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d={SKINNING:null,JOINT_COUNT:e.joints.length};e.joints.length>l.getMaxJointNumber()&&(d.USE_SKIN_MATRICES_TEXTURE=null),c+="\n"+Me(d)+"\n"}a&&(c+="\n#define INSTANCING\n");var f=c+Me(t.vertexDefines,s,u),p=c+Me(t.fragmentDefines,s,u),m=f+"\n"+t.shader.vertex,g=["OES_standard_derivatives","EXT_shader_texture_lod"].filter((function(e){return null!=l.getGLExtension(e)}));g.indexOf("EXT_shader_texture_lod")>=0&&(p+="\n#define SUPPORT_TEXTURE_LOD"),g.indexOf("OES_standard_derivatives")>=0&&(p+="\n#define SUPPORT_STANDARD_DERIVATIVES");var _,v,y=function(e){for(var t=[],r=0;r<e.length;r++)t.push("#extension GL_"+e[r]+" : enable");return t.join("\n")}(g)+"\n"+["precision",_=t.precision,"float"].join(" ")+";\n"+["precision",_,"int"].join(" ")+";\n"+["precision",_,"sampler2D"].join(" ")+";\n\n"+p+"\n"+t.shader.fragment,x=Se(m,t.vertexDefines,s),b=Se(y,t.fragmentDefines,s);(v=new we).uniformSemantics=t.shader.uniformSemantics,v.attributes=t.shader.attributes;var 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Oe(16)},array:function(){return[]}},Ie=["POSITION","NORMAL","BINORMAL","TANGENT","TEXCOORD","TEXCOORD_0","TEXCOORD_1","COLOR","JOINT","WEIGHT"],Re=["SKIN_MATRIX","VIEWPORT_SIZE","VIEWPORT","DEVICEPIXELRATIO","WINDOW_SIZE","NEAR","FAR","TIME"],Be=["WORLD","VIEW","PROJECTION","WORLDVIEW","VIEWPROJECTION","WORLDVIEWPROJECTION","WORLDINVERSE","VIEWINVERSE","PROJECTIONINVERSE","WORLDVIEWINVERSE","VIEWPROJECTIONINVERSE","WORLDVIEWPROJECTIONINVERSE","WORLDTRANSPOSE","VIEWTRANSPOSE","PROJECTIONTRANSPOSE","WORLDVIEWTRANSPOSE","VIEWPROJECTIONTRANSPOSE","WORLDVIEWPROJECTIONTRANSPOSE","WORLDINVERSETRANSPOSE","VIEWINVERSETRANSPOSE","PROJECTIONINVERSETRANSPOSE","WORLDVIEWINVERSETRANSPOSE","VIEWPROJECTIONINVERSETRANSPOSE","WORLDVIEWPROJECTIONINVERSETRANSPOSE"],Fe={vec4:4,vec3:3,vec2:2,float:1},ze={},Ge={};function Ue(e){return e.replace(/[ \t]*\/\/.*\n/g,"").replace(/[ \t]*\/\*[\s\S]*?\*\//g,"")}function ke(){console.error("Wrong uniform/attributes syntax")}function Ve(e,t){for(var r=/[,=\(\):]/,i=t.replace(/:\s*\[\s*(.*)\s*\]/g,"="+e+"($1)").replace(/\s+/g,"").split(/(?=[,=\(\):])/g),n=[],a=0;a<i.length;a++)i[a].match(r)?n.push(i[a].charAt(0),i[a].slice(1)):n.push(i[a]);var o,s=0,l={},h=null;function u(e){e||ke();var t=e.match(/\[(.*?)\]/);o=e.replace(/\[(.*?)\]/,""),l[o]={},t&&(l[o].isArray=!0,l[o].arraySize=t[1])}for(u((i=n)[0]),a=1;a<i.length;a++){var c=i[a];if(c)if("="!==c)if(":"!==c)if(","!==c)if(")"!==c)if("("!==c)if(c.indexOf("vec")>=0){if(1!==s&&4!==s){ke();break}s=2,h=[]}else if(1!==s)if(4!==s)u(c),s=0;else{var d=c;Ie.indexOf(d)>=0||Re.indexOf(d)>=0||Be.indexOf(d)>=0?l[o].semantic=d:"ignore"===d||"unconfigurable"===d?l[o].ignore=!0:l[o].value="bool"===e?"true"===d:parseFloat(d)}else l[o].value="bool"===e?"true"===c:parseFloat(c),h=null;else{if(2!==s){ke();break}if(!(h instanceof Array)){ke();break}h.push(+i[++a])}else l[o].value=new U.Float32Array(h),h=null,s=5;else if(2===s){if(!(h instanceof Array)){ke();break}h.push(+i[++a])}else s=5;else 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e},_parseImport:function(){this._vertexCode=He.parseImport(this.vertex),this._fragmentCode=He.parseImport(this.fragment)},_addSemanticUniform:function(e,t,r){if(Ie.indexOf(r)>=0)this.attributeSemantics[r]={symbol:e,type:t};else if(Be.indexOf(r)>=0){var i=!1,n=r;r.match(/TRANSPOSE$/)&&(i=!0,n=r.slice(0,-9)),this.matrixSemantics[r]={symbol:e,type:t,isTranspose:i,semanticNoTranspose:n}}else Re.indexOf(r)>=0&&(this.uniformSemantics[r]={symbol:e,type:t})},_addMaterialUniform:function(e,t,r,i,n,a){a[e]={type:r,value:n?Ne.array:i||Ne[t],semantic:null}},_parseUniforms:function(){var e={},t=this;function r(e){return null!=e?function(){return e}:null}function i(i,n,a){var o=Ve(n,a),s=[];for(var l in o){var 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e=this;function t(t,r,i){var n=e.fragmentDefines;return n[r]||(n[r]="false"!==i&&("true"===i||(i?isNaN(parseFloat(i))?i.trim():parseFloat(i):null))),""}this._vertexCode=this._vertexCode.replace(Le,t),this._fragmentCode=this._fragmentCode.replace(Le,t)},clone:function(){var e=Ge[this._shaderID];return new He(e.vertex,e.fragment)}},Object.defineProperty&&(Object.defineProperty(He.prototype,"shaderID",{get:function(){return this._shaderID}}),Object.defineProperty(He.prototype,"vertex",{get:function(){return this._vertexCode}}),Object.defineProperty(He.prototype,"fragment",{get:function(){return this._fragmentCode}}),Object.defineProperty(He.prototype,"uniforms",{get:function(){return this._uniformList}}));var We=/(@import)\s*([0-9a-zA-Z_\-\.]*)/g;He.parseImport=function(e){return e.replace(We,(function(e,t,r){return(e=He.source(r))?He.parseImport(e):(console.error('Shader chunk "'+r+'" not existed in library'),"")}))};var je=/(@export)\s*([0-9a-zA-Z_\-\.]*)\s*\n([\s\S]*?)@end/g;He.import=function(e){e.replace(je,(function(e,t,r,i){if(i=i.replace(/(^[\s\t\xa0\u3000]+)|([\u3000\xa0\s\t]+\x24)/g,"")){for(var n,a=r.split("."),o=He.codes,s=0;s<a.length-1;)o[n=a[s++]]||(o[n]={}),o=o[n];o[n=a[s]]=i}return i}))},He.codes={},He.source=function(e){for(var t=e.split("."),r=He.codes,i=0;r&&i<t.length;)r=r[t[i++]];return"string"!=typeof r?(console.error('Shader "'+e+'" not existed in library'),""):r};const Xe=He,qe="@export clay.prez.vertex\nuniform mat4 WVP : WORLDVIEWPROJECTION;\nattribute vec3 pos : POSITION;\nattribute vec2 uv : TEXCOORD_0;\nuniform vec2 uvRepeat : [1.0, 1.0];\nuniform vec2 uvOffset : [0.0, 0.0];\n@import clay.chunk.skinning_header\n@import clay.chunk.instancing_header\nvarying vec2 v_Texcoord;\nvoid main()\n{\n vec4 P = vec4(pos, 1.0);\n#ifdef SKINNING\n @import clay.chunk.skin_matrix\n P = skinMatrixWS * P;\n#endif\n#ifdef INSTANCING\n @import clay.chunk.instancing_matrix\n P = instanceMat * P;\n#endif\n gl_Position = WVP * P;\n v_Texcoord = uv * uvRepeat + uvOffset;\n}\n@end\n@export clay.prez.fragment\nuniform sampler2D alphaMap;\nuniform float alphaCutoff: 0.0;\nvarying vec2 v_Texcoord;\nvoid main()\n{\n if (alphaCutoff > 0.0) {\n if (texture2D(alphaMap, v_Texcoord).a <= alphaCutoff) {\n discard;\n }\n }\n gl_FragColor = vec4(0.0,0.0,0.0,1.0);\n}\n@end";var Ze={create:function(){var e=new ce(16);return e[0]=1,e[1]=0,e[2]=0,e[3]=0,e[4]=0,e[5]=1,e[6]=0,e[7]=0,e[8]=0,e[9]=0,e[10]=1,e[11]=0,e[12]=0,e[13]=0,e[14]=0,e[15]=1,e},clone:function(e){var t=new ce(16);return t[0]=e[0],t[1]=e[1],t[2]=e[2],t[3]=e[3],t[4]=e[4],t[5]=e[5],t[6]=e[6],t[7]=e[7],t[8]=e[8],t[9]=e[9],t[10]=e[10],t[11]=e[11],t[12]=e[12],t[13]=e[13],t[14]=e[14],t[15]=e[15],t},copy:function(e,t){return e[0]=t[0],e[1]=t[1],e[2]=t[2],e[3]=t[3],e[4]=t[4],e[5]=t[5],e[6]=t[6],e[7]=t[7],e[8]=t[8],e[9]=t[9],e[10]=t[10],e[11]=t[11],e[12]=t[12],e[13]=t[13],e[14]=t[14],e[15]=t[15],e},identity:function(e){return e[0]=1,e[1]=0,e[2]=0,e[3]=0,e[4]=0,e[5]=1,e[6]=0,e[7]=0,e[8]=0,e[9]=0,e[10]=1,e[11]=0,e[12]=0,e[13]=0,e[14]=0,e[15]=1,e},transpose:function(e,t){if(e===t){var r=t[1],i=t[2],n=t[3],a=t[6],o=t[7],s=t[11];e[1]=t[4],e[2]=t[8],e[3]=t[12],e[4]=r,e[6]=t[9],e[7]=t[13],e[8]=i,e[9]=a,e[11]=t[14],e[12]=n,e[13]=o,e[14]=s}else e[0]=t[0],e[1]=t[4],e[2]=t[8],e[3]=t[12],e[4]=t[1],e[5]=t[5],e[6]=t[9],e[7]=t[13],e[8]=t[2],e[9]=t[6],e[10]=t[10],e[11]=t[14],e[12]=t[3],e[13]=t[7],e[14]=t[11],e[15]=t[15];return e},invert:function(e,t){var r=t[0],i=t[1],n=t[2],a=t[3],o=t[4],s=t[5],l=t[6],h=t[7],u=t[8],c=t[9],d=t[10],f=t[11],p=t[12],m=t[13],g=t[14],_=t[15],v=r*s-i*o,y=r*l-n*o,x=r*h-a*o,b=i*l-n*s,w=i*h-a*s,T=n*h-a*l,S=u*m-c*p,M=u*g-d*p,A=u*_-f*p,E=c*g-d*m,C=c*_-f*m,D=d*_-f*g,L=v*D-y*C+x*E+b*A-w*M+T*S;return 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e[0]=s*(d*_-f*g)-c*(l*_-h*g)+m*(l*f-h*d),e[1]=-(i*(d*_-f*g)-c*(n*_-a*g)+m*(n*f-a*d)),e[2]=i*(l*_-h*g)-s*(n*_-a*g)+m*(n*h-a*l),e[3]=-(i*(l*f-h*d)-s*(n*f-a*d)+c*(n*h-a*l)),e[4]=-(o*(d*_-f*g)-u*(l*_-h*g)+p*(l*f-h*d)),e[5]=r*(d*_-f*g)-u*(n*_-a*g)+p*(n*f-a*d),e[6]=-(r*(l*_-h*g)-o*(n*_-a*g)+p*(n*h-a*l)),e[7]=r*(l*f-h*d)-o*(n*f-a*d)+u*(n*h-a*l),e[8]=o*(c*_-f*m)-u*(s*_-h*m)+p*(s*f-h*c),e[9]=-(r*(c*_-f*m)-u*(i*_-a*m)+p*(i*f-a*c)),e[10]=r*(s*_-h*m)-o*(i*_-a*m)+p*(i*h-a*s),e[11]=-(r*(s*f-h*c)-o*(i*f-a*c)+u*(i*h-a*s)),e[12]=-(o*(c*g-d*m)-u*(s*g-l*m)+p*(s*d-l*c)),e[13]=r*(c*g-d*m)-u*(i*g-n*m)+p*(i*d-n*c),e[14]=-(r*(s*g-l*m)-o*(i*g-n*m)+p*(i*l-n*s)),e[15]=r*(s*d-l*c)-o*(i*d-n*c)+u*(i*l-n*s),e},determinant:function(e){var t=e[0],r=e[1],i=e[2],n=e[3],a=e[4],o=e[5],s=e[6],l=e[7],h=e[8],u=e[9],c=e[10],d=e[11],f=e[12],p=e[13],m=e[14],g=e[15];return(t*o-r*a)*(c*g-d*m)-(t*s-i*a)*(u*g-d*p)+(t*l-n*a)*(u*m-c*p)+(r*s-i*o)*(h*g-d*f)-(r*l-n*o)*(h*m-c*f)+(i*l-n*s)*(h*p-u*f)},multiply:function(e,t,r){var i=t[0],n=t[1],a=t[2],o=t[3],s=t[4],l=t[5],h=t[6],u=t[7],c=t[8],d=t[9],f=t[10],p=t[11],m=t[12],g=t[13],_=t[14],v=t[15],y=r[0],x=r[1],b=r[2],w=r[3];return e[0]=y*i+x*s+b*c+w*m,e[1]=y*n+x*l+b*d+w*g,e[2]=y*a+x*h+b*f+w*_,e[3]=y*o+x*u+b*p+w*v,y=r[4],x=r[5],b=r[6],w=r[7],e[4]=y*i+x*s+b*c+w*m,e[5]=y*n+x*l+b*d+w*g,e[6]=y*a+x*h+b*f+w*_,e[7]=y*o+x*u+b*p+w*v,y=r[8],x=r[9],b=r[10],w=r[11],e[8]=y*i+x*s+b*c+w*m,e[9]=y*n+x*l+b*d+w*g,e[10]=y*a+x*h+b*f+w*_,e[11]=y*o+x*u+b*p+w*v,y=r[12],x=r[13],b=r[14],w=r[15],e[12]=y*i+x*s+b*c+w*m,e[13]=y*n+x*l+b*d+w*g,e[14]=y*a+x*h+b*f+w*_,e[15]=y*o+x*u+b*p+w*v,e},multiplyAffine:function(e,t,r){var i=t[0],n=t[1],a=t[2],o=t[4],s=t[5],l=t[6],h=t[8],u=t[9],c=t[10],d=t[12],f=t[13],p=t[14],m=r[0],g=r[1],_=r[2];return e[0]=m*i+g*o+_*h,e[1]=m*n+g*s+_*u,e[2]=m*a+g*l+_*c,m=r[4],g=r[5],_=r[6],e[4]=m*i+g*o+_*h,e[5]=m*n+g*s+_*u,e[6]=m*a+g*l+_*c,m=r[8],g=r[9],_=r[10],e[8]=m*i+g*o+_*h,e[9]=m*n+g*s+_*u,e[10]=m*a+g*l+_*c,m=r[12],g=r[13],_=r[14],e[12]=m*i+g*o+_*h+d,e[13]=m*n+g*s+_*u+f,e[14]=m*a+g*l+_*c+p,e}};Ze.mul=Ze.multiply,Ze.mulAffine=Ze.multiplyAffine,Ze.translate=function(e,t,r){var i,n,a,o,s,l,h,u,c,d,f,p,m=r[0],g=r[1],_=r[2];return t===e?(e[12]=t[0]*m+t[4]*g+t[8]*_+t[12],e[13]=t[1]*m+t[5]*g+t[9]*_+t[13],e[14]=t[2]*m+t[6]*g+t[10]*_+t[14],e[15]=t[3]*m+t[7]*g+t[11]*_+t[15]):(i=t[0],n=t[1],a=t[2],o=t[3],s=t[4],l=t[5],h=t[6],u=t[7],c=t[8],d=t[9],f=t[10],p=t[11],e[0]=i,e[1]=n,e[2]=a,e[3]=o,e[4]=s,e[5]=l,e[6]=h,e[7]=u,e[8]=c,e[9]=d,e[10]=f,e[11]=p,e[12]=i*m+s*g+c*_+t[12],e[13]=n*m+l*g+d*_+t[13],e[14]=a*m+h*g+f*_+t[14],e[15]=o*m+u*g+p*_+t[15]),e},Ze.scale=function(e,t,r){var i=r[0],n=r[1],a=r[2];return e[0]=t[0]*i,e[1]=t[1]*i,e[2]=t[2]*i,e[3]=t[3]*i,e[4]=t[4]*n,e[5]=t[5]*n,e[6]=t[6]*n,e[7]=t[7]*n,e[8]=t[8]*a,e[9]=t[9]*a,e[10]=t[10]*a,e[11]=t[11]*a,e[12]=t[12],e[13]=t[13],e[14]=t[14],e[15]=t[15],e},Ze.rotate=function(e,t,r,i){var n,a,o,s,l,h,u,c,d,f,p,m,g,_,v,y,x,b,w,T,S,M,A,E,C=i[0],D=i[1],L=i[2],P=Math.sqrt(C*C+D*D+L*L);return Math.abs(P)<ue?null:(C*=P=1/P,D*=P,L*=P,n=Math.sin(r),o=1-(a=Math.cos(r)),s=t[0],l=t[1],h=t[2],u=t[3],c=t[4],d=t[5],f=t[6],p=t[7],m=t[8],g=t[9],_=t[10],v=t[11],y=C*C*o+a,x=D*C*o+L*n,b=L*C*o-D*n,w=C*D*o-L*n,T=D*D*o+a,S=L*D*o+C*n,M=C*L*o+D*n,A=D*L*o-C*n,E=L*L*o+a,e[0]=s*y+c*x+m*b,e[1]=l*y+d*x+g*b,e[2]=h*y+f*x+_*b,e[3]=u*y+p*x+v*b,e[4]=s*w+c*T+m*S,e[5]=l*w+d*T+g*S,e[6]=h*w+f*T+_*S,e[7]=u*w+p*T+v*S,e[8]=s*M+c*A+m*E,e[9]=l*M+d*A+g*E,e[10]=h*M+f*A+_*E,e[11]=u*M+p*A+v*E,t!==e&&(e[12]=t[12],e[13]=t[13],e[14]=t[14],e[15]=t[15]),e)},Ze.rotateX=function(e,t,r){var i=Math.sin(r),n=Math.cos(r),a=t[4],o=t[5],s=t[6],l=t[7],h=t[8],u=t[9],c=t[10],d=t[11];return t!==e&&(e[0]=t[0],e[1]=t[1],e[2]=t[2],e[3]=t[3],e[12]=t[12],e[13]=t[13],e[14]=t[14],e[15]=t[15]),e[4]=a*n+h*i,e[5]=o*n+u*i,e[6]=s*n+c*i,e[7]=l*n+d*i,e[8]=h*n-a*i,e[9]=u*n-o*i,e[10]=c*n-s*i,e[11]=d*n-l*i,e},Ze.rotateY=function(e,t,r){var i=Math.sin(r),n=Math.cos(r),a=t[0],o=t[1],s=t[2],l=t[3],h=t[8],u=t[9],c=t[10],d=t[11];return t!==e&&(e[4]=t[4],e[5]=t[5],e[6]=t[6],e[7]=t[7],e[12]=t[12],e[13]=t[13],e[14]=t[14],e[15]=t[15]),e[0]=a*n-h*i,e[1]=o*n-u*i,e[2]=s*n-c*i,e[3]=l*n-d*i,e[8]=a*i+h*n,e[9]=o*i+u*n,e[10]=s*i+c*n,e[11]=l*i+d*n,e},Ze.rotateZ=function(e,t,r){var i=Math.sin(r),n=Math.cos(r),a=t[0],o=t[1],s=t[2],l=t[3],h=t[4],u=t[5],c=t[6],d=t[7];return t!==e&&(e[8]=t[8],e[9]=t[9],e[10]=t[10],e[11]=t[11],e[12]=t[12],e[13]=t[13],e[14]=t[14],e[15]=t[15]),e[0]=a*n+h*i,e[1]=o*n+u*i,e[2]=s*n+c*i,e[3]=l*n+d*i,e[4]=h*n-a*i,e[5]=u*n-o*i,e[6]=c*n-s*i,e[7]=d*n-l*i,e},Ze.fromRotationTranslation=function(e,t,r){var i=t[0],n=t[1],a=t[2],o=t[3],s=i+i,l=n+n,h=a+a,u=i*s,c=i*l,d=i*h,f=n*l,p=n*h,m=a*h,g=o*s,_=o*l,v=o*h;return e[0]=1-(f+m),e[1]=c+v,e[2]=d-_,e[3]=0,e[4]=c-v,e[5]=1-(u+m),e[6]=p+g,e[7]=0,e[8]=d+_,e[9]=p-g,e[10]=1-(u+f),e[11]=0,e[12]=r[0],e[13]=r[1],e[14]=r[2],e[15]=1,e},Ze.fromQuat=function(e,t){var r=t[0],i=t[1],n=t[2],a=t[3],o=r+r,s=i+i,l=n+n,h=r*o,u=i*o,c=i*s,d=n*o,f=n*s,p=n*l,m=a*o,g=a*s,_=a*l;return e[0]=1-c-p,e[1]=u+_,e[2]=d-g,e[3]=0,e[4]=u-_,e[5]=1-h-p,e[6]=f+m,e[7]=0,e[8]=d+g,e[9]=f-m,e[10]=1-h-c,e[11]=0,e[12]=0,e[13]=0,e[14]=0,e[15]=1,e},Ze.frustum=function(e,t,r,i,n,a,o){var s=1/(r-t),l=1/(n-i),h=1/(a-o);return e[0]=2*a*s,e[1]=0,e[2]=0,e[3]=0,e[4]=0,e[5]=2*a*l,e[6]=0,e[7]=0,e[8]=(r+t)*s,e[9]=(n+i)*l,e[10]=(o+a)*h,e[11]=-1,e[12]=0,e[13]=0,e[14]=o*a*2*h,e[15]=0,e},Ze.perspective=function(e,t,r,i,n){var a=1/Math.tan(t/2),o=1/(i-n);return e[0]=a/r,e[1]=0,e[2]=0,e[3]=0,e[4]=0,e[5]=a,e[6]=0,e[7]=0,e[8]=0,e[9]=0,e[10]=(n+i)*o,e[11]=-1,e[12]=0,e[13]=0,e[14]=2*n*i*o,e[15]=0,e},Ze.ortho=function(e,t,r,i,n,a,o){var s=1/(t-r),l=1/(i-n),h=1/(a-o);return e[0]=-2*s,e[1]=0,e[2]=0,e[3]=0,e[4]=0,e[5]=-2*l,e[6]=0,e[7]=0,e[8]=0,e[9]=0,e[10]=2*h,e[11]=0,e[12]=(t+r)*s,e[13]=(n+i)*l,e[14]=(o+a)*h,e[15]=1,e},Ze.lookAt=function(e,t,r,i){var n,a,o,s,l,h,u,c,d,f,p=t[0],m=t[1],g=t[2],_=i[0],v=i[1],y=i[2],x=r[0],b=r[1],w=r[2];return Math.abs(p-x)<ue&&Math.abs(m-b)<ue&&Math.abs(g-w)<ue?Ze.identity(e):(u=p-x,c=m-b,d=g-w,n=v*(d*=f=1/Math.sqrt(u*u+c*c+d*d))-y*(c*=f),a=y*(u*=f)-_*d,o=_*c-v*u,(f=Math.sqrt(n*n+a*a+o*o))?(n*=f=1/f,a*=f,o*=f):(n=0,a=0,o=0),s=c*o-d*a,l=d*n-u*o,h=u*a-c*n,(f=Math.sqrt(s*s+l*l+h*h))?(s*=f=1/f,l*=f,h*=f):(s=0,l=0,h=0),e[0]=n,e[1]=s,e[2]=u,e[3]=0,e[4]=a,e[5]=l,e[6]=c,e[7]=0,e[8]=o,e[9]=h,e[10]=d,e[11]=0,e[12]=-(n*p+a*m+o*g),e[13]=-(s*p+l*m+h*g),e[14]=-(u*p+c*m+d*g),e[15]=1,e)},Ze.frob=function(e){return Math.sqrt(Math.pow(e[0],2)+Math.pow(e[1],2)+Math.pow(e[2],2)+Math.pow(e[3],2)+Math.pow(e[4],2)+Math.pow(e[5],2)+Math.pow(e[6],2)+Math.pow(e[7],2)+Math.pow(e[8],2)+Math.pow(e[9],2)+Math.pow(e[10],2)+Math.pow(e[11],2)+Math.pow(e[12],2)+Math.pow(e[13],2)+Math.pow(e[14],2)+Math.pow(e[15],2))};const Ye=Ze;var Ke={create:function(){var e=new ce(3);return e[0]=0,e[1]=0,e[2]=0,e},clone:function(e){var t=new ce(3);return t[0]=e[0],t[1]=e[1],t[2