])),w)for(i=0;i<3;i++)c=P[s++],M.vertexColors.push(new sr(F[c]));r.faces.push(M)}}(n),function(){var e=void 0!==t.influencesPerVertex?t.influencesPerVertex:2;if(t.skinWeights)for(var n=0,i=t.skinWeights.length;n<i;n+=e){var o=t.skinWeights[n],a=e>1?t.skinWeights[n+1]:0,s=e>2?t.skinWeights[n+2]:0,u=e>3?t.skinWeights[n+3]:0;r.skinWeights.push(new me(o,a,s,u))}if(t.skinIndices)for(var n=0,i=t.skinIndices.length;n<i;n+=e){var c=t.skinIndices[n],h=e>1?t.skinIndices[n+1]:0,l=e>2?t.skinIndices[n+2]:0,f=e>3?t.skinIndices[n+3]:0;r.skinIndices.push(new me(c,h,l,f))}r.bones=t.bones,r.bones&&r.bones.length>0&&(r.skinWeights.length!==r.skinIndices.length||r.skinIndices.length!==r.vertices.length)&&console.warn("When skinning, number of vertices ("+r.vertices.length+"), skinIndices ("+r.skinIndices.length+"), and skinWeights ("+r.skinWeights.length+") should match.")}(),function(e){if(void 0!==t.morphTargets)for(var n=0,i=t.morphTargets.length;n<i;n++){r.morphTargets[n]={},r.morphTargets[n].name=t.morphTargets[n].name,r.morphTargets[n].vertices=[];for(var o=r.morphTargets[n].vertices,a=t.morphTargets[n].vertices,s=0,u=a.length;s<u;s+=3){var c=new xe;c.x=a[s]*e,c.y=a[s+1]*e,c.z=a[s+2]*e,o.push(c)}}if(void 0!==t.morphColors&&t.morphColors.length>0){console.warn('THREE.JSONLoader: "morphColors" no longer supported. Using them as face colors.');for(var h=r.faces,l=t.morphColors[0].colors,n=0,i=h.length;n<i;n++)h[n].color.fromArray(l,3*n)}}(n),function(){var e=[],n=[];void 0!==t.animation&&n.push(t.animation),void 0!==t.animations&&(t.animations.length?n=n.concat(t.animations):n.push(t.animations));for(var i=0;i<n.length;i++){var o=so.parseAnimation(n[i],r.bones);o&&e.push(o)}if(r.morphTargets){var a=so.CreateClipsFromMorphTargetSequences(r.morphTargets,10);e=e.concat(a)}e.length>0&&(r.animations=e)}(),r.computeFaceNormals(),r.computeBoundingSphere(),void 0===t.materials||0===t.materials.length)return{geometry:r};var i=ho.prototype.initMaterials(t.materials,e,this.crossOrigin);return{geometry:r,materials:i}}}),Object.assign(fo.prototype,{load:function(t,e,r,n){""===this.texturePath&&(this.texturePath=t.substring(0,t.lastIndexOf("/")+1));var i=this,o=new Ci(i.manager);o.load(t,function(t){i.parse(JSON.parse(t),e)},r,n)},setTexturePath:function(t){this.texturePath=t},setCrossOrigin:function(t){this.crossOrigin=t},parse:function(t,e){var r=this.parseGeometries(t.geometries),n=this.parseImages(t.images,function(){void 0!==e&&e(a)}),i=this.parseTextures(t.textures,n),o=this.parseMaterials(t.materials,i),a=this.parseObject(t.object,r,o);return t.animations&&(a.animations=this.parseAnimations(t.animations)),void 0!==t.images&&0!==t.images.length||void 0!==e&&e(a),a},parseGeometries:function(t){var e={};if(void 0!==t)for(var r=new lo,n=new co,i=0,o=t.length;i<o;i++){var a,s=t[i];switch(s.type){case"PlaneGeometry":case"PlaneBufferGeometry":a=new vi[s.type](s.width,s.height,s.widthSegments,s.heightSegments);break;case"BoxGeometry":case"BoxBufferGeometry":case"CubeGeometry":a=new vi[s.type](s.width,s.height,s.depth,s.widthSegments,s.heightSegments,s.depthSegments);break;case"CircleGeometry":case"CircleBufferGeometry":a=new vi[s.type](s.radius,s.segments,s.thetaStart,s.thetaLength);break;case"CylinderGeometry":case"CylinderBufferGeometry":a=new vi[s.type](s.radiusTop,s.radiusBottom,s.height,s.radialSegments,s.heightSegments,s.openEnded,s.thetaStart,s.thetaLength);break;case"ConeGeometry":case"ConeBufferGeometry":a=new vi[s.type](s.radius,s.height,s.radialSegments,s.heightSegments,s.openEnded,s.thetaStart,s.thetaLength);break;case"SphereGeometry":case"SphereBufferGeometry":a=new vi[s.type](s.radius,s.widthSegments,s.heightSegments,s.phiStart,s.phiLength,s.thetaStart,s.thetaLength);break;case"DodecahedronGeometry":case"IcosahedronGeometry":case"OctahedronGeometry":case"TetrahedronGeometry":a=new vi[s.type](s.radius,s.detail);break;case"RingGeometry":case"RingBufferGeometry":a=new vi[s.type](s.innerRadius,s.outerRadius,s.thetaSegments,s.phiSegments,s.thetaStart,s.thetaLength);break;case"TorusGeometry":case"TorusBufferGeometry":a=new vi[s.type](s.radius,s.tube,s.radialSegments,s.tubularSegments,s.arc);break;case"TorusKnotGeometry":case"TorusKnotBufferGeometry":a=new vi[s.type](s.radius,s.tube,s.tubularSegments,s.radialSegments,s.p,s.q);break;case"LatheGeometry":case"LatheBufferGeometry":a=new vi[s.type](s.points,s.segments,s.phiStart,s.phiLength);break;case"BufferGeometry":a=n.parse(s);break;case"Geometry":a=r.parse(s.data,this.texturePath).geometry;break;default:console.warn('THREE.ObjectLoader: Unsupported geometry type "'+s.type+'"');continue}a.uuid=s.uuid,void 0!==s.name&&(a.name=s.name),e[s.uuid]=a}return e},parseMaterials:function(t,e){var r={};if(void 0!==t){var n=new uo;n.setTextures(e);for(var i=0,o=t.length;i<o;i++){var a=n.parse(t[i]);r[a.uuid]=a}}return r},parseAnimations:function(t){for(var e=[],r=0;r<t.length;r++){var n=so.parse(t[r]);e.push(n)}return e},parseImages:function(t,e){var r=this,n={};function i(t){return r.manager.itemStart(t),a.load(t,function(){r.manager.itemEnd(t)},void 0,function(){r.manager.itemError(t)})}if(void 0!==t&&t.length>0){var o=new Li(e),a=new Fi(o);a.setCrossOrigin(this.crossOrigin);for(var s=0,u=t.length;s<u;s++){var c=t[s],h=/^(\/\/)|([a-z]+:(\/\/)?)/i.test(c.url)?c.url:r.texturePath+c.url;n[c.uuid]=i(h)}}return n},parseTextures:function(t,e){function r(t,e){return"number"==typeof t?t:(console.warn("THREE.ObjectLoader.parseTexture: Constant should be in numeric form.",t),e[t])}var n={};if(void 0!==t)for(var i=0,o=t.length;i<o;i++){var a=t[i];void 0===a.image&&console.warn('THREE.ObjectLoader: No "image" specified for',a.uuid),void 0===e[a.image]&&console.warn("THREE.ObjectLoader: Undefined image",a.image);var s=new fe(e[a.image]);s.needsUpdate=!0,s.uuid=a.uuid,void 0!==a.name&&(s.name=a.name),void 0!==a.mapping&&(s.mapping=r(a.mapping,ct)),void 0!==a.offset&&s.offset.fromArray(a.offset),void 0!==a.repeat&&s.repeat.fromArray(a.repeat),void 0!==a.wrap&&(s.wrapS=r(a.wrap[0],pt),s.wrapT=r(a.wrap[1],pt)),void 0!==a.minFilter&&(s.minFilter=r(a.minFilter,wt)),void 0!==a.magFilter&&(s.magFilter=r(a.magFilter,wt)),void 0!==a.anisotropy&&(s.anisotropy=a.anisotropy),void 0!==a.flipY&&(s.flipY=a.flipY),n[a.uuid]=s}return n},parseObject:function(){var t=new we;return function(e,r,n){var i;function o(t){return void 0===r[t]&&console.warn("THREE.ObjectLoader: Undefined geometry",t),r[t]}function a(t){if(void 0!==t)return void 0===n[t]&&console.warn("THREE.ObjectLoader: Undefined material",t),n[t]}switch(e.type){case"Scene":i=new pn,void 0!==e.background&&Number.isInteger(e.background)&&(i.background=new sr(e.background)),void 0!==e.fog&&("Fog"===e.fog.type?i.fog=new fn(e.fog.color,e.fog.near,e.fog.far):"FogExp2"===e.fog.type&&(i.fog=new ln(e.fog.color,e.fog.density)));break;case"PerspectiveCamera":i=new qr(e.fov,e.aspect,e.near,e.far),void 0!==e.focus&&(i.focus=e.focus),void 0!==e.zoom&&(i.zoom=e.zoom),void 0!==e.filmGauge&&(i.filmGauge=e.filmGauge),void 0!==e.filmOffset&&(i.filmOffset=e.filmOffset),void 0!==e.view&&(i.view=Object.assign({},e.view));break;case"OrthographicCamera":i=new Zr(e.left,e.right,e.top,e.bottom,e.near,e.far);break;case"AmbientLight":i=new Wi(e.color,e.intensity);break;case"DirectionalLight":i=new Hi(e.color,e.intensity);break;case"PointLight":i=new Gi(e.color,e.intensity,e.distance,e.decay);break;case"SpotLight":i=new ji(e.color,e.intensity,e.distance,e.angle,e.penumbra,e.decay);break;case"HemisphereLight":i=new ki(e.color,e.groundColor,e.intensity);break;case"Mesh":var s=o(e.geometry),u=a(e.material);i=s.bones&&s.bones.length>0?new bn(s,u):new Hr(s,u);break;case"LOD":i=new gn;break;case"Line":i=new _n(o(e.geometry),a(e.material),e.mode);break;case"LineSegments":i=new En(o(e.geometry),a(e.material));break;case"PointCloud":case"Points":i=new An(o(e.geometry),a(e.material));break;case"Sprite":i=new vn(a(e.material));break;case"Group":i=new Tn;break;default:i=new Lr}if(i.uuid=e.uuid,void 0!==e.name&&(i.name=e.name),void 0!==e.matrix?(t.fromArray(e.matrix),t.decompose(i.position,i.quaternion,i.scale)):(void 0!==e.position&&i.position.fromArray(e.position),void 0!==e.rotation&&i.rotation.fromArray(e.rotation),void 0!==e.quaternion&&i.quaternion.fromArray(e.quaternion),void 0!==e.scale&&i.scale.fromArray(e.scale)),void 0!==e.castShadow&&(i.castShadow=e.castShadow),void 0!==e.receiveShadow&&(i.receiveShadow=e.receiveShadow),e.shadow&&(void 0!==e.shadow.bias&&(i.shadow.bias=e.shadow.bias),void 0!==e.shadow.radius&&(i.shadow.radius=e.shadow.radius),void 0!==e.shadow.mapSize&&i.shadow.mapSize.fromArray(e.shadow.mapSize),void 0!==e.shadow.camera&&(i.shadow.camera=this.parseObject(e.shadow.camera))),void 0!==e.visible&&(i.visible=e.visible),void 0!==e.userData&&(i.userData=e.userData),void 0!==e.children)for(var c in e.children)i.add(this.parseObject(e.children[c],r,n));if("LOD"===e.type)for(var h=e.levels,l=0;l<h.length;l++){var f=h[l],c=i.getObjectByProperty("uuid",f.object);void 0!==c&&i.addLevel(c,f.distance)}return i}}()}),po.prototype={constructor:po,getPoint:function(t){return console.warn("THREE.Curve: Warning, getPoint() not implemented!"),null},getPointAt:function(t){var e=this.getUtoTmapping(t);return this.getPoint(e)},getPoints:function(t){t||(t=5);for(var e=[],r=0;r<=t;r++)e.push(this.getPoint(r/t));return e},getSpacedPoints:function(t){t||(t=5);for(var e=[],r=0;r<=t;r++)e.push(this.getPointAt(r/t));return e},getLength:function(){var t=this.getLengths();return t[t.length-1]},getLengths:function(t){if(t||(t=this.__arcLengthDivisions?this.__arcLengthDivisions:200),this.cacheArcLengths&&this.cacheArcLengths.length===t+1&&!this.needsUpdate)return this.cacheArcLengths;this.needsUpdate=!1;var e,r,n=[],i=this.getPoint(0),o=0;for(n.push(0),r=1;r<=t;r++)e=this.getPoint(r/t),o+=e.distanceTo(i),n.push(o),i=e;return this.cacheArcLengths=n,n},updateArcLengths:function(){this.needsUpdate=!0,this.getLengths()},getUtoTmapping:function(t,e){var r,n=this.getLengths(),i=0,o=n.length;r=e||t*n[o-1];for(var a,s=0,u=o-1;s<=u;)if(i=Math.floor(s+(u-s)/2),(a=n[i]-r)<0)s=i+1;else{if(!(a>0)){u=i;break}u=i-1}if(n[i=u]===r){var c=i/(o-1);return c}var h=n[i],l=n[i+1],f=l-h,p=(r-h)/f,c=(i+p)/(o-1);return c},getTangent:function(t){var e=t-1e-4,r=t+1e-4;e<0&&(e=0),r>1&&(r=1);var n=this.getPoint(e),i=this.getPoint(r),o=i.clone().sub(n);return o.normalize()},getTangentAt:function(t){var e=this.getUtoTmapping(t);return this.getTangent(e)},computeFrenetFrames:function(t,e){var r,n,i,o=new xe,a=[],s=[],u=[],c=new xe,h=new we;for(r=0;r<=t;r++)n=r/t,a[r]=this.getTangentAt(n),a[r].normalize();s[0]=new xe,u[0]=new xe;var l=Number.MAX_VALUE,f=Math.abs(a[0].x),p=Math.abs(a[0].y),d=Math.abs(a[0].z);for(f<=l&&(l=f,o.set(1,0,0)),p<=l&&(l=p,o.set(0,1,0)),d<=l&&o.set(0,0,1),c.crossVectors(a[0],o).normalize(),s[0].crossVectors(a[0],c),u[0].crossVectors(a[0],s[0]),r=1;r<=t;r++)s[r]=s[r-1].clone(),u[r]=u[r-1].clone(),c.crossVectors(a[r-1],a[r]),c.length()>Number.EPSILON&&(c.normalize(),i=Math.acos(he.clamp(a[r-1].dot(a[r]),-1,1)),s[r].applyMatrix4(h.makeRotationAxis(c,i))),u[r].crossVectors(a[r],s[r]);if(!0===e)for(i=Math.acos(he.clamp(s[0].dot(s[t]),-1,1)),i/=t,a[0].dot(c.crossVectors(s[0],s[t]))>0&&(i=-i),r=1;r<=t;r++)s[r].applyMatrix4(h.makeRotationAxis(a[r],i*r)),u[r].crossVectors(a[r],s[r]);return{tangents:a,normals:s,binormals:u}}},po.create=function(t,e){return t.prototype=Object.create(po.prototype),t.prototype.constructor=t,t.prototype.getPoint=e,t},mo.prototype=Object.create(po.prototype),mo.prototype.constructor=mo,mo.prototype.isLineCurve=!0,mo.prototype.getPoint=function(t){if(1===t)return this.v2.clone();var e=this.v2.clone().sub(this.v1);return e.multiplyScalar(t).add(this.v1),e},mo.prototype.getPointAt=function(t){return this.getPoint(t)},mo.prototype.getTangent=function(t){var e=this.v2.clone().sub(this.v1);return e.normalize()},vo.prototype=Object.assign(Object.create(po.prototype),{constructor:vo,add:function(t){this.curves.push(t)},closePath:function(){var t=this.curves[0].getPoint(0),e=this.curves[this.curves.length-1].getPoint(1);t.equals(e)||this.curves.push(new mo(e,t))},getPoint:function(t){for(var e=t*this.getLength(),r=this.getCurveLengths(),n=0;n<r.length;){if(r[n]>=e){var i=r[n]-e,o=this.curves[n],a=o.getLength(),s=0===a?0:1-i/a;return o.getPointAt(s)}n++}return null},getLength:function(){var t=this.getCurveLengths();return t[t.length-1]},updateArcLengths:function(){this.needsUpdate=!0,this.cacheLengths=null,this.getLengths()},getCurveLengths:function(){if(this.cacheLengths&&this.cacheLengths.length===this.curves.length)return this.cacheLengths;for(var t=[],e=0,r=0,n=this.curves.length;r<n;r++)e+=this.curves[r].getLength(),t.push(e);return this.cacheLengths=t,t},getSpacedPoints:function(t){t||(t=40);for(var e=[],r=0;r<=t;r++)e.push(this.getPoint(r/t));return this.autoClose&&e.push(e[0]),e},getPoints:function(t){t=t||12;for(var e,r=[],n=0,i=this.curves;n<i.length;n++)for(var o=i[n],a=o&&o.isEllipseCurve?2*t:o&&o.isLineCurve?1:o&&o.isSplineCurve?t*o.points.length:t,s=o.getPoints(a),u=0;u<s.length;u++){var c=s[u];e&&e.equals(c)||(r.push(c),e=c)}return this.autoClose&&r.length>1&&!r[r.length-1].equals(r[0])&&r.push(r[0]),r},createPointsGeometry:function(t){var e=this.getPoints(t);return this.createGeometry(e)},createSpacedPointsGeometry:function(t){var e=this.getSpacedPoints(t);return this.createGeometry(e)},createGeometry:function(t){for(var e=new Br,r=0,n=t.length;r<n;r++){var i=t[r];e.vertices.push(new xe(i.x,i.y,i.z||0))}return e}}),go.prototype=Object.create(po.prototype),go.prototype.constructor=go,go.prototype.isEllipseCurve=!0,go.prototype.getPoint=function(t){for(var e=2*Math.PI,r=this.aEndAngle-this.aStartAngle,n=Math.abs(r)<Number.EPSILON;r<0;)r+=e;for(;r>e;)r-=e;r<Number.EPSILON&&(r=n?0:e),!0!==this.aClockwise||n||(r===e?r=-e:r-=e);var i=this.aStartAngle+t*r,o=this.aX+this.xRadius*Math.cos(i),a=this.aY+this.yRadius*Math.sin(i);if(0!==this.aRotation){var s=Math.cos(this.aRotation),u=Math.sin(this.aRotation),c=o-this.aX,h=a-this.aY;o=c*s-h*u+this.aX,a=c*u+h*s+this.aY}return new le(o,a)};var yo={tangentQuadraticBezier:function(t,e,r,n){return 2*(1-t)*(r-e)+2*t*(n-r)},tangentCubicBezier:function(t,e,r,n,i){return-3*e*(1-t)*(1-t)+3*r*(1-t)*(1-t)-6*t*r*(1-t)+6*t*n*(1-t)-3*t*t*n+3*t*t*i},tangentSpline:function(t,e,r,n,i){var o=6*t*t-6*t,a=3*t*t-4*t+1,s=-6*t*t+6*t,u=3*t*t-2*t;return o+a+s+u},interpolate:function(t,e,r,n,i){var o=.5*(r-t),a=.5*(n-e),s=i*i,u=i*s;return(2*e-2*r+o+a)*u+(-3*e+3*r-2*o-a)*s+o*i+e}};function xo(t){this.points=void 0===t?[]:t}function wo(t,e,r,n){this.v0=t,this.v1=e,this.v2=r,this.v3=n}function bo(t,e,r){this.v0=t,this.v1=e,this.v2=r}xo.prototype=Object.create(po.prototype),xo.prototype.constructor=xo,xo.prototype.isSplineCurve=!0,xo.prototype.getPoint=function(t){var e=this.points,r=(e.length-1)*t,n=Math.floor(r),i=r-n,o=e[0===n?n:n-1],a=e[n],s=e[n>e.length-2?e.length-1:n+1],u=e[n>e.length-3?e.length-1:n+2],c=yo.interpolate;return new le(c(o.x,a.x,s.x,u.x,i),c(o.y,a.y,s.y,u.y,i))},wo.prototype=Object.create(po.prototype),wo.prototype.constructor=wo,wo.prototype.getPoint=function(t){var e=Qn.b3;return new le(e(t,this.v0.x,this.v1.x,this.v2.x,this.v3.x),e(t,this.v0.y,this.v1.y,this.v2.y,this.v3.y))},wo.prototype.getTangent=function(t){var e=yo.tangentCubicBezier;return new le(e(t,this.v0.x,this.v1.x,this.v2.x,this.v3.x),e(t,this.v0.y,this.v1.y,this.v2.y,this.v3.y)).normalize()},bo.prototype=Object.create(po.prototype),bo.prototype.constructor=bo,bo.prototype.getPoint=function(t){var e=Qn.b2;return new le(e(t,this.v0.x,this.v1.x,this.v2.x),e(t,this.v0.y,this.v1.y,this.v2.y))},bo.prototype.getTangent=function(t){var e=yo.tangentQuadraticBezier;return new le(e(t,this.v0.x,this.v1.x,this.v2.x),e(t,this.v0.y,this.v1.y,this.v2.y)).normalize()};var Mo,_o=Object.assign(Object.create(vo.prototype),{fromPoints:function(t){this.moveTo(t[0].x,t[0].y);for(var e=1,r=t.length;e<r;e++)this.lineTo(t[e].x,t[e].y)},moveTo:function(t,e){this.currentPoint.set(t,e)},lineTo:function(t,e){var r=new mo(this.currentPoint.clone(),new le(t,e));this.curves.push(r),this.currentPoint.set(t,e)},quadraticCurveTo:function(t,e,r,n){var i=new bo(this.currentPoint.clone(),new le(t,e),new le(r,n));this.curves.push(i),this.currentPoint.set(r,n)},bezierCurveTo:function(t,e,r,n,i,o){var a=new wo(this.currentPoint.clone(),new le(t,e),new le(r,n),new le(i,o));this.curves.push(a),this.currentPoint.set(i,o)},splineThru:function(t){var e=[this.currentPoint.clone()].concat(t),r=new xo(e);this.curves.push(r),this.currentPoint.copy(t[t.length-1])},arc:function(t,e,r,n,i,o){var a=this.currentPoint.x,s=this.currentPoint.y;this.absarc(t+a,e+s,r,n,i,o)},absarc:function(t,e,r,n,i,o){this.absellipse(t,e,r,r,n,i,o)},ellipse:function(t,e,r,n,i,o,a,s){var u=this.currentPoint.x,c=this.currentPoint.y;this.absellipse(t+u,e+c,r,n,i,o,a,s)},absellipse:function(t,e,r,n,i,o,a,s){var u=new go(t,e,r,n,i,o,a,s);if(this.curves.length>0){var c=u.getPoint(0);c.equals(this.currentPoint)||this.lineTo(c.x,c.y)}this.curves.push(u);var h=u.getPoint(1);this.currentPoint.copy(h)}});function Eo(){So.apply(this,arguments),this.holes=[]}function So(t){vo.call(this),this.currentPoint=new le,t&&this.fromPoints(t)}function Ao(){this.subPaths=[],this.currentPath=null}function To(t){this.data=t}function Lo(t){this.manager=void 0!==t?t:Ri}function Ro(){return void 0===Mo&&(Mo=new(window.AudioContext||window.webkitAudioContext)),Mo}function Co(t){this.manager=void 0!==t?t:Ri}function Po(){this.type="StereoCamera",this.aspect=1,this.eyeSep=.064,this.cameraL=new qr,this.cameraL.layers.enable(1),this.cameraL.matrixAutoUpdate=!1,this.cameraR=new qr,this.cameraR.layers.enable(2),this.cameraR.matrixAutoUpdate=!1}function Io(t,e,r){Lr.call(this),this.type="CubeCamera";var n=new qr(90,1,t,e);n.up.set(0,-1,0),n.lookAt(new xe(1,0,0)),this.add(n);var i=new qr(90,1,t,e);i.up.set(0,-1,0),i.lookAt(new xe(-1,0,0)),this.add(i);var o=new qr(90,1,t,e);o.up.set(0,0,1),o.lookAt(new xe(0,1,0)),this.add(o);var a=new qr(90,1,t,e);a.up.set(0,0,-1),a.lookAt(new xe(0,-1,0)),this.add(a);var s=new qr(90,1,t,e);s.up.set(0,-1,0),s.lookAt(new xe(0,0,1)),this.add(s);var u=new qr(90,1,t,e);u.up.set(0,-1,0),u.lookAt(new xe(0,0,-1)),this.add(u);var c={format:Ft,magFilter:gt,minFilter:gt};this.renderTarget=new ge(r,r,c),this.updateCubeMap=function(t,e){null===this.parent&&this.updateMatrixWorld();var r=this.renderTarget,c=r.texture.generateMipmaps;r.texture.generateMipmaps=!1,r.activeCubeFace=0,t.render(e,n,r),r.activeCubeFace=1,t.render(e,i,r),r.activeCubeFace=2,t.render(e,o,r),r.activeCubeFace=3,t.render(e,a,r),r.activeCubeFace=4,t.render(e,s,r),r.texture.generateMipmaps=c,r.activeCubeFace=5,t.render(e,u,r),t.setRenderTarget(null)}}function No(){Lr.call(this),this.type="AudioListener",this.context=Ro(),this.gain=this.context.createGain(),this.gain.connect(this.context.destination),this.filter=null}function Fo(t){Lr.call(this),this.type="Audio",this.context=t.context,this.source=this.context.createBufferSource(),this.source.onended=this.onEnded.bind(this),this.gain=this.context.createGain(),this.gain.connect(t.getInput()),this.autoplay=!1,this.startTime=0,this.playbackRate=1,this.isPlaying=!1,this.hasPlaybackControl=!0,this.sourceType="empty",this.filters=[]}function Uo(t){Fo.call(this,t),this.panner=this.context.createPanner(),this.panner.connect(this.gain)}function Oo(t,e){this.analyser=t.context.createAnalyser(),this.analyser.fftSize=void 0!==e?e:2048,this.data=new Uint8Array(this.analyser.frequencyBinCount),t.getOutput().connect(this.analyser)}function Do(t,e,r){this.binding=t,this.valueSize=r;var n,i=Float64Array;switch(e){case"quaternion":n=this._slerp;break;case"string":case"bool":i=Array,n=this._select;break;default:n=this._lerp}this.buffer=new i(4*r),this._mixBufferRegion=n,this.cumulativeWeight=0,this.useCount=0,this.referenceCount=0}function ko(t,e,r){this.path=e,this.parsedPath=r||ko.parseTrackName(e),this.node=ko.findNode(t,this.parsedPath.nodeName)||t,this.rootNode=t}function Bo(t){this.uuid=he.generateUUID(),this._objects=Array.prototype.slice.call(arguments),this.nCachedObjects_=0;var e={};this._indicesByUUID=e;for(var r=0,n=arguments.length;r!==n;++r)e[arguments[r].uuid]=r;this._paths=[],this._parsedPaths=[],this._bindings=[],this._bindingsIndicesByPath={};var i=this;this.stats={objects:{get total(){return i._objects.length},get inUse(){return this.total-i.nCachedObjects_}},get bindingsPerObject(){return i._bindings.length}}}function zo(t,e,r){this._mixer=t,this._clip=e,this._localRoot=r||null;for(var n=e.tracks,i=n.length,o=new Array(i),a={endingStart:Qt,endingEnd:Qt},s=0;s!==i;++s){var u=n[s].createInterpolant(null);o[s]=u,u.settings=a}this._interpolantSettings=a,this._interpolants=o,this._propertyBindings=new Array(i),this._cacheIndex=null,this._byClipCacheIndex=null,this._timeScaleInterpolant=null,this._weightInterpolant=null,this.loop=Jt,this._loopCount=-1,this._startTime=null,this.time=0,this.timeScale=1,this._effectiveTimeScale=1,this.weight=1,this._effectiveWeight=1,this.repetitions=1/0,this.paused=!1,this.enabled=!0,this.clampWhenFinished=!1,this.zeroSlopeAtStart=!0,this.zeroSlopeAtEnd=!0}function jo(t){this._root=t,this._initMemoryManager(),this._accuIndex=0,this.time=0,this.timeScale=1}function Go(t){"string"==typeof t&&(console.warn("THREE.Uniform: Type parameter is no longer needed."),t=arguments[1]),this.value=t}function Vo(){Vr.call(this),this.type="InstancedBufferGeometry",this.maxInstancedCount=void 0}function Ho(t,e,r,n){this.uuid=he.generateUUID(),this.data=t,this.itemSize=e,this.offset=r,this.normalized=!0===n}function Wo(t,e){this.uuid=he.generateUUID(),this.array=t,this.stride=e,this.count=void 0!==t?t.length/e:0,this.dynamic=!1,this.updateRange={offset:0,count:-1},this.version=0}function Yo(t,e,r){Wo.call(this,t,e),this.meshPerAttribute=r||1}function Xo(t,e,r){Ur.call(this,t,e),this.meshPerAttribute=r||1}function qo(t,e,r,n){this.ray=new Sr(t,e),this.near=r||0,this.far=n||1/0,this.params={Mesh:{},Line:{},LOD:{},Points:{threshold:1},Sprite:{}},Object.defineProperties(this.params,{PointCloud:{get:function(){return console.warn("THREE.Raycaster: params.PointCloud has been renamed to params.Points."),this.Points}}})}function Zo(t,e){return t.distance-e.distance}function Jo(t,e,r,n){if(!1!==t.visible&&(t.raycast(e,r),!0===n))for(var i=t.children,o=0,a=i.length;o<a;o++)Jo(i[o],e,r,!0)}function Qo(t){this.autoStart=void 0===t||t,this.startTime=0,this.oldTime=0,this.elapsedTime=0,this.running=!1}function Ko(t,e,r){return this.radius=void 0!==t?t:1,this.phi=void 0!==e?e:0,this.theta=void 0!==r?r:0,this}function $o(t,e){Hr.call(this,t,e),this.animationsMap={},this.animationsList=[];var r=this.geometry.morphTargets.length,n=r-1,i=r/1;this.createAnimation("__default",0,n,i),this.setAnimationWeight("__default",1)}function ta(t){Lr.call(this),this.material=t,this.render=function(t){}}function ea(t,e,r,n){this.object=t,this.size=void 0!==e?e:1;var i=void 0!==r?r:16711680,o=void 0!==n?n:1,a=0,s=this.object.geometry;s&&s.isGeometry?a=3*s.faces.length:s&&s.isBufferGeometry&&(a=s.attributes.normal.count);var u=new Vr,c=new kr(2*a*3,3);u.addAttribute("position",c),En.call(this,u,new Mn({color:i,linewidth:o})),this.matrixAutoUpdate=!1,this.update()}function ra(t){Lr.call(this),this.light=t,this.light.updateMatrixWorld(),this.matrix=t.matrixWorld,this.matrixAutoUpdate=!1;for(var e=new Vr,r=[0,0,0,0,0,1,0,0,0,1,0,1,0,0,0,-1,0,1,0,0,0,0,1,1,0,0,0,0,-1,1],n=0,i=1;n<32;n++,i++){var o=n/32*Math.PI*2,a=i/32*Math.PI*2;r.push(Math.cos(o),Math.sin(o),1,Math.cos(a),Math.sin(a),1)}e.addAttribute("position",new kr(r,3));var s=new Mn({fog:!1});this.cone=new En(e,s),this.add(this.cone),this.update()}function na(t){this.bones=this.getBoneList(t);for(var e=new Br,r=0;r<this.bones.length;r++){var n=this.bones[r];n.parent&&n.parent.isBone&&(e.vertices.push(new xe),e.vertices.push(new xe),e.colors.push(new sr(0,0,1)),e.colors.push(new sr(0,1,0)))}e.dynamic=!0;var i=new Mn({vertexColors:v,depthTest:!1,depthWrite:!1,transparent:!0});En.call(this,e,i),this.root=t,this.matrix=t.matrixWorld,this.matrixAutoUpdate=!1,this.update()}function ia(t,e){this.light=t,this.light.updateMatrixWorld();var r=new ti(e,4,2),n=new Fr({wireframe:!0,fog:!1});n.color.copy(this.light.color).multiplyScalar(this.light.intensity),Hr.call(this,r,n),this.matrix=this.light.matrixWorld,this.matrixAutoUpdate=!1}function oa(t,e){Lr.call(this),this.light=t,this.light.updateMatrixWorld(),this.matrix=t.matrixWorld,this.matrixAutoUpdate=!1,this.colors=[new sr,new sr];var r=new ei(e,4,2);r.rotateX(-Math.PI/2);for(var n=0;n<8;n++)r.faces[n].color=this.colors[n<4?0:1];var i=new Fr({vertexColors:m,wireframe:!0});this.lightSphere=new Hr(r,i),this.add(this.lightSphere),this.update()}function aa(t,e,r,n){e=e||1,r=new sr(void 0!==r?r:4473924),n=new sr(void 0!==n?n:8947848);for(var i=e/2,o=2*t/e,a=[],s=[],u=0,c=0,h=-t;u<=e;u++,h+=o){a.push(-t,0,h,t,0,h),a.push(h,0,-t,h,0,t);var l=u===i?r:n;l.toArray(s,c),c+=3,l.toArray(s,c),c+=3,l.toArray(s,c),c+=3,l.toArray(s,c),c+=3}var f=new Vr;f.addAttribute("position",new kr(a,3)),f.addAttribute("color",new kr(s,3));var p=new Mn({vertexColors:v});En.call(this,f,p)}function sa(t,e,r,n){this.object=t,this.size=void 0!==e?e:1;var i=void 0!==r?r:16776960,o=void 0!==n?n:1,a=0,s=this.object.geometry;s&&s.isGeometry?a=s.faces.length:console.warn("THREE.FaceNormalsHelper: only THREE.Geometry is supported. Use THREE.VertexNormalsHelper, instead.");var u=new Vr,c=new kr(2*a*3,3);u.addAttribute("position",c),En.call(this,u,new Mn({color:i,linewidth:o})),this.matrixAutoUpdate=!1,this.update()}function ua(t,e){Lr.call(this),this.light=t,this.light.updateMatrixWorld(),this.matrix=t.matrixWorld,this.matrixAutoUpdate=!1,void 0===e&&(e=1);var r=new Vr;r.addAttribute("position",new kr([-e,e,0,e,e,0,e,-e,0,-e,-e,0,-e,e,0],3));var n=new Mn({fog:!1});this.add(new _n(r,n)),(r=new Vr).addAttribute("position",new kr([0,0,0,0,0,1],3)),this.add(new _n(r,n)),this.update()}function ca(t){var e=new Br,r=new Mn({color:16777215,vertexColors:m}),n={};function i(t,e,r){o(t,r),o(e,r)}function o(t,r){e.vertices.push(new xe),e.colors.push(new sr(r)),void 0===n[t]&&(n[t]=[]),n[t].push(e.vertices.length-1)}i("n1","n2",16755200),i("n2","n4",16755200),i("n4","n3",16755200),i("n3","n1",16755200),i("f1","f2",16755200),i("f2","f4",16755200),i("f4","f3",16755200),i("f3","f1",16755200),i("n1","f1",16755200),i("n2","f2",16755200),i("n3","f3",16755200),i("n4","f4",16755200),i("p","n1",16711680),i("p","n2",16711680),i("p","n3",16711680),i("p","n4",16711680),i("u1","u2",43775),i("u2","u3",43775),i("u3","u1",43775),i("c","t",16777215),i("p","c",3355443),i("cn1","cn2",3355443),i("cn3","cn4",3355443),i("cf1","cf2",3355443),i("cf3","cf4",3355443),En.call(this,e,r),this.camera=t,this.camera.updateProjectionMatrix&&this.camera.updateProjectionMatrix(),this.matrix=t.matrixWorld,this.matrixAutoUpdate=!1,this.pointMap=n,this.update()}function ha(t,e){var r=void 0!==e?e:8947848;this.object=t,this.box=new xr,Hr.call(this,new mi(1,1,1),new Fr({color:r,wireframe:!0}))}function la(t,e){void 0===e&&(e=16776960);var r=new Uint16Array([0,1,1,2,2,3,3,0,4,5,5,6,6,7,7,4,0,4,1,5,2,6,3,7]),n=new Float32Array(24),i=new Vr;i.setIndex(new Ur(r,1)),i.addAttribute("position",new Ur(n,3)),En.call(this,i,new Mn({color:e})),void 0!==t&&this.update(t)}Eo.prototype=Object.assign(Object.create(_o),{constructor:Eo,getPointsHoles:function(t){for(var e=[],r=0,n=this.holes.length;r<n;r++)e[r]=this.holes[r].getPoints(t);return e},extractAllPoints:function(t){return{shape:this.getPoints(t),holes:this.getPointsHoles(t)}},extractPoints:function(t){return this.extractAllPoints(t)}}),So.prototype=_o,_o.constructor=So,Ao.prototype={moveTo:function(t,e){this.currentPath=new So,this.subPaths.push(this.currentPath),this.currentPath.moveTo(t,e)},lineTo:function(t,e){this.currentPath.lineTo(t,e)},quadraticCurveTo:function(t,e,r,n){this.currentPath.quadraticCurveTo(t,e,r,n)},bezierCurveTo:function(t,e,r,n,i,o){this.currentPath.bezierCurveTo(t,e,r,n,i,o)},splineThru:function(t){this.currentPath.splineThru(t)},toShapes:function(t,e){function r(t){for(var e=[],r=0,n=t.length;r<n;r++){var i=t[r],o=new Eo;o.curves=i.curves,e.push(o)}return e}function n(t,e){for(var r=e.length,n=!1,i=r-1,o=0;o<r;i=o++){var a=e[i],s=e[o],u=s.x-a.x,c=s.y-a.y;if(Math.abs(c)>Number.EPSILON){if(c<0&&(a=e[o],u=-u,s=e[i],c=-c),t.y<a.y||t.y>s.y)continue;if(t.y===a.y){if(t.x===a.x)return!0}else{var h=c*(t.x-a.x)-u*(t.y-a.y);if(0===h)return!0;if(h<0)continue;n=!n}}else{if(t.y!==a.y)continue;if(s.x<=t.x&&t.x<=a.x||a.x<=t.x&&t.x<=s.x)return!0}}return n}var i=Qn.isClockWise,o=this.subPaths;if(0===o.length)return[];if(!0===e)return r(o);var a,s,u,c=[];if(1===o.length)return s=o[0],(u=new Eo).curves=s.curves,c.push(u),c;var h=!i(o[0].getPoints());h=t?!h:h;var l,f,p=[],d=[],m=[],v=0;d[v]=void 0,m[v]=[];for(var g=0,y=o.length;g<y;g++)s=o[g],l=s.getPoints(),a=i(l),(a=t?!a:a)?(!h&&d[v]&&v++,d[v]={s:new Eo,p:l},d[v].s.curves=s.curves,h&&v++,m[v]=[]):m[v].push({h:s,p:l[0]});if(!d[0])return r(o);if(d.length>1){for(var x=!1,w=[],b=0,M=d.length;b<M;b++)p[b]=[];for(var b=0,M=d.length;b<M;b++)for(var _=m[b],E=0;E<_.length;E++){for(var S=_[E],A=!0,T=0;T<d.length;T++)n(S.p,d[T].p)&&(b!==T&&w.push({froms:b,tos:T,hole:E}),A?(A=!1,p[T].push(S)):x=!0);A&&p[b].push(S)}w.length>0&&(x||(m=p))}for(var g=0,L=d.length;g<L;g++){u=d[g].s,c.push(u);for(var R=0,C=(f=m[g]).length;R<C;R++)u.holes.push(f[R].h)}return c}},Object.assign(To.prototype,{isFont:!0,generateShapes:function(t,e,r){function n(t,e,n){var o=i.glyphs[t]||i.glyphs["?"];if(o){var a,s,u,c,h,l,f,p,d,m,v,g=new Ao,y=[],x=Qn.b2,w=Qn.b3;if(o.o)for(var b=o._cachedOutline||(o._cachedOutline=o.o.split(" ")),M=0,_=b.length;M<_;){var E=b[M++];switch(E){case"m":a=b[M++]*e+n,s=b[M++]*e,g.moveTo(a,s);break;case"l":a=b[M++]*e+n,s=b[M++]*e,g.lineTo(a,s);break;case"q":if(u=b[M++]*e+n,c=b[M++]*e,f=b[M++]*e+n,p=b[M++]*e,g.quadraticCurveTo(f,p,u,c),v=y[y.length-1]){h=v.x,l=v.y;for(var S=1;S<=r;S++){var A=S/r;x(A,h,f,u),x(A,l,p,c)}}break;case"b":if(u=b[M++]*e+n,c=b[M++]*e,f=b[M++]*e+n,p=b[M++]*e,d=b[M++]*e+n,m=b[M++]*e,g.bezierCurveTo(f,p,d,m,u,c),v=y[y.length-1]){h=v.x,l=v.y;for(var S=1;S<=r;S++){var A=S/r;w(A,h,f,d,u),w(A,l,p,m,c)}}}}return{offset:o.ha*e,path:g}}}void 0===e&&(e=100),void 0===r&&(r=4);for(var i=this.data,o=function(t){for(var r=String(t).split(""),o=e/i.resolution,a=0,s=[],u=0;u<r.length;u++){var c=n(r[u],o,a);a+=c.offset,s.push(c.path)}return s}(t),a=[],s=0,u=o.length;s<u;s++)Array.prototype.push.apply(a,o[s].toShapes());return a}}),Object.assign(Lo.prototype,{load:function(t,e,r,n){var i=this,o=new Ci(this.manager);o.load(t,function(t){var r;try{r=JSON.parse(t)}catch(e){console.warn("THREE.FontLoader: typeface.js support is being deprecated. Use typeface.json instead."),r=JSON.parse(t.substring(65,t.length-2))}var n=i.parse(r);e&&e(n)},r,n)},parse:function(t){return new To(t)}}),Object.assign(Co.prototype,{load:function(t,e,r,n){var i=new Ci(this.manager);i.setResponseType("arraybuffer"),i.load(t,function(t){var r=Ro();r.decodeAudioData(t,function(t){e(t)})},r,n)}}),Object.assign(Po.prototype,{update:function(){var t,e,r,n,i,o,a,s=new we,u=new we;return function(c){var h=t!==this||e!==c.focus||r!==c.fov||n!==c.aspect*this.aspect||i!==c.near||o!==c.far||a!==c.zoom;if(h){t=this,e=c.focus,r=c.fov,n=c.aspect*this.aspect,i=c.near,o=c.far,a=c.zoom;var l,f,p=c.projectionMatrix.clone(),d=this.eyeSep/2,m=d*i/e,v=i*Math.tan(he.DEG2RAD*r*.5)/a;u.elements[12]=-d,s.elements[12]=d,l=-v*n+m,f=v*n+m,p.elements[0]=2*i/(f-l),p.elements[8]=(f+l)/(f-l),this.cameraL.projectionMatrix.copy(p),l=-v*n-m,f=v*n-m,p.elements[0]=2*i/(f-l),p.elements[8]=(f+l)/(f-l),this.cameraR.projectionMatrix.copy(p)}this.cameraL.matrixWorld.copy(c.matrixWorld).multiply(u),this.cameraR.matrixWorld.copy(c.matrixWorld).multiply(s)}}()}),Io.prototype=Object.create(Lr.prototype),Io.prototype.constructor=Io,No.prototype=Object.assign(Object.create(Lr.prototype),{constructor:No,getInput:function(){return this.gain},removeFilter:function(){null!==this.filter&&(this.gain.disconnect(this.filter),this.filter.disconnect(this.context.destination),this.gain.connect(this.context.destination),this.filter=null)},getFilter:function(){return this.filter},setFilter:function(t){null!==this.filter?(this.gain.disconnect(this.filter),this.filter.disconnect(this.context.destination)):this.gain.disconnect(this.context.destination),this.filter=t,this.gain.connect(this.filter),this.filter.connect(this.context.destination)},getMasterVolume:function(){return this.gain.gain.value},setMasterVolume:function(t){this.gain.gain.value=t},updateMatrixWorld:function(){var t=new xe,e=new ye,r=new xe,n=new xe;return function(i){Lr.prototype.updateMatrixWorld.call(this,i);var o=this.context.listener,a=this.up;this.matrixWorld.decompose(t,e,r),n.set(0,0,-1).applyQuaternion(e),o.setPosition(t.x,t.y,t.z),o.setOrientation(n.x,n.y,n.z,a.x,a.y,a.z)}}()}),Fo.prototype=Object.assign(Object.create(Lr.prototype),{constructor:Fo,getOutput:function(){return this.gain},setNodeSource:function(t){return this.hasPlaybackControl=!1,this.sourceType="audioNode",this.source=t,this.connect(),this},setBuffer:function(t){return this.source.buffer=t,this.sourceType="buffer",this.autoplay&&this.play(),this},play:function(){if(!0!==this.isPlaying){if(!1!==this.hasPlaybackControl){var t=this.context.createBufferSource();return t.buffer=this.source.buffer,t.loop=this.source.loop,t.onended=this.source.onended,t.start(0,this.startTime),t.playbackRate.value=this.playbackRate,this.isPlaying=!0,this.source=t,this.connect()}console.warn("THREE.Audio: this Audio has no playback control.")}else console.warn("THREE.Audio: Audio is already playing.")},pause:function(){if(!1!==this.hasPlaybackControl)return this.source.stop(),this.startTime=this.context.currentTime,this.isPlaying=!1,this;console.warn("THREE.Audio: this Audio has no playback control.")},stop:function(){if(!1!==this.hasPlaybackControl)return this.source.stop(),this.startTime=0,this.isPlaying=!1,this;console.warn("THREE.Audio: this Audio has no playback control.")},connect:function(){if(this.filters.length>0){this.source.connect(this.filters[0]);for(var t=1,e=this.filters.length;t<e;t++)this.filters[t-1].connect(this.filters[t]);this.filters[this.filters.length-1].connect(this.getOutput())}else this.source.connect(this.getOutput());return this},disconnect:function(){if(this.filters.length>0){this.source.disconnect(this.filters[0]);for(var t=1,e=this.filters.length;t<e;t++)this.filters[t-1].disconnect(this.filters[t]);this.filters[this.filters.length-1].disconnect(this.getOutput())}else this.source.disconnect(this.getOutput());return this},getFilters:function(){return this.filters},setFilters:function(t){return t||(t=[]),!0===this.isPlaying?(this.disconnect(),this.filters=t,this.connect()):this.filters=t,this},getFilter:function(){return this.getFilters()[0]},setFilter:function(t){return this.setFilters(t?[t]:[])},setPlaybackRate:function(t){if(!1!==this.hasPlaybackControl)return this.playbackRate=t,!0===this.isPlaying&&(this.source.playbackRate.value=this.playbackRate),this;console.warn("THREE.Audio: this Audio has no playback control.")},getPlaybackRate:function(){return this.playbackRate},onEnded:function(){this.isPlaying=!1},getLoop:function(){return!1===this.hasPlaybackControl?(console.warn("THREE.Audio: this Audio has no playback control."),!1):this.source.loop},setLoop:function(t){!1!==this.hasPlaybackControl?this.source.loop=t:console.warn("THREE.Audio: this Audio has no playback control.")},getVolume:function(){return this.gain.gain.value},setVolume:function(t){return this.gain.gain.value=t,this}}),Uo.prototype=Object.assign(Object.create(Fo.prototype),{constructor:Uo,getOutput:function(){return this.panner},getRefDistance:function(){return this.panner.refDistance},setRefDistance:function(t){this.panner.refDistance=t},getRolloffFactor:function(){return this.panner.rolloffFactor},setRolloffFactor:function(t){this.panner.rolloffFactor=t},getDistanceModel:function(){return this.panner.distanceModel},setDistanceModel:function(t){this.panner.distanceModel=t},getMaxDistance:function(){return this.panner.maxDistance},setMaxDistance:function(t){this.panner.maxDistance=t},updateMatrixWorld:function(){var t=new xe;return function(e){Lr.prototype.updateMatrixWorld.call(this,e),t.setFromMatrixPosition(this.matrixWorld),this.panner.setPosition(t.x,t.y,t.z)}}()}),Object.assign(Oo.prototype,{getFrequencyData:function(){return this.analyser.getByteFrequencyData(this.data),this.data},getAverageFrequency:function(){for(var t=0,e=this.getFrequencyData(),r=0;r<e.length;r++)t+=e[r];return t/e.length}}),Do.prototype={constructor:Do,accumulate:function(t,e){var r=this.buffer,n=this.valueSize,i=t*n+n,o=this.cumulativeWeight;if(0===o){for(var a=0;a!==n;++a)r[i+a]=r[a];o=e}else{var s=e/(o+=e);this._mixBufferRegion(r,i,0,s,n)}this.cumulativeWeight=o},apply:function(t){var e=this.valueSize,r=this.buffer,n=t*e+e,i=this.cumulativeWeight,o=this.binding;if(this.cumulativeWeight=0,i<1){var a=3*e;this._mixBufferRegion(r,n,a,1-i,e)}for(var s=e,u=e+e;s!==u;++s)if(r[s]!==r[s+e]){o.setValue(r,n);break}},saveOriginalState:function(){var t=this.binding,e=this.buffer,r=this.valueSize,n=3*r;t.getValue(e,n);for(var i=r,o=n;i!==o;++i)e[i]=e[n+i%r];this.cumulativeWeight=0},restoreOriginalState:function(){var t=3*this.valueSize;this.binding.setValue(this.buffer,t)},_select:function(t,e,r,n,i){if(n>=.5)for(var o=0;o!==i;++o)t[e+o]=t[r+o]},_slerp:function(t,e,r,n,i){ye.slerpFlat(t,e,t,e,t,r,n)},_lerp:function(t,e,r,n,i){for(var o=1-n,a=0;a!==i;++a){var s=e+a;t[s]=t[s]*o+t[r+a]*n}}},ko.prototype={constructor:ko,getValue:function(t,e){this.bind(),this.getValue(t,e)},setValue:function(t,e){this.bind(),this.setValue(t,e)},bind:function(){var t=this.node,e=this.parsedPath,r=e.objectName,n=e.propertyName,i=e.propertyIndex;if(t||(t=ko.findNode(this.rootNode,e.nodeName)||this.rootNode,this.node=t),this.getValue=this._getValue_unavailable,this.setValue=this._setValue_unavailable,t){if(r){var o=e.objectIndex;switch(r){case"materials":if(!t.material)return void console.error("  can not bind to material as node does not have a material",this);if(!t.material.materials)return void console.error("  can not bind to material.materials as node.material does not have a materials array",this);t=t.material.materials;break;case"bones":if(!t.skeleton)return void console.error("  can not bind to bones as node does not have a skeleton",this);t=t.skeleton.bones;for(var a=0;a<t.length;a++)if(t[a].name===o){o=a;break}break;default:if(void 0===t[r])return void console.error("  can not bind to objectName of node, undefined",this);t=t[r]}if(void 0!==o){if(void 0===t[o])return void console.error("  trying to bind to objectIndex of objectName, but is undefined:",this,t);t=t[o]}}var s=t[n];if(void 0!==s){var u=this.Versioning.None;void 0!==t.needsUpdate?(u=this.Versioning.NeedsUpdate,this.targetObject=t):void 0!==t.matrixWorldNeedsUpdate&&(u=this.Versioning.MatrixWorldNeedsUpdate,this.targetObject=t);var c=this.BindingType.Direct;if(void 0!==i){if("morphTargetInfluences"===n){if(!t.geometry)return void console.error("  can not bind to morphTargetInfluences becasuse node does not have a geometry",this);if(!t.geometry.morphTargets)return void console.error("  can not bind to morphTargetInfluences becasuse node does not have a geometry.morphTargets",this);for(var a=0;a<this.node.geometry.morphTargets.length;a++)if(t.geometry.morphTargets[a].name===i){i=a;break}}c=this.BindingType.ArrayElement,this.resolvedProperty=s,this.propertyIndex=i}else void 0!==s.fromArray&&void 0!==s.toArray?(c=this.BindingType.HasFromToArray,this.resolvedProperty=s):void 0!==s.length?(c=this.BindingType.EntireArray,this.resolvedProperty=s):this.propertyName=n;this.getValue=this.GetterByBindingType[c],this.setValue=this.SetterByBindingTypeAndVersioning[c][u]}else{var h=e.nodeName;console.error("  trying to update property for track: "+h+"."+n+" but it wasn't found.",t)}}else console.error("  trying to update node for track: "+this.path+" but it wasn't found.")},unbind:function(){this.node=null,this.getValue=this._getValue_unbound,this.setValue=this._setValue_unbound}},Object.assign(ko.prototype,{_getValue_unavailable:function(){},_setValue_unavailable:function(){},_getValue_unbound:ko.prototype.getValue,_setValue_unbound:ko.prototype.setValue,BindingType:{Direct:0,EntireArray:1,ArrayElement:2,HasFromToArray:3},Versioning:{None:0,NeedsUpdate:1,MatrixWorldNeedsUpdate:2},GetterByBindingType:[function(t,e){t[e]=this.node[this.propertyName]},function(t,e){for(var r=this.resolvedProperty,n=0,i=r.length;n!==i;++n)t[e++]=r[n]},function(t,e){t[e]=this.resolvedProperty[this.propertyIndex]},function(t,e){this.resolvedProperty.toArray(t,e)}],SetterByBindingTypeAndVersioning:[[function(t,e){this.node[this.propertyName]=t[e]},function(t,e){this.node[this.propertyName]=t[e],this.targetObject.needsUpdate=!0},function(t,e){this.node[this.propertyName]=t[e],this.targetObject.matrixWorldNeedsUpdate=!0}],[function(t,e){for(var r=this.resolvedProperty,n=0,i=r.length;n!==i;++n)r[n]=t[e++]},function(t,e){for(var r=this.resolvedProperty,n=0,i=r.length;n!==i;++n)r[n]=t[e++];this.targetObject.needsUpdate=!0},function(t,e){for(var r=this.resolvedProperty,n=0,i=r.length;n!==i;++n)r[n]=t[e++];this.targetObject.matrixWorldNeedsUpdate=!0}],[function(t,e){this.resolvedProperty[this.propertyIndex]=t[e]},function(t,e){this.resolvedProperty[this.propertyIndex]=t[e],this.targetObject.needsUpdate=!0},function(t,e){this.resolvedProperty[this.propertyIndex]=t[e],this.targetObject.matrixWorldNeedsUpdate=!0}],[function(t,e){this.resolvedProperty.fromArray(t,e)},function(t,e){this.resolvedProperty.fromArray(t,e),this.targetObject.needsUpdate=!0},function(t,e){this.resolvedProperty.fromArray(t,e),this.targetObject.matrixWorldNeedsUpdate=!0}]]}),ko.Composite=function(t,e,r){var n=r||ko.parseTrackName(e);this._targetGroup=t,this._bindings=t.subscribe_(e,n)},ko.Composite.prototype={constructor:ko.Composite,getValue:function(t,e){this.bind();var r=this._targetGroup.nCachedObjects_,n=this._bindings[r];void 0!==n&&n.getValue(t,e)},setValue:function(t,e){for(var r=this._bindings,n=this._targetGroup.nCachedObjects_,i=r.length;n!==i;++n)r[n].setValue(t,e)},bind:function(){for(var t=this._bindings,e=this._targetGroup.nCachedObjects_,r=t.length;e!==r;++e)t[e].bind()},unbind:function(){for(var t=this._bindings,e=this._targetGroup.nCachedObjects_,r=t.length;e!==r;++e)t[e].unbind()}},ko.create=function(t,e,r){return t&&t.isAnimationObjectGroup?new ko.Composite(t,e,r):new ko(t,e,r)},ko.parseTrackName=function(t){var e=/^((?:\w+[\/:])*)(\w+)?(?:\.(\w+)(?:\[(.+)\])?)?\.(\w+)(?:\[(.+)\])?$/.exec(t);if(!e)throw new Error("cannot parse trackName at all: "+t);var r={nodeName:e[2],objectName:e[3],objectIndex:e[4],propertyName:e[5],propertyIndex:e[6]};if(null===r.propertyName||0===r.propertyName.length)throw new Error("can not parse propertyName from trackName: "+t);return r},ko.findNode=function(t,e){if(!e||""===e||"root"===e||"."===e||-1===e||e===t.name||e===t.uuid)return t;if(t.skeleton){var r=function(t){for(var r=0;r<t.bones.length;r++){var n=t.bones[r];if(n.name===e)return n}return null}(t.skeleton);if(r)return r}if(t.children){var n=function(t){for(var r=0;r<t.length;r++){var i=t[r];if(i.name===e||i.uuid===e)return i;var o=n(i.children);if(o)return o}return null},i=n(t.children);if(i)return i}return null},Bo.prototype={constructor:Bo,isAnimationObjectGroup:!0,add:function(t){for(var e=this._objects,r=e.length,n=this.nCachedObjects_,i=this._indicesByUUID,o=this._paths,a=this._parsedPaths,s=this._bindings,u=s.length,c=0,h=arguments.length;c!==h;++c){var l=arguments[c],f=l.uuid,p=i[f];if(void 0===p){p=r++,i[f]=p,e.push(l);for(var d=0,m=u;d!==m;++d)s[d].push(new ko(l,o[d],a[d]))}else if(p<n){var v=e[p],g=--n,y=e[g];i[y.uuid]=p,e[p]=y,i[f]=g,e[g]=l;for(var d=0,m=u;d!==m;++d){var x=s[d],w=x[g],b=x[p];x[p]=w,void 0===b&&(b=new ko(l,o[d],a[d])),x[g]=b}}else e[p]!==v&&console.error("Different objects with the same UUID detected. Clean the caches or recreate your infrastructure when reloading scenes...")}this.nCachedObjects_=n},remove:function(t){for(var e=this._objects,r=this.nCachedObjects_,n=this._indicesByUUID,i=this._bindings,o=i.length,a=0,s=arguments.length;a!==s;++a){var u=arguments[a],c=u.uuid,h=n[c];if(void 0!==h&&h>=r){var l=r++,f=e[l];n[f.uuid]=h,e[h]=f,n[c]=l,e[l]=u;for(var p=0,d=o;p!==d;++p){var m=i[p],v=m[l],g=m[h];m[h]=v,m[l]=g}}}this.nCachedObjects_=r},uncache:function(t){for(var e=this._objects,r=e.length,n=this.nCachedObjects_,i=this._indicesByUUID,o=this._bindings,a=o.length,s=0,u=arguments.length;s!==u;++s){var c=arguments[s],h=c.uuid,l=i[h];if(void 0!==l)if(delete i[h],l<n){var f=--n,p=e[f],d=--r,m=e[d];i[p.uuid]=l,e[l]=p,i[m.uuid]=f,e[f]=m,e.pop();for(var v=0,g=a;v!==g;++v){var y=o[v],x=y[f],w=y[d];y[l]=x,y[f]=w,y.pop()}}else{var d=--r,m=e[d];i[m.uuid]=l,e[l]=m,e.pop();for(var v=0,g=a;v!==g;++v){var y=o[v];y[l]=y[d],y.pop()}}}this.nCachedObjects_=n},subscribe_:function(t,e){var r=this._bindingsIndicesByPath,n=r[t],i=this._bindings;if(void 0!==n)return i[n];var o=this._paths,a=this._parsedPaths,s=this._objects,u=s.length,c=this.nCachedObjects_,h=new Array(u);n=i.length,r[t]=n,o.push(t),a.push(e),i.push(h);for(var l=c,f=s.length;l!==f;++l){var p=s[l];h[l]=new ko(p,t,e)}return h},unsubscribe_:function(t){var e=this._bindingsIndicesByPath,r=e[t];if(void 0!==r){var n=this._paths,i=this._parsedPaths,o=this._bindings,a=o.length-1,s=o[a],u=t[a];e[u]=r,o[r]=s,o.pop(),i[r]=i[a],i.pop(),n[r]=n[a],n.pop()}}},zo.prototype={constructor:zo,play:function(){return this._mixer._activateAction(this),this},stop:function(){return this._mixer._deactivateAction(this),this.reset()},reset:function(){return this.paused=!1,this.enabled=!0,this.time=0,this._loopCount=-1,this._startTime=null,this.stopFading().stopWarping()},isRunning:function(){return this.enabled&&!this.paused&&0!==this.timeScale&&null===this._startTime&&this._mixer._isActiveAction(this)},isScheduled:function(){return this._mixer._isActiveAction(this)},startAt:function(t){return this._startTime=t,this},setLoop:function(t,e){return this.loop=t,this.repetitions=e,this},setEffectiveWeight:function(t){return this.weight=t,this._effectiveWeight=this.enabled?t:0,this.stopFading()},getEffectiveWeight:function(){return this._effectiveWeight},fadeIn:function(t){return this._scheduleFading(t,0,1)},fadeOut:function(t){return this._scheduleFading(t,1,0)},crossFadeFrom:function(t,e,r){if(t.fadeOut(e),this.fadeIn(e),r){var n=this._clip.duration,i=t._clip.duration,o=i/n,a=n/i;t.warp(1,o,e),this.warp(a,1,e)}return this},crossFadeTo:function(t,e,r){return t.crossFadeFrom(this,e,r)},stopFading:function(){var t=this._weightInterpolant;return null!==t&&(this._weightInterpolant=null,this._mixer._takeBackControlInterpolant(t)),this},setEffectiveTimeScale:function(t){return this.timeScale=t,this._effectiveTimeScale=this.paused?0:t,this.stopWarping()},getEffectiveTimeScale:function(){return this._effectiveTimeScale},setDuration:function(t){return this.timeScale=this._clip.duration/t,this.stopWarping()},syncWith:function(t){return this.time=t.time,this.timeScale=t.timeScale,this.stopWarping()},halt:function(t){return this.warp(this._effectiveTimeScale,0,t)},warp:function(t,e,r){var n=this._mixer,i=n.time,o=this._timeScaleInterpolant,a=this.timeScale;null===o&&(o=n._lendControlInterpolant(),this._timeScaleInterpolant=o);var s=o.parameterPositions,u=o.sampleValues;return s[0]=i,s[1]=i+r,u[0]=t/a,u[1]=e/a,this},stopWarping:function(){var t=this._timeScaleInterpolant;return null!==t&&(this._timeScaleInterpolant=null,this._mixer._takeBackControlInterpolant(t)),this},getMixer:function(){return this._mixer},getClip:function(){return this._clip},getRoot:function(){return this._localRoot||this._mixer._root},_update:function(t,e,r,n){var i=this._startTime;if(null!==i){var o=(t-i)*r;if(o<0||0===r)return;this._startTime=null,e=r*o}e*=this._updateTimeScale(t);var a=this._updateTime(e),s=this._updateWeight(t);if(s>0)for(var u=this._interpolants,c=this._propertyBindings,h=0,l=u.length;h!==l;++h)u[h].evaluate(a),c[h].accumulate(n,s)},_updateWeight:function(t){var e=0;if(this.enabled){e=this.weight;var r=this._weightInterpolant;if(null!==r){var n=r.evaluate(t)[0];e*=n,t>r.parameterPositions[1]&&(this.stopFading(),0===n&&(this.enabled=!1))}}return this._effectiveWeight=e,e},_updateTimeScale:function(t){var e=0;if(!this.paused){e=this.timeScale;var r=this._timeScaleInterpolant;if(null!==r){var n=r.evaluate(t)[0];e*=n,t>r.parameterPositions[1]&&(this.stopWarping(),0===e?this.paused=!0:this.timeScale=e)}}return this._effectiveTimeScale=e,e},_updateTime:function(t){var e=this.time+t;if(0===t)return e;var r=this._clip.duration,n=this.loop,i=this._loopCount;if(2200===n){-1===i&&(this.loopCount=0,this._setEndings(!0,!0,!1));t:{if(e>=r)e=r;else{if(!(e<0))break t;e=0}this.clampWhenFinished?this.paused=!0:this.enabled=!1,this._mixer.dispatchEvent({type:"finished",action:this,direction:t<0?-1:1})}}else{var o=2202===n;if(-1===i&&(t>=0?(i=0,this._setEndings(!0,0===this.repetitions,o)):this._setEndings(0===this.repetitions,!0,o)),e>=r||e<0){var a=Math.floor(e/r);e-=r*a,i+=Math.abs(a);var s=this.repetitions-i;if(s<0)this.clampWhenFinished?this.paused=!0:this.enabled=!1,e=t>0?r:0,this._mixer.dispatchEvent({type:"finished",action:this,direction:t>0?1:-1});else{if(0===s){var u=t<0;this._setEndings(u,!u,o)}else this._setEndings(!1,!1,o);this._loopCount=i,this._mixer.dispatchEvent({type:"loop",action:this,loopDelta:a})}}if(o&&1==(1&i))return this.time=e,r-e}return this.time=e,e},_setEndings:function(t,e,r){var n=this._interpolantSettings;r?(n.endingStart=2401,n.endingEnd=2401):(n.endingStart=t?this.zeroSlopeAtStart?2401:Qt:2402,n.endingEnd=e?this.zeroSlopeAtEnd?2401:Qt:2402)},_scheduleFading:function(t,e,r){var n=this._mixer,i=n.time,o=this._weightInterpolant;null===o&&(o=n._lendControlInterpolant(),this._weightInterpolant=o);var a=o.parameterPositions,s=o.sampleValues;return a[0]=i,s[0]=e,a[1]=i+t,s[1]=r,this}},Object.assign(jo.prototype,e.prototype,{clipAction:function(t,e){var r=e||this._root,n=r.uuid,i="string"==typeof t?so.findByName(r,t):t,o=null!==i?i.uuid:t,a=this._actionsByClip[o],s=null;if(void 0!==a){var u=a.actionByRoot[n];if(void 0!==u)return u;s=a.knownActions[0],null===i&&(i=s._clip)}if(null===i)return null;var c=new zo(this,i,e);return this._bindAction(c,s),this._addInactiveAction(c,o,n),c},existingAction:function(t,e){var r=e||this._root,n=r.uuid,i="string"==typeof t?so.findByName(r,t):t,o=i?i.uuid:t,a=this._actionsByClip[o];return void 0!==a&&a.actionByRoot[n]||null},stopAllAction:function(){var t=this._actions,e=this._nActiveActions,r=this._bindings,n=this._nActiveBindings;this._nActiveActions=0,this._nActiveBindings=0;for(var i=0;i!==e;++i)t[i].reset();for(var i=0;i!==n;++i)r[i].useCount=0;return this},update:function(t){t*=this.timeScale;for(var e=this._actions,r=this._nActiveActions,n=this.time+=t,i=Math.sign(t),o=this._accuIndex^=1,a=0;a!==r;++a){var s=e[a];s.enabled&&s._update(n,t,i,o)}for(var u=this._bindings,c=this._nActiveBindings,a=0;a!==c;++a)u[a].apply(o);return this},getRoot:function(){return this._root},uncacheClip:function(t){var e=this._actions,r=t.uuid,n=this._actionsByClip,i=n[r];if(void 0!==i){for(var o=i.knownActions,a=0,s=o.length;a!==s;++a){var u=o[a];this._deactivateAction(u);var c=u._cacheIndex,h=e[e.length-1];u._cacheIndex=null,u._byClipCacheIndex=null,h._cacheIndex=c,e[c]=h,e.pop(),this._removeInactiveBindingsForAction(u)}delete n[r]}},uncacheRoot:function(t){var e=t.uuid,r=this._actionsByClip;for(var n in r){var i=r[n].actionByRoot,o=i[e];void 0!==o&&(this._deactivateAction(o),this._removeInactiveAction(o))}var a=this._bindingsByRootAndName,s=a[e];if(void 0!==s)for(var u in s){var c=s[u];c.restoreOriginalState(),this._removeInactiveBinding(c)}},uncacheAction:function(t,e){var r=this.existingAction(t,e);null!==r&&(this._deactivateAction(r),this._removeInactiveAction(r))}}),Object.assign(jo.prototype,{_bindAction:function(t,e){var r=t._localRoot||this._root,n=t._clip.tracks,i=n.length,o=t._propertyBindings,a=t._interpolants,s=r.uuid,u=this._bindingsByRootAndName,c=u[s];void 0===c&&(c={},u[s]=c);for(var h=0;h!==i;++h){var l=n[h],f=l.name,p=c[f];if(void 0!==p)o[h]=p;else{if(void 0!==(p=o[h])){null===p._cacheIndex&&(++p.referenceCount,this._addInactiveBinding(p,s,f));continue}var d=e&&e._propertyBindings[h].binding.parsedPath;++(p=new Do(ko.create(r,f,d),l.ValueTypeName,l.getValueSize())).referenceCount,this._addInactiveBinding(p,s,f),o[h]=p}a[h].resultBuffer=p.buffer}},_activateAction:function(t){if(!this._isActiveAction(t)){if(null===t._cacheIndex){var e=(t._localRoot||this._root).uuid,r=t._clip.uuid,n=this._actionsByClip[r];this._bindAction(t,n&&n.knownActions[0]),this._addInactiveAction(t,r,e)}for(var i=t._propertyBindings,o=0,a=i.length;o!==a;++o){var s=i[o];0==s.useCount++&&(this._lendBinding(s),s.saveOriginalState())}this._lendAction(t)}},_deactivateAction:function(t){if(this._isActiveAction(t)){for(var e=t._propertyBindings,r=0,n=e.length;r!==n;++r){var i=e[r];0==--i.useCount&&(i.restoreOriginalState(),this._takeBackBinding(i))}this._takeBackAction(t)}},_initMemoryManager:function(){this._actions=[],this._nActiveActions=0,this._actionsByClip={},this._bindings=[],this._nActiveBindings=0,this._bindingsByRootAndName={},this._controlInterpolants=[],this._nActiveControlInterpolants=0;var t=this;this.stats={actions:{get total(){return t._actions.length},get inUse(){return t._nActiveActions}},bindings:{get total(){return t._bindings.length},get inUse(){return t._nActiveBindings}},controlInterpolants:{get total(){return t._controlInterpolants.length},get inUse(){return t._nActiveControlInterpolants}}}},_isActiveAction:function(t){var e=t._cacheIndex;return null!==e&&e<this._nActiveActions},_addInactiveAction:function(t,e,r){var n=this._actions,i=this._actionsByClip,o=i[e];if(void 0===o)o={knownActions:[t],actionByRoot:{}},t._byClipCacheIndex=0,i[e]=o;else{var a=o.knownActions;t._byClipCacheIndex=a.length,a.push(t)}t._cacheIndex=n.length,n.push(t),o.actionByRoot[r]=t},_removeInactiveAction:function(t){var e=this._actions,r=e[e.length-1],n=t._cacheIndex;r._cacheIndex=n,e[n]=r,e.pop(),t._cacheIndex=null;var i=t._clip.uuid,o=this._actionsByClip,a=o[i],s=a.knownActions,u=s[s.length-1],c=t._byClipCacheIndex;u._byClipCacheIndex=c,s[c]=u,s.pop(),t._byClipCacheIndex=null;var h=a.actionByRoot,l=(e._localRoot||this._root).uuid;delete h[l],0===s.length&&delete o[i],this._removeInactiveBindingsForAction(t)},_removeInactiveBindingsForAction:function(t){for(var e=t._propertyBindings,r=0,n=e.length;r!==n;++r){var i=e[r];0==--i.referenceCount&&this._removeInactiveBinding(i)}},_lendAction:function(t){var e=this._actions,r=t._cacheIndex,n=this._nActiveActions++,i=e[n];t._cacheIndex=n,e[n]=t,i._cacheIndex=r,e[r]=i},_takeBackAction:function(t){var e=this._actions,r=t._cacheIndex,n=--this._nActiveActions,i=e[n];t._cacheIndex=n,e[n]=t,i._cacheIndex=r,e[r]=i},_addInactiveBinding:function(t,e,r){var n=this._bindingsByRootAndName,i=n[e],o=this._bindings;void 0===i&&(i={},n[e]=i),i[r]=t,t._cacheIndex=o.length,o.push(t)},_removeInactiveBinding:function(t){var e=this._bindings,r=t.binding,n=r.rootNode.uuid,i=r.path,o=this._bindingsByRootAndName,a=o[n],s=e[e.length-1],u=t._cacheIndex;s._cacheIndex=u,e[u]=s,e.pop(),delete a[i];t:{for(var c in a)break t;delete o[n]}},_lendBinding:function(t){var e=this._bindings,r=t._cacheIndex,n=this._nActiveBindings++,i=e[n];t._cacheIndex=n,e[n]=t,i._cacheIndex=r,e[r]=i},_takeBackBinding:function(t){var e=this._bindings,r=t._cacheIndex,n=--this._nActiveBindings,i=e[n];t._cacheIndex=n,e[n]=t,i._cacheIndex=r,e[r]=i},_lendControlInterpolant:function(){var t=this._controlInterpolants,e=this._nActiveControlInterpolants++,r=t[e];return void 0===r&&((r=new Ji(new Float32Array(2),new Float32Array(2),1,this._controlInterpolantsResultBuffer)).__cacheIndex=e,t[e]=r),r},_takeBackControlInterpolant:function(t){var e=this._controlInterpolants,r=t.__cacheIndex,n=--this._nActiveControlInterpolants,i=e[n];t.__cacheIndex=n,e[n]=t,i.__cacheIndex=r,e[r]=i},_controlInterpolantsResultBuffer:new Float32Array(1)}),Vo.prototype=Object.create(Vr.prototype),Vo.prototype.constructor=Vo,Vo.prototype.isInstancedBufferGeometry=!0,Vo.prototype.addGroup=function(t,e,r){this.groups.push({start:t,count:e,materialIndex:r})},Vo.prototype.copy=function(t){var e=t.index;null!==e&&this.setIndex(e.clone());var r=t.attributes;for(var n in r){var i=r[n];this.addAttribute(n,i.clone())}for(var o=t.groups,a=0,s=o.length;a<s;a++){var u=o[a];this.addGroup(u.start,u.count,u.materialIndex)}return this},Ho.prototype={constructor:Ho,isInterleavedBufferAttribute:!0,get count(){return this.data.count},get array(){return this.data.array},setX:function(t,e){return this.data.array[t*this.data.stride+this.offset]=e,this},setY:function(t,e){return this.data.array[t*this.data.stride+this.offset+1]=e,this},setZ:function(t,e){return this.data.array[t*this.data.stride+this.offset+2]=e,this},setW:function(t,e){return this.data.array[t*this.data.stride+this.offset+3]=e,this},getX:function(t){return this.data.array[t*this.data.stride+this.offset]},getY:function(t){return this.data.array[t*this.data.stride+this.offset+1]},getZ:function(t){return this.data.array[t*this.data.stride+this.offset+2]},getW:function(t){return this.data.array[t*this.data.stride+this.offset+3]},setXY:function(t,e,r){return t=t*this.data.stride+this.offset,this.data.array[t+0]=e,this.data.array[t+1]=r,this},setXYZ:function(t,e,r,n){return t=t*this.data.stride+this.offset,this.data.array[t+0]=e,this.data.array[t+1]=r,this.data.array[t+2]=n,this},setXYZW:function(t,e,r,n,i){return t=t*this.data.stride+this.offset,this.data.array[t+0]=e,this.data.array[t+1]=r,this.data.array[t+2]=n,this.data.array[t+3]=i,this}},Wo.prototype={constructor:Wo,isInterleavedBuffer:!0,set needsUpdate(t){!0===t&&this.version++},setArray:function(t){if(Array.isArray(t))throw new TypeError("THREE.BufferAttribute: array should be a Typed Array.");this.count=void 0!==t?t.length/this.stride:0,this.array=t},setDynamic:function(t){return this.dynamic=t,this},copy:function(t){return this.array=new t.array.constructor(t.array),this.count=t.count,this.stride=t.stride,this.dynamic=t.dynamic,this},copyAt:function(t,e,r){t*=this.stride,r*=e.stride;for(var n=0,i=this.stride;n<i;n++)this.array[t+n]=e.array[r+n];return this},set:function(t,e){return void 0===e&&(e=0),this.array.set(t,e),this},clone:function(){return(new this.constructor).copy(this)}},Yo.prototype=Object.create(Wo.prototype),Yo.prototype.constructor=Yo,Yo.prototype.isInstancedInterleavedBuffer=!0,Yo.prototype.copy=function(t){return Wo.prototype.copy.call(this,t),this.meshPerAttribute=t.meshPerAttribute,this},Xo.prototype=Object.create(Ur.prototype),Xo.prototype.constructor=Xo,Xo.prototype.isInstancedBufferAttribute=!0,Xo.prototype.copy=function(t){return Ur.prototype.copy.call(this,t),this.meshPerAttribute=t.meshPerAttribute,this},qo.prototype={constructor:qo,linePrecision:1,set:function(t,e){this.ray.set(t,e)},setFromCamera:function(t,e){e&&e.isPerspectiveCamera?(this.ray.origin.setFromMatrixPosition(e.matrixWorld),this.ray.direction.set(t.x,t.y,.5).unproject(e).sub(this.ray.origin).normalize()):e&&e.isOrthographicCamera?(this.ray.origin.set(t.x,t.y,(e.near+e.far)/(e.near-e.far)).unproject(e),this.ray.direction.set(0,0,-1).transformDirection(e.matrixWorld)):console.error("THREE.Raycaster: Unsupported camera type.")},intersectObject:function(t,e){var r=[];return Jo(t,this,r,e),r.sort(Zo),r},intersectObjects:function(t,e){var r=[];if(!1===Array.isArray(t))return console.warn("THREE.Raycaster.intersectObjects: objects is not an Array."),r;for(var n=0,i=t.length;n<i;n++)Jo(t[n],this,r,e);return r.sort(Zo),r}},Qo.prototype={constructor:Qo,start:function(){this.startTime=(performance||Date).now(),this.oldTime=this.startTime,this.elapsedTime=0,this.running=!0},stop:function(){this.getElapsedTime(),this.running=!1},getElapsedTime:function(){return this.getDelta(),this.elapsedTime},getDelta:function(){var t=0;if(this.autoStart&&!this.running&&this.start(),this.running){var e=(performance||Date).now();t=(e-this.oldTime)/1e3,this.oldTime=e,this.elapsedTime+=t}return t}},Ko.prototype={constructor:Ko,set:function(t,e,r){return this.radius=t,this.phi=e,this.theta=r,this},clone:function(){return(new this.constructor).copy(this)},copy:function(t){return this.radius=t.radius,this.phi=t.phi,this.theta=t.theta,this},makeSafe:function(){return this.phi=Math.max(1e-6,Math.min(Math.PI-1e-6,this.phi)),this},setFromVector3:function(t){return this.radius=t.length(),0===this.radius?(this.theta=0,this.phi=0):(this.theta=Math.atan2(t.x,t.z),this.phi=Math.acos(he.clamp(t.y/this.radius,-1,1))),this}},$o.prototype=Object.create(Hr.prototype),$o.prototype.constructor=$o,$o.prototype.createAnimation=function(t,e,r,n){var i={start:e,end:r,length:r-e+1,fps:n,duration:(r-e)/n,lastFrame:0,currentFrame:0,active:!1,time:0,direction:1,weight:1,directionBackwards:!1,mirroredLoop:!1};this.animationsMap[t]=i,this.animationsList.push(i)},$o.prototype.autoCreateAnimations=function(t){for(var e,r=/([a-z]+)_?(\d+)/i,n={},i=this.geometry,o=0,a=i.morphTargets.length;o<a;o++){var s=i.morphTargets[o],u=s.name.match(r);if(u&&u.length>1){var c=u[1];n[c]||(n[c]={start:1/0,end:-1/0});var h=n[c];o<h.start&&(h.start=o),o>h.end&&(h.end=o),e||(e=c)}}for(var c in n){var h=n[c];this.createAnimation(c,h.start,h.end,t)}this.firstAnimation=e},$o.prototype.setAnimationDirectionForward=function(t){var e=this.animationsMap[t];e&&(e.direction=1,e.directionBackwards=!1)},$o.prototype.setAnimationDirectionBackward=function(t){var e=this.animationsMap[t];e&&(e.direction=-1,e.directionBackwards=!0)},$o.prototype.setAnimationFPS=function(t,e){var r=this.animationsMap[t];r&&(r.fps=e,r.duration=(r.end-r.start)/r.fps)},$o.prototype.setAnimationDuration=function(t,e){var r=this.animationsMap[t];r&&(r.duration=e,r.fps=(r.end-r.start)/r.duration)},$o.prototype.setAnimationWeight=function(t,e){var r=this.animationsMap[t];r&&(r.weight=e)},$o.prototype.setAnimationTime=function(t,e){var r=this.animationsMap[t];r&&(r.time=e)},$o.prototype.getAnimationTime=function(t){var e=0,r=this.animationsMap[t];return r&&(e=r.time),e},$o.prototype.getAnimationDuration=function(t){var e=-1,r=this.animationsMap[t];return r&&(e=r.duration),e},$o.prototype.playAnimation=function(t){var e=this.animationsMap[t];e?(e.time=0,e.active=!0):console.warn("THREE.MorphBlendMesh: animation["+t+"] undefined in .playAnimation()")},$o.prototype.stopAnimation=function(t){var e=this.animationsMap[t];e&&(e.active=!1)},$o.prototype.update=function(t){for(var e=0,r=this.animationsList.length;e<r;e++){var n=this.animationsList[e];if(n.active){var i=n.duration/n.length;n.time+=n.direction*t,n.mirroredLoop?(n.time>n.duration||n.time<0)&&(n.direction*=-1,n.time>n.duration&&(n.time=n.duration,n.directionBackwards=!0),n.time<0&&(n.time=0,n.directionBackwards=!1)):(n.time=n.time%n.duration,n.time<0&&(n.time+=n.duration));var o=n.start+he.clamp(Math.floor(n.time/i),0,n.length-1),a=n.weight;o!==n.currentFrame&&(this.morphTargetInfluences[n.lastFrame]=0,this.morphTargetInfluences[n.currentFrame]=1*a,this.morphTargetInfluences[o]=0,n.lastFrame=n.currentFrame,n.currentFrame=o);var s=n.time%i/i;n.directionBackwards&&(s=1-s),n.currentFrame!==n.lastFrame?(this.morphTargetInfluences[n.currentFrame]=s*a,this.morphTargetInfluences[n.lastFrame]=(1-s)*a):this.morphTargetInfluences[n.currentFrame]=a}}},ta.prototype=Object.create(Lr.prototype),ta.prototype.constructor=ta,ta.prototype.isImmediateRenderObject=!0,ea.prototype=Object.create(En.prototype),ea.prototype.constructor=ea,ea.prototype.update=function(){var t=new xe,e=new xe,r=new br;return function(){var n=["a","b","c"];this.object.updateMatrixWorld(!0),r.getNormalMatrix(this.object.matrixWorld);var i=this.object.matrixWorld,o=this.geometry.attributes.position,a=this.object.geometry;if(a&&a.isGeometry)for(var s=a.vertices,u=a.faces,c=0,h=0,l=u.length;h<l;h++)for(var f=u[h],p=0,d=f.vertexNormals.length;p<d;p++){var m=s[f[n[p]]],v=f.vertexNormals[p];t.copy(m).applyMatrix4(i),e.copy(v).applyMatrix3(r).normalize().multiplyScalar(this.size).add(t),o.setXYZ(c,t.x,t.y,t.z),c+=1,o.setXYZ(c,e.x,e.y,e.z),c+=1}else if(a&&a.isBufferGeometry)for(var g=a.attributes.position,y=a.attributes.normal,c=0,p=0,d=g.count;p<d;p++)t.set(g.getX(p),g.getY(p),g.getZ(p)).applyMatrix4(i),e.set(y.getX(p),y.getY(p),y.getZ(p)),e.applyMatrix3(r).normalize().multiplyScalar(this.size).add(t),o.setXYZ(c,t.x,t.y,t.z),c+=1,o.setXYZ(c,e.x,e.y,e.z),c+=1;return o.needsUpdate=!0,this}}(),ra.prototype=Object.create(Lr.prototype),ra.prototype.constructor=ra,ra.prototype.dispose=function(){this.cone.geometry.dispose(),this.cone.material.dispose()},ra.prototype.update=function(){var t=new xe,e=new xe;return function(){var r=this.light.distance?this.light.distance:1e3,n=r*Math.tan(this.light.angle);this.cone.scale.set(n,n,r),t.setFromMatrixPosition(this.light.matrixWorld),e.setFromMatrixPosition(this.light.target.matrixWorld),this.cone.lookAt(e.sub(t)),this.cone.material.color.copy(this.light.color).multiplyScalar(this.light.intensity)}}(),na.prototype=Object.create(En.prototype),na.prototype.constructor=na,na.prototype.getBoneList=function(t){var e=[];t&&t.isBone&&e.push(t);for(var r=0;r<t.children.length;r++)e.push.apply(e,this.getBoneList(t.children[r]));return e},na.prototype.update=function(){for(var t=this.geometry,e=(new we).getInverse(this.root.matrixWorld),r=new we,n=0,i=0;i<this.bones.length;i++){var o=this.bones[i];o.parent&&o.parent.isBone&&(r.multiplyMatrices(e,o.matrixWorld),t.vertices[n].setFromMatrixPosition(r),r.multiplyMatrices(e,o.parent.matrixWorld),t.vertices[n+1].setFromMatrixPosition(r),n+=2)}t.verticesNeedUpdate=!0,t.computeBoundingSphere()},ia.prototype=Object.create(Hr.prototype),ia.prototype.constructor=ia,ia.prototype.dispose=function(){this.geometry.dispose(),this.material.dispose()},ia.prototype.update=function(){this.material.color.copy(this.light.color).multiplyScalar(this.light.intensity)},oa.prototype=Object.create(Lr.prototype),oa.prototype.constructor=oa,oa.prototype.dispose=function(){this.lightSphere.geometry.dispose(),this.lightSphere.material.dispose()},oa.prototype.update=function(){var t=new xe;return function(){this.colors[0].copy(this.light.color).multiplyScalar(this.light.intensity),this.colors[1].copy(this.light.groundColor).multiplyScalar(this.light.intensity),this.lightSphere.lookAt(t.setFromMatrixPosition(this.light.matrixWorld).negate()),this.lightSphere.geometry.colorsNeedUpdate=!0}}(),aa.prototype=Object.create(En.prototype),aa.prototype.constructor=aa,aa.prototype.setColors=function(){console.error("THREE.GridHelper: setColors() has been deprecated, pass them in the constructor instead.")},sa.prototype=Object.create(En.prototype),sa.prototype.constructor=sa,sa.prototype.update=function(){var t=new xe,e=new xe,r=new br;return function(){this.object.updateMatrixWorld(!0),r.getNormalMatrix(this.object.matrixWorld);for(var n=this.object.matrixWorld,i=this.geometry.attributes.position,o=this.object.geometry,a=o.vertices,s=o.faces,u=0,c=0,h=s.length;c<h;c++){var l=s[c],f=l.normal;t.copy(a[l.a]).add(a[l.b]).add(a[l.c]).divideScalar(3).applyMatrix4(n),e.copy(f).applyMatrix3(r).normalize().multiplyScalar(this.size).add(t),i.setXYZ(u,t.x,t.y,t.z),u+=1,i.setXYZ(u,e.x,e.y,e.z),u+=1}return i.needsUpdate=!0,this}}(),ua.prototype=Object.create(Lr.prototype),ua.prototype.constructor=ua,ua.prototype.dispose=function(){var t=this.children[0],e=this.children[1];t.geometry.dispose(),t.material.dispose(),e.geometry.dispose(),e.material.dispose()},ua.prototype.update=function(){var t=new xe,e=new xe,r=new xe;return function(){t.setFromMatrixPosition(this.light.matrixWorld),e.setFromMatrixPosition(this.light.target.matrixWorld),r.subVectors(e,t);var n=this.children[0],i=this.children[1];n.lookAt(r),n.material.color.copy(this.light.color).multiplyScalar(this.light.intensity),i.lookAt(r),i.scale.z=r.length()}}(),ca.prototype=Object.create(En.prototype),ca.prototype.constructor=ca,ca.prototype.update=function(){var t,e,r=new xe,n=new Xr;function i(i,o,a,s){r.set(o,a,s).unproject(n);var u=e[i];if(void 0!==u)for(var c=0,h=u.length;c<h;c++)t.vertices[u[c]].copy(r)}return function(){t=this.geometry,e=this.pointMap,n.projectionMatrix.copy(this.camera.projectionMatrix),i("c",0,0,-1),i("t",0,0,1),i("n1",-1,-1,-1),i("n2",1,-1,-1),i("n3",-1,1,-1),i("n4",1,1,-1),i("f1",-1,-1,1),i("f2",1,-1,1),i("f3",-1,1,1),i("f4",1,1,1),i("u1",.7,1.1,-1),i("u2",-.7,1.1,-1),i("u3",0,2,-1),i("cf1",-1,0,1),i("cf2",1,0,1),i("cf3",0,-1,1),i("cf4",0,1,1),i("cn1",-1,0,-1),i("cn2",1,0,-1),i("cn3",0,-1,-1),i("cn4",0,1,-1),t.verticesNeedUpdate=!0}}(),ha.prototype=Object.create(Hr.prototype),ha.prototype.constructor=ha,ha.prototype.update=function(){this.box.setFromObject(this.object),this.box.getSize(this.scale),this.box.getCenter(this.position)},la.prototype=Object.create(En.prototype),la.prototype.constructor=la,la.prototype.update=function(){var t=new xr;return function(e){if(e&&e.isBox3?t.copy(e):t.setFromObject(e),!t.isEmpty()){var r=t.min,n=t.max,i=this.geometry.attributes.position,o=i.array;o[0]=n.x,o[1]=n.y,o[2]=n.z,o[3]=r.x,o[4]=n.y,o[5]=n.z,o[6]=r.x,o[7]=r.y,o[8]=n.z,o[9]=n.x,o[10]=r.y,o[11]=n.z,o[12]=n.x,o[13]=n.y,o[14]=r.z,o[15]=r.x,o[16]=n.y,o[17]=r.z,o[18]=r.x,o[19]=r.y,o[20]=r.z,o[21]=n.x,o[22]=r.y,o[23]=r.z,i.needsUpdate=!0,this.geometry.computeBoundingSphere()}}}();var fa=new Vr;fa.addAttribute("position",new kr([0,0,0,0,1,0],3));var pa=new ci(0,.5,1,5,1);function da(t,e,r,n,i,o){Lr.call(this),void 0===n&&(n=16776960),void 0===r&&(r=1),void 0===i&&(i=.2*r),void 0===o&&(o=.2*i),this.position.copy(e),this.line=new _n(fa,new Mn({color:n})),this.line.matrixAutoUpdate=!1,this.add(this.line),this.cone=new Hr(pa,new Fr({color:n})),this.cone.matrixAutoUpdate=!1,this.add(this.cone),this.setDirection(t),this.setLength(r,i,o)}function ma(t){t=t||1;var e=new Float32Array([0,0,0,t,0,0,0,0,0,0,t,0,0,0,0,0,0,t]),r=new Float32Array([1,0,0,1,.6,0,0,1,0,.6,1,0,0,0,1,0,.6,1]),n=new Vr;n.addAttribute("position",new Ur(e,3)),n.addAttribute("color",new Ur(r,3));var i=new Mn({vertexColors:v});En.call(this,n,i)}pa.translate(0,-.5,0),da.prototype=Object.create(Lr.prototype),da.prototype.constructor=da,da.prototype.setDirection=function(){var t,e=new xe;return function(r){r.y>.99999?this.quaternion.set(0,0,0,1):r.y<-.99999?this.quaternion.set(1,0,0,0):(e.set(r.z,0,-r.x).normalize(),t=Math.acos(r.y),this.quaternion.setFromAxisAngle(e,t))}}(),da.prototype.setLength=function(t,e,r){void 0===e&&(e=.2*t),void 0===r&&(r=.2*e),this.line.scale.set(1,Math.max(0,t-e),1),this.line.updateMatrix(),this.cone.scale.set(r,e,r),this.cone.position.y=t,this.cone.updateMatrix()},da.prototype.setColor=function(t){this.line.material.color.copy(t),this.cone.material.color.copy(t)},ma.prototype=Object.create(En.prototype),ma.prototype.constructor=ma;var va=function(){var t=new xe,e=new i,r=new i,n=new i;function i(){}return i.prototype.init=function(t,e,r,n){this.c0=t,this.c1=r,this.c2=-3*t+3*e-2*r-n,this.c3=2*t-2*e+r+n},i.prototype.initNonuniformCatmullRom=function(t,e,r,n,i,o,a){var s=(e-t)/i-(r-t)/(i+o)+(r-e)/o,u=(r-e)/o-(n-e)/(o+a)+(n-r)/a;s*=o,u*=o,this.init(e,r,s,u)},i.prototype.initCatmullRom=function(t,e,r,n,i){this.init(e,r,i*(r-t),i*(n-e))},i.prototype.calc=function(t){var e=t*t,r=e*t;return this.c0+this.c1*t+this.c2*e+this.c3*r},po.create(function(t){this.points=t||[],this.closed=!1},function(i){var o,a,s,u,c,h,l,f,p=this.points;if((u=p.length)<2&&console.log("duh, you need at least 2 points"),o=(u-(this.closed?0:1))*i,a=Math.floor(o),s=o-a,this.closed?a+=a>0?0:(Math.floor(Math.abs(a)/p.length)+1)*p.length:0===s&&a===u-1&&(a=u-2,s=1),this.closed||a>0?c=p[(a-1)%u]:(t.subVectors(p[0],p[1]).add(p[0]),c=t),h=p[a%u],l=p[(a+1)%u],this.closed||a+2<u?f=p[(a+2)%u]:(t.subVectors(p[u-1],p[u-2]).add(p[u-1]),f=t),void 0===this.type||"centripetal"===this.type||"chordal"===this.type){var d="chordal"===this.type?.5:.25,m=Math.pow(c.distanceToSquared(h),d),v=Math.pow(h.distanceToSquared(l),d),g=Math.pow(l.distanceToSquared(f),d);v<1e-4&&(v=1),m<1e-4&&(m=v),g<1e-4&&(g=v),e.initNonuniformCatmullRom(c.x,h.x,l.x,f.x,m,v,g),r.initNonuniformCatmullRom(c.y,h.y,l.y,f.y,m,v,g),n.initNonuniformCatmullRom(c.z,h.z,l.z,f.z,m,v,g)}else if("catmullrom"===this.type){var y=void 0!==this.tension?this.tension:.5;e.initCatmullRom(c.x,h.x,l.x,f.x,y),r.initCatmullRom(c.y,h.y,l.y,f.y,y),n.initCatmullRom(c.z,h.z,l.z,f.z,y)}var x=new xe(e.calc(s),r.calc(s),n.calc(s));return x})}();function ga(t){console.warn("THREE.ClosedSplineCurve3 has been deprecated. Please use THREE.CatmullRomCurve3."),va.call(this,t),this.type="catmullrom",this.closed=!0}ga.prototype=Object.create(va.prototype);var ya=po.create(function(t){console.warn("THREE.SplineCurve3 will be deprecated. Please use THREE.CatmullRomCurve3"),this.points=void 0===t?[]:t},function(t){var e=this.points,r=(e.length-1)*t,n=Math.floor(r),i=r-n,o=e[0==n?n:n-1],a=e[n],s=e[n>e.length-2?e.length-1:n+1],u=e[n>e.length-3?e.length-1:n+2],c=yo.interpolate;return new xe(c(o.x,a.x,s.x,u.x,i),c(o.y,a.y,s.y,u.y,i),c(o.z,a.z,s.z,u.z,i))}),xa=po.create(function(t,e,r,n){this.v0=t,this.v1=e,this.v2=r,this.v3=n},function(t){var e=Qn.b3;return new xe(e(t,this.v0.x,this.v1.x,this.v2.x,this.v3.x),e(t,this.v0.y,this.v1.y,this.v2.y,this.v3.y),e(t,this.v0.z,this.v1.z,this.v2.z,this.v3.z))}),wa=po.create(function(t,e,r){this.v0=t,this.v1=e,this.v2=r},function(t){var e=Qn.b2;return new xe(e(t,this.v0.x,this.v1.x,this.v2.x),e(t,this.v0.y,this.v1.y,this.v2.y),e(t,this.v0.z,this.v1.z,this.v2.z))}),ba=po.create(function(t,e){this.v1=t,this.v2=e},function(t){if(1===t)return this.v2.clone();var e=new xe;return e.subVectors(this.v2,this.v1),e.multiplyScalar(t),e.add(this.v1),e});function Ma(t,e,r,n,i,o){go.call(this,t,e,r,r,n,i,o)}Ma.prototype=Object.create(go.prototype),Ma.prototype.constructor=Ma;var _a={createMultiMaterialObject:function(t,e){for(var r=new Tn,n=0,i=e.length;n<i;n++)r.add(new Hr(t,e[n]));return r},detach:function(t,e,r){t.applyMatrix(e.matrixWorld),e.remove(t),r.add(t)},attach:function(t,e,r){var n=new we;n.getInverse(r.matrixWorld),t.applyMatrix(n),e.remove(t),r.add(t)}};Object.assign(lr.prototype,{center:function(t){return console.warn("THREE.Box2: .center() has been renamed to .getCenter()."),this.getCenter(t)},empty:function(){return console.warn("THREE.Box2: .empty() has been renamed to .isEmpty()."),this.isEmpty()},isIntersectionBox:function(t){return console.warn("THREE.Box2: .isIntersectionBox() has been renamed to .intersectsBox()."),this.intersectsBox(t)},size:function(t){return console.warn("THREE.Box2: .size() has been renamed to .getSize()."),this.getSize(t)}}),Object.assign(xr.prototype,{center:function(t){return console.warn("THREE.Box3: .center() has been renamed to .getCenter()."),this.getCenter(t)},empty:function(){return console.warn("THREE.Box3: .empty() has been renamed to .isEmpty()."),this.isEmpty()},isIntersectionBox:function(t){return console.warn("THREE.Box3: .isIntersectionBox() has been renamed to .intersectsBox()."),this.intersectsBox(t)},isIntersectionSphere:function(t){return console.warn("THREE.Box3: .isIntersectionSphere() has been renamed to .intersectsSphere()."),this.intersectsSphere(t)},size:function(t){return console.warn("THREE.Box3: .size() has been renamed to .getSize()."),this.getSize(t)}}),Object.assign(Pr.prototype,{center:function(t){return console.warn("THREE.Line3: .center() has been renamed to .getCenter()."),this.getCenter(t)}}),Object.assign(br.prototype,{multiplyVector3:function(t){return console.warn("THREE.Matrix3: .multiplyVector3() has been removed. Use vector.applyMatrix3( matrix ) instead."),t.applyMatrix3(this)},multiplyVector3Array:function(t){return console.warn("THREE.Matrix3: .multiplyVector3Array() has been renamed. Use matrix.applyToVector3Array( array ) instead."),this.applyToVector3Array(t)}}),Object.assign(we.prototype,{extractPosition:function(t){return console.warn("THREE.Matrix4: .extractPosition() has been renamed to .copyPosition()."),this.copyPosition(t)},setRotationFromQuaternion:function(t){return console.warn("THREE.Matrix4: .setRotationFromQuaternion() has been renamed to .makeRotationFromQuaternion()."),this.makeRotationFromQuaternion(t)},multiplyVector3:function(t){return console.warn("THREE.Matrix4: .multiplyVector3() has been removed. Use vector.applyMatrix4( matrix ) or vector.applyProjection( matrix ) instead."),t.applyProjection(this)},multiplyVector4:function(t){return console.warn("THREE.Matrix4: .multiplyVector4() has been removed. Use vector.applyMatrix4( matrix ) instead."),t.applyMatrix4(this)},multiplyVector3Array:function(t){return console.warn("THREE.Matrix4: .multiplyVector3Array() has been renamed. Use matrix.applyToVector3Array( array ) instead."),this.applyToVector3Array(t)},rotateAxis:function(t){console.warn("THREE.Matrix4: .rotateAxis() has been removed. Use Vector3.transformDirection( matrix ) instead."),t.transformDirection(this)},crossVector:function(t){return console.warn("THREE.Matrix4: .crossVector() has been removed. Use vector.applyMatrix4( matrix ) instead."),t.applyMatrix4(this)},translate:function(t){console.error("THREE.Matrix4: .translate() has been removed.")},rotateX:function(t){console.error("THREE.Matrix4: .rotateX() has been removed.")},rotateY:function(t){console.error("THREE.Matrix4: .rotateY() has been removed.")},rotateZ:function(t){console.error("THREE.Matrix4: .rotateZ() has been removed.")},rotateByAxis:function(t,e){console.error("THREE.Matrix4: .rotateByAxis() has been removed.")}}),Object.assign(Mr.prototype,{isIntersectionLine:function(t){return console.warn("THREE.Plane: .isIntersectionLine() has been renamed to .intersectsLine()."),this.intersectsLine(t)}}),Object.assign(ye.prototype,{multiplyVector3:function(t){return console.warn("THREE.Quaternion: .multiplyVector3() has been removed. Use is now vector.applyQuaternion( quaternion ) instead."),t.applyQuaternion(this)}}),Object.assign(Sr.prototype,{isIntersectionBox:function(t){return console.warn("THREE.Ray: .isIntersectionBox() has been renamed to .intersectsBox()."),this.intersectsBox(t)},isIntersectionPlane:function(t){return console.warn("THREE.Ray: .isIntersectionPlane() has been renamed to .intersectsPlane()."),this.intersectsPlane(t)},isIntersectionSphere:function(t){return console.warn("THREE.Ray: .isIntersectionSphere() has been renamed to .intersectsSphere()."),this.intersectsSphere(t)}}),Object.assign(Eo.prototype,{extrude:function(t){return console.warn("THREE.Shape: .extrude() has been removed. Use ExtrudeGeometry() instead."),new Kn(this,t)},makeGeometry:function(t){return console.warn("THREE.Shape: .makeGeometry() has been removed. Use ShapeGeometry() instead."),new si(this,t)}}),Object.assign(xe.prototype,{setEulerFromRotationMatrix:function(){console.error("THREE.Vector3: .setEulerFromRotationMatrix() has been removed. Use Euler.setFromRotationMatrix() instead.")},setEulerFromQuaternion:function(){console.error("THREE.Vector3: .setEulerFromQuaternion() has been removed. Use Euler.setFromQuaternion() instead.")},getPositionFromMatrix:function(t){return console.warn("THREE.Vector3: .getPositionFromMatrix() has been renamed to .setFromMatrixPosition()."),this.setFromMatrixPosition(t)},getScaleFromMatrix:function(t){return console.warn("THREE.Vector3: .getScaleFromMatrix() has been renamed to .setFromMatrixScale()."),this.setFromMatrixScale(t)},getColumnFromMatrix:function(t,e){return console.warn("THREE.Vector3: .getColumnFromMatrix() has been renamed to .setFromMatrixColumn()."),this.setFromMatrixColumn(e,t)}}),Object.assign(Lr.prototype,{getChildByName:function(t){return console.warn("THREE.Object3D: .getChildByName() has been renamed to .getObjectByName()."),this.getObjectByName(t)},renderDepth:function(t){console.warn("THREE.Object3D: .renderDepth has been removed. Use .renderOrder, instead.")},translate:function(t,e){return console.warn("THREE.Object3D: .translate() has been removed. Use .translateOnAxis( axis, distance ) instead."),this.translateOnAxis(e,t)}}),Object.defineProperties(Lr.prototype,{eulerOrder:{get:function(){return console.warn("THREE.Object3D: .eulerOrder is now .rotation.order."),this.rotation.order},set:function(t){console.warn("THREE.Object3D: .eulerOrder is now .rotation.order."),this.rotation.order=t}},useQuaternion:{get:function(){console.warn("THREE.Object3D: .useQuaternion has been removed. The library now uses quaternions by default.")},set:function(t){console.warn("THREE.Object3D: .useQuaternion has been removed. The library now uses quaternions by default.")}}}),Object.defineProperties(gn.prototype,{objects:{get:function(){return console.warn("THREE.LOD: .objects has been renamed to .levels."),this.levels}}}),qr.prototype.setLens=function(t,e){console.warn("THREE.PerspectiveCamera.setLens is deprecated. Use .setFocalLength and .filmGauge for a photographic setup."),void 0!==e&&(this.filmGauge=e),this.setFocalLength(t)},Object.defineProperties(Di.prototype,{onlyShadow:{set:function(t){console.warn("THREE.Light: .onlyShadow has been removed.")}},shadowCameraFov:{set:function(t){console.warn("THREE.Light: .shadowCameraFov is now .shadow.camera.fov."),this.shadow.camera.fov=t}},shadowCameraLeft:{set:function(t){console.warn("THREE.Light: .shadowCameraLeft is now .shadow.camera.left."),this.shadow.camera.left=t}},shadowCameraRight:{set:function(t){console.warn("THREE.Light: .shadowCameraRight is now .shadow.camera.right."),this.shadow.camera.right=t}},shadowCameraTop:{set:function(t){console.warn("THREE.Light: .shadowCameraTop is now .shadow.camera.top."),this.shadow.camera.top=t}},shadowCameraBottom:{set:function(t){console.warn("THREE.Light: .shadowCameraBottom is now .shadow.camera.bottom."),this.shadow.camera.bottom=t}},shadowCameraNear:{set:function(t){console.warn("THREE.Light: .shadowCameraNear is now .shadow.camera.near."),this.shadow.camera.near=t}},shadowCameraFar:{set:function(t){console.warn("THREE.Light: .shadowCameraFar is now .shadow.camera.far."),this.shadow.camera.far=t}},shadowCameraVisible:{set:function(t){console.warn("THREE.Light: .shadowCameraVisible has been removed. Use new THREE.CameraHelper( light.shadow.camera ) instead.")}},shadowBias:{set:function(t){console.warn("THREE.Light: .shadowBias is now .shadow.bias."),this.shadow.bias=t}},shadowDarkness:{set:function(t){console.warn("THREE.Light: .shadowDarkness has been removed.")}},shadowMapWidth:{set:function(t){console.warn("THREE.Light: .shadowMapWidth is now .shadow.mapSize.width."),this.shadow.mapSize.width=t}},shadowMapHeight:{set:function(t){console.warn("THREE.Light: .shadowMapHeight is now .shadow.mapSize.height."),this.shadow.mapSize.height=t}}}),Object.defineProperties(Ur.prototype,{length:{get:function(){return console.warn("THREE.BufferAttribute: .length has been deprecated. Please use .count."),this.array.length}}}),Object.assign(Vr.prototype,{addIndex:function(t){console.warn("THREE.BufferGeometry: .addIndex() has been renamed to .setIndex()."),this.setIndex(t)},addDrawCall:function(t,e,r){void 0!==r&&console.warn("THREE.BufferGeometry: .addDrawCall() no longer supports indexOffset."),console.warn("THREE.BufferGeometry: .addDrawCall() is now .addGroup()."),this.addGroup(t,e)},clearDrawCalls:function(){console.warn("THREE.BufferGeometry: .clearDrawCalls() is now .clearGroups()."),this.clearGroups()},computeTangents:function(){console.warn("THREE.BufferGeometry: .computeTangents() has been removed.")},computeOffsets:function(){console.warn("THREE.BufferGeometry: .computeOffsets() has been removed.")}}),Object.defineProperties(Vr.prototype,{drawcalls:{get:function(){return console.error("THREE.BufferGeometry: .drawcalls has been renamed to .groups."),this.groups}},offsets:{get:function(){return console.warn("THREE.BufferGeometry: .offsets has been renamed to .groups."),this.groups}}}),Object.defineProperties(dr.prototype,{wrapAround:{get:function(){console.warn("THREE."+this.type+": .wrapAround has been removed.")},set:function(t){console.warn("THREE."+this.type+": .wrapAround has been removed.")}},wrapRGB:{get:function(){return console.warn("THREE."+this.type+": .wrapRGB has been removed."),new sr}}}),Object.defineProperties(Mi.prototype,{metal:{get:function(){return console.warn("THREE.MeshPhongMaterial: .metal has been removed. Use THREE.MeshStandardMaterial instead."),!1},set:function(t){console.warn("THREE.MeshPhongMaterial: .metal has been removed. Use THREE.MeshStandardMaterial instead")}}}),Object.defineProperties(gr.prototype,{derivatives:{get:function(){return console.warn("THREE.ShaderMaterial: .derivatives has been moved to .extensions.derivatives."),this.extensions.derivatives},set:function(t){console.warn("THREE. ShaderMaterial: .derivatives has been moved to .extensions.derivatives."),this.extensions.derivatives=t}}}),e.prototype=Object.assign(Object.create({constructor:e,apply:function(t){console.warn("THREE.EventDispatcher: .apply is deprecated, just inherit or Object.assign the prototype to mix-in."),Object.assign(t,this)}}),e.prototype),Object.defineProperties(Go.prototype,{dynamic:{set:function(t){console.warn("THREE.Uniform: .dynamic has been removed. Use object.onBeforeRender() instead.")}},onUpdate:{value:function(){return console.warn("THREE.Uniform: .onUpdate() has been removed. Use object.onBeforeRender() instead."),this}}}),Object.assign(hn.prototype,{supportsFloatTextures:function(){return console.warn("THREE.WebGLRenderer: .supportsFloatTextures() is now .extensions.get( 'OES_texture_float' )."),this.extensions.get("OES_texture_float")},supportsHalfFloatTextures:function(){return console.warn("THREE.WebGLRenderer: .supportsHalfFloatTextures() is now .extensions.get( 'OES_texture_half_float' )."),this.extensions.get("OES_texture_half_float")},supportsStandardDerivatives:function(){return console.warn("THREE.WebGLRenderer: .supportsStandardDerivatives() is now .extensions.get( 'OES_standard_derivatives' )."),this.extensions.get("OES_standard_derivatives")},supportsCompressedTextureS3TC:function(){return console.warn("THREE.WebGLRenderer: .supportsCompressedTextureS3TC() is now .extensions.get( 'WEBGL_compressed_texture_s3tc' )."),this.extensions.get("WEBGL_compressed_texture_s3tc")},supportsCompressedTexturePVRTC:function(){return console.warn("THREE.WebGLRenderer: .supportsCompressedTexturePVRTC() is now .extensions.get( 'WEBGL_compressed_texture_pvrtc' )."),this.extensions.get("WEBGL_compressed_texture_pvrtc")},supportsBlendMinMax:function(){return console.warn("THREE.WebGLRenderer: .supportsBlendMinMax() is now .extensions.get( 'EXT_blend_minmax' )."),this.extensions.get("EXT_blend_minmax")},supportsVertexTextures:function(){return this.capabilities.vertexTextures},supportsInstancedArrays:function(){return console.warn("THREE.WebGLRenderer: .supportsInstancedArrays() is now .extensions.get( 'ANGLE_instanced_arrays' )."),this.extensions.get("ANGLE_instanced_arrays")},enableScissorTest:function(t){console.warn("THREE.WebGLRenderer: .enableScissorTest() is now .setScissorTest()."),this.setScissorTest(t)},initMaterial:function(){console.warn("THREE.WebGLRenderer: .initMaterial() has been removed.")},addPrePlugin:function(){console.warn("THREE.WebGLRenderer: .addPrePlugin() has been removed.")},addPostPlugin:function(){console.warn("THREE.WebGLRenderer: .addPostPlugin() has been removed.")},updateShadowMap:function(){console.warn("THREE.WebGLRenderer: .updateShadowMap() has been removed.")}}),Object.defineProperties(hn.prototype,{shadowMapEnabled:{get:function(){return this.shadowMap.enabled},set:function(t){console.warn("THREE.WebGLRenderer: .shadowMapEnabled is now .shadowMap.enabled."),this.shadowMap.enabled=t}},shadowMapType:{get:function(){return this.shadowMap.type},set:function(t){console.warn("THREE.WebGLRenderer: .shadowMapType is now .shadowMap.type."),this.shadowMap.type=t}},shadowMapCullFace:{get:function(){return this.shadowMap.cullFace},set:function(t){console.warn("THREE.WebGLRenderer: .shadowMapCullFace is now .shadowMap.cullFace."),this.shadowMap.cullFace=t}}}),Object.defineProperties(Er.prototype,{cullFace:{get:function(){return this.renderReverseSided?o:i},set:function(t){var e=t!==i;console.warn("WebGLRenderer: .shadowMap.cullFace is deprecated. Set .shadowMap.renderReverseSided to "+e+"."),this.renderReverseSided=e}}}),Object.defineProperties(ve.prototype,{wrapS:{get:function(){return console.warn("THREE.WebGLRenderTarget: .wrapS is now .texture.wrapS."),this.texture.wrapS},set:function(t){console.warn("THREE.WebGLRenderTarget: .wrapS is now .texture.wrapS."),this.texture.wrapS=t}},wrapT:{get:function(){return console.warn("THREE.WebGLRenderTarget: .wrapT is now .texture.wrapT."),this.texture.wrapT},set:function(t){console.warn("THREE.WebGLRenderTarget: .wrapT is now .texture.wrapT."),this.texture.wrapT=t}},magFilter:{get:function(){return console.warn("THREE.WebGLRenderTarget: .magFilter is now .texture.magFilter."),this.texture.magFilter},set:function(t){console.warn("THREE.WebGLRenderTarget: .magFilter is now .texture.magFilter."),this.texture.magFilter=t}},minFilter:{get:function(){return console.warn("THREE.WebGLRenderTarget: .minFilter is now .texture.minFilter."),this.texture.minFilter},set:function(t){console.warn("THREE.WebGLRenderTarget: .minFilter is now .texture.minFilter."),this.texture.minFilter=t}},anisotropy:{get:function(){return console.warn("THREE.WebGLRenderTarget: .anisotropy is now .texture.anisotropy."),this.texture.anisotropy},set:function(t){console.warn("THREE.WebGLRenderTarget: .anisotropy is now .texture.anisotropy."),this.texture.anisotropy=t}},offset:{get:function(){return console.warn("THREE.WebGLRenderTarget: .offset is now .texture.offset."),this.texture.offset},set:function(t){console.warn("THREE.WebGLRenderTarget: .offset is now .texture.offset."),this.texture.offset=t}},repeat:{get:function(){return console.warn("THREE.WebGLRenderTarget: .repeat is now .texture.repeat."),this.texture.repeat},set:function(t){console.warn("THREE.WebGLRenderTarget: .repeat is now .texture.repeat."),this.texture.repeat=t}},format:{get:function(){return console.warn("THREE.WebGLRenderTarget: .format is now .texture.format."),this.texture.format},set:function(t){console.warn("THREE.WebGLRenderTarget: .format is now .texture.format."),this.texture.format=t}},type:{get:function(){return console.warn("THREE.WebGLRenderTarget: .type is now .texture.type."),this.texture.type},set:function(t){console.warn("THREE.WebGLRenderTarget: .type is now .texture.type."),this.texture.type=t}},generateMipmaps:{get:function(){return console.warn("THREE.WebGLRenderTarget: .generateMipmaps is now .texture.generateMipmaps."),this.texture.generateMipmaps},set:function(t){console.warn("THREE.WebGLRenderTarget: .generateMipmaps is now .texture.generateMipmaps."),this.texture.generateMipmaps=t}}}),Object.assign(Fo.prototype,{load:function(t){console.warn("THREE.Audio: .load has been deprecated. Please use THREE.AudioLoader.");var e=this,r=new Co;return r.load(t,function(t){e.setBuffer(t)}),this}}),Object.assign(Oo.prototype,{getData:function(t){return console.warn("THREE.AudioAnalyser: .getData() is now .getFrequencyData()."),this.getFrequencyData()}});var Ea={merge:function(t,e,r){var n;console.warn("THREE.GeometryUtils: .merge() has been moved to Geometry. Use geometry.merge( geometry2, matrix, materialIndexOffset ) instead."),e.isMesh&&(e.matrixAutoUpdate&&e.updateMatrix(),n=e.matrix,e=e.geometry),t.merge(e,n,r)},center:function(t){return console.warn("THREE.GeometryUtils: .center() has been moved to Geometry. Use geometry.center() instead."),t.center()}},Sa={crossOrigin:void 0,loadTexture:function(t,e,r,n){console.warn("THREE.ImageUtils.loadTexture has been deprecated. Use THREE.TextureLoader() instead.");var i=new Oi;i.setCrossOrigin(this.crossOrigin);var o=i.load(t,r,void 0,n);return e&&(o.mapping=e),o},loadTextureCube:function(t,e,r,n){console.warn("THREE.ImageUtils.loadTextureCube has been deprecated. Use THREE.CubeTextureLoader() instead.");var i=new Ui;i.setCrossOrigin(this.crossOrigin);var o=i.load(t,r,void 0,n);return e&&(o.mapping=e),o},loadCompressedTexture:function(){console.error("THREE.ImageUtils.loadCompressedTexture has been removed. Use THREE.DDSLoader instead.")},loadCompressedTextureCube:function(){console.error("THREE.ImageUtils.loadCompressedTextureCube has been removed. Use THREE.DDSLoader instead.")}};t.WebGLRenderTargetCube=ge,t.WebGLRenderTarget=ve,t.WebGLRenderer=hn,t.ShaderLib=hr,t.UniformsLib=cr,t.UniformsUtils=or,t.ShaderChunk=ar,t.FogExp2=ln,t.Fog=fn,t.Scene=pn,t.LensFlare=dn,t.Sprite=vn,t.LOD=gn,t.SkinnedMesh=bn,t.Skeleton=xn,t.Bone=wn,t.Mesh=Hr,t.LineSegments=En,t.Line=_n,t.Points=An,t.Group=Tn,t.VideoTexture=Ln,t.DataTexture=yn,t.CompressedTexture=Rn,t.CubeTexture=be,t.CanvasTexture=Cn,t.DepthTexture=Pn,t.TextureIdCount=de,t.Texture=fe,t.MaterialIdCount=vr,t.CompressedTextureLoader=Pi,t.BinaryTextureLoader=Ni,t.DataTextureLoader=Ii,t.CubeTextureLoader=Ui,t.TextureLoader=Oi,t.ObjectLoader=fo,t.MaterialLoader=uo,t.BufferGeometryLoader=co,t.DefaultLoadingManager=Ri,t.LoadingManager=Li,t.JSONLoader=lo,t.ImageLoader=Fi,t.FontLoader=Lo,t.XHRLoader=Ci,t.Loader=ho,t.Cache=Ti,t.AudioLoader=Co,t.SpotLightShadow=zi,t.SpotLight=ji,t.PointLight=Gi,t.HemisphereLight=ki,t.DirectionalLightShadow=Vi,t.DirectionalLight=Hi,t.AmbientLight=Wi,t.LightShadow=Bi,t.Light=Di,t.StereoCamera=Po,t.PerspectiveCamera=qr,t.OrthographicCamera=Zr,t.CubeCamera=Io,t.Camera=Xr,t.AudioListener=No,t.PositionalAudio=Uo,t.getAudioContext=Ro,t.AudioAnalyser=Oo,t.Audio=Fo,t.VectorKeyframeTrack=$i,t.StringKeyframeTrack=no,t.QuaternionKeyframeTrack=eo,t.NumberKeyframeTrack=ro,t.ColorKeyframeTrack=oo,t.BooleanKeyframeTrack=io,t.PropertyMixer=Do,t.PropertyBinding=ko,t.KeyframeTrack=ao,t.AnimationUtils=Xi,t.AnimationObjectGroup=Bo,t.AnimationMixer=jo,t.AnimationClip=so,t.Uniform=Go,t.InstancedBufferGeometry=Vo,t.BufferGeometry=Vr,t.GeometryIdCount=jr,t.Geometry=Br,t.InterleavedBufferAttribute=Ho,t.InstancedInterleavedBuffer=Yo,t.InterleavedBuffer=Wo,t.InstancedBufferAttribute=Xo,t.DynamicBufferAttribute=function(t,e){return console.warn("THREE.DynamicBufferAttribute has been removed. Use new THREE.BufferAttribute().setDynamic( true ) instead."),new Ur(t,e).setDynamic(!0)},t.Float64Attribute=function(t,e){return new Ur(new Float64Array(t),e)},t.Float32Attribute=kr,t.Uint32Attribute=Dr,t.Int32Attribute=function(t,e){return new Ur(new Int32Array(t),e)},t.Uint16Attribute=Or,t.Int16Attribute=function(t,e){return new Ur(new Int16Array(t),e)},t.Uint8ClampedAttribute=function(t,e){return new Ur(new Uint8ClampedArray(t),e)},t.Uint8Attribute=function(t,e){return new Ur(new Uint8Array(t),e)},t.Int8Attribute=function(t,e){return new Ur(new Int8Array(t),e)},t.BufferAttribute=Ur,t.Face3=Nr,t.Object3DIdCount=Cr,t.Object3D=Lr,t.Raycaster=qo,t.Layers=Tr,t.EventDispatcher=e,t.Clock=Qo,t.QuaternionLinearInterpolant=to,t.LinearInterpolant=Ji,t.DiscreteInterpolant=Qi,t.CubicInterpolant=Zi,t.Interpolant=qi,t.Triangle=Ir,t.Spline=function(t){this.points=t;var e,r,n,i,o,a,s,u,c,h=[],l={x:0,y:0,z:0};function f(t,e,r,n,i,o,a){var s=.5*(r-t),u=.5*(n-e);return(2*(e-r)+s+u)*a+(-3*(e-r)-2*s-u)*o+s*i+e}this.initFromArray=function(t){this.points=[];for(var e=0;e<t.length;e++)this.points[e]={x:t[e][0],y:t[e][1],z:t[e][2]}},this.getPoint=function(t){return e=(this.points.length-1)*t,r=Math.floor(e),n=e-r,h[0]=0===r?r:r-1,h[1]=r,h[2]=r>this.points.length-2?this.points.length-1:r+1,h[3]=r>this.points.length-3?this.points.length-1:r+2,a=this.points[h[0]],s=this.points[h[1]],u=this.points[h[2]],c=this.points[h[3]],o=n*(i=n*n),l.x=f(a.x,s.x,u.x,c.x,n,i,o),l.y=f(a.y,s.y,u.y,c.y,n,i,o),l.z=f(a.z,s.z,u.z,c.z,n,i,o),l},this.getControlPointsArray=function(){var t,e,r=this.points.length,n=[];for(t=0;t<r;t++)e=this.points[t],n[t]=[e.x,e.y,e.z];return n},this.getLength=function(t){var e,r,n,i,o=0,a=0,s=0,u=new xe,c=new xe,h=[],l=0;for(h[0]=0,t||(t=100),n=this.points.length*t,u.copy(this.points[0]),e=1;e<n;e++)r=e/n,i=this.getPoint(r),c.copy(i),l+=c.distanceTo(u),u.copy(i),o=(this.points.length-1)*r,(a=Math.floor(o))!==s&&(h[a]=l,s=a);return h[h.length]=l,{chunks:h,total:l}},this.reparametrizeByArcLength=function(t){var e,r,n,i,o,a,s,u,c=[],h=new xe,l=this.getLength();for(c.push(h.copy(this.points[0]).clone()),e=1;e<this.points.length;e++){for(a=l.chunks[e]-l.chunks[e-1],s=Math.ceil(t*a/l.total),i=(e-1)/(this.points.length-1),o=e/(this.points.length-1),r=1;r<s-1;r++)n=i+r*(1/s)*(o-i),u=this.getPoint(n),c.push(h.copy(u).clone());c.push(h.copy(this.points[e]).clone())}this.points=c}},t.Math=he,t.Spherical=Ko,t.Plane=Mr,t.Frustum=_r,t.Sphere=wr,t.Ray=Sr,t.Matrix4=we,t.Matrix3=br,t.Box3=xr,t.Box2=lr,t.Line3=Pr,t.Euler=Ar,t.Vector4=me,t.Vector3=xe,t.Vector2=le,t.Quaternion=ye,t.ColorKeywords=ur,t.Color=sr,t.MorphBlendMesh=$o,t.ImmediateRenderObject=ta,t.VertexNormalsHelper=ea,t.SpotLightHelper=ra,t.SkeletonHelper=na,t.PointLightHelper=ia,t.HemisphereLightHelper=oa,t.GridHelper=aa,t.FaceNormalsHelper=sa,t.DirectionalLightHelper=ua,t.CameraHelper=ca,t.BoundingBoxHelper=ha,t.BoxHelper=la,t.ArrowHelper=da,t.AxisHelper=ma,t.ClosedSplineCurve3=ga,t.CatmullRomCurve3=va,t.SplineCurve3=ya,t.CubicBezierCurve3=xa,t.QuadraticBezierCurve3=wa,t.LineCurve3=ba,t.ArcCurve=Ma,t.EllipseCurve=go,t.SplineCurve=xo,t.CubicBezierCurve=wo,t.QuadraticBezierCurve=bo,t.LineCurve=mo,t.Shape=Eo,t.ShapePath=Ao,t.Path=So,t.Font=To,t.CurvePath=vo,t.Curve=po,t.ShapeUtils=Qn,t.SceneUtils=_a,t.CurveUtils=yo,t.WireframeGeometry=In,t.ParametricGeometry=Fn,t.ParametricBufferGeometry=Nn,t.TetrahedronGeometry=Dn,t.TetrahedronBufferGeometry=On,t.OctahedronGeometry=Bn,t.OctahedronBufferGeometry=kn,t.IcosahedronGeometry=jn,t.IcosahedronBufferGeometry=zn,t.DodecahedronGeometry=Vn,t.DodecahedronBufferGeometry=Gn,t.PolyhedronGeometry=Hn,t.PolyhedronBufferGeometry=Un,t.TubeGeometry=Yn,t.TubeBufferGeometry=Wn,t.TorusKnotGeometry=qn,t.TorusKnotBufferGeometry=Xn,t.TorusGeometry=Jn,t.TorusBufferGeometry=Zn,t.TextGeometry=$n,t.SphereBufferGeometry=ti,t.SphereGeometry=ei,t.RingGeometry=ni,t.RingBufferGeometry=ri,t.PlaneBufferGeometry=Yr,t.PlaneGeometry=ii,t.LatheGeometry=ai,t.LatheBufferGeometry=oi,t.ShapeGeometry=si,t.ExtrudeGeometry=Kn,t.EdgesGeometry=ui,t.ConeGeometry=li,t.ConeBufferGeometry=fi,t.CylinderGeometry=hi,t.CylinderBufferGeometry=ci,t.CircleBufferGeometry=pi,t.CircleGeometry=di,t.BoxBufferGeometry=Wr,t.BoxGeometry=mi,t.ShadowMaterial=gi,t.SpriteMaterial=mn,t.RawShaderMaterial=yi,t.ShaderMaterial=gr,t.PointsMaterial=Sn,t.MultiMaterial=xi,t.MeshPhysicalMaterial=bi,t.MeshStandardMaterial=wi,t.MeshPhongMaterial=Mi,t.MeshNormalMaterial=_i,t.MeshLambertMaterial=Ei,t.MeshDepthMaterial=yr,t.MeshBasicMaterial=Fr,t.LineDashedMaterial=Si,t.LineBasicMaterial=Mn,t.Material=dr,t.REVISION=r,t.MOUSE={LEFT:0,MIDDLE:1,RIGHT:2},t.CullFaceNone=n,t.CullFaceBack=i,t.CullFaceFront=o,t.CullFaceFrontBack=3,t.FrontFaceDirectionCW=a,t.FrontFaceDirectionCCW=1,t.BasicShadowMap=0,t.PCFShadowMap=s,t.PCFSoftShadowMap=u,t.FrontSide=c,t.BackSide=h,t.DoubleSide=l,t.FlatShading=f,t.SmoothShading=p,t.NoColors=d,t.FaceColors=m,t.VertexColors=v,t.NoBlending=g,t.NormalBlending=y,t.AdditiveBlending=x,t.SubtractiveBlending=w,t.MultiplyBlending=b,t.CustomBlending=M,t.BlendingMode=_,t.AddEquation=E,t.SubtractEquation=S,t.ReverseSubtractEquation=A,t.MinEquation=T,t.MaxEquation=L,t.ZeroFactor=R,t.OneFactor=C,t.SrcColorFactor=P,t.OneMinusSrcColorFactor=I,t.SrcAlphaFactor=N,t.OneMinusSrcAlphaFactor=F,t.DstAlphaFactor=U,t.OneMinusDstAlphaFactor=O,t.DstColorFactor=D,t.OneMinusDstColorFactor=k,t.SrcAlphaSaturateFactor=B,t.NeverDepth=z,t.AlwaysDepth=j,t.LessDepth=G,t.LessEqualDepth=V,t.EqualDepth=H,t.GreaterEqualDepth=W,t.GreaterDepth=Y,t.NotEqualDepth=X,t.MultiplyOperation=q,t.MixOperation=Z,t.AddOperation=J,t.NoToneMapping=Q,t.LinearToneMapping=K,t.ReinhardToneMapping=$,t.Uncharted2ToneMapping=tt,t.CineonToneMapping=et,t.UVMapping=300,t.CubeReflectionMapping=rt,t.CubeRefractionMapping=nt,t.EquirectangularReflectionMapping=it,t.EquirectangularRefractionMapping=ot,t.SphericalReflectionMapping=at,t.CubeUVReflectionMapping=st,t.CubeUVRefractionMapping=ut,t.TextureMapping=ct,t.RepeatWrapping=ht,t.ClampToEdgeWrapping=lt,t.MirroredRepeatWrapping=ft,t.TextureWrapping=pt,t.NearestFilter=dt,t.NearestMipMapNearestFilter=mt,t.NearestMipMapLinearFilter=vt,t.LinearFilter=gt,t.LinearMipMapNearestFilter=yt,t.LinearMipMapLinearFilter=xt,t.TextureFilter=wt,t.UnsignedByteType=bt,t.ByteType=Mt,t.ShortType=_t,t.UnsignedShortType=Et,t.IntType=St,t.UnsignedIntType=At,t.FloatType=Tt,t.HalfFloatType=Lt,t.UnsignedShort4444Type=Rt,t.UnsignedShort5551Type=Ct,t.UnsignedShort565Type=Pt,t.UnsignedInt248Type=It,t.AlphaFormat=Nt,t.RGBFormat=Ft,t.RGBAFormat=Ut,t.LuminanceFormat=Ot,t.LuminanceAlphaFormat=Dt,t.RGBEFormat=kt,t.DepthFormat=Bt,t.DepthStencilFormat=zt,t.RGB_S3TC_DXT1_Format=jt,t.RGBA_S3TC_DXT1_Format=Gt,t.RGBA_S3TC_DXT3_Format=Vt,t.RGBA_S3TC_DXT5_Format=Ht,t.RGB_PVRTC_4BPPV1_Format=Wt,t.RGB_PVRTC_2BPPV1_Format=Yt,t.RGBA_PVRTC_4BPPV1_Format=Xt,t.RGBA_PVRTC_2BPPV1_Format=qt,t.RGB_ETC1_Format=Zt,t.LoopOnce=2200,t.LoopRepeat=Jt,t.LoopPingPong=2202,t.InterpolateDiscrete=2300,t.InterpolateLinear=2301,t.InterpolateSmooth=2302,t.ZeroCurvatureEnding=Qt,t.ZeroSlopeEnding=2401,t.WrapAroundEnding=2402,t.TrianglesDrawMode=Kt,t.TriangleStripDrawMode=$t,t.TriangleFanDrawMode=te,t.LinearEncoding=ee,t.sRGBEncoding=re,t.GammaEncoding=ne,t.RGBEEncoding=ie,t.LogLuvEncoding=3003,t.RGBM7Encoding=oe,t.RGBM16Encoding=ae,t.RGBDEncoding=se,t.BasicDepthPacking=ue,t.RGBADepthPacking=ce,t.CubeGeometry=mi,t.Face4=function(t,e,r,n,i,o,a){return console.warn("THREE.Face4 has been removed. A THREE.Face3 will be created instead."),new Nr(t,e,r,i,o,a)},t.LineStrip=0,t.LinePieces=1,t.MeshFaceMaterial=xi,t.PointCloud=function(t,e){return console.warn("THREE.PointCloud has been renamed to THREE.Points."),new An(t,e)},t.Particle=vn,t.ParticleSystem=function(t,e){return console.warn("THREE.ParticleSystem has been renamed to THREE.Points."),new An(t,e)},t.PointCloudMaterial=function(t){return console.warn("THREE.PointCloudMaterial has been renamed to THREE.PointsMaterial."),new Sn(t)},t.ParticleBasicMaterial=function(t){return console.warn("THREE.ParticleBasicMaterial has been renamed to THREE.PointsMaterial."),new Sn(t)},t.ParticleSystemMaterial=function(t){return console.warn("THREE.ParticleSystemMaterial has been renamed to THREE.PointsMaterial."),new Sn(t)},t.Vertex=function(t,e,r){return console.warn("THREE.Vertex has been removed. Use THREE.Vector3 instead."),new xe(t,e,r)},t.EdgesHelper=function(t,e){return console.warn("THREE.EdgesHelper has been removed. Use THREE.EdgesGeometry instead."),new En(new ui(t.geometry),new Mn({color:void 0!==e?e:16777215}))},t.WireframeHelper=function(t,e){return console.warn("THREE.WireframeHelper has been removed. Use THREE.WireframeGeometry instead."),new En(new In(t.geometry),new Mn({color:void 0!==e?e:16777215}))},t.GeometryUtils=Ea,t.ImageUtils=Sa,t.Projector=function(){console.error("THREE.Projector has been moved to /examples/js/renderers/Projector.js."),this.projectVector=function(t,e){console.warn("THREE.Projector: .projectVector() is now vector.project()."),t.project(e)},this.unprojectVector=function(t,e){console.warn("THREE.Projector: .unprojectVector() is now vector.unproject()."),t.unproject(e)},this.pickingRay=function(t,e){console.error("THREE.Projector: .pickingRay() is now raycaster.setFromCamera().")}},t.CanvasRenderer=function(){console.error("THREE.CanvasRenderer has been moved to /examples/js/renderers/CanvasRenderer.js"),this.domElement=document.createElementNS("http://www.w3.org/1999/xhtml","canvas"),this.clear=function(){},this.render=function(){},this.setClearColor=function(){},this.setSize=function(){}},Object.defineProperty(t,"__esModule",{value:!0}),Object.defineProperty(t,"AudioContext",{get:function(){return t.getAudioContext()}})}(e)},99:function(t,e){var r,n,i=t.exports={};function o(){throw new Error("setTimeout has not been defined")}function a(){throw new Error("clearTimeout has not been defined")}function s(t){if(r===setTimeout)return setTimeout(t,0);if((r===o||!r)&&setTimeout)return r=setTimeout,setTimeout(t,0);try{return r(t,0)}catch(e){try{return r.call(null,t,0)}catch(e){return r.call(this,t,0)}}}!function(){try{r="function"==typeof setTimeout?setTimeout:o}catch(t){r=o}try{n="function"==typeof clearTimeout?clearTimeout:a}catch(t){n=a}}();var u,c=[],h=!1,l=-1;function f(){h&&u&&(h=!1,u.length?c=u.concat(c):l=-1,c.length&&p())}function p(){if(!h){var t=s(f);h=!0;for(var e=c.length;e;){for(u=c,c=[];++l<e;)u&&u[l].run();l=-1,e=c.length}u=null,h=!1,function(t){if(n===clearTimeout)return clearTimeout(t);if((n===a||!n)&&clearTimeout)return n=clearTimeout,clearTimeout(t);try{n(t)}catch(e){try{return n.call(null,t)}catch(e){return n.call(this,t)}}}(t)}}function d(t,e){this.fun=t,this.array=e}function m(){}i.nextTick=function(t){var e=new Array(arguments.length-1);if(arguments.length>1)for(var r=1;r<arguments.length;r++)e[r-1]=arguments[r];c.push(new d(t,e)),1!==c.length||h||s(p)},d.prototype.run=function(){this.fun.apply(null,this.array)},i.title="browser",i.browser=!0,i.env={},i.argv=[],i.version="",i.versions={},i.on=m,i.addListener=m,i.once=m,i.off=m,i.removeListener=m,i.removeAllListeners=m,i.emit=m,i.prependListener=m,i.prependOnceListener=m,i.listeners=function(t){return[]},i.binding=function(t){throw new Error("process.binding is not supported")},i.cwd=function(){return"/"},i.chdir=function(t){throw new Error("process.chdir is not supported")},i.umask=function(){return 0}}});