Function b

Three.js/js/Three63Min.js:129–129

(a,b,c,d,e,f,h)

a.constant==this.constant},clone:function(){return(new THREE.Plane).copy(this)}};THREE.Math={PI2:2*Math.PI,generateUUID:function(){var a="0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz".split(""),b=Array(36),c=0,d;return function(){for(var e=0;36>e;e++)8==e||13==e||18==e||23==e?b[e]="-":14==e?b[e]="4":(2>=c&&(c=33554432+16777216*Math.random()|0),d=c&15,c>>=4,b[e]=a[19==e?d&3|8:d]);return b.join("")}}(),clamp:function(a,b,c){return a<b?b:a>c?c:a},clampBottom:function(a,b){return a<b?b:a},mapLinear:function(a,b,c,d,e){return d+(a-b)*(e-d)/(c-b)},smoothstep:function(a,
b,c){if(a<=b)return 0;if(a>=c)return 1;a=(a-b)/(c-b);return a*a*(3-2*a)},smootherstep:function(a,b,c){if(a<=b)return 0;if(a>=c)return 1;a=(a-b)/(c-b);return a*a*a*(a*(6*a-15)+10)},random16:function(){return(65280*Math.random()+255*Math.random())/65535},randInt:function(a,b){return a+Math.floor(Math.random()*(b-a+1))},randFloat:function(a,b){return a+Math.random()*(b-a)},randFloatSpread:function(a){return a*(0.5-Math.random())},sign:function(a){return 0>a?-1:0<a?1:0},degToRad:function(){var a=Math.PI/
180;return function(b){return b*a}}(),radToDeg:function(){var a=180/Math.PI;return function(b){return b*a}}()};THREE.Spline=function(a){function b(a,b,c,d,e,f,h){a=0.5*(c-a);d=0.5*(d-b);return(2*(b-c)+a+d)*h+(-3*(b-c)-2*a-d)*f+a*e+b}this.points=a;var c=[],d={x:0,y:0,z:0},e,f,h,g,i,k,m,l,p;this.initFromArray=function(a){this.points=[];for(var b=0;b<a.length;b++)this.points[b]={x:a[b][0],y:a[b][1],z:a[b][2]}};this.getPoint=function(a){e=(this.points.length-1)*a;f=Math.floor(e);h=e-f;c[0]=0===f?f:f-1;c[1]=f;c[2]=f>this.points.length-2?this.points.length-1:f+1;c[3]=f>this.points.length-3?this.points.length-1:
f+2;k=this.points[c[0]];m=this.points[c[1]];l=this.points[c[2]];p=this.points[c[3]];g=h*h;i=h*g;d.x=b(k.x,m.x,l.x,p.x,h,g,i);d.y=b(k.y,m.y,l.y,p.y,h,g,i);d.z=b(k.z,m.z,l.z,p.z,h,g,i);return d};this.getControlPointsArray=function(){var a,b,c=this.points.length,d=[];for(a=0;a<c;a++)b=this.points[a],d[a]=[b.x,b.y,b.z];return d};this.getLength=function(a){var b,c,d,e=b=b=0,f=new THREE.Vector3,h=new THREE.Vector3,g=[],i=0;g[0]=0;a||(a=100);c=this.points.length*a;f.copy(this.points[0]);for(a=1;a<c;a++)b=
a/c,d=this.getPoint(b),h.copy(d),i+=h.distanceTo(f),f.copy(d),b*=this.points.length-1,b=Math.floor(b),b!=e&&(g[b]=i,e=b);g[g.length]=i;return{chunks:g,total:i}};this.reparametrizeByArcLength=function(a){var b,c,d,e,f,h,g=[],i=new THREE.Vector3,k=this.getLength();g.push(i.copy(this.points[0]).clone());for(b=1;b<this.points.length;b++){c=k.chunks[b]-k.chunks[b-1];h=Math.ceil(a*c/k.total);e=(b-1)/(this.points.length-1);f=b/(this.points.length-1);for(c=1;c<h-1;c++)d=e+c*(1/h)*(f-e),d=this.getPoint(d),
g.push(i.copy(d).clone());g.push(i.copy(this.points[b]).clone())}this.points=g}};THREE.Triangle=function(a,b,c){this.a=void 0!==a?a:new THREE.Vector3;this.b=void 0!==b?b:new THREE.Vector3;this.c=void 0!==c?c:new THREE.Vector3};THREE.Triangle.normal=function(){var a=new THREE.Vector3;return function(b,c,d,e){e=e||new THREE.Vector3;e.subVectors(d,c);a.subVectors(b,c);e.cross(a);b=e.lengthSq();return 0<b?e.multiplyScalar(1/Math.sqrt(b)):e.set(0,0,0)}}();