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t[0]=r,t[1]=e,t[2]=0,t[3]=-e,t[4]=r,t[5]=0,t[6]=0,t[7]=0,t[8]=1,t}function _(t,n){return t[0]=n[0],t[1]=0,t[2]=0,t[3]=0,t[4]=n[1],t[5]=0,t[6]=0,t[7]=0,t[8]=1,t}function A(t,n){return t[0]=n[0],t[1]=n[1],t[2]=0,t[3]=n[2],t[4]=n[3],t[5]=0,t[6]=n[4],t[7]=n[5],t[8]=1,t}function C(t,n){var e=n[0],r=n[1],i=n[2],a=n[3],o=e+e,u=r+r,c=i+i,s=e*o,f=r*o,h=r*u,l=i*o,p=i*u,d=i*c,v=a*o,g=a*u,y=a*c;return t[0]=1-h-d,t[3]=f-y,t[6]=l+g,t[1]=f+y,t[4]=1-s-d,t[7]=p-v,t[2]=l-g,t[5]=p+v,t[8]=1-s-h,t}function O(t,n){var e=n[0],r=n[1],i=n[2],a=n[3],o=n[4],u=n[5],c=n[6],s=n[7],f=n[8],h=n[9],l=n[10],p=n[11],d=n[12],v=n[13],g=n[14],y=n[15],m=e*u-r*o,x=e*c-i*o,M=e*s-a*o,b=r*c-i*u,w=r*s-a*u,P=i*s-a*c,_=f*v-h*d,A=f*g-l*d,C=f*y-p*d,O=h*g-l*v,S=h*y-p*v,k=l*y-p*g,j=m*k-x*S+M*O+b*C-w*A+P*_;return j?(j=1/j,t[0]=(u*k-c*S+s*O)*j,t[1]=(c*C-o*k-s*A)*j,t[2]=(o*S-u*C+s*_)*j,t[3]=(i*S-r*k-a*O)*j,t[4]=(e*k-i*C+a*A)*j,t[5]=(r*C-e*S-a*_)*j,t[6]=(v*P-g*w+y*b)*j,t[7]=(g*M-d*P-y*x)*j,t[8]=(d*w-v*M+y*m)*j,t):null}function S(t,n,e){return t[0]=2/n,t[1]=0,t[2]=0,t[3]=0,t[4]=-2/e,t[5]=0,t[6]=-1,t[7]=1,t[8]=1,t}function k(t){return"mat3("+t[0]+", "+t[1]+", "+t[2]+", "+t[3]+", "+t[4]+", "+t[5]+", "+t[6]+", "+t[7]+", "+t[8]+")"}function j(t){return Math.hypot(t[0],t[1],t[2],t[3],t[4],t[5],t[6],t[7],t[8])}function T(t,n,e){return t[0]=n[0]+e[0],t[1]=n[1]+e[1],t[2]=n[2]+e[2],t[3]=n[3]+e[3],t[4]=n[4]+e[4],t[5]=n[5]+e[5],t[6]=n[6]+e[6],t[7]=n[7]+e[7],t[8]=n[8]+e[8],t}function B(t,n,e){return t[0]=n[0]-e[0],t[1]=n[1]-e[1],t[2]=n[2]-e[2],t[3]=n[3]-e[3],t[4]=n[4]-e[4],t[5]=n[5]-e[5],t[6]=n[6]-e[6],t[7]=n[7]-e[7],t[8]=n[8]-e[8],t}function I(t,n,e){return t[0]=n[0]*e,t[1]=n[1]*e,t[2]=n[2]*e,t[3]=n[3]*e,t[4]=n[4]*e,t[5]=n[5]*e,t[6]=n[6]*e,t[7]=n[7]*e,t[8]=n[8]*e,t}function E(t,n,e,r){return t[0]=n[0]+e[0]*r,t[1]=n[1]+e[1]*r,t[2]=n[2]+e[2]*r,t[3]=n[3]+e[3]*r,t[4]=n[4]+e[4]*r,t[5]=n[5]+e[5]*r,t[6]=n[6]+e[6]*r,t[7]=n[7]+e[7]*r,t[8]=n[8]+e[8]*r,t}function F(t,n){return t[0]===n[0]&&t[1]===n[1]&&t[2]===n[2]&&t[3]===n[3]&&t[4]===n[4]&&t[5]===n[5]&&t[6]===n[6]&&t[7]===n[7]&&t[8]===n[8]}function q(t,n){var e=t[0],r=t[1],i=t[2],a=t[3],u=t[4],c=t[5],s=t[6],f=t[7],h=t[8],l=n[0],p=n[1],d=n[2],v=n[3],g=n[4],y=n[5],m=n[6],x=n[7],M=n[8];return Math.abs(e-l)<=o.b*Math.max(1,Math.abs(e),Math.abs(l))&&Math.abs(r-p)<=o.b*Math.max(1,Math.abs(r),Math.abs(p))&&Math.abs(i-d)<=o.b*Math.max(1,Math.abs(i),Math.abs(d))&&Math.abs(a-v)<=o.b*Math.max(1,Math.abs(a),Math.abs(v))&&Math.abs(u-g)<=o.b*Math.max(1,Math.abs(u),Math.abs(g))&&Math.abs(c-y)<=o.b*Math.max(1,Math.abs(c),Math.abs(y))&&Math.abs(s-m)<=o.b*Math.max(1,Math.abs(s),Math.abs(m))&&Math.abs(f-x)<=o.b*Math.max(1,Math.abs(f),Math.abs(x))&&Math.abs(h-M)<=o.b*Math.max(1,Math.abs(h),Math.abs(M))}var D=m,X=B;function Y(){var t=new o.a(2);return o.a!=Float32Array&&(t[0]=0,t[1]=0),t}function R(t){var n=new o.a(2);return n[0]=t[0],n[1]=t[1],n}function L(t,n){var e=new o.a(2);return e[0]=t,e[1]=n,e}function N(t,n){return t[0]=n[0],t[1]=n[1],t}function z(t,n,e){return t[0]=n,t[1]=e,t}function V(t,n,e){return t[0]=n[0]+e[0],t[1]=n[1]+e[1],t}function W(t,n,e){return t[0]=n[0]-e[0],t[1]=n[1]-e[1],t}function Q(t,n,e){return t[0]=n[0]*e[0],t[1]=n[1]*e[1],t}function H(t,n,e){return t[0]=n[0]/e[0],t[1]=n[1]/e[1],t}function G(t,n){return t[0]=Math.ceil(n[0]),t[1]=Math.ceil(n[1]),t}function Z(t,n){return t[0]=Math.floor(n[0]),t[1]=Math.floor(n[1]),t}function U(t,n,e){return t[0]=Math.min(n[0],e[0]),t[1]=Math.min(n[1],e[1]),t}function $(t,n,e){return t[0]=Math.max(n[0],e[0]),t[1]=Math.max(n[1],e[1]),t}function K(t,n){return t[0]=Math.round(n[0]),t[1]=Math.round(n[1]),t}function J(t,n,e){return t[0]=n[0]*e,t[1]=n[1]*e,t}function tt(t,n,e,r){return t[0]=n[0]+e[0]*r,t[1]=n[1]+e[1]*r,t}function nt(t,n){var e=n[0]-t[0],r=n[1]-t[1];return Math.hypot(e,r)}function et(t,n){var e=n[0]-t[0],r=n[1]-t[1];return e*e+r*r}function rt(t){var n=t[0],e=t[1];return Math.hypot(n,e)}function it(t){var n=t[0],e=t[1];return n*n+e*e}function at(t,n){return t[0]=-n[0],t[1]=-n[1],t}function ot(t,n){return t[0]=1/n[0],t[1]=1/n[1],t}function ut(t,n){var e=n[0],r=n[1],i=e*e+r*r;return i>0&&(i=1/Math.sqrt(i)),t[0]=n[0]*i,t[1]=n[1]*i,t}function ct(t,n){return t[0]*n[0]+t[1]*n[1]}function st(t,n,e){var r=n[0]*e[1]-n[1]*e[0];return t[0]=t[1]=0,t[2]=r,t}function ft(t,n,e,r){var i=n[0],a=n[1];return t[0]=i+r*(e[0]-i),t[1]=a+r*(e[1]-a),t}function ht(t,n){n=n||1;var e=2*o.c()*Math.PI;return t[0]=Math.cos(e)*n,t[1]=Math.sin(e)*n,t}function lt(t,n,e){var r=n[0],i=n[1];return t[0]=e[0]*r+e[2]*i,t[1]=e[1]*r+e[3]*i,t}function pt(t,n,e){var r=n[0],i=n[1];return t[0]=e[0]*r+e[2]*i+e[4],t[1]=e[1]*r+e[3]*i+e[5],t}function dt(t,n,e){var r=n[0],i=n[1];return t[0]=e[0]*r+e[3]*i+e[6],t[1]=e[1]*r+e[4]*i+e[7],t}function vt(t,n,e){var r=n[0],i=n[1];return t[0]=e[0]*r+e[4]*i+e[12],t[1]=e[1]*r+e[5]*i+e[13],t}function gt(t,n,e,r){var i=n[0]-e[0],a=n[1]-e[1],o=Math.sin(r),u=Math.cos(r);return t[0]=i*u-a*o+e[0],t[1]=i*o+a*u+e[1],t}function yt(t,n){var e=t[0],r=t[1],i=n[0],a=n[1],o=Math.sqrt(e*e+r*r)*Math.sqrt(i*i+a*a),u=o&&(e*i+r*a)/o;return Math.acos(Math.min(Math.max(u,-1),1))}function mt(t){return t[0]=0,t[1]=0,t}function xt(t){return"vec2("+t[0]+", "+t[1]+")"}function Mt(t,n){return t[0]===n[0]&&t[1]===n[1]}function bt(t,n){var e=t[0],r=t[1],i=n[0],a=n[1];return Math.abs(e-i)<=o.b*Math.max(1,Math.abs(e),Math.abs(i))&&Math.abs(r-a)<=o.b*Math.max(1,Math.abs(r),Math.abs(a))}var wt,Pt=rt,_t=W,At=Q,Ct=H,Ot=nt,St=et,kt=it,jt=(wt=Y(),function(t,n,e,r,i,a){var o,u;for(n||(n=2),e||(e=0),u=r?Math.min(r*n+e,t.length):t.length,o=e;o<u;o+=n)wt[0]=t[o],wt[1]=t[o+1],i(wt,wt,a),t[o]=wt[0],t[o+1]=wt[1];return t}),Tt=e(23);function Bt(t,n,e){var i=[0,0,0,0,0,0,0,0,0];return r.fromTranslation(i,e),r.multiply(t,i,n)}function It(t,n,e){var i=[0,0,0,0,0,0,0,0,0];return r.fromRotation(i,e),r.multiply(t,i,n)}function Et(t,n,e){var i=[0,0,0,0,0,0,0,0,0];return r.fromScaling(i,e),r.multiply(t,i,n)}function Ft(t,n){for(var e,i,a,o=t?[].concat(t):[1,0,0,0,1,0,0,0,1],u=0,c=n.length;u<c;u++){var s=n[u];switch(s[0]){case"t":Bt(o,o,[s[1],s[2]]);break;case"s":Et(o,o,[s[1],s[2]]);break;case"r":It(o,o,s[1]);break;case"m":e=o,i=o,a=s[1],r.multiply(e,a,i)}}return o}function qt(t,n){return t[0]*n[1]-n[0]*t[1]}function Dt(t,n,e){var r=i.angle(t,n),a=qt(t,n)>=0;return e?a?2*Math.PI-r:r:a?r:2*Math.PI-r}function Xt(t,n,e){return e?(t[0]=n[1],t[1]=-1*n[0]):(t[0]=-1*n[1],t[1]=n[0]),t}}])}));
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