m;m++){e[0]=n[g[m]];e[1]=n[g[(m+1)%3]];e.sort(c);var q=e.toString();void 0===f[q]?f[q]={vert1:e[0],vert2:e[1],face1:l, face2:void 0}:f[q].face2=l}e=[];for(q in f)if(g=f[q],void 0===g.face2||h[g.face1].normal.dot(h[g.face2].normal)<=d)l=k[g.vert1],e.push(l.x),e.push(l.y),e.push(l.z),l=k[g.vert2],e.push(l.x),e.push(l.y),e.push(l.z);this.addAttribute("position",new THREE.BufferAttribute(new Float32Array(e),3))};THREE.EdgesGeometry.prototype=Object.create(THREE.BufferGeometry.prototype);THREE.EdgesGeometry.prototype.constructor=THREE.EdgesGeometry; THREE.ExtrudeGeometry=function(a,b){"undefined"!==typeof a&&(THREE.Geometry.call(this),this.type="ExtrudeGeometry",a=Array.isArray(a)?a:[a],this.addShapeList(a,b),this.computeFaceNormals())};THREE.ExtrudeGeometry.prototype=Object.create(THREE.Geometry.prototype);THREE.ExtrudeGeometry.prototype.constructor=THREE.ExtrudeGeometry;THREE.ExtrudeGeometry.prototype.addShapeList=function(a,b){for(var c=a.length,d=0;dNumber.EPSILON){var k=Math.sqrt(h),l=Math.sqrt(f*f+g*g),h=b.x-e/k;b=b.y+d/k;f=((c.x-g/l-h)*g-(c.y+f/l-b)*f)/(d*g-e*f);c=h+d*f-a.x;a=b+e*f-a.y;d=c*c+a*a;if(2>=d)return new THREE.Vector2(c,a);d=Math.sqrt(d/2)}else a=!1,d>Number.EPSILON? f>Number.EPSILON&&(a=!0):d<-Number.EPSILON?f<-Number.EPSILON&&(a=!0):Math.sign(e)===Math.sign(g)&&(a=!0),a?(c=-e,a=d,d=Math.sqrt(h)):(c=d,a=e,d=Math.sqrt(h/2));return new THREE.Vector2(c/d,a/d)}function e(a,b){var c,d;for(C=a.length;0d&&(d=a.length-1);for(var e=0,f=q+2*p,e=0;e<f;e++){var g=P*e,h=P*(e+1),k=b+c+g,g=b+d+g,l=b+d+h,h=b+c+h,k=k+F,g=g+F,l=l+F,h=h+F;G.faces.push(new THREE.Face3(k,g,h,null,null,1));G.faces.push(new THREE.Face3(g,l,h,null,null,1));k=s.generateSideWallUV(G, k,g,l,h);G.faceVertexUvs[0].push([k[0],k[1],k[3]]);G.faceVertexUvs[0].push([k[1],k[2],k[3]])}}}function f(a,b,c){G.vertices.push(new THREE.Vector3(a,b,c))}function g(a,b,c){a+=F;b+=F;c+=F;G.faces.push(new THREE.Face3(a,b,c,null,null,0));a=s.generateTopUV(G,a,b,c);G.faceVertexUvs[0].push(a)}var h=void 0!==b.amount?b.amount:100,k=void 0!==b.bevelThickness?b.bevelThickness:6,l=void 0!==b.bevelSize?b.bevelSize:k-2,p=void 0!==b.bevelSegments?b.bevelSegments:3,n=void 0!==b.bevelEnabled?b.bevelEnabled:!0, m=void 0!==b.curveSegments?b.curveSegments:12,q=void 0!==b.steps?b.steps:1,u=b.extrudePath,v,t=!1,s=void 0!==b.UVGenerator?b.UVGenerator:THREE.ExtrudeGeometry.WorldUVGenerator,w,E,x,D;u&&(v=u.getSpacedPoints(q),t=!0,n=!1,w=void 0!==b.frames?b.frames:new THREE.TubeGeometry.FrenetFrames(u,q,!1),E=new THREE.Vector3,x=new THREE.Vector3,D=new THREE.Vector3);n||(l=k=p=0);var z,y,B,G=this,F=this.vertices.length,u=a.extractPoints(m),m=u.shape,H=u.holes;if(u=!THREE.ShapeUtils.isClockWise(m)){m=m.reverse(); y=0;for(B=H.length;y<B;y++)z=H[y],THREE.ShapeUtils.isClockWise(z)&&(H[y]=z.reverse());u=!1}var L=THREE.ShapeUtils.triangulateShape(m,H),A=m;y=0;for(B=H.length;y<B;y++)z=H[y],m=m.concat(z);var N,M,I,O,Q,P=m.length,T,J=L.length,u=[],C=0;I=A.length;N=I-1;for(M=C+1;C<I;C++,N++,M++)N===I&&(N=0),M===I&&(M=0),u[C]=d(A[C],A[N],A[M]);var Z=[],S,Y=u.concat();y=0;for(B=H.length;y<B;y++){z=H[y];S=[];C=0;I=z.length;N=I-1;for(M=C+1;C<I;C++,N++,M++)N===I&&(N=0),M===I&&(M=0),S[C]=d(z[C],z[N],z[M]);Z.push(S);Y=Y.concat(S)}for(N= 0;N<p;N++){I=N/p;O=k*(1-I);M=l*Math.sin(I*Math.PI/2);C=0;for(I=A.length;C<I;C++)Q=c(A[C],u[C],M),f(Q.x,Q.y,-O);y=0;for(B=H.length;y<B;y++)for(z=H[y],S=Z[y],C=0,I=z.length;C<I;C++)Q=c(z[C],S[C],M),f(Q.x,Q.y,-O)}M=l;for(C=0;C<P;C++)Q=n?c(m[C],Y[C],M):m[C],t?(x.copy(w.normals[0]).multiplyScalar(Q.x),E.copy(w.binormals[0]).multiplyScalar(Q.y),D.copy(v[0]).add(x).add(E),f(D.x,D.y,D.z)):f(Q.x,Q.y,0);for(I=1;I<=q;I++)for(C=0;C<P;C++)Q=n?c(m[C],Y[C],M):m[C],t?(x.copy(w.normals[I]).multiplyScalar(Q.x),E.copy(w.binormals[I]).multiplyScalar(Q.y), D.copy(v[I]).add(x).add(E),f(D.x,D.y,D.z)):f(Q.x,Q.y,h/q*I);for(N=p-1;0<=N;N–){I=N/p;O=k*(1-I);M=l*Math.sin(I*Math.PI/2);C=0;for(I=A.length;C<I;C++)Q=c(A[C],u[C],M),f(Q.x,Q.y,h+O);y=0;for(B=H.length;y<B;y++)for(z=H[y],S=Z[y],C=0,I=z.length;C<I;C++)Q=c(z[C],S[C],M),t?f(Q.x,Q.y+v[q-1].y,v[q-1].x+O):f(Q.x,Q.y,h+O)}(function(){if(n){var a;a=0*P;for(C=0;C<J;C++)T=L[C],g(T[2]+a,T[1]+a,T[0]+a);a=q+2*p;a*=P;for(C=0;C<J;C++)T=L[C],g(T[0]+a,T[1]+a,T[2]+a)}else{for(C=0;C<J;C++)T=L[C],g(T[2],T[1],T[0]);for(C= 0;C<J;C++)T=L[C],g(T[0]+P*q,T[1]+P*q,T[2]+P*q)}})();(function(){var a=0;e(A,a);a+=A.length;y=0;for(B=H.length;yMath.abs(b.y-c.y)?[new THREE.Vector2(b.x,1-b.z),new THREE.Vector2(c.x,1-c.z),new THREE.Vector2(d.x,1-d.z),new THREE.Vector2(e.x,1-e.z)]:[new THREE.Vector2(b.y,1-b.z),new THREE.Vector2(c.y,1-c.z),new THREE.Vector2(d.y, 1-d.z),new THREE.Vector2(e.y,1-e.z)]}};THREE.ShapeGeometry=function(a,b){THREE.Geometry.call(this);this.type=”ShapeGeometry”;!1===Array.isArray(a)&&(a=[a]);this.addShapeList(a,b);this.computeFaceNormals()};THREE.ShapeGeometry.prototype=Object.create(THREE.Geometry.prototype);THREE.ShapeGeometry.prototype.constructor=THREE.ShapeGeometry;THREE.ShapeGeometry.prototype.addShapeList=function(a,b){for(var c=0,d=a.length;c<d;c++)this.addShape(a[c],b);return this}; THREE.ShapeGeometry.prototype.addShape=function(a,b){void 0===b&&(b={});var c=b.material,d=void 0===b.UVGenerator?THREE.ExtrudeGeometry.WorldUVGenerator:b.UVGenerator,e,f,g,h=this.vertices.length;e=a.extractPoints(void 0!==b.curveSegments?b.curveSegments:12);var k=e.shape,l=e.holes;if(!THREE.ShapeUtils.isClockWise(k))for(k=k.reverse(),e=0,f=l.length;e<f;e++)g=l[e],THREE.ShapeUtils.isClockWise(g)&&(l[e]=g.reverse());var p=THREE.ShapeUtils.triangulateShape(k,l);e=0;for(f=l.length;e<f;e++)g=l[e],k=k.concat(g); l=k.length;f=p.length;for(e=0;e<l;e++)g=k[e],this.vertices.push(new THREE.Vector3(g.x,g.y,0));for(e=0;e<f;e++)l=p[e],k=l[0]+h,g=l[1]+h,l=l[2]+h,this.faces.push(new THREE.Face3(k,g,l,null,null,c)),this.faceVertexUvs[0].push(d.generateTopUV(this,k,g,l))}; THREE.LatheBufferGeometry=function(a,b,c,d){THREE.BufferGeometry.call(this);this.type="LatheBufferGeometry";this.parameters={points:a,segments:b,phiStart:c,phiLength:d};b=Math.floor(b)||12;c=c||0;d=d||2*Math.PI;d=THREE.Math.clamp(d,0,2*Math.PI);for(var e=(b+1)*a.length,f=b*a.length*6,g=new THREE.BufferAttribute(new (65535<f?Uint32Array:Uint16Array)(f),1),h=new THREE.BufferAttribute(new Float32Array(3*e),3),k=new THREE.BufferAttribute(new Float32Array(2*e),2),l=0,p=0,n=1/b,m=new THREE.Vector3,q=new THREE.Vector2, e=0;e<=b;e++)for(var f=c+e*n*d,u=Math.sin(f),v=Math.cos(f),f=0;f<=a.length-1;f++)m.x=a[f].x*u,m.y=a[f].y,m.z=a[f].x*v,h.setXYZ(l,m.x,m.y,m.z),q.x=e/b,q.y=f/(a.length-1),k.setXY(l,q.x,q.y),l++;for(e=0;e<b;e++)for(f=0;f<a.length-1;f++)c=f+e*a.length,l=c+a.length,n=c+a.length+1,m=c+1,g.setX(p,c),p++,g.setX(p,l),p++,g.setX(p,m),p++,g.setX(p,l),p++,g.setX(p,n),p++,g.setX(p,m),p++;this.setIndex(g);this.addAttribute("position",h);this.addAttribute("uv",k);this.computeVertexNormals();if(d===2*Math.PI)for(d= this.attributes.normal.array,g=new THREE.Vector3,h=new THREE.Vector3,k=new THREE.Vector3,c=b*a.length*3,f=e=0;e<a.length;e++,f+=3)g.x=d[f+0],g.y=d[f+1],g.z=d[f+2],h.x=d[c+f+0],h.y=d[c+f+1],h.z=d[c+f+2],k.addVectors(g,h).normalize(),d[f+0]=d[c+f+0]=k.x,d[f+1]=d[c+f+1]=k.y,d[f+2]=d[c+f+2]=k.z};THREE.LatheBufferGeometry.prototype=Object.create(THREE.BufferGeometry.prototype);THREE.LatheBufferGeometry.prototype.constructor=THREE.LatheBufferGeometry; THREE.LatheGeometry=function(a,b,c,d){THREE.Geometry.call(this);this.type="LatheGeometry";this.parameters={points:a,segments:b,phiStart:c,phiLength:d};this.fromBufferGeometry(new THREE.LatheBufferGeometry(a,b,c,d));this.mergeVertices()};THREE.LatheGeometry.prototype=Object.create(THREE.Geometry.prototype);THREE.LatheGeometry.prototype.constructor=THREE.LatheGeometry; THREE.PlaneGeometry=function(a,b,c,d){THREE.Geometry.call(this);this.type="PlaneGeometry";this.parameters={width:a,height:b,widthSegments:c,heightSegments:d};this.fromBufferGeometry(new THREE.PlaneBufferGeometry(a,b,c,d))};THREE.PlaneGeometry.prototype=Object.create(THREE.Geometry.prototype);THREE.PlaneGeometry.prototype.constructor=THREE.PlaneGeometry; THREE.PlaneBufferGeometry=function(a,b,c,d){THREE.BufferGeometry.call(this);this.type="PlaneBufferGeometry";this.parameters={width:a,height:b,widthSegments:c,heightSegments:d};var e=a/2,f=b/2;c=Math.floor(c)||1;d=Math.floor(d)||1;var g=c+1,h=d+1,k=a/c,l=b/d;b=new Float32Array(g*h*3);a=new Float32Array(g*h*3);for(var p=new Float32Array(g*h*2),n=0,m=0,q=0;q<h;q++)for(var u=q*l-f,v=0;v<g;v++)b[n]=v*k-e,b[n+1]=-u,a[n+2]=1,p[m]=v/c,p[m+1]=1-q/d,n+=3,m+=2;n=0;e=new (65535<b.length/3?Uint32Array:Uint16Array)(c* d*6);for(q=0;q<d;q++)for(v=0;v<c;v++)f=v+g*(q+1),h=v+1+g*(q+1),k=v+1+g*q,e[n]=v+g*q,e[n+1]=f,e[n+2]=k,e[n+3]=f,e[n+4]=h,e[n+5]=k,n+=6;this.setIndex(new THREE.BufferAttribute(e,1));this.addAttribute("position",new THREE.BufferAttribute(b,3));this.addAttribute("normal",new THREE.BufferAttribute(a,3));this.addAttribute("uv",new THREE.BufferAttribute(p,2))};THREE.PlaneBufferGeometry.prototype=Object.create(THREE.BufferGeometry.prototype);THREE.PlaneBufferGeometry.prototype.constructor=THREE.PlaneBufferGeometry; THREE.RingBufferGeometry=function(a,b,c,d,e,f){THREE.BufferGeometry.call(this);this.type="RingBufferGeometry";this.parameters={innerRadius:a,outerRadius:b,thetaSegments:c,phiSegments:d,thetaStart:e,thetaLength:f};a=a||20;b=b||50;e=void 0!==e?e:0;f=void 0!==f?f:2*Math.PI;c=void 0!==c?Math.max(3,c):8;d=void 0!==d?Math.max(1,d):1;var g=(c+1)*(d+1),h=c*d*6,h=new THREE.BufferAttribute(new (65535<h?Uint32Array:Uint16Array)(h),1),k=new THREE.BufferAttribute(new Float32Array(3*g),3),l=new THREE.BufferAttribute(new Float32Array(3* g),3),g=new THREE.BufferAttribute(new Float32Array(2*g),2),p=0,n=0,m,q=a,u=(b-a)/d,v=new THREE.Vector3,t=new THREE.Vector2,s;for(a=0;a<=d;a++){for(s=0;s<=c;s++)m=e+s/c*f,v.x=q*Math.cos(m),v.y=q*Math.sin(m),k.setXYZ(p,v.x,v.y,v.z),l.setXYZ(p,0,0,1),t.x=(v.x/b+1)/2,t.y=(v.y/b+1)/2,g.setXY(p,t.x,t.y),p++;q+=u}for(a=0;a<d;a++)for(b=a*(c+1),s=0;s<c;s++)e=m=s+b,f=m+c+1,p=m+c+2,m+=1,h.setX(n,e),n++,h.setX(n,f),n++,h.setX(n,p),n++,h.setX(n,e),n++,h.setX(n,p),n++,h.setX(n,m),n++;this.setIndex(h);this.addAttribute("position", k);this.addAttribute("normal",l);this.addAttribute("uv",g)};THREE.RingBufferGeometry.prototype=Object.create(THREE.BufferGeometry.prototype);THREE.RingBufferGeometry.prototype.constructor=THREE.RingBufferGeometry;THREE.RingGeometry=function(a,b,c,d,e,f){THREE.Geometry.call(this);this.type="RingGeometry";this.parameters={innerRadius:a,outerRadius:b,thetaSegments:c,phiSegments:d,thetaStart:e,thetaLength:f};this.fromBufferGeometry(new THREE.RingBufferGeometry(a,b,c,d,e,f))}; THREE.RingGeometry.prototype=Object.create(THREE.Geometry.prototype);THREE.RingGeometry.prototype.constructor=THREE.RingGeometry;THREE.SphereGeometry=function(a,b,c,d,e,f,g){THREE.Geometry.call(this);this.type="SphereGeometry";this.parameters={radius:a,widthSegments:b,heightSegments:c,phiStart:d,phiLength:e,thetaStart:f,thetaLength:g};this.fromBufferGeometry(new THREE.SphereBufferGeometry(a,b,c,d,e,f,g))};THREE.SphereGeometry.prototype=Object.create(THREE.Geometry.prototype); THREE.SphereGeometry.prototype.constructor=THREE.SphereGeometry; THREE.SphereBufferGeometry=function(a,b,c,d,e,f,g){THREE.BufferGeometry.call(this);this.type="SphereBufferGeometry";this.parameters={radius:a,widthSegments:b,heightSegments:c,phiStart:d,phiLength:e,thetaStart:f,thetaLength:g};a=a||50;b=Math.max(3,Math.floor(b)||8);c=Math.max(2,Math.floor(c)||6);d=void 0!==d?d:0;e=void 0!==e?e:2*Math.PI;f=void 0!==f?f:0;g=void 0!==g?g:Math.PI;for(var h=f+g,k=(b+1)*(c+1),l=new THREE.BufferAttribute(new Float32Array(3*k),3),p=new THREE.BufferAttribute(new Float32Array(3* k),3),k=new THREE.BufferAttribute(new Float32Array(2*k),2),n=0,m=[],q=new THREE.Vector3,u=0;u<=c;u++){for(var v=[],t=u/c,s=0;s<=b;s++){var w=s/b,E=-a*Math.cos(d+w*e)*Math.sin(f+t*g),x=a*Math.cos(f+t*g),D=a*Math.sin(d+w*e)*Math.sin(f+t*g);q.set(E,x,D).normalize();l.setXYZ(n,E,x,D);p.setXYZ(n,q.x,q.y,q.z);k.setXY(n,w,1-t);v.push(n);n++}m.push(v)}d=[];for(u=0;u<c;u++)for(s=0;s<b;s++)e=m[u][s+1],g=m[u][s],n=m[u+1][s],q=m[u+1][s+1],(0!==u||0<f)&&d.push(e,g,q),(u!==c-1||h<Math.PI)&&d.push(g,n,q);this.setIndex(new (65535< l.count?THREE.Uint32Attribute:THREE.Uint16Attribute)(d,1));this.addAttribute("position",l);this.addAttribute("normal",p);this.addAttribute("uv",k);this.boundingSphere=new THREE.Sphere(new THREE.Vector3,a)};THREE.SphereBufferGeometry.prototype=Object.create(THREE.BufferGeometry.prototype);THREE.SphereBufferGeometry.prototype.constructor=THREE.SphereBufferGeometry; THREE.TextGeometry=function(a,b){b=b||{};var c=b.font;if(!1===c instanceof THREE.Font)return console.error("THREE.TextGeometry: font parameter is not an instance of THREE.Font."),new THREE.Geometry;c=c.generateShapes(a,b.size,b.curveSegments);b.amount=void 0!==b.height?b.height:50;void 0===b.bevelThickness&&(b.bevelThickness=10);void 0===b.bevelSize&&(b.bevelSize=8);void 0===b.bevelEnabled&&(b.bevelEnabled=!1);THREE.ExtrudeGeometry.call(this,c,b);this.type="TextGeometry"}; THREE.TextGeometry.prototype=Object.create(THREE.ExtrudeGeometry.prototype);THREE.TextGeometry.prototype.constructor=THREE.TextGeometry; THREE.TorusBufferGeometry=function(a,b,c,d,e){THREE.BufferGeometry.call(this);this.type="TorusBufferGeometry";this.parameters={radius:a,tube:b,radialSegments:c,tubularSegments:d,arc:e};a=a||100;b=b||40;c=Math.floor(c)||8;d=Math.floor(d)||6;e=e||2*Math.PI;var f=(c+1)*(d+1),g=c*d*6,g=new (65535<g?Uint32Array:Uint16Array)(g),h=new Float32Array(3*f),k=new Float32Array(3*f),f=new Float32Array(2*f),l=0,p=0,n=0,m=new THREE.Vector3,q=new THREE.Vector3,u=new THREE.Vector3,v,t;for(v=0;v<=c;v++)for(t=0;t<=d;t++){var s= t/d*e,w=v/c*Math.PI*2;q.x=(a+b*Math.cos(w))*Math.cos(s);q.y=(a+b*Math.cos(w))*Math.sin(s);q.z=b*Math.sin(w);h[l]=q.x;h[l+1]=q.y;h[l+2]=q.z;m.x=a*Math.cos(s);m.y=a*Math.sin(s);u.subVectors(q,m).normalize();k[l]=u.x;k[l+1]=u.y;k[l+2]=u.z;f[p]=t/d;f[p+1]=v/c;l+=3;p+=2}for(v=1;v<=c;v++)for(t=1;t<=d;t++)a=(d+1)*(v-1)+t-1,b=(d+1)*(v-1)+t,e=(d+1)*v+t,g[n]=(d+1)*v+t-1,g[n+1]=a,g[n+2]=e,g[n+3]=a,g[n+4]=b,g[n+5]=e,n+=6;this.setIndex(new THREE.BufferAttribute(g,1));this.addAttribute("position",new THREE.BufferAttribute(h, 3));this.addAttribute("normal",new THREE.BufferAttribute(k,3));this.addAttribute("uv",new THREE.BufferAttribute(f,2))};THREE.TorusBufferGeometry.prototype=Object.create(THREE.BufferGeometry.prototype);THREE.TorusBufferGeometry.prototype.constructor=THREE.TorusBufferGeometry; THREE.TorusGeometry=function(a,b,c,d,e){THREE.Geometry.call(this);this.type="TorusGeometry";this.parameters={radius:a,tube:b,radialSegments:c,tubularSegments:d,arc:e};this.fromBufferGeometry(new THREE.TorusBufferGeometry(a,b,c,d,e))};THREE.TorusGeometry.prototype=Object.create(THREE.Geometry.prototype);THREE.TorusGeometry.prototype.constructor=THREE.TorusGeometry; THREE.TorusKnotBufferGeometry=function(a,b,c,d,e,f){function g(a,b,c,d,e){var f=Math.cos(a),g=Math.sin(a);a*=c/b;b=Math.cos(a);e.x=d*(2+b)*.5*f;e.y=d*(2+b)*g*.5;e.z=d*Math.sin(a)*.5}THREE.BufferGeometry.call(this);this.type="TorusKnotBufferGeometry";this.parameters={radius:a,tube:b,tubularSegments:c,radialSegments:d,p:e,q:f};a=a||100;b=b||40;c=Math.floor(c)||64;d=Math.floor(d)||8;e=e||2;f=f||3;var h=(d+1)*(c+1),k=d*c*6,k=new THREE.BufferAttribute(new (65535<k?Uint32Array:Uint16Array)(k),1),l=new THREE.BufferAttribute(new Float32Array(3* h),3),p=new THREE.BufferAttribute(new Float32Array(3*h),3),h=new THREE.BufferAttribute(new Float32Array(2*h),2),n,m,q=0,u=0,v=new THREE.Vector3,t=new THREE.Vector3,s=new THREE.Vector2,w=new THREE.Vector3,E=new THREE.Vector3,x=new THREE.Vector3,D=new THREE.Vector3,z=new THREE.Vector3;for(n=0;n<=c;++n)for(m=n/c*e*Math.PI*2,g(m,e,f,a,w),g(m+.01,e,f,a,E),D.subVectors(E,w),z.addVectors(E,w),x.crossVectors(D,z),z.crossVectors(x,D),x.normalize(),z.normalize(),m=0;m<=d;++m){var y=m/d*Math.PI*2,B=-b*Math.cos(y), y=b*Math.sin(y);v.x=w.x+(B*z.x+y*x.x);v.y=w.y+(B*z.y+y*x.y);v.z=w.z+(B*z.z+y*x.z);l.setXYZ(q,v.x,v.y,v.z);t.subVectors(v,w).normalize();p.setXYZ(q,t.x,t.y,t.z);s.x=n/c;s.y=m/d;h.setXY(q,s.x,s.y);q++}for(m=1;m<=c;m++)for(n=1;n<=d;n++)a=(d+1)*m+(n-1),b=(d+1)*m+n,e=(d+1)*(m-1)+n,k.setX(u,(d+1)*(m-1)+(n-1)),u++,k.setX(u,a),u++,k.setX(u,e),u++,k.setX(u,a),u++,k.setX(u,b),u++,k.setX(u,e),u++;this.setIndex(k);this.addAttribute("position",l);this.addAttribute("normal",p);this.addAttribute("uv",h)}; THREE.TorusKnotBufferGeometry.prototype=Object.create(THREE.BufferGeometry.prototype);THREE.TorusKnotBufferGeometry.prototype.constructor=THREE.TorusKnotBufferGeometry; THREE.TorusKnotGeometry=function(a,b,c,d,e,f,g){THREE.Geometry.call(this);this.type="TorusKnotGeometry";this.parameters={radius:a,tube:b,tubularSegments:c,radialSegments:d,p:e,q:f};void 0!==g&&console.warn("THREE.TorusKnotGeometry: heightScale has been deprecated. Use .scale( x, y, z ) instead.");this.fromBufferGeometry(new THREE.TorusKnotBufferGeometry(a,b,c,d,e,f));this.mergeVertices()};THREE.TorusKnotGeometry.prototype=Object.create(THREE.Geometry.prototype); THREE.TorusKnotGeometry.prototype.constructor=THREE.TorusKnotGeometry; THREE.TubeGeometry=function(a,b,c,d,e,f){THREE.Geometry.call(this);this.type="TubeGeometry";this.parameters={path:a,segments:b,radius:c,radialSegments:d,closed:e,taper:f};b=b||64;c=c||1;d=d||8;e=e||!1;f=f||THREE.TubeGeometry.NoTaper;var g=[],h,k,l=b+1,p,n,m,q,u,v=new THREE.Vector3,t,s,w;t=new THREE.TubeGeometry.FrenetFrames(a,b,e);s=t.normals;w=t.binormals;this.tangents=t.tangents;this.normals=s;this.binormals=w;for(t=0;t<l;t++)for(g[t]=[],p=t/(l-1),u=a.getPointAt(p),h=s[t],k=w[t],m=c*f(p),p=0;p< d;p++)n=p/d*2*Math.PI,q=-m*Math.cos(n),n=m*Math.sin(n),v.copy(u),v.x+=q*h.x+n*k.x,v.y+=q*h.y+n*k.y,v.z+=q*h.z+n*k.z,g[t][p]=this.vertices.push(new THREE.Vector3(v.x,v.y,v.z))-1;for(t=0;t<b;t++)for(p=0;p<d;p++)f=e?(t+1)%b:t+1,l=(p+1)%d,a=g[t][p],c=g[f][p],f=g[f][l],l=g[t][l],v=new THREE.Vector2(t/b,p/d),s=new THREE.Vector2((t+1)/b,p/d),w=new THREE.Vector2((t+1)/b,(p+1)/d),h=new THREE.Vector2(t/b,(p+1)/d),this.faces.push(new THREE.Face3(a,c,l)),this.faceVertexUvs[0].push([v,s,h]),this.faces.push(new THREE.Face3(c, f,l)),this.faceVertexUvs[0].push([s.clone(),w,h.clone()]);this.computeFaceNormals();this.computeVertexNormals()};THREE.TubeGeometry.prototype=Object.create(THREE.Geometry.prototype);THREE.TubeGeometry.prototype.constructor=THREE.TubeGeometry;THREE.TubeGeometry.NoTaper=function(a){return 1};THREE.TubeGeometry.SinusoidalTaper=function(a){return Math.sin(Math.PI*a)}; THREE.TubeGeometry.FrenetFrames=function(a,b,c){var d=new THREE.Vector3,e=[],f=[],g=[],h=new THREE.Vector3,k=new THREE.Matrix4;b+=1;var l,p,n;this.tangents=e;this.normals=f;this.binormals=g;for(l=0;l<b;l++)p=l/(b-1),e[l]=a.getTangentAt(p),e[l].normalize();f[0]=new THREE.Vector3;g[0]=new THREE.Vector3;a=Number.MAX_VALUE;l=Math.abs(e[0].x);p=Math.abs(e[0].y);n=Math.abs(e[0].z);l<=a&&(a=l,d.set(1,0,0));p<=a&&(a=p,d.set(0,1,0));n<=a&&d.set(0,0,1);h.crossVectors(e[0],d).normalize();f[0].crossVectors(e[0], h);g[0].crossVectors(e[0],f[0]);for(l=1;lNumber.EPSILON&&(h.normalize(),d=Math.acos(THREE.Math.clamp(e[l-1].dot(e[l]),-1,1)),f[l].applyMatrix4(k.makeRotationAxis(h,d))),g[l].crossVectors(e[l],f[l]);if(c)for(d=Math.acos(THREE.Math.clamp(f[0].dot(f[b-1]),-1,1)),d/=b-1,0<e[0].dot(h.crossVectors(f[0],f[b-1]))&&(d=-d),l=1;l<b;l++)f[l].applyMatrix4(k.makeRotationAxis(e[l],d*l)),g[l].crossVectors(e[l],f[l])}; THREE.PolyhedronGeometry=function(a,b,c,d){function e(a){var b=a.normalize().clone();b.index=k.vertices.push(b)-1;var c=Math.atan2(a.z,-a.x)/2/Math.PI+.5;a=Math.atan2(-a.y,Math.sqrt(a.x*a.x+a.z*a.z))/Math.PI+.5;b.uv=new THREE.Vector2(c,1-a);return b}function f(a,b,c,d){d=new THREE.Face3(a.index,b.index,c.index,[a.clone(),b.clone(),c.clone()],void 0,d);k.faces.push(d);t.copy(a).add(b).add(c).divideScalar(3);d=Math.atan2(t.z,-t.x);k.faceVertexUvs[0].push([h(a.uv,a,d),h(b.uv,b,d),h(c.uv,c,d)])}function g(a, b){for(var c=Math.pow(2,b),d=e(k.vertices[a.a]),g=e(k.vertices[a.b]),h=e(k.vertices[a.c]),l=[],m=a.materialIndex,n=0;n<=c;n++){l[n]=[];for(var p=e(d.clone().lerp(h,n/c)),q=e(g.clone().lerp(h,n/c)),t=c-n,u=0;u<=t;u++)l[n][u]=0===u&&n===c?p:e(p.clone().lerp(q,u/t))}for(n=0;n<c;n++)for(u=0;uc&&1===a.x&&(a=new THREE.Vector2(a.x-1,a.y));0===b.x&&0===b.z&&(a=new THREE.Vector2(c/ 2/Math.PI+.5,a.y));return a.clone()}THREE.Geometry.call(this);this.type=”PolyhedronGeometry”;this.parameters={vertices:a,indices:b,radius:c,detail:d};c=c||1;d=d||0;for(var k=this,l=0,p=a.length;l<p;l+=3)e(new THREE.Vector3(a[l],a[l+1],a[l+2]));a=this.vertices;for(var n=[],m=l=0,p=b.length;l<p;l+=3,m++){var q=a[b[l]],u=a[b[l+1]],v=a[b[l+2]];n[m]=new THREE.Face3(q.index,u.index,v.index,[q.clone(),u.clone(),v.clone()],void 0,m)}for(var t=new THREE.Vector3,l=0,p=n.length;l<p;l++)g(n[l],d);l=0;for(p=this.faceVertexUvs[0].length;l< p;l++)b=this.faceVertexUvs[0][l],d=b[0].x,a=b[1].x,n=b[2].x,m=Math.max(d,a,n),q=Math.min(d,a,n),.9q&&(.2>d&&(b[0].x+=1),.2>a&&(b[1].x+=1),.2>n&&(b[2].x+=1));l=0;for(p=this.vertices.length;l<p;l++)this.vertices[l].multiplyScalar(c);this.mergeVertices();this.computeFaceNormals();this.boundingSphere=new THREE.Sphere(new THREE.Vector3,c)};THREE.PolyhedronGeometry.prototype=Object.create(THREE.Geometry.prototype);THREE.PolyhedronGeometry.prototype.constructor=THREE.PolyhedronGeometry; THREE.DodecahedronGeometry=function(a,b){var c=(1+Math.sqrt(5))/2,d=1/c;THREE.PolyhedronGeometry.call(this,[-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,-d,-c,0,-d,c,0,d,-c,0,d,c,-d,-c,0,-d,c,0,d,-c,0,d,c,0,-c,0,-d,c,0,-d,-c,0,d,c,0,d],[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],a,b);this.type="DodecahedronGeometry";this.parameters={radius:a,detail:b}};THREE.DodecahedronGeometry.prototype=Object.create(THREE.PolyhedronGeometry.prototype);THREE.DodecahedronGeometry.prototype.constructor=THREE.DodecahedronGeometry; THREE.IcosahedronGeometry=function(a,b){var c=(1+Math.sqrt(5))/2;THREE.PolyhedronGeometry.call(this,[-1,c,0,1,c,0,-1,-c,0,1,-c,0,0,-1,c,0,1,c,0,-1,-c,0,1,-c,c,0,-1,c,0,1,-c,0,-1,-c,0,1],[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],a,b);this.type="IcosahedronGeometry";this.parameters={radius:a,detail:b}};THREE.IcosahedronGeometry.prototype=Object.create(THREE.PolyhedronGeometry.prototype); THREE.IcosahedronGeometry.prototype.constructor=THREE.IcosahedronGeometry;THREE.OctahedronGeometry=function(a,b){THREE.PolyhedronGeometry.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],a,b);this.type="OctahedronGeometry";this.parameters={radius:a,detail:b}};THREE.OctahedronGeometry.prototype=Object.create(THREE.PolyhedronGeometry.prototype);THREE.OctahedronGeometry.prototype.constructor=THREE.OctahedronGeometry; THREE.TetrahedronGeometry=function(a,b){THREE.PolyhedronGeometry.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],a,b);this.type="TetrahedronGeometry";this.parameters={radius:a,detail:b}};THREE.TetrahedronGeometry.prototype=Object.create(THREE.PolyhedronGeometry.prototype);THREE.TetrahedronGeometry.prototype.constructor=THREE.TetrahedronGeometry; THREE.ParametricGeometry=function(a,b,c){THREE.Geometry.call(this);this.type="ParametricGeometry";this.parameters={func:a,slices:b,stacks:c};var d=this.vertices,e=this.faces,f=this.faceVertexUvs[0],g,h,k,l,p=b+1;for(g=0;g<=c;g++)for(l=g/c,h=0;h<=b;h++)k=h/b,k=a(k,l),d.push(k);var n,m,q,u;for(g=0;g<c;g++)for(h=0;h<b;h++)a=g*p+h,d=g*p+h+1,l=(g+1)*p+h+1,k=(g+1)*p+h,n=new THREE.Vector2(h/b,g/c),m=new THREE.Vector2((h+1)/b,g/c),q=new THREE.Vector2((h+1)/b,(g+1)/c),u=new THREE.Vector2(h/b,(g+1)/c),e.push(new THREE.Face3(a, d,k)),f.push([n,m,u]),e.push(new THREE.Face3(d,l,k)),f.push([m.clone(),q,u.clone()]);this.computeFaceNormals();this.computeVertexNormals()};THREE.ParametricGeometry.prototype=Object.create(THREE.Geometry.prototype);THREE.ParametricGeometry.prototype.constructor=THREE.ParametricGeometry; THREE.WireframeGeometry=function(a){function b(a,b){return a-b}THREE.BufferGeometry.call(this);var c=[0,0],d={},e=["a","b","c"];if(a instanceof THREE.Geometry){var f=a.vertices,g=a.faces,h=0,k=new Uint32Array(6*g.length);a=0;for(var l=g.length;an;n++){c[0]=p[e[n]];c[1]=p[e[(n+1)%3]];c.sort(b);var m=c.toString();void 0===d[m]&&(k[2*h]=c[0],k[2*h+1]=c[1],d[m]=!0,h++)}c=new Float32Array(6*h);a=0;for(l=h;an;n++)d=f[k[2*a+n]],h=6*a+3*n,c[h+0]=d.x,c[h+1]=d.y, c[h+2]=d.z;this.addAttribute(“position”,new THREE.BufferAttribute(c,3))}else if(a instanceof THREE.BufferGeometry){if(null!==a.index){l=a.index.array;f=a.attributes.position;e=a.groups;h=0;0===e.length&&a.addGroup(0,l.length);k=new Uint32Array(2*l.length);g=0;for(p=e.length;g<p;++g){a=e[g];n=a.start;m=a.count;a=n;for(var q=n+m;an;n++)c[0]=l[a+n],c[1]=l[a+(n+1)%3],c.sort(b),m=c.toString(),void 0===d[m]&&(k[2*h]=c[0],k[2*h+1]=c[1],d[m]=!0,h++)}c=new Float32Array(6*h);a=0;for(l=h;an;n++)h=6*a+3*n,d=k[2*a+n],c[h+0]=f.getX(d),c[h+1]=f.getY(d),c[h+2]=f.getZ(d)}else for(f=a.attributes.position.array,h=f.length/3,k=h/3,c=new Float32Array(6*h),a=0,l=k;an;n++)h=18*a+6*n,k=9*a+3*n,c[h+0]=f[k],c[h+1]=f[k+1],c[h+2]=f[k+2],d=9*a+(n+1)%3*3,c[h+3]=f[d],c[h+4]=f[d+1],c[h+5]=f[d+2];this.addAttribute(“position”,new THREE.BufferAttribute(c,3))}};THREE.WireframeGeometry.prototype=Object.create(THREE.BufferGeometry.prototype); THREE.WireframeGeometry.prototype.constructor=THREE.WireframeGeometry;THREE.AxisHelper=function(a){a=a||1;var b=new Float32Array([0,0,0,a,0,0,0,0,0,0,a,0,0,0,0,0,0,a]),c=new Float32Array([1,0,0,1,.6,0,0,1,0,.6,1,0,0,0,1,0,.6,1]);a=new THREE.BufferGeometry;a.addAttribute(“position”,new THREE.BufferAttribute(b,3));a.addAttribute(“color”,new THREE.BufferAttribute(c,3));b=new THREE.LineBasicMaterial({vertexColors:THREE.VertexColors});THREE.LineSegments.call(this,a,b)};THREE.AxisHelper.prototype=Object.create(THREE.LineSegments.prototype); THREE.AxisHelper.prototype.constructor=THREE.AxisHelper; THREE.ArrowHelper=function(){var a=new THREE.Geometry;a.vertices.push(new THREE.Vector3(0,0,0),new THREE.Vector3(0,1,0));var b=new THREE.CylinderGeometry(0,.5,1,5,1);b.translate(0,-.5,0);return function(c,d,e,f,g,h){THREE.Object3D.call(this);void 0===f&&(f=16776960);void 0===e&&(e=1);void 0===g&&(g=.2*e);void 0===h&&(h=.2*g);this.position.copy(d);this.line=new THREE.Line(a,new THREE.LineBasicMaterial({color:f}));this.line.matrixAutoUpdate=!1;this.add(this.line);this.cone=new THREE.Mesh(b,new THREE.MeshBasicMaterial({color:f})); this.cone.matrixAutoUpdate=!1;this.add(this.cone);this.setDirection(c);this.setLength(e,g,h)}}();THREE.ArrowHelper.prototype=Object.create(THREE.Object3D.prototype);THREE.ArrowHelper.prototype.constructor=THREE.ArrowHelper;THREE.ArrowHelper.prototype.setDirection=function(){var a=new THREE.Vector3,b;return function(c){.99999c.y?this.quaternion.set(1,0,0,0):(a.set(c.z,0,-c.x).normalize(),b=Math.acos(c.y),this.quaternion.setFromAxisAngle(a,b))}}(); THREE.ArrowHelper.prototype.setLength=function(a,b,c){void 0===b&&(b=.2*a);void 0===c&&(c=.2*b);this.line.scale.set(1,Math.max(0,a-b),1);this.line.updateMatrix();this.cone.scale.set(c,b,c);this.cone.position.y=a;this.cone.updateMatrix()};THREE.ArrowHelper.prototype.setColor=function(a){this.line.material.color.set(a);this.cone.material.color.set(a)}; THREE.BoxHelper=function(a){var b=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]),c=new Float32Array(24),d=new THREE.BufferGeometry;d.setIndex(new THREE.BufferAttribute(b,1));d.addAttribute(“position”,new THREE.BufferAttribute(c,3));THREE.LineSegments.call(this,d,new THREE.LineBasicMaterial({color:16776960}));void 0!==a&&this.update(a)};THREE.BoxHelper.prototype=Object.create(THREE.LineSegments.prototype);THREE.BoxHelper.prototype.constructor=THREE.BoxHelper; THREE.BoxHelper.prototype.update=function(){var a=new THREE.Box3;return function(b){a.setFromObject(b);if(!a.isEmpty()){b=a.min;var c=a.max,d=this.geometry.attributes.position,e=d.array;e[0]=c.x;e[1]=c.y;e[2]=c.z;e[3]=b.x;e[4]=c.y;e[5]=c.z;e[6]=b.x;e[7]=b.y;e[8]=c.z;e[9]=c.x;e[10]=b.y;e[11]=c.z;e[12]=c.x;e[13]=c.y;e[14]=b.z;e[15]=b.x;e[16]=c.y;e[17]=b.z;e[18]=b.x;e[19]=b.y;e[20]=b.z;e[21]=c.x;e[22]=b.y;e[23]=b.z;d.needsUpdate=!0;this.geometry.computeBoundingSphere()}}}(); THREE.BoundingBoxHelper=function(a,b){var c=void 0!==b?b:8947848;this.object=a;this.box=new THREE.Box3;THREE.Mesh.call(this,new THREE.BoxGeometry(1,1,1),new THREE.MeshBasicMaterial({color:c,wireframe:!0}))};THREE.BoundingBoxHelper.prototype=Object.create(THREE.Mesh.prototype);THREE.BoundingBoxHelper.prototype.constructor=THREE.BoundingBoxHelper;THREE.BoundingBoxHelper.prototype.update=function(){this.box.setFromObject(this.object);this.box.size(this.scale);this.box.center(this.position)}; THREE.CameraHelper=function(a){function b(a,b,d){c(a,d);c(b,d)}function c(a,b){d.vertices.push(new THREE.Vector3);d.colors.push(new THREE.Color(b));void 0===f[a]&&(f[a]=[]);f[a].push(d.vertices.length-1)}var d=new THREE.Geometry,e=new THREE.LineBasicMaterial({color:16777215,vertexColors:THREE.FaceColors}),f={};b(“n1″,”n2”,16755200);b(“n2″,”n4”,16755200);b(“n4″,”n3”,16755200);b(“n3″,”n1”,16755200);b(“f1″,”f2”,16755200);b(“f2″,”f4”,16755200);b(“f4″,”f3”,16755200);b(“f3″,”f1”,16755200);b(“n1″,”f1”,16755200); b(“n2″,”f2”,16755200);b(“n3″,”f3”,16755200);b(“n4″,”f4”,16755200);b(“p”,”n1″,16711680);b(“p”,”n2″,16711680);b(“p”,”n3″,16711680);b(“p”,”n4″,16711680);b(“u1″,”u2”,43775);b(“u2″,”u3”,43775);b(“u3″,”u1”,43775);b(“c”,”t”,16777215);b(“p”,”c”,3355443);b(“cn1″,”cn2”,3355443);b(“cn3″,”cn4”,3355443);b(“cf1″,”cf2”,3355443);b(“cf3″,”cf4”,3355443);THREE.LineSegments.call(this,d,e);this.camera=a;this.camera.updateProjectionMatrix();this.matrix=a.matrixWorld;this.matrixAutoUpdate=!1;this.pointMap=f;this.update()}; THREE.CameraHelper.prototype=Object.create(THREE.LineSegments.prototype);THREE.CameraHelper.prototype.constructor=THREE.CameraHelper; THREE.CameraHelper.prototype.update=function(){function a(a,g,h,k){d.set(g,h,k).unproject(e);a=c[a];if(void 0!==a)for(g=0,h=a.length;g<h;g++)b.vertices[a[g]].copy(d)}var b,c,d=new THREE.Vector3,e=new THREE.Camera;return function(){b=this.geometry;c=this.pointMap;e.projectionMatrix.copy(this.camera.projectionMatrix);a("c",0,0,-1);a("t",0,0,1);a("n1",-1,-1,-1);a("n2",1,-1,-1);a("n3",-1,1,-1);a("n4",1,1,-1);a("f1",-1,-1,1);a("f2",1,-1,1);a("f3",-1,1,1);a("f4",1,1,1);a("u1",.7,1.1,-1);a("u2",-.7,1.1, -1);a("u3",0,2,-1);a("cf1",-1,0,1);a("cf2",1,0,1);a("cf3",0,-1,1);a("cf4",0,1,1);a("cn1",-1,0,-1);a("cn2",1,0,-1);a("cn3",0,-1,-1);a("cn4",0,1,-1);b.verticesNeedUpdate=!0}}(); THREE.DirectionalLightHelper=function(a,b){THREE.Object3D.call(this);this.light=a;this.light.updateMatrixWorld();this.matrix=a.matrixWorld;this.matrixAutoUpdate=!1;b=b||1;var c=new THREE.Geometry;c.vertices.push(new THREE.Vector3(-b,b,0),new THREE.Vector3(b,b,0),new THREE.Vector3(b,-b,0),new THREE.Vector3(-b,-b,0),new THREE.Vector3(-b,b,0));var d=new THREE.LineBasicMaterial({fog:!1});d.color.copy(this.light.color).multiplyScalar(this.light.intensity);this.lightPlane=new THREE.Line(c,d);this.add(this.lightPlane); c=new THREE.Geometry;c.vertices.push(new THREE.Vector3,new THREE.Vector3);d=new THREE.LineBasicMaterial({fog:!1});d.color.copy(this.light.color).multiplyScalar(this.light.intensity);this.targetLine=new THREE.Line(c,d);this.add(this.targetLine);this.update()};THREE.DirectionalLightHelper.prototype=Object.create(THREE.Object3D.prototype);THREE.DirectionalLightHelper.prototype.constructor=THREE.DirectionalLightHelper; THREE.DirectionalLightHelper.prototype.dispose=function(){this.lightPlane.geometry.dispose();this.lightPlane.material.dispose();this.targetLine.geometry.dispose();this.targetLine.material.dispose()}; THREE.DirectionalLightHelper.prototype.update=function(){var a=new THREE.Vector3,b=new THREE.Vector3,c=new THREE.Vector3;return function(){a.setFromMatrixPosition(this.light.matrixWorld);b.setFromMatrixPosition(this.light.target.matrixWorld);c.subVectors(b,a);this.lightPlane.lookAt(c);this.lightPlane.material.color.copy(this.light.color).multiplyScalar(this.light.intensity);this.targetLine.geometry.vertices[1].copy(c);this.targetLine.geometry.verticesNeedUpdate=!0;this.targetLine.material.color.copy(this.lightPlane.material.color)}}(); THREE.EdgesHelper=function(a,b,c){b=void 0!==b?b:16777215;THREE.LineSegments.call(this,new THREE.EdgesGeometry(a.geometry,c),new THREE.LineBasicMaterial({color:b}));this.matrix=a.matrixWorld;this.matrixAutoUpdate=!1};THREE.EdgesHelper.prototype=Object.create(THREE.LineSegments.prototype);THREE.EdgesHelper.prototype.constructor=THREE.EdgesHelper; THREE.FaceNormalsHelper=function(a,b,c,d){this.object=a;this.size=void 0!==b?b:1;a=void 0!==c?c:16776960;d=void 0!==d?d:1;b=0;c=this.object.geometry;c instanceof THREE.Geometry?b=c.faces.length:console.warn("THREE.FaceNormalsHelper: only THREE.Geometry is supported. Use THREE.VertexNormalsHelper, instead.");c=new THREE.BufferGeometry;b=new THREE.Float32Attribute(6*b,3);c.addAttribute("position",b);THREE.LineSegments.call(this,c,new THREE.LineBasicMaterial({color:a,linewidth:d}));this.matrixAutoUpdate= !1;this.update()};THREE.FaceNormalsHelper.prototype=Object.create(THREE.LineSegments.prototype);THREE.FaceNormalsHelper.prototype.constructor=THREE.FaceNormalsHelper; THREE.FaceNormalsHelper.prototype.update=function(){var a=new THREE.Vector3,b=new THREE.Vector3,c=new THREE.Matrix3;return function(){this.object.updateMatrixWorld(!0);c.getNormalMatrix(this.object.matrixWorld);for(var d=this.object.matrixWorld,e=this.geometry.attributes.position,f=this.object.geometry,g=f.vertices,f=f.faces,h=0,k=0,l=f.length;k<l;k++){var p=f[k],n=p.normal;a.copy(g[p.a]).add(g[p.b]).add(g[p.c]).divideScalar(3).applyMatrix4(d);b.copy(n).applyMatrix3(c).normalize().multiplyScalar(this.size).add(a); e.setXYZ(h,a.x,a.y,a.z);h+=1;e.setXYZ(h,b.x,b.y,b.z);h+=1}e.needsUpdate=!0;return this}}(); THREE.GridHelper=function(a,b){var c=new THREE.Geometry,d=new THREE.LineBasicMaterial({vertexColors:THREE.VertexColors});this.color1=new THREE.Color(4473924);this.color2=new THREE.Color(8947848);for(var e=-a;ed;d++)c.faces[d].color=this.colors[4>d?0:1];d=new THREE.MeshBasicMaterial({vertexColors:THREE.FaceColors,wireframe:!0});this.lightSphere=new THREE.Mesh(c,d);this.add(this.lightSphere);this.update()}; THREE.HemisphereLightHelper.prototype=Object.create(THREE.Object3D.prototype);THREE.HemisphereLightHelper.prototype.constructor=THREE.HemisphereLightHelper;THREE.HemisphereLightHelper.prototype.dispose=function(){this.lightSphere.geometry.dispose();this.lightSphere.material.dispose()}; THREE.HemisphereLightHelper.prototype.update=function(){var a=new THREE.Vector3;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(a.setFromMatrixPosition(this.light.matrixWorld).negate());this.lightSphere.geometry.colorsNeedUpdate=!0}}(); THREE.PointLightHelper=function(a,b){this.light=a;this.light.updateMatrixWorld();var c=new THREE.SphereGeometry(b,4,2),d=new THREE.MeshBasicMaterial({wireframe:!0,fog:!1});d.color.copy(this.light.color).multiplyScalar(this.light.intensity);THREE.Mesh.call(this,c,d);this.matrix=this.light.matrixWorld;this.matrixAutoUpdate=!1};THREE.PointLightHelper.prototype=Object.create(THREE.Mesh.prototype);THREE.PointLightHelper.prototype.constructor=THREE.PointLightHelper; THREE.PointLightHelper.prototype.dispose=function(){this.geometry.dispose();this.material.dispose()};THREE.PointLightHelper.prototype.update=function(){this.material.color.copy(this.light.color).multiplyScalar(this.light.intensity)}; THREE.SkeletonHelper=function(a){this.bones=this.getBoneList(a);for(var b=new THREE.Geometry,c=0;c<this.bones.length;c++)this.bones[c].parent instanceof THREE.Bone&&(b.vertices.push(new THREE.Vector3),b.vertices.push(new THREE.Vector3),b.colors.push(new THREE.Color(0,0,1)),b.colors.push(new THREE.Color(0,1,0)));b.dynamic=!0;c=new THREE.LineBasicMaterial({vertexColors:THREE.VertexColors,depthTest:!1,depthWrite:!1,transparent:!0});THREE.LineSegments.call(this,b,c);this.root=a;this.matrix=a.matrixWorld; this.matrixAutoUpdate=!1;this.update()};THREE.SkeletonHelper.prototype=Object.create(THREE.LineSegments.prototype);THREE.SkeletonHelper.prototype.constructor=THREE.SkeletonHelper;THREE.SkeletonHelper.prototype.getBoneList=function(a){var b=[];a instanceof THREE.Bone&&b.push(a);for(var c=0;c<a.children.length;c++)b.push.apply(b,this.getBoneList(a.children[c]));return b}; THREE.SkeletonHelper.prototype.update=function(){for(var a=this.geometry,b=(new THREE.Matrix4).getInverse(this.root.matrixWorld),c=new THREE.Matrix4,d=0,e=0;e<this.bones.length;e++){var f=this.bones[e];f.parent instanceof THREE.Bone&&(c.multiplyMatrices(b,f.matrixWorld),a.vertices[d].setFromMatrixPosition(c),c.multiplyMatrices(b,f.parent.matrixWorld),a.vertices[d+1].setFromMatrixPosition(c),d+=2)}a.verticesNeedUpdate=!0;a.computeBoundingSphere()}; THREE.SpotLightHelper=function(a){THREE.Object3D.call(this);this.light=a;this.light.updateMatrixWorld();this.matrix=a.matrixWorld;this.matrixAutoUpdate=!1;a=new THREE.CylinderGeometry(0,1,1,8,1,!0);a.translate(0,-.5,0);a.rotateX(-Math.PI/2);var b=new THREE.MeshBasicMaterial({wireframe:!0,fog:!1});this.cone=new THREE.Mesh(a,b);this.add(this.cone);this.update()};THREE.SpotLightHelper.prototype=Object.create(THREE.Object3D.prototype);THREE.SpotLightHelper.prototype.constructor=THREE.SpotLightHelper; THREE.SpotLightHelper.prototype.dispose=function(){this.cone.geometry.dispose();this.cone.material.dispose()};THREE.SpotLightHelper.prototype.update=function(){var a=new THREE.Vector3,b=new THREE.Vector3;return function(){var c=this.light.distance?this.light.distance:1E4,d=c*Math.tan(this.light.angle);this.cone.scale.set(d,d,c);a.setFromMatrixPosition(this.light.matrixWorld);b.setFromMatrixPosition(this.light.target.matrixWorld);this.cone.lookAt(b.sub(a));this.cone.material.color.copy(this.light.color).multiplyScalar(this.light.intensity)}}(); THREE.VertexNormalsHelper=function(a,b,c,d){this.object=a;this.size=void 0!==b?b:1;a=void 0!==c?c:16711680;d=void 0!==d?d:1;b=0;c=this.object.geometry;c instanceof THREE.Geometry?b=3*c.faces.length:c instanceof THREE.BufferGeometry&&(b=c.attributes.normal.count);c=new THREE.BufferGeometry;b=new THREE.Float32Attribute(6*b,3);c.addAttribute("position",b);THREE.LineSegments.call(this,c,new THREE.LineBasicMaterial({color:a,linewidth:d}));this.matrixAutoUpdate=!1;this.update()}; THREE.VertexNormalsHelper.prototype=Object.create(THREE.LineSegments.prototype);THREE.VertexNormalsHelper.prototype.constructor=THREE.VertexNormalsHelper; THREE.VertexNormalsHelper.prototype.update=function(){var a=new THREE.Vector3,b=new THREE.Vector3,c=new THREE.Matrix3;return function(){var d=["a","b","c"];this.object.updateMatrixWorld(!0);c.getNormalMatrix(this.object.matrixWorld);var e=this.object.matrixWorld,f=this.geometry.attributes.position,g=this.object.geometry;if(g instanceof THREE.Geometry)for(var h=g.vertices,k=g.faces,l=g=0,p=k.length;l<p;l++)for(var n=k[l],m=0,q=n.vertexNormals.length;m<q;m++){var u=n.vertexNormals[m];a.copy(h[n[d[m]]]).applyMatrix4(e); b.copy(u).applyMatrix3(c).normalize().multiplyScalar(this.size).add(a);f.setXYZ(g,a.x,a.y,a.z);g+=1;f.setXYZ(g,b.x,b.y,b.z);g+=1}else if(g instanceof THREE.BufferGeometry)for(d=g.attributes.position,h=g.attributes.normal,m=g=0,q=d.count;m<q;m++)a.set(d.getX(m),d.getY(m),d.getZ(m)).applyMatrix4(e),b.set(h.getX(m),h.getY(m),h.getZ(m)),b.applyMatrix3(c).normalize().multiplyScalar(this.size).add(a),f.setXYZ(g,a.x,a.y,a.z),g+=1,f.setXYZ(g,b.x,b.y,b.z),g+=1;f.needsUpdate=!0;return this}}(); THREE.WireframeHelper=function(a,b){var c=void 0!==b?b:16777215;THREE.LineSegments.call(this,new THREE.WireframeGeometry(a.geometry),new THREE.LineBasicMaterial({color:c}));this.matrix=a.matrixWorld;this.matrixAutoUpdate=!1};THREE.WireframeHelper.prototype=Object.create(THREE.LineSegments.prototype);THREE.WireframeHelper.prototype.constructor=THREE.WireframeHelper;THREE.ImmediateRenderObject=function(a){THREE.Object3D.call(this);this.material=a;this.render=function(a){}}; THREE.ImmediateRenderObject.prototype=Object.create(THREE.Object3D.prototype);THREE.ImmediateRenderObject.prototype.constructor=THREE.ImmediateRenderObject;THREE.MorphBlendMesh=function(a,b){THREE.Mesh.call(this,a,b);this.animationsMap={};this.animationsList=[];var c=this.geometry.morphTargets.length;this.createAnimation("__default",0,c-1,c/1);this.setAnimationWeight("__default",1)};THREE.MorphBlendMesh.prototype=Object.create(THREE.Mesh.prototype);THREE.MorphBlendMesh.prototype.constructor=THREE.MorphBlendMesh; THREE.MorphBlendMesh.prototype.createAnimation=function(a,b,c,d){b={start:b,end:c,length:c-b+1,fps:d,duration:(c-b)/d,lastFrame:0,currentFrame:0,active:!1,time:0,direction:1,weight:1,directionBackwards:!1,mirroredLoop:!1};this.animationsMap[a]=b;this.animationsList.push(b)}; THREE.MorphBlendMesh.prototype.autoCreateAnimations=function(a){for(var b=/([a-z]+)_?(\d+)/i,c,d={},e=this.geometry,f=0,g=e.morphTargets.length;f<g;f++){var h=e.morphTargets[f].name.match(b);if(h&&1<h.length){var k=h[1];d[k]||(d[k]={start:Infinity,end:-Infinity});h=d[k];fh.end&&(h.end=f);c||(c=k)}}for(k in d)h=d[k],this.createAnimation(k,h.start,h.end,a);this.firstAnimation=c}; THREE.MorphBlendMesh.prototype.setAnimationDirectionForward=function(a){if(a=this.animationsMap[a])a.direction=1,a.directionBackwards=!1};THREE.MorphBlendMesh.prototype.setAnimationDirectionBackward=function(a){if(a=this.animationsMap[a])a.direction=-1,a.directionBackwards=!0};THREE.MorphBlendMesh.prototype.setAnimationFPS=function(a,b){var c=this.animationsMap[a];c&&(c.fps=b,c.duration=(c.end-c.start)/c.fps)}; THREE.MorphBlendMesh.prototype.setAnimationDuration=function(a,b){var c=this.animationsMap[a];c&&(c.duration=b,c.fps=(c.end-c.start)/c.duration)};THREE.MorphBlendMesh.prototype.setAnimationWeight=function(a,b){var c=this.animationsMap[a];c&&(c.weight=b)};THREE.MorphBlendMesh.prototype.setAnimationTime=function(a,b){var c=this.animationsMap[a];c&&(c.time=b)};THREE.MorphBlendMesh.prototype.getAnimationTime=function(a){var b=0;if(a=this.animationsMap[a])b=a.time;return b}; THREE.MorphBlendMesh.prototype.getAnimationDuration=function(a){var b=-1;if(a=this.animationsMap[a])b=a.duration;return b};THREE.MorphBlendMesh.prototype.playAnimation=function(a){var b=this.animationsMap[a];b?(b.time=0,b.active=!0):console.warn(“THREE.MorphBlendMesh: animation[“+a+”] undefined in .playAnimation()”)};THREE.MorphBlendMesh.prototype.stopAnimation=function(a){if(a=this.animationsMap[a])a.active=!1}; THREE.MorphBlendMesh.prototype.update=function(a){for(var b=0,c=this.animationsList.length;bd.duration||0>d.time)d.direction*=-1,d.time>d.duration&&(d.time=d.duration,d.directionBackwards=!0),0>d.time&&(d.time=0,d.directionBackwards=!1)}else d.time%=d.duration,0>d.time&&(d.time+=d.duration);var f=d.start+THREE.Math.clamp(Math.floor(d.time/e),0,d.length-1),g=d.weight;f!==d.currentFrame&& (this.morphTargetInfluences[d.lastFrame]=0,this.morphTargetInfluences[d.currentFrame]=1*g,this.morphTargetInfluences[f]=0,d.lastFrame=d.currentFrame,d.currentFrame=f);e=d.time%e/e;d.directionBackwards&&(e=1-e);d.currentFrame!==d.lastFrame?(this.morphTargetInfluences[d.currentFrame]=e*g,this.morphTargetInfluences[d.lastFrame]=(1-e)*g):this.morphTargetInfluences[d.currentFrame]=g}}}; /** * @author zz85 / http://twitter.com/blurspline / http://www.lab4games.net/zz85/blog * * A general perpose camera, for setting FOV, Lens Focal Length, * and switching between perspective and orthographic views easily. * Use this only if you do not wish to manage * both a Orthographic and Perspective Camera * */ THREE.CombinedCamera = function ( width, height, fov, near, far, orthoNear, orthoFar ) { THREE.Camera.call( this ); this.fov = fov; this.left = – width / 2; this.right = width / 2; this.top = height / 2; this.bottom = – height / 2; // We could also handle the projectionMatrix internally, but just wanted to test nested camera objects this.cameraO = new THREE.OrthographicCamera( width / – 2, width / 2, height / 2, height / – 2, orthoNear, orthoFar ); this.cameraP = new THREE.PerspectiveCamera( fov, width / height, near, far ); this.zoom = 1; this.toPerspective(); }; THREE.CombinedCamera.prototype = Object.create( THREE.Camera.prototype ); THREE.CombinedCamera.prototype.constructor = THREE.CombinedCamera; THREE.CombinedCamera.prototype.toPerspective = function () { // Switches to the Perspective Camera this.near = this.cameraP.near; this.far = this.cameraP.far; this.cameraP.fov = this.fov / this.zoom ; this.cameraP.updateProjectionMatrix(); this.projectionMatrix = this.cameraP.projectionMatrix; this.inPerspectiveMode = true; this.inOrthographicMode = false; }; THREE.CombinedCamera.prototype.toOrthographic = function () { // Switches to the Orthographic camera estimating viewport from Perspective var fov = this.fov; var aspect = this.cameraP.aspect; var near = this.cameraP.near; var far = this.cameraP.far; // The size that we set is the mid plane of the viewing frustum var hyperfocus = ( near + far ) / 2; var halfHeight = Math.tan( fov * Math.PI / 180 / 2 ) * hyperfocus; var planeHeight = 2 * halfHeight; var planeWidth = planeHeight * aspect; var halfWidth = planeWidth / 2; halfHeight /= this.zoom; halfWidth /= this.zoom; this.cameraO.left = – halfWidth; this.cameraO.right = halfWidth; this.cameraO.top = halfHeight; this.cameraO.bottom = – halfHeight; // this.cameraO.left = -farHalfWidth; // this.cameraO.right = farHalfWidth; // this.cameraO.top = farHalfHeight; // this.cameraO.bottom = -farHalfHeight; // this.cameraO.left = this.left / this.zoom; // this.cameraO.right = this.right / this.zoom; // this.cameraO.top = this.top / this.zoom; // this.cameraO.bottom = this.bottom / this.zoom; this.cameraO.updateProjectionMatrix(); this.near = this.cameraO.near; this.far = this.cameraO.far; this.projectionMatrix = this.cameraO.projectionMatrix; this.inPerspectiveMode = false; this.inOrthographicMode = true; }; THREE.CombinedCamera.prototype.setSize = function( width, height ) { this.cameraP.aspect = width / height; this.left = – width / 2; this.right = width / 2; this.top = height / 2; this.bottom = – height / 2; }; THREE.CombinedCamera.prototype.setFov = function( fov ) { this.fov = fov; if ( this.inPerspectiveMode ) { this.toPerspective(); } else { this.toOrthographic(); } }; // For maintaining similar API with PerspectiveCamera THREE.CombinedCamera.prototype.updateProjectionMatrix = function() { if ( this.inPerspectiveMode ) { this.toPerspective(); } else { this.toPerspective(); this.toOrthographic(); } }; /* * Uses Focal Length (in mm) to estimate and set FOV * 35mm (fullframe) camera is used if frame size is not specified; * Formula based on http://www.bobatkins.com/photography/technical/field_of_view.html */ THREE.CombinedCamera.prototype.setLens = function ( focalLength, frameHeight ) { if ( frameHeight === undefined ) frameHeight = 24; var fov = 2 * THREE.Math.radToDeg( Math.atan( frameHeight / ( focalLength * 2 ) ) ); this.setFov( fov ); return fov; }; THREE.CombinedCamera.prototype.setZoom = function( zoom ) { this.zoom = zoom; if ( this.inPerspectiveMode ) { this.toPerspective(); } else { this.toOrthographic(); } }; THREE.CombinedCamera.prototype.toFrontView = function() { this.rotation.x = 0; this.rotation.y = 0; this.rotation.z = 0; // should we be modifing the matrix instead? this.rotationAutoUpdate = false; }; THREE.CombinedCamera.prototype.toBackView = function() { this.rotation.x = 0; this.rotation.y = Math.PI; this.rotation.z = 0; this.rotationAutoUpdate = false; }; THREE.CombinedCamera.prototype.toLeftView = function() { this.rotation.x = 0; this.rotation.y = – Math.PI / 2; this.rotation.z = 0; this.rotationAutoUpdate = false; }; THREE.CombinedCamera.prototype.toRightView = function() { this.rotation.x = 0; this.rotation.y = Math.PI / 2; this.rotation.z = 0; this.rotationAutoUpdate = false; }; THREE.CombinedCamera.prototype.toTopView = function() { this.rotation.x = – Math.PI / 2; this.rotation.y = 0; this.rotation.z = 0; this.rotationAutoUpdate = false; }; THREE.CombinedCamera.prototype.toBottomView = function() { this.rotation.x = Math.PI / 2; this.rotation.y = 0; this.rotation.z = 0; this.rotationAutoUpdate = false; }; /** * @author mrdoob / http://mrdoob.com/ */ THREE.SpriteCanvasMaterial = function ( parameters ) { THREE.Material.call( this ); this.type = ‘SpriteCanvasMaterial’; this.color = new THREE.Color( 0xffffff ); this.program = function ( context, color ) {}; this.setValues( parameters ); }; THREE.SpriteCanvasMaterial.prototype = Object.create( THREE.Material.prototype ); THREE.SpriteCanvasMaterial.prototype.constructor = THREE.SpriteCanvasMaterial; THREE.SpriteCanvasMaterial.prototype.clone = function () { var material = new THREE.SpriteCanvasMaterial(); material.copy( this ); material.color.copy( this.color ); material.program = this.program; return material; }; // THREE.CanvasRenderer = function ( parameters ) { console.log( ‘THREE.CanvasRenderer’, THREE.REVISION ); parameters = parameters || {}; var _this = this, _renderData, _elements, _lights, _projector = new THREE.Projector(), _canvas = parameters.canvas !== undefined ? parameters.canvas : document.createElement( ‘canvas’ ), _canvasWidth = _canvas.width, _canvasHeight = _canvas.height, _canvasWidthHalf = Math.floor( _canvasWidth / 2 ), _canvasHeightHalf = Math.floor( _canvasHeight / 2 ), _viewportX = 0, _viewportY = 0, _viewportWidth = _canvasWidth, _viewportHeight = _canvasHeight, _pixelRatio = 1, _context = _canvas.getContext( ‘2d’, { alpha: parameters.alpha === true } ), _clearColor = new THREE.Color( 0x000000 ), _clearAlpha = parameters.alpha === true ? 0 : 1, _contextGlobalAlpha = 1, _contextGlobalCompositeOperation = 0, _contextStrokeStyle = null, _contextFillStyle = null, _contextLineWidth = null, _contextLineCap = null, _contextLineJoin = null, _contextLineDash = [], _camera, _v1, _v2, _v3, _v4, _v5 = new THREE.RenderableVertex(), _v6 = new THREE.RenderableVertex(), _v1x, _v1y, _v2x, _v2y, _v3x, _v3y, _v4x, _v4y, _v5x, _v5y, _v6x, _v6y, _color = new THREE.Color(), _color1 = new THREE.Color(), _color2 = new THREE.Color(), _color3 = new THREE.Color(), _color4 = new THREE.Color(), _diffuseColor = new THREE.Color(), _emissiveColor = new THREE.Color(), _lightColor = new THREE.Color(), _patterns = {}, _image, _uvs, _uv1x, _uv1y, _uv2x, _uv2y, _uv3x, _uv3y, _clipBox = new THREE.Box2(), _clearBox = new THREE.Box2(), _elemBox = new THREE.Box2(), _ambientLight = new THREE.Color(), _directionalLights = new THREE.Color(), _pointLights = new THREE.Color(), _vector3 = new THREE.Vector3(), // Needed for PointLight _centroid = new THREE.Vector3(), _normal = new THREE.Vector3(), _normalViewMatrix = new THREE.Matrix3(); /* TODO _canvas.mozImageSmoothingEnabled = false; _canvas.webkitImageSmoothingEnabled = false; _canvas.msImageSmoothingEnabled = false; _canvas.imageSmoothingEnabled = false; */ // dash+gap fallbacks for Firefox and everything else if ( _context.setLineDash === undefined ) { _context.setLineDash = function () {}; } this.domElement = _canvas; this.autoClear = true; this.sortObjects = true; this.sortElements = true; this.info = { render: { vertices: 0, faces: 0 } }; // WebGLRenderer compatibility this.supportsVertexTextures = function () {}; this.setFaceCulling = function () {}; // API this.getContext = function () { return _context; }; this.getContextAttributes = function () { return _context.getContextAttributes(); }; this.getPixelRatio = function () { return _pixelRatio; }; this.setPixelRatio = function ( value ) { if ( value !== undefined ) _pixelRatio = value; }; this.setSize = function ( width, height, updateStyle ) { _canvasWidth = width * _pixelRatio; _canvasHeight = height * _pixelRatio; _canvas.width = _canvasWidth; _canvas.height = _canvasHeight; _canvasWidthHalf = Math.floor( _canvasWidth / 2 ); _canvasHeightHalf = Math.floor( _canvasHeight / 2 ); if ( updateStyle !== false ) { _canvas.style.width = width + ‘px’; _canvas.style.height = height + ‘px’; } _clipBox.min.set( – _canvasWidthHalf, – _canvasHeightHalf ); _clipBox.max.set( _canvasWidthHalf, _canvasHeightHalf ); _clearBox.min.set( – _canvasWidthHalf, – _canvasHeightHalf ); _clearBox.max.set( _canvasWidthHalf, _canvasHeightHalf ); _contextGlobalAlpha = 1; _contextGlobalCompositeOperation = 0; _contextStrokeStyle = null; _contextFillStyle = null; _contextLineWidth = null; _contextLineCap = null; _contextLineJoin = null; this.setViewport( 0, 0, width, height ); }; this.setViewport = function ( x, y, width, height ) { _viewportX = x * _pixelRatio; _viewportY = y * _pixelRatio; _viewportWidth = width * _pixelRatio; _viewportHeight = height * _pixelRatio; }; this.setScissor = function () {}; this.setScissorTest = function () {}; this.setClearColor = function ( color, alpha ) { _clearColor.set( color ); _clearAlpha = alpha !== undefined ? alpha : 1; _clearBox.min.set( – _canvasWidthHalf, – _canvasHeightHalf ); _clearBox.max.set( _canvasWidthHalf, _canvasHeightHalf ); }; this.setClearColorHex = function ( hex, alpha ) { console.warn( ‘THREE.CanvasRenderer: .setClearColorHex() is being removed. Use .setClearColor() instead.’ ); this.setClearColor( hex, alpha ); }; this.getClearColor = function () { return _clearColor; }; this.getClearAlpha = function () { return _clearAlpha; }; this.getMaxAnisotropy = function () { return 0; }; this.clear = function () { if ( _clearBox.isEmpty() === false ) { _clearBox.intersect( _clipBox ); _clearBox.expandByScalar( 2 ); _clearBox.min.x = _clearBox.min.x + _canvasWidthHalf; _clearBox.min.y = – _clearBox.min.y + _canvasHeightHalf; // higher y value ! _clearBox.max.x = _clearBox.max.x + _canvasWidthHalf; _clearBox.max.y = – _clearBox.max.y + _canvasHeightHalf; // lower y value ! if ( _clearAlpha 0 ) { setBlending( THREE.NormalBlending ); setOpacity( 1 ); setFillStyle( ‘rgba(‘ + Math.floor( _clearColor.r * 255 ) + ‘,’ + Math.floor( _clearColor.g * 255 ) + ‘,’ + Math.floor( _clearColor.b * 255 ) + ‘,’ + _clearAlpha + ‘)’ ); _context.fillRect( _clearBox.min.x | 0, _clearBox.max.y | 0, ( _clearBox.max.x – _clearBox.min.x ) | 0, ( _clearBox.min.y – _clearBox.max.y ) | 0 ); } _clearBox.makeEmpty(); } }; // compatibility this.clearColor = function () {}; this.clearDepth = function () {}; this.clearStencil = function () {}; this.render = function ( scene, camera ) { if ( camera instanceof THREE.Camera === false ) { console.error( ‘THREE.CanvasRenderer.render: camera is not an instance of THREE.Camera.’ ); return; } if ( this.autoClear === true ) this.clear(); _this.info.render.vertices = 0; _this.info.render.faces = 0; _context.setTransform( _viewportWidth / _canvasWidth, 0, 0, – _viewportHeight / _canvasHeight, _viewportX, _canvasHeight – _viewportY ); _context.translate( _canvasWidthHalf, _canvasHeightHalf ); _renderData = _projector.projectScene( scene, camera, this.sortObjects, this.sortElements ); _elements = _renderData.elements; _lights = _renderData.lights; _camera = camera; _normalViewMatrix.getNormalMatrix( camera.matrixWorldInverse ); /* DEBUG setFillStyle( ‘rgba( 0, 255, 255, 0.5 )’ ); _context.fillRect( _clipBox.min.x, _clipBox.min.y, _clipBox.max.x – _clipBox.min.x, _clipBox.max.y – _clipBox.min.y ); */ calculateLights(); for ( var e = 0, el = _elements.length; e < el; e ++ ) { var element = _elements[ e ]; var material = element.material; if ( material === undefined || material.opacity === 0 ) continue; _elemBox.makeEmpty(); if ( element instanceof THREE.RenderableSprite ) { _v1 = element; _v1.x *= _canvasWidthHalf; _v1.y *= _canvasHeightHalf; renderSprite( _v1, element, material ); } else if ( element instanceof THREE.RenderableLine ) { _v1 = element.v1; _v2 = element.v2; _v1.positionScreen.x *= _canvasWidthHalf; _v1.positionScreen.y *= _canvasHeightHalf; _v2.positionScreen.x *= _canvasWidthHalf; _v2.positionScreen.y *= _canvasHeightHalf; _elemBox.setFromPoints( [ _v1.positionScreen, _v2.positionScreen ] ); if ( _clipBox.intersectsBox( _elemBox ) === true ) { renderLine( _v1, _v2, element, material ); } } else if ( element instanceof THREE.RenderableFace ) { _v1 = element.v1; _v2 = element.v2; _v3 = element.v3; if ( _v1.positionScreen.z 1 ) continue; if ( _v2.positionScreen.z 1 ) continue; if ( _v3.positionScreen.z 1 ) continue; _v1.positionScreen.x *= _canvasWidthHalf; _v1.positionScreen.y *= _canvasHeightHalf; _v2.positionScreen.x *= _canvasWidthHalf; _v2.positionScreen.y *= _canvasHeightHalf; _v3.positionScreen.x *= _canvasWidthHalf; _v3.positionScreen.y *= _canvasHeightHalf; if ( material.overdraw > 0 ) { expand( _v1.positionScreen, _v2.positionScreen, material.overdraw ); expand( _v2.positionScreen, _v3.positionScreen, material.overdraw ); expand( _v3.positionScreen, _v1.positionScreen, material.overdraw ); } _elemBox.setFromPoints( [ _v1.positionScreen, _v2.positionScreen, _v3.positionScreen ] ); if ( _clipBox.intersectsBox( _elemBox ) === true ) { renderFace3( _v1, _v2, _v3, 0, 1, 2, element, material ); } } /* DEBUG setLineWidth( 1 ); setStrokeStyle( ‘rgba( 0, 255, 0, 0.5 )’ ); _context.strokeRect( _elemBox.min.x, _elemBox.min.y, _elemBox.max.x – _elemBox.min.x, _elemBox.max.y – _elemBox.min.y ); */ _clearBox.union( _elemBox ); } /* DEBUG setLineWidth( 1 ); setStrokeStyle( ‘rgba( 255, 0, 0, 0.5 )’ ); _context.strokeRect( _clearBox.min.x, _clearBox.min.y, _clearBox.max.x – _clearBox.min.x, _clearBox.max.y – _clearBox.min.y ); */ _context.setTransform( 1, 0, 0, 1, 0, 0 ); }; // function calculateLights() { _ambientLight.setRGB( 0, 0, 0 ); _directionalLights.setRGB( 0, 0, 0 ); _pointLights.setRGB( 0, 0, 0 ); for ( var l = 0, ll = _lights.length; l < ll; l ++ ) { var light = _lights[ l ]; var lightColor = light.color; if ( light instanceof THREE.AmbientLight ) { _ambientLight.add( lightColor ); } else if ( light instanceof THREE.DirectionalLight ) { // for sprites _directionalLights.add( lightColor ); } else if ( light instanceof THREE.PointLight ) { // for sprites _pointLights.add( lightColor ); } } } function calculateLight( position, normal, color ) { for ( var l = 0, ll = _lights.length; l < ll; l ++ ) { var light = _lights[ l ]; _lightColor.copy( light.color ); if ( light instanceof THREE.DirectionalLight ) { var lightPosition = _vector3.setFromMatrixPosition( light.matrixWorld ).normalize(); var amount = normal.dot( lightPosition ); if ( amount <= 0 ) continue; amount *= light.intensity; color.add( _lightColor.multiplyScalar( amount ) ); } else if ( light instanceof THREE.PointLight ) { var lightPosition = _vector3.setFromMatrixPosition( light.matrixWorld ); var amount = normal.dot( _vector3.subVectors( lightPosition, position ).normalize() ); if ( amount <= 0 ) continue; amount *= light.distance == 0 ? 1 : 1 – Math.min( position.distanceTo( lightPosition ) / light.distance, 1 ); if ( amount == 0 ) continue; amount *= light.intensity; color.add( _lightColor.multiplyScalar( amount ) ); } } } function renderSprite( v1, element, material ) { setOpacity( material.opacity ); setBlending( material.blending ); var scaleX = element.scale.x * _canvasWidthHalf; var scaleY = element.scale.y * _canvasHeightHalf; var dist = 0.5 * Math.sqrt( scaleX * scaleX + scaleY * scaleY ); // allow for rotated sprite _elemBox.min.set( v1.x – dist, v1.y – dist ); _elemBox.max.set( v1.x + dist, v1.y + dist ); if ( material instanceof THREE.SpriteMaterial ) { var texture = material.map; if ( texture !== null ) { var pattern = _patterns[ texture.id ]; if ( pattern === undefined || pattern.version !== texture.version ) { pattern = textureToPattern( texture ); _patterns[ texture.id ] = pattern; } if ( pattern.canvas !== undefined ) { setFillStyle( pattern.canvas ); var bitmap = texture.image; var ox = bitmap.width * texture.offset.x; var oy = bitmap.height * texture.offset.y; var sx = bitmap.width * texture.repeat.x; var sy = bitmap.height * texture.repeat.y; var cx = scaleX / sx; var cy = scaleY / sy; _context.save(); _context.translate( v1.x, v1.y ); if ( material.rotation !== 0 ) _context.rotate( material.rotation ); _context.translate( – scaleX / 2, – scaleY / 2 ); _context.scale( cx, cy ); _context.translate( – ox, – oy ); _context.fillRect( ox, oy, sx, sy ); _context.restore(); } } else { // no texture setFillStyle( material.color.getStyle() ); _context.save(); _context.translate( v1.x, v1.y ); if ( material.rotation !== 0 ) _context.rotate( material.rotation ); _context.scale( scaleX, – scaleY ); _context.fillRect( – 0.5, – 0.5, 1, 1 ); _context.restore(); } } else if ( material instanceof THREE.SpriteCanvasMaterial ) { setStrokeStyle( material.color.getStyle() ); setFillStyle( material.color.getStyle() ); _context.save(); _context.translate( v1.x, v1.y ); if ( material.rotation !== 0 ) _context.rotate( material.rotation ); _context.scale( scaleX, scaleY ); material.program( _context ); _context.restore(); } /* DEBUG setStrokeStyle( 'rgb(255,255,0)' ); _context.beginPath(); _context.moveTo( v1.x – 10, v1.y ); _context.lineTo( v1.x + 10, v1.y ); _context.moveTo( v1.x, v1.y – 10 ); _context.lineTo( v1.x, v1.y + 10 ); _context.stroke(); */ } function renderLine( v1, v2, element, material ) { setOpacity( material.opacity ); setBlending( material.blending ); _context.beginPath(); _context.moveTo( v1.positionScreen.x, v1.positionScreen.y ); _context.lineTo( v2.positionScreen.x, v2.positionScreen.y ); if ( material instanceof THREE.LineBasicMaterial ) { setLineWidth( material.linewidth ); setLineCap( material.linecap ); setLineJoin( material.linejoin ); if ( material.vertexColors !== THREE.VertexColors ) { setStrokeStyle( material.color.getStyle() ); } else { var colorStyle1 = element.vertexColors[ 0 ].getStyle(); var colorStyle2 = element.vertexColors[ 1 ].getStyle(); if ( colorStyle1 === colorStyle2 ) { setStrokeStyle( colorStyle1 ); } else { try { var grad = _context.createLinearGradient( v1.positionScreen.x, v1.positionScreen.y, v2.positionScreen.x, v2.positionScreen.y ); grad.addColorStop( 0, colorStyle1 ); grad.addColorStop( 1, colorStyle2 ); } catch ( exception ) { grad = colorStyle1; } setStrokeStyle( grad ); } } _context.stroke(); _elemBox.expandByScalar( material.linewidth * 2 ); } else if ( material instanceof THREE.LineDashedMaterial ) { setLineWidth( material.linewidth ); setLineCap( material.linecap ); setLineJoin( material.linejoin ); setStrokeStyle( material.color.getStyle() ); setLineDash( [ material.dashSize, material.gapSize ] ); _context.stroke(); _elemBox.expandByScalar( material.linewidth * 2 ); setLineDash( [] ); } } function renderFace3( v1, v2, v3, uv1, uv2, uv3, element, material ) { _this.info.render.vertices += 3; _this.info.render.faces ++; setOpacity( material.opacity ); setBlending( material.blending ); _v1x = v1.positionScreen.x; _v1y = v1.positionScreen.y; _v2x = v2.positionScreen.x; _v2y = v2.positionScreen.y; _v3x = v3.positionScreen.x; _v3y = v3.positionScreen.y; drawTriangle( _v1x, _v1y, _v2x, _v2y, _v3x, _v3y ); if ( ( material instanceof THREE.MeshLambertMaterial || material instanceof THREE.MeshPhongMaterial ) && material.map === null ) { _diffuseColor.copy( material.color ); _emissiveColor.copy( material.emissive ); if ( material.vertexColors === THREE.FaceColors ) { _diffuseColor.multiply( element.color ); } _color.copy( _ambientLight ); _centroid.copy( v1.positionWorld ).add( v2.positionWorld ).add( v3.positionWorld ).divideScalar( 3 ); calculateLight( _centroid, element.normalModel, _color ); _color.multiply( _diffuseColor ).add( _emissiveColor ); material.wireframe === true ? strokePath( _color, material.wireframeLinewidth, material.wireframeLinecap, material.wireframeLinejoin ) : fillPath( _color ); } else if ( material instanceof THREE.MeshBasicMaterial || material instanceof THREE.MeshLambertMaterial || material instanceof THREE.MeshPhongMaterial ) { if ( material.map !== null ) { var mapping = material.map.mapping; if ( mapping === THREE.UVMapping ) { _uvs = element.uvs; patternPath( _v1x, _v1y, _v2x, _v2y, _v3x, _v3y, _uvs[ uv1 ].x, _uvs[ uv1 ].y, _uvs[ uv2 ].x, _uvs[ uv2 ].y, _uvs[ uv3 ].x, _uvs[ uv3 ].y, material.map ); } } else if ( material.envMap !== null ) { if ( material.envMap.mapping === THREE.SphericalReflectionMapping ) { _normal.copy( element.vertexNormalsModel[ uv1 ] ).applyMatrix3( _normalViewMatrix ); _uv1x = 0.5 * _normal.x + 0.5; _uv1y = 0.5 * _normal.y + 0.5; _normal.copy( element.vertexNormalsModel[ uv2 ] ).applyMatrix3( _normalViewMatrix ); _uv2x = 0.5 * _normal.x + 0.5; _uv2y = 0.5 * _normal.y + 0.5; _normal.copy( element.vertexNormalsModel[ uv3 ] ).applyMatrix3( _normalViewMatrix ); _uv3x = 0.5 * _normal.x + 0.5; _uv3y = 0.5 * _normal.y + 0.5; patternPath( _v1x, _v1y, _v2x, _v2y, _v3x, _v3y, _uv1x, _uv1y, _uv2x, _uv2y, _uv3x, _uv3y, material.envMap ); } } else { _color.copy( material.color ); if ( material.vertexColors === THREE.FaceColors ) { _color.multiply( element.color ); } material.wireframe === true ? strokePath( _color, material.wireframeLinewidth, material.wireframeLinecap, material.wireframeLinejoin ) : fillPath( _color ); } } else if ( material instanceof THREE.MeshNormalMaterial ) { _normal.copy( element.normalModel ).applyMatrix3( _normalViewMatrix ); _color.setRGB( _normal.x, _normal.y, _normal.z ).multiplyScalar( 0.5 ).addScalar( 0.5 ); material.wireframe === true ? strokePath( _color, material.wireframeLinewidth, material.wireframeLinecap, material.wireframeLinejoin ) : fillPath( _color ); } else { _color.setRGB( 1, 1, 1 ); material.wireframe === true ? strokePath( _color, material.wireframeLinewidth, material.wireframeLinecap, material.wireframeLinejoin ) : fillPath( _color ); } } // function drawTriangle( x0, y0, x1, y1, x2, y2 ) { _context.beginPath(); _context.moveTo( x0, y0 ); _context.lineTo( x1, y1 ); _context.lineTo( x2, y2 ); _context.closePath(); } function strokePath( color, linewidth, linecap, linejoin ) { setLineWidth( linewidth ); setLineCap( linecap ); setLineJoin( linejoin ); setStrokeStyle( color.getStyle() ); _context.stroke(); _elemBox.expandByScalar( linewidth * 2 ); } function fillPath( color ) { setFillStyle( color.getStyle() ); _context.fill(); } function textureToPattern( texture ) { if ( texture.version === 0 || texture instanceof THREE.CompressedTexture || texture instanceof THREE.DataTexture ) { return { canvas: undefined, version: texture.version }; } var image = texture.image; if ( image.complete === false ) { return { canvas: undefined, version: 0 }; } var canvas = document.createElement( 'canvas' ); canvas.width = image.width; canvas.height = image.height; var context = canvas.getContext( '2d' ); context.setTransform( 1, 0, 0, – 1, 0, image.height ); context.drawImage( image, 0, 0 ); var repeatX = texture.wrapS === THREE.RepeatWrapping; var repeatY = texture.wrapT === THREE.RepeatWrapping; var repeat = 'no-repeat'; if ( repeatX === true && repeatY === true ) { repeat = 'repeat'; } else if ( repeatX === true ) { repeat = 'repeat-x'; } else if ( repeatY === true ) { repeat = 'repeat-y'; } var pattern = _context.createPattern( canvas, repeat ); if ( texture.onUpdate ) texture.onUpdate( texture ); return { canvas: pattern, version: texture.version }; } function patternPath( x0, y0, x1, y1, x2, y2, u0, v0, u1, v1, u2, v2, texture ) { var pattern = _patterns[ texture.id ]; if ( pattern === undefined || pattern.version !== texture.version ) { pattern = textureToPattern( texture ); _patterns[ texture.id ] = pattern; } if ( pattern.canvas !== undefined ) { setFillStyle( pattern.canvas ); } else { setFillStyle( 'rgba( 0, 0, 0, 1)' ); _context.fill(); return; } // http://extremelysatisfactorytotalitarianism.com/blog/?p=2120 var a, b, c, d, e, f, det, idet, offsetX = texture.offset.x / texture.repeat.x, offsetY = texture.offset.y / texture.repeat.y, width = texture.image.width * texture.repeat.x, height = texture.image.height * texture.repeat.y; u0 = ( u0 + offsetX ) * width; v0 = ( v0 + offsetY ) * height; u1 = ( u1 + offsetX ) * width; v1 = ( v1 + offsetY ) * height; u2 = ( u2 + offsetX ) * width; v2 = ( v2 + offsetY ) * height; x1 -= x0; y1 -= y0; x2 -= x0; y2 -= y0; u1 -= u0; v1 -= v0; u2 -= u0; v2 -= v0; det = u1 * v2 – u2 * v1; if ( det === 0 ) return; idet = 1 / det; a = ( v2 * x1 – v1 * x2 ) * idet; b = ( v2 * y1 – v1 * y2 ) * idet; c = ( u1 * x2 – u2 * x1 ) * idet; d = ( u1 * y2 – u2 * y1 ) * idet; e = x0 – a * u0 – c * v0; f = y0 – b * u0 – d * v0; _context.save(); _context.transform( a, b, c, d, e, f ); _context.fill(); _context.restore(); } function clipImage( x0, y0, x1, y1, x2, y2, u0, v0, u1, v1, u2, v2, image ) { // http://extremelysatisfactorytotalitarianism.com/blog/?p=2120 var a, b, c, d, e, f, det, idet, width = image.width – 1, height = image.height – 1; u0 *= width; v0 *= height; u1 *= width; v1 *= height; u2 *= width; v2 *= height; x1 -= x0; y1 -= y0; x2 -= x0; y2 -= y0; u1 -= u0; v1 -= v0; u2 -= u0; v2 -= v0; det = u1 * v2 – u2 * v1; idet = 1 / det; a = ( v2 * x1 – v1 * x2 ) * idet; b = ( v2 * y1 – v1 * y2 ) * idet; c = ( u1 * x2 – u2 * x1 ) * idet; d = ( u1 * y2 – u2 * y1 ) * idet; e = x0 – a * u0 – c * v0; f = y0 – b * u0 – d * v0; _context.save(); _context.transform( a, b, c, d, e, f ); _context.clip(); _context.drawImage( image, 0, 0 ); _context.restore(); } // Hide anti-alias gaps function expand( v1, v2, pixels ) { var x = v2.x – v1.x, y = v2.y – v1.y, det = x * x + y * y, idet; if ( det === 0 ) return; idet = pixels / Math.sqrt( det ); x *= idet; y *= idet; v2.x += x; v2.y += y; v1.x -= x; v1.y -= y; } // Context cached methods. function setOpacity( value ) { if ( _contextGlobalAlpha !== value ) { _context.globalAlpha = value; _contextGlobalAlpha = value; } } function setBlending( value ) { if ( _contextGlobalCompositeOperation !== value ) { if ( value === THREE.NormalBlending ) { _context.globalCompositeOperation = 'source-over'; } else if ( value === THREE.AdditiveBlending ) { _context.globalCompositeOperation = 'lighter'; } else if ( value === THREE.SubtractiveBlending ) { _context.globalCompositeOperation = 'darker'; } _contextGlobalCompositeOperation = value; } } function setLineWidth( value ) { if ( _contextLineWidth !== value ) { _context.lineWidth = value; _contextLineWidth = value; } } function setLineCap( value ) { // "butt", "round", "square" if ( _contextLineCap !== value ) { _context.lineCap = value; _contextLineCap = value; } } function setLineJoin( value ) { // "round", "bevel", "miter" if ( _contextLineJoin !== value ) { _context.lineJoin = value; _contextLineJoin = value; } } function setStrokeStyle( value ) { if ( _contextStrokeStyle !== value ) { _context.strokeStyle = value; _contextStrokeStyle = value; } } function setFillStyle( value ) { if ( _contextFillStyle !== value ) { _context.fillStyle = value; _contextFillStyle = value; } } function setLineDash( value ) { if ( _contextLineDash.length !== value.length ) { _context.setLineDash( value ); _contextLineDash = value; } } }; /** * @author mrdoob / http://mrdoob.com/ * @author supereggbert / http://www.paulbrunt.co.uk/ * @author julianwa / https://github.com/julianwa */ THREE.RenderableObject = function () { this.id = 0; this.object = null; this.z = 0; this.renderOrder = 0; }; // THREE.RenderableFace = function () { this.id = 0; this.v1 = new THREE.RenderableVertex(); this.v2 = new THREE.RenderableVertex(); this.v3 = new THREE.RenderableVertex(); this.normalModel = new THREE.Vector3(); this.vertexNormalsModel = [ new THREE.Vector3(), new THREE.Vector3(), new THREE.Vector3() ]; this.vertexNormalsLength = 0; this.color = new THREE.Color(); this.material = null; this.uvs = [ new THREE.Vector2(), new THREE.Vector2(), new THREE.Vector2() ]; this.z = 0; this.renderOrder = 0; }; // THREE.RenderableVertex = function () { this.position = new THREE.Vector3(); this.positionWorld = new THREE.Vector3(); this.positionScreen = new THREE.Vector4(); this.visible = true; }; THREE.RenderableVertex.prototype.copy = function ( vertex ) { this.positionWorld.copy( vertex.positionWorld ); this.positionScreen.copy( vertex.positionScreen ); }; // THREE.RenderableLine = function () { this.id = 0; this.v1 = new THREE.RenderableVertex(); this.v2 = new THREE.RenderableVertex(); this.vertexColors = [ new THREE.Color(), new THREE.Color() ]; this.material = null; this.z = 0; this.renderOrder = 0; }; // THREE.RenderableSprite = function () { this.id = 0; this.object = null; this.x = 0; this.y = 0; this.z = 0; this.rotation = 0; this.scale = new THREE.Vector2(); this.material = null; this.renderOrder = 0; }; // THREE.Projector = function () { var _object, _objectCount, _objectPool = [], _objectPoolLength = 0, _vertex, _vertexCount, _vertexPool = [], _vertexPoolLength = 0, _face, _faceCount, _facePool = [], _facePoolLength = 0, _line, _lineCount, _linePool = [], _linePoolLength = 0, _sprite, _spriteCount, _spritePool = [], _spritePoolLength = 0, _renderData = { objects: [], lights: [], elements: [] }, _vector3 = new THREE.Vector3(), _vector4 = new THREE.Vector4(), _clipBox = new THREE.Box3( new THREE.Vector3( – 1, – 1, – 1 ), new THREE.Vector3( 1, 1, 1 ) ), _boundingBox = new THREE.Box3(), _points3 = new Array( 3 ), _points4 = new Array( 4 ), _viewMatrix = new THREE.Matrix4(), _viewProjectionMatrix = new THREE.Matrix4(), _modelMatrix, _modelViewProjectionMatrix = new THREE.Matrix4(), _normalMatrix = new THREE.Matrix3(), _frustum = new THREE.Frustum(), _clippedVertex1PositionScreen = new THREE.Vector4(), _clippedVertex2PositionScreen = new THREE.Vector4(); // this.projectVector = function ( vector, camera ) { console.warn( ‘THREE.Projector: .projectVector() is now vector.project().’ ); vector.project( camera ); }; this.unprojectVector = function ( vector, camera ) { console.warn( ‘THREE.Projector: .unprojectVector() is now vector.unproject().’ ); vector.unproject( camera ); }; this.pickingRay = function ( vector, camera ) { console.error( ‘THREE.Projector: .pickingRay() is now raycaster.setFromCamera().’ ); }; // var RenderList = function () { var normals = []; var uvs = []; var object = null; var material = null; var normalMatrix = new THREE.Matrix3(); function setObject( value ) { object = value; material = object.material; normalMatrix.getNormalMatrix( object.matrixWorld ); normals.length = 0; uvs.length = 0; } function projectVertex( vertex ) { var position = vertex.position; var positionWorld = vertex.positionWorld; var positionScreen = vertex.positionScreen; positionWorld.copy( position ).applyMatrix4( _modelMatrix ); positionScreen.copy( positionWorld ).applyMatrix4( _viewProjectionMatrix ); var invW = 1 / positionScreen.w; positionScreen.x *= invW; positionScreen.y *= invW; positionScreen.z *= invW; vertex.visible = positionScreen.x >= – 1 && positionScreen.x = – 1 && positionScreen.y = – 1 && positionScreen.z <= 1; } function pushVertex( x, y, z ) { _vertex = getNextVertexInPool(); _vertex.position.set( x, y, z ); projectVertex( _vertex ); } function pushNormal( x, y, z ) { normals.push( x, y, z ); } function pushUv( x, y ) { uvs.push( x, y ); } function checkTriangleVisibility( v1, v2, v3 ) { if ( v1.visible === true || v2.visible === true || v3.visible === true ) return true; _points3[ 0 ] = v1.positionScreen; _points3[ 1 ] = v2.positionScreen; _points3[ 2 ] = v3.positionScreen; return _clipBox.intersectsBox( _boundingBox.setFromPoints( _points3 ) ); } function checkBackfaceCulling( v1, v2, v3 ) { return ( ( v3.positionScreen.x – v1.positionScreen.x ) * ( v2.positionScreen.y – v1.positionScreen.y ) – ( v3.positionScreen.y – v1.positionScreen.y ) * ( v2.positionScreen.x – v1.positionScreen.x ) ) < 0; } function pushLine( a, b ) { var v1 = _vertexPool[ a ]; var v2 = _vertexPool[ b ]; _line = getNextLineInPool(); _line.id = object.id; _line.v1.copy( v1 ); _line.v2.copy( v2 ); _line.z = ( v1.positionScreen.z + v2.positionScreen.z ) / 2; _line.renderOrder = object.renderOrder; _line.material = object.material; _renderData.elements.push( _line ); } function pushTriangle( a, b, c ) { var v1 = _vertexPool[ a ]; var v2 = _vertexPool[ b ]; var v3 = _vertexPool[ c ]; if ( checkTriangleVisibility( v1, v2, v3 ) === false ) return; if ( material.side === THREE.DoubleSide || checkBackfaceCulling( v1, v2, v3 ) === true ) { _face = getNextFaceInPool(); _face.id = object.id; _face.v1.copy( v1 ); _face.v2.copy( v2 ); _face.v3.copy( v3 ); _face.z = ( v1.positionScreen.z + v2.positionScreen.z + v3.positionScreen.z ) / 3; _face.renderOrder = object.renderOrder; // use first vertex normal as face normal _face.normalModel.fromArray( normals, a * 3 ); _face.normalModel.applyMatrix3( normalMatrix ).normalize(); for ( var i = 0; i < 3; i ++ ) { var normal = _face.vertexNormalsModel[ i ]; normal.fromArray( normals, arguments[ i ] * 3 ); normal.applyMatrix3( normalMatrix ).normalize(); var uv = _face.uvs[ i ]; uv.fromArray( uvs, arguments[ i ] * 2 ); } _face.vertexNormalsLength = 3; _face.material = object.material; _renderData.elements.push( _face ); } } return { setObject: setObject, projectVertex: projectVertex, checkTriangleVisibility: checkTriangleVisibility, checkBackfaceCulling: checkBackfaceCulling, pushVertex: pushVertex, pushNormal: pushNormal, pushUv: pushUv, pushLine: pushLine, pushTriangle: pushTriangle } }; var renderList = new RenderList(); this.projectScene = function ( scene, camera, sortObjects, sortElements ) { _faceCount = 0; _lineCount = 0; _spriteCount = 0; _renderData.elements.length = 0; if ( scene.autoUpdate === true ) scene.updateMatrixWorld(); if ( camera.parent === null ) camera.updateMatrixWorld(); _viewMatrix.copy( camera.matrixWorldInverse.getInverse( camera.matrixWorld ) ); _viewProjectionMatrix.multiplyMatrices( camera.projectionMatrix, _viewMatrix ); _frustum.setFromMatrix( _viewProjectionMatrix ); // _objectCount = 0; _renderData.objects.length = 0; _renderData.lights.length = 0; scene.traverseVisible( function ( object ) { if ( object instanceof THREE.Light ) { _renderData.lights.push( object ); } else if ( object instanceof THREE.Mesh || object instanceof THREE.Line || object instanceof THREE.Sprite ) { var material = object.material; if ( material.visible === false ) return; if ( object.frustumCulled === false || _frustum.intersectsObject( object ) === true ) { _object = getNextObjectInPool(); _object.id = object.id; _object.object = object; _vector3.setFromMatrixPosition( object.matrixWorld ); _vector3.applyProjection( _viewProjectionMatrix ); _object.z = _vector3.z; _object.renderOrder = object.renderOrder; _renderData.objects.push( _object ); } } } ); if ( sortObjects === true ) { _renderData.objects.sort( painterSort ); } // for ( var o = 0, ol = _renderData.objects.length; o < ol; o ++ ) { var object = _renderData.objects[ o ].object; var geometry = object.geometry; renderList.setObject( object ); _modelMatrix = object.matrixWorld; _vertexCount = 0; if ( object instanceof THREE.Mesh ) { if ( geometry instanceof THREE.BufferGeometry ) { var attributes = geometry.attributes; var groups = geometry.groups; if ( attributes.position === undefined ) continue; var positions = attributes.position.array; for ( var i = 0, l = positions.length; i < l; i += 3 ) { renderList.pushVertex( positions[ i ], positions[ i + 1 ], positions[ i + 2 ] ); } if ( attributes.normal !== undefined ) { var normals = attributes.normal.array; for ( var i = 0, l = normals.length; i < l; i += 3 ) { renderList.pushNormal( normals[ i ], normals[ i + 1 ], normals[ i + 2 ] ); } } if ( attributes.uv !== undefined ) { var uvs = attributes.uv.array; for ( var i = 0, l = uvs.length; i 0 ) { for ( var o = 0; o < groups.length; o ++ ) { var group = groups[ o ]; for ( var i = group.start, l = group.start + group.count; i < l; i += 3 ) { renderList.pushTriangle( indices[ i ], indices[ i + 1 ], indices[ i + 2 ] ); } } } else { for ( var i = 0, l = indices.length; i < l; i += 3 ) { renderList.pushTriangle( indices[ i ], indices[ i + 1 ], indices[ i + 2 ] ); } } } else { for ( var i = 0, l = positions.length / 3; i < l; i += 3 ) { renderList.pushTriangle( i, i + 1, i + 2 ); } } } else if ( geometry instanceof THREE.Geometry ) { var vertices = geometry.vertices; var faces = geometry.faces; var faceVertexUvs = geometry.faceVertexUvs[ 0 ]; _normalMatrix.getNormalMatrix( _modelMatrix ); var material = object.material; var isFaceMaterial = material instanceof THREE.MultiMaterial; var objectMaterials = isFaceMaterial === true ? object.material : null; for ( var v = 0, vl = vertices.length; v < vl; v ++ ) { var vertex = vertices[ v ]; _vector3.copy( vertex ); if ( material.morphTargets === true ) { var morphTargets = geometry.morphTargets; var morphInfluences = object.morphTargetInfluences; for ( var t = 0, tl = morphTargets.length; t < tl; t ++ ) { var influence = morphInfluences[ t ]; if ( influence === 0 ) continue; var target = morphTargets[ t ]; var targetVertex = target.vertices[ v ]; _vector3.x += ( targetVertex.x – vertex.x ) * influence; _vector3.y += ( targetVertex.y – vertex.y ) * influence; _vector3.z += ( targetVertex.z – vertex.z ) * influence; } } renderList.pushVertex( _vector3.x, _vector3.y, _vector3.z ); } for ( var f = 0, fl = faces.length; f < fl; f ++ ) { var face = faces[ f ]; material = isFaceMaterial === true ? objectMaterials.materials[ face.materialIndex ] : object.material; if ( material === undefined ) continue; var side = material.side; var v1 = _vertexPool[ face.a ]; var v2 = _vertexPool[ face.b ]; var v3 = _vertexPool[ face.c ]; if ( renderList.checkTriangleVisibility( v1, v2, v3 ) === false ) continue; var visible = renderList.checkBackfaceCulling( v1, v2, v3 ); if ( side !== THREE.DoubleSide ) { if ( side === THREE.FrontSide && visible === false ) continue; if ( side === THREE.BackSide && visible === true ) continue; } _face = getNextFaceInPool(); _face.id = object.id; _face.v1.copy( v1 ); _face.v2.copy( v2 ); _face.v3.copy( v3 ); _face.normalModel.copy( face.normal ); if ( visible === false && ( side === THREE.BackSide || side === THREE.DoubleSide ) ) { _face.normalModel.negate(); } _face.normalModel.applyMatrix3( _normalMatrix ).normalize(); var faceVertexNormals = face.vertexNormals; for ( var n = 0, nl = Math.min( faceVertexNormals.length, 3 ); n < nl; n ++ ) { var normalModel = _face.vertexNormalsModel[ n ]; normalModel.copy( faceVertexNormals[ n ] ); if ( visible === false && ( side === THREE.BackSide || side === THREE.DoubleSide ) ) { normalModel.negate(); } normalModel.applyMatrix3( _normalMatrix ).normalize(); } _face.vertexNormalsLength = faceVertexNormals.length; var vertexUvs = faceVertexUvs[ f ]; if ( vertexUvs !== undefined ) { for ( var u = 0; u < 3; u ++ ) { _face.uvs[ u ].copy( vertexUvs[ u ] ); } } _face.color = face.color; _face.material = material; _face.z = ( v1.positionScreen.z + v2.positionScreen.z + v3.positionScreen.z ) / 3; _face.renderOrder = object.renderOrder; _renderData.elements.push( _face ); } } } else if ( object instanceof THREE.Line ) { if ( geometry instanceof THREE.BufferGeometry ) { var attributes = geometry.attributes; if ( attributes.position !== undefined ) { var positions = attributes.position.array; for ( var i = 0, l = positions.length; i < l; i += 3 ) { renderList.pushVertex( positions[ i ], positions[ i + 1 ], positions[ i + 2 ] ); } if ( geometry.index !== null ) { var indices = geometry.index.array; for ( var i = 0, l = indices.length; i < l; i += 2 ) { renderList.pushLine( indices[ i ], indices[ i + 1 ] ); } } else { var step = object instanceof THREE.LineSegments ? 2 : 1; for ( var i = 0, l = ( positions.length / 3 ) – 1; i < l; i += step ) { renderList.pushLine( i, i + 1 ); } } } } else if ( geometry instanceof THREE.Geometry ) { _modelViewProjectionMatrix.multiplyMatrices( _viewProjectionMatrix, _modelMatrix ); var vertices = object.geometry.vertices; if ( vertices.length === 0 ) continue; v1 = getNextVertexInPool(); v1.positionScreen.copy( vertices[ 0 ] ).applyMatrix4( _modelViewProjectionMatrix ); var step = object instanceof THREE.LineSegments ? 2 : 1; for ( var v = 1, vl = vertices.length; v 0 ) continue; v2 = _vertexPool[ _vertexCount – 2 ]; _clippedVertex1PositionScreen.copy( v1.positionScreen ); _clippedVertex2PositionScreen.copy( v2.positionScreen ); if ( clipLine( _clippedVertex1PositionScreen, _clippedVertex2PositionScreen ) === true ) { // Perform the perspective divide _clippedVertex1PositionScreen.multiplyScalar( 1 / _clippedVertex1PositionScreen.w ); _clippedVertex2PositionScreen.multiplyScalar( 1 / _clippedVertex2PositionScreen.w ); _line = getNextLineInPool(); _line.id = object.id; _line.v1.positionScreen.copy( _clippedVertex1PositionScreen ); _line.v2.positionScreen.copy( _clippedVertex2PositionScreen ); _line.z = Math.max( _clippedVertex1PositionScreen.z, _clippedVertex2PositionScreen.z ); _line.renderOrder = object.renderOrder; _line.material = object.material; if ( object.material.vertexColors === THREE.VertexColors ) { _line.vertexColors[ 0 ].copy( object.geometry.colors[ v ] ); _line.vertexColors[ 1 ].copy( object.geometry.colors[ v – 1 ] ); } _renderData.elements.push( _line ); } } } } else if ( object instanceof THREE.Sprite ) { _vector4.set( _modelMatrix.elements[ 12 ], _modelMatrix.elements[ 13 ], _modelMatrix.elements[ 14 ], 1 ); _vector4.applyMatrix4( _viewProjectionMatrix ); var invW = 1 / _vector4.w; _vector4.z *= invW; if ( _vector4.z >= – 1 && _vector4.z = 0 && bc2near >= 0 && bc1far >= 0 && bc2far >= 0 ) { // Both vertices lie entirely within all clip planes. return true; } else if ( ( bc1near < 0 && bc2near < 0 ) || ( bc1far < 0 && bc2far < 0 ) ) { // Both vertices lie entirely outside one of the clip planes. return false; } else { // The line segment spans at least one clip plane. if ( bc1near < 0 ) { // v1 lies outside the near plane, v2 inside alpha1 = Math.max( alpha1, bc1near / ( bc1near – bc2near ) ); } else if ( bc2near < 0 ) { // v2 lies outside the near plane, v1 inside alpha2 = Math.min( alpha2, bc1near / ( bc1near – bc2near ) ); } if ( bc1far < 0 ) { // v1 lies outside the far plane, v2 inside alpha1 = Math.max( alpha1, bc1far / ( bc1far – bc2far ) ); } else if ( bc2far < 0 ) { // v2 lies outside the far plane, v2 inside alpha2 = Math.min( alpha2, bc1far / ( bc1far – bc2far ) ); } if ( alpha2 < alpha1 ) { // The line segment spans two boundaries, but is outside both of them. // (This can't happen when we're only clipping against just near/far but good // to leave the check here for future usage if other clip planes are added.) return false; } else { // Update the s1 and s2 vertices to match the clipped line segment. s1.lerp( s2, alpha1 ); s2.lerp( s1, 1 – alpha2 ); return true; } } } }; //—————————————- // Oscar de Abril // Technical University of Madrid // Email: oscar.deabril@upm.es // Web site: http://oscardeabril.es // http://oscardeabril.aq.upm.es //—————————————- var container, info, msg, objects, zoom, faces, vlines; var contWidth, contHeight; var motMode = 0; document.getElementById(‘rot3D’).style.color = ‘red’; var object = ‘prism’; var camera, scene, renderer; var projector4D; var projector3D = new THREE.Projector(); var HobserverDist = 15; // Hyperobserver distance to the reference origin //var HplaneDist = 2; // Hyperplane distance to the hyperobserver var HplaneDist = HobserverDist; // Hyperplane distance to the hyperobserver var dirLight, hemiLight; var geometry, material, prismMater, hex; var redMat, yellowMat, greenMat, blueMat, purpleMat, edgeMat, vanLineMat; // Rotated reference frame var axisX, oriAxisX, vecAxisX; var axisY, oriAxisY, vecAxisY; var axisZ, oriAxisZ, vecAxisZ; var axisW, oriAxisW, vecAxisW; // No rotated reference frame var axisXnr, axisYnr, axisZnr, axisWnr; var labelAxisX, labelAxisY, labelAxisZ, labelAxisW; var plnsXY_YZ = false, plnsXY_ZW = false, plnsXY_WX = false; var axsXZ = false, axsYZ = false, axsXW = false, axsYW = false; var dir, origin, length; var grid, axis, group; var vanLines = false; var prism1, vertPrism1 = [], prism1Edges, prism1VanLines; var building1, vertBuilding1 = [], building1Edges = [], building1VanLines = []; var building2, vertBuilding2 = [], building2Edges = [], building2VanLines = []; var building3, vertBuilding3 = [], building3Edges = [], building3VanLines = []; var hypercube, vertHypercube = [], hypercubeEdges, hypercubeVanLines; var hyperbuilding1, vertHyperbuilding1 = [], hyperbuilding1Edges, hyperbuilding1VanLines; var hyperbuilding2, vertHyperbuilding2 = [], hyperbuilding2Edges, hyperbuilding2VanLines; var hyperbuilding3, vertHyperbuilding3 = [], hyperbuilding3Edges, hyperbuilding3VanLines; var cameraDistFor4Dperspective = 50; //5 var cameraDistFor4Dorthogonal = 50; var AngTheta = -60*Math.PI/180, AngPhi = -30*Math.PI/180; var AngThetaOnMouseDown = 0, AngPhiOnMouseDown = 0; var angXYOnMouseDown = 0, angYZOnMouseDown = 0, angZWOnMouseDown = 0, angWXOnMouseDown = 0; var pos3DX = 0, pos3DY = 0, pos3DZ = 0; var pos3DXOnMouseDown = 0, pos3DYOnMouseDown = 0, pos3DZOnMouseDown = 0; var pos4DXOnMouseDown = 0, pos4DYOnMouseDown = 0, pos4DZOnMouseDown = 0, pos4DWOnMouseDown = 0; var mouseX = 0, mouseY = 0; var mouseXOnMouseDown = 0, mouseYOnMouseDown = 0; //var windowHalfX = window.innerWidth/2; //var windowHalfY = window.innerHeight/2; init(); render(); function set4Dorthographic(){ projector4D.repMode = 1; camera.position.z = cameraDistFor4Dorthogonal; // adjusting the 3D camera distance document.getElementById(‘4Dpers’).style.color = ‘black’; document.getElementById(‘4Dorto’).style.color = ‘red’; updateElements(); render(); } function set4Dperspective(){ projector4D.repMode = 0; camera.position.z = cameraDistFor4Dperspective; // adjusting the 3D camera distance document.getElementById(‘4Dpers’).style.color = ‘red’; document.getElementById(‘4Dorto’).style.color = ‘black’; updateElements(); render(); } function set3Dorthographic(){ camera.toOrthographic(); document.getElementById(‘proj3D’).innerHTML = ‘Ortogonal’; } function set3Dperspective(){ camera.toPerspective(); document.getElementById(‘proj3D’).innerHTML = ‘Perspectiva’; } function resetMotionIndicators(){ document.getElementById(‘rot3D’).style.color = ‘black’; document.getElementById(‘XY_YZ’).style.color = ‘black’; document.getElementById(‘XY_ZW’).style.color = ‘black’; document.getElementById(‘XY_WX’).style.color = ‘black’; document.getElementById(‘AngTheta’).style.color = ‘black’; document.getElementById(‘AngPhi’).style.color = ‘black’; document.getElementById(‘angXY’).style.color = ‘black’; document.getElementById(‘angYZ’).style.color = ‘black’; document.getElementById(‘angZW’).style.color = ‘black’; document.getElementById(‘angWX’).style.color = ‘black’; document.getElementById(‘pos3D_YZ’).style.color = ‘black’; document.getElementById(‘pos4D_YZ’).style.color = ‘black’; plnsXY_YZ = false; plnsXY_ZW = false; plnsXY_WX = false; axsXZ = false; axsYZ = false; axsXW = false; axsYW = false; } function set3Drotation(){ motMode = 0; resetMotionIndicators(); document.getElementById(‘rot3D’).style.color = ‘red’; document.getElementById(‘AngTheta’).style.color = ‘red’; document.getElementById(‘AngPhi’).style.color = ‘red’; } function set4Drotation(planes){ motMode = 1; resetMotionIndicators(); if(planes == ‘XY_YZ’){ document.getElementById(‘XY_YZ’).style.color = ‘red’; document.getElementById(‘angXY’).style.color = ‘red’; document.getElementById(‘angYZ’).style.color = ‘red’; plnsXY_YZ = true; }else if(planes == ‘XY_ZW’){ document.getElementById(‘XY_ZW’).style.color = ‘red’; document.getElementById(‘angXY’).style.color = ‘red’; document.getElementById(‘angZW’).style.color = ‘red’; plnsXY_ZW = true; }else if(planes == ‘XY_WX’){ document.getElementById(‘XY_WX’).style.color = ‘red’; document.getElementById(‘angXY’).style.color = ‘red’; document.getElementById(‘angWX’).style.color = ‘red’; plnsXY_WX = true; } } function set3Dposition(axes){ motMode = 2; resetMotionIndicators(); document.getElementById(‘pos3D_YZ’).style.color = ‘red’; if(axes == ‘YZ’){ axsYZ = true; } } function set4Dposition(axes){ motMode = 3; resetMotionIndicators(); document.getElementById(‘pos4D_YZ’).style.color = ‘red’; if(axes == ‘YZ’){ axsYZ = true; } } function init4Dangles(){ projector4D.initProjector(); document.getElementById(‘angXY’).innerHTML = (projector4D.angXY*180/3.1416).toFixed(0)+’^o‘; document.getElementById(‘angYZ’).innerHTML = (projector4D.angYZ*180/3.1416).toFixed(0)+’^o‘; document.getElementById(‘angZW’).innerHTML = (projector4D.angZW*180/3.1416).toFixed(0)+’^o‘; document.getElementById(‘angWX’).innerHTML = (projector4D.angWX*180/3.1416).toFixed(0)+’^o‘; updateElements(); render(); } function init3Dview(){ AngTheta = -60*Math.PI/180, AngPhi = -30*Math.PI/180; document.getElementById(‘AngPhi’).innerHTML = (-AngPhi*180/3.1416).toFixed(0)+’^o‘; document.getElementById(‘AngTheta’).innerHTML = (-AngTheta*180/3.1416).toFixed(0)+’^o‘; pos3DX = 0; pos3DY = 0; pos3DZ = 0; render(); } function initPositions(){ projector4D.posX = 0; projector4D.posY = 0; projector4D.posZ = 0; projector4D.posW = 0; updateElements(); render(); } function selectObject(obj){ document.getElementById(‘prism’).style.color = ‘black’; document.getElementById(‘buildings’).style.color = ‘black’; document.getElementById(‘hypercube’).style.color = ‘black’; document.getElementById(‘hyperbuilding’).style.color = ‘black’; if(obj == ‘prism’){ document.getElementById(‘prism’).style.color = ‘red’; object = ‘prism’; }else if(obj == ‘buildings’){ document.getElementById(‘buildings’).style.color = ‘red’; object = ‘buildings’; }else if(obj == ‘hypercube’){ document.getElementById(‘hypercube’).style.color = ‘red’; object = ‘hypercube’; }else if(obj == ‘hyperbuilding’){ document.getElementById(‘hyperbuilding’).style.color = ‘red’; object = ‘hyperbuilding’; } addObjects(); updateElements(); render(); } function setZoom(zm){ if(projector4D.repMode == 0) camera.position.z = cameraDistFor4Dperspective/zm; else if(projector4D.repMode == 1) camera.position.z = cameraDistFor4Dorthogonal/zm; // updateElements(); render(); } function setOpacity(opac){ redMat.opacity = opac; yellowMat.opacity = opac; greenMat.opacity = opac; blueMat.opacity = opac; purpleMat.opacity = opac; // updateElements(); render(); } function setVanLines(bol){ vanLines = bol; addObjects(); updateElements(); render(); } function init(){ setContainerSize(); container = document.getElementById(‘container’); container.style.width = contWidth+’px’; container.style.height = contHeight+’px’; info = document.createElement(‘div’); info.style.position = ‘absolute’; info.style.bottom = ‘5px’; info.style.width = ‘100%’; info.style.textAlign = ‘center’; info.innerHTML = ‘‘+ ‘Proyección 3D del espacio Euclídeo 4D – ‘+ ‘Oscar de Abril‘; container.appendChild(info); msg = document.createElement(‘div’); msg.style.position = ‘absolute’; msg.style.top = ‘25%’; msg.style.width = ‘100%’; msg.style.textAlign = ‘center’; msg.style.color = ‘#f11′; msg.style.fontSize = ’15px’; msg.style.fontWeight = ‘bold’; msg.style.textShadow = ‘2px 2px 2px #fff’; msg.innerHTML = ‘Mueve el objeto con el puntero’; msg.style.pointerEvents = “none”; container.appendChild(msg); // Create a scene scene = new THREE.Scene(); // Add the camera camera = new THREE.PerspectiveCamera(70,contWidth/contHeight,.1,1e6); //camera.position.set(0, 100, 250); camera.position.z = cameraDistFor4Dperspective; camera.matrixAutoUpdate; // Add a group group = new THREE.Group(); scene.add(group); // Create 4D proyection projector4D = new Projector4D(); projector4D.ObserverDist = HobserverDist; projector4D.HyperplaneDist = HplaneDist; // Add scene elements addElements(); // Add lights addLights(); // Create the WebGL Renderer renderer = new THREE.CanvasRenderer(); renderer.setClearColor(0xa0c0f0); renderer.setPixelRatio(window.devicePixelRatio); renderer.setSize(contWidth,contHeight); // Append the renderer to the container container.appendChild(renderer.domElement); // Add the object menu objects = document.createElement(‘div’); objects.style.position = ‘absolute’; objects.style.top = ’10px’; objects.style.left = ’10px’; objects.style.width = ‘50%’; objects.style.textAlign = ‘left’; objects.style.zIndex = ’10’; objects.innerHTML = ‘‘+ ‘Prisma 3 Torres ‘+ ‘Hipercubo ‘+ ‘Hipertorre‘; container.appendChild(objects); // Add the zoom menu zoom = document.createElement(‘div’); zoom.style.position = ‘absolute’; zoom.style.top = ’10px’; zoom.style.right = ’10px’; zoom.style.width = ‘50%’; zoom.style.textAlign = ‘right’; //zoom.style.zIndex = ‘1’; zoom.innerHTML = ‘Zoom: x0.5 | ‘+ ‘x1 | ‘+ ‘x2‘; container.appendChild(zoom); // Add the faces menu faces = document.createElement(‘div’); faces.style.position = ‘absolute’; faces.style.top = ’30px’; faces.style.right = ’10px’; faces.style.width = ‘100%’; faces.style.textAlign = ‘right’; //zoom.style.zIndex = ‘1’; faces.innerHTML = ‘Caras: no | ‘+ ‘trans. | ‘+ ‘sí‘; container.appendChild(faces); // Add the vanishing lines menu vlines = document.createElement(‘div’); vlines.style.position = ‘absolute’; vlines.style.top = ’50px’; vlines.style.right = ’10px’; vlines.style.width = ‘100%’; vlines.style.textAlign = ‘right’; //zoom.style.zIndex = ‘1’; vlines.innerHTML = ‘Líneas de fuga: no | ‘+ ‘sí‘; container.appendChild(vlines); // Add a resize event listener window.addEventListener(‘resize’,onWindowResize,true); // Add a mouse down event listener container.addEventListener(‘mousedown’,onDocumentMouseDown,true); container.addEventListener(‘touchstart’,onDocumentTouchStart,true); } function addElements(){ // Add grid geometry = new THREE.Geometry(); var size = 1e4, step = 50; for (var i = 0; i <= size; i += step){ if (i < 50) step *= 1; else if (i < 500) step *= 2; else step *= 10; geometry.vertices.push(new THREE.Vector3(i,-size,0)); geometry.vertices.push(new THREE.Vector3(i,size,0)); geometry.vertices.push(new THREE.Vector3(-i,-size,0)); geometry.vertices.push(new THREE.Vector3(-i,size,0)); geometry.vertices.push(new THREE.Vector3(-size,i,0)); geometry.vertices.push(new THREE.Vector3(size,i,0)); geometry.vertices.push(new THREE.Vector3(-size,-i,0)); geometry.vertices.push(new THREE.Vector3(size,-i,0)); } material = new THREE.LineBasicMaterial({color: 0x000000, linewidth: 1.5, opacity: 0.15}); grid = new THREE.LineSegments(geometry,material); group.add(grid); // Add the reference system // Axis X oriAxisX = new THREE.Vector4(0,0,0,0); // origin of the vector vecAxisX = new THREE.Vector4(20,0,0,0); // as a free vector hex = 0xff0000; axisX = new THREE.ArrowHelper(new THREE.Vector3(0,0,0),new THREE.Vector3(0,0,0),0,hex); axisX.line.material.linewidth = 2; axisX.name = "Axis X"; group.add(axisX); labelAxisX = document.createElement('div'); labelAxisX.style.position = 'relative'; labelAxisX.style.width = '0px'; labelAxisX.style.height = '0px'; labelAxisX.style.fontWeight = 'bold'; labelAxisX.style.fontSize = '15px'; labelAxisX.style.color = 'red'; labelAxisX.style.pointerEvents = "none"; labelAxisX.innerHTML = 'X\''; container.appendChild(labelAxisX); axisXnr = new THREE.ArrowHelper(new THREE.Vector3(0,0,0),new THREE.Vector3(0,0,0),0,hex); axisXnr.line.material.linewidth = 1.5; axisXnr.name = "No rotated axis X"; group.add(axisXnr); // Axis Y oriAxisY = new THREE.Vector4(0,0,0,0); // origin of the vector vecAxisY = new THREE.Vector4(0,20,0,0); // as a free vector hex = 0x00aa00; axisY = new THREE.ArrowHelper(new THREE.Vector3(0,0,0),new THREE.Vector3(0,0,0),0,hex); axisY.line.material.linewidth = 2; axisY.name = "Axis Y"; group.add(axisY); labelAxisY = document.createElement('div'); labelAxisY.style.position = 'relative'; labelAxisY.style.width = '0px'; labelAxisY.style.height = '0px'; labelAxisY.style.fontWeight = 'bold'; labelAxisY.style.fontSize = '15px'; labelAxisY.style.color = 'green'; labelAxisY.style.pointerEvents = "none"; labelAxisY.innerHTML = 'Y\''; container.appendChild(labelAxisY); axisYnr = new THREE.ArrowHelper(new THREE.Vector3(0,0,0),new THREE.Vector3(0,0,0),0,hex); axisYnr.line.material.linewidth = 1.5; axisYnr.name = "No rotated axis Y"; group.add(axisYnr); // Axis Z oriAxisZ = new THREE.Vector4(0,0,0,0); // origin of the vector vecAxisZ = new THREE.Vector4(0,0,20,0); // as a free vector hex = 0x0000ff; axisZ = new THREE.ArrowHelper(new THREE.Vector3(0,0,0),new THREE.Vector3(0,0,0),0,hex); axisZ.line.material.linewidth = 2; axisZ.name = "Axis Z"; group.add(axisZ); labelAxisZ = document.createElement('div'); labelAxisZ.style.position = 'relative'; labelAxisZ.style.width = '0px'; labelAxisZ.style.height = '0px'; labelAxisZ.style.fontWeight = 'bold'; labelAxisZ.style.fontSize = '15px'; labelAxisZ.style.color = 'blue'; labelAxisZ.innerHTML = 'Z\''; labelAxisZ.style.pointerEvents = "none"; container.appendChild(labelAxisZ); axisZnr = new THREE.ArrowHelper(new THREE.Vector3(0,0,0),new THREE.Vector3(0,0,0),0,hex); axisZnr.line.material.linewidth = 1.5; axisZnr.name = "No rotated axis Z"; group.add(axisZnr); // Axis W oriAxisW = new THREE.Vector4(0,0,0,0); // origin of the vector vecAxisW = new THREE.Vector4(0,0,0,20); // as a free vector hex = 0x000000; axisW = new THREE.ArrowHelper(new THREE.Vector3(0,0,0),new THREE.Vector3(0,0,0),0,hex); axisW.line.material.linewidth = 2; axisW.name = "Axis W"; group.add(axisW); labelAxisW = document.createElement('div'); labelAxisW.style.position = 'relative'; labelAxisW.style.width = '0px'; labelAxisW.style.height = '0px'; labelAxisW.style.fontWeight = 'bold'; labelAxisW.style.fontSize = '15px'; labelAxisW.style.color = 'black'; labelAxisW.style.pointerEvents = "none"; labelAxisW.innerHTML = 'W\''; container.appendChild(labelAxisW); addObjects(); } function addObjects(){ // Create the materials redMat = new THREE.MeshPhongMaterial({color: 0xff0000,specular: 0x555555,shininess: 30,opacity: 0.3}); redMat.side = THREE.DoubleSide; yellowMat = new THREE.MeshPhongMaterial({color: 0xffff00,specular: 0x555555,shininess: 30,opacity: 0.3}); greenMat = new THREE.MeshPhongMaterial({color: 0x00ff00,specular: 0x555555,shininess: 30,opacity: 0.3}); blueMat = new THREE.MeshPhongMaterial({color: 0x0000ff,specular: 0x555555,shininess: 30,opacity: 0.3}); purpleMat = new THREE.MeshPhongMaterial({color: 0x6F6CC5,specular: 0x555555,shininess: 30,opacity: 0.3}); edgeMat = new THREE.LineBasicMaterial({color: 0x000000,opacity: 1,linewidth: 2}); vanLineMat = new THREE.LineBasicMaterial({color: 0xffffff,opacity: 1.,linewidth: 1.5}); // Remove all old objects group.remove(prism1); group.remove(prism1Edges); group.remove(prism1VanLines); group.remove(building1); group.remove(building1Edges[1]); group.remove(building1Edges[2]); group.remove(building1Edges[3]); group.remove(building1VanLines[1]); group.remove(building1VanLines[2]); group.remove(building1VanLines[3]); group.remove(building2); group.remove(building2Edges[1]); group.remove(building2Edges[2]); group.remove(building2Edges[3]); group.remove(building2VanLines[1]); group.remove(building2VanLines[2]); group.remove(building2VanLines[3]); group.remove(building3); group.remove(building3Edges[1]); group.remove(building3Edges[2]); group.remove(building3Edges[3]); group.remove(building3VanLines[1]); group.remove(building3VanLines[2]); group.remove(building3VanLines[3]); group.remove(hypercube); group.remove(hypercubeEdges); group.remove(hypercubeVanLines); group.remove(hyperbuilding1); group.remove(hyperbuilding1Edges); group.remove(hyperbuilding1VanLines); group.remove(hyperbuilding2); group.remove(hyperbuilding2Edges); group.remove(hyperbuilding2VanLines); group.remove(hyperbuilding3); group.remove(hyperbuilding3Edges); group.remove(hyperbuilding3VanLines); // Add the selected object if(object == 'prism'){ // Prism1 // Top XY face // var a = 150, b = 200, c = 300, sftx = 0, sfty = 0, sftz = c/2, sftw = 50; var a = 7.5, b = 10, c = 15, sftx = 0, sfty = 0, sftz = 0, sftw = 0; vertPrism1[0] = new THREE.Vector4(a/2+sftx,-b/2+sfty,c/2+sftz,sftw); vertPrism1[1] = new THREE.Vector4(a/2+sftx,b/2+sfty,c/2+sftz,sftw); vertPrism1[2] = new THREE.Vector4(-a/2+sftx,b/2+sfty,c/2+sftz,sftw); vertPrism1[3] = new THREE.Vector4(-a/2+sftx,-b/2+sfty,c/2+sftz,sftw); // Bottom XY face vertPrism1[4] = new THREE.Vector4(-a/2+sftx,-b/2+sfty,-c/2+sftz,sftw); vertPrism1[5] = new THREE.Vector4(-a/2+sftx,b/2+sfty,-c/2+sftz,sftw); vertPrism1[6] = new THREE.Vector4(a/2+sftx,b/2+sfty,-c/2+sftz,sftw); vertPrism1[7] = new THREE.Vector4(a/2+sftx,-b/2+sfty,-c/2+sftz,sftw); prism1 = new THREE.Mesh(geometry,redMat); //prism1.position.z = 0; prism1.name = "Prism 1"; group.add(prism1); prism1Edges = new THREE.Line(geometry,edgeMat); group.add(prism1Edges); if(vanLines ==true){ prism1VanLines = new THREE.LineSegments(geometry,vanLineMat); group.add(prism1VanLines); } }else if(object == 'buildings'){ // Building1 // Top prism var a1 = 1.5, b1 = 3, c1 = 2; // Middle prism var a2 = 4.5, b2 = 7, c2 = 4; // Bottom prism var a3 = 7.5, b3 = 10, c3 = 15; // Shifts var sftx = 0, sfty = 0, sftz = -(c1+c2+c3)/2, sftw = 5; vertBuilding1 = buildingVertices(a1,b1,c1,a2,b2,c2,a3,b3,c3,sftx,sfty,sftz,sftw); building1 = new THREE.Mesh(geometry,redMat); building1.name = "Building 1"; group.add(building1); building1Edges[1] = new THREE.Line(geometry,edgeMat); group.add(building1Edges[1]); building1Edges[2] = new THREE.Line(geometry,edgeMat); group.add(building1Edges[2]); building1Edges[3] = new THREE.Line(geometry,edgeMat); group.add(building1Edges[3]); if(vanLines ==true){ building1VanLines[1] = new THREE.LineSegments(geometry,vanLineMat); group.add(building1VanLines[1]); building1VanLines[2] = new THREE.LineSegments(geometry,vanLineMat); group.add(building1VanLines[2]); building1VanLines[3] = new THREE.LineSegments(geometry,vanLineMat); group.add(building1VanLines[3]); } // Building2 sftw = 0; vertBuilding2 = buildingVertices(a1,b1,c1,a2,b2,c2,a3,b3,c3,sftx,sfty,sftz,sftw); building2 = new THREE.Mesh(geometry,yellowMat); building2.name = "Building 2"; group.add(building2); building2Edges[1] = new THREE.Line(geometry,edgeMat); group.add(building2Edges[1]); building2Edges[2] = new THREE.Line(geometry,edgeMat); group.add(building2Edges[2]); building2Edges[3] = new THREE.Line(geometry,edgeMat); group.add(building2Edges[3]); if(vanLines ==true){ building2VanLines[1] = new THREE.LineSegments(geometry,vanLineMat); group.add(building2VanLines[1]); building2VanLines[2] = new THREE.LineSegments(geometry,vanLineMat); group.add(building2VanLines[2]); building2VanLines[3] = new THREE.LineSegments(geometry,vanLineMat); group.add(building2VanLines[3]); } // Building3 sftw = -5; vertBuilding3 = buildingVertices(a1,b1,c1,a2,b2,c2,a3,b3,c3,sftx,sfty,sftz,sftw); building3 = new THREE.Mesh(geometry,blueMat); building3.name = "Building 3"; group.add(building3); building3Edges[1] = new THREE.Line(geometry,edgeMat); group.add(building3Edges[1]); building3Edges[2] = new THREE.Line(geometry,edgeMat); group.add(building3Edges[2]); building3Edges[3] = new THREE.Line(geometry,edgeMat); group.add(building3Edges[3]); if(vanLines ==true){ building3VanLines[1] = new THREE.LineSegments(geometry,vanLineMat); group.add(building3VanLines[1]); building3VanLines[2] = new THREE.LineSegments(geometry,vanLineMat); group.add(building3VanLines[2]); building3VanLines[3] = new THREE.LineSegments(geometry,vanLineMat); group.add(building3VanLines[3]); } }else if(object == 'hypercube'){ // Hypercube var a = 10, b = 10, c = 10, d = 10, sftx = 0, sfty = 0, sftz = 0, sftw = 0; vertHypercube = hyperprismVertices(a,b,c,d,sftx,sfty,sftz,sftw); hypercube = new THREE.Mesh(geometry,redMat); hypercube.name = "Hypercube"; group.add(hypercube); hypercubeEdges = new THREE.Line(geometry,edgeMat); group.add(hypercubeEdges); if(vanLines ==true){ hypercubeVanLines = new THREE.LineSegments(geometry,vanLineMat); group.add(hypercubeVanLines); } }else if(object == 'hyperbuilding'){ // Top hyperprism var a1 = 1.5, b1 = 3, c1 = 2, d1 = 2; // Middle hyperprism var a2 = 4.5, b2 = 7, c2 = 4, d2 = 4; // Bottom hyperprism var a3 = 7.5, b3 = 10, c3 = 15, d3 = 6; // Shifts var sftz = -(c1+c2+c3)/2; var sftx1 = 0, sfty1 = 0, sftz1 = sftz+c3+c2+c1/2, sftw1 = 0; var sftx2 = 0, sfty2 = 0, sftz2 = sftz+c3+c2/2, sftw2 = 0; var sftx3 = 0, sfty3 = 0, sftz3 = sftz+c3/2, sftw3 = 0; vertHyperbuilding1 = hyperprismVertices(a1,b1,c1,d1,sftx1,sfty1,sftz1,sftw1); hyperbuilding1 = new THREE.Mesh(geometry,redMat); hyperbuilding1.name = "Hyperprism 1"; group.add(hyperbuilding1); hyperbuilding1Edges = new THREE.Line(geometry,edgeMat); group.add(hyperbuilding1Edges); if(vanLines ==true){ hyperbuilding1VanLines = new THREE.LineSegments(geometry,vanLineMat); group.add(hyperbuilding1VanLines); } vertHyperbuilding2 = hyperprismVertices(a2,b2,c2,d2,sftx2,sfty2,sftz2,sftw2); hyperbuilding2 = new THREE.Mesh(geometry,redMat); hyperbuilding2.name = "Hyperprism 2"; group.add(hyperbuilding2); hyperbuilding2Edges = new THREE.Line(geometry,edgeMat); group.add(hyperbuilding2Edges); if(vanLines ==true){ hyperbuilding2VanLines = new THREE.LineSegments(geometry,vanLineMat); group.add(hyperbuilding2VanLines); } vertHyperbuilding3 = hyperprismVertices(a3,b3,c3,d3,sftx3,sfty3,sftz3,sftw3); hyperbuilding3 = new THREE.Mesh(geometry,redMat); hyperbuilding3.name = "Hyperprism 3"; group.add(hyperbuilding3); hyperbuilding3Edges = new THREE.Line(geometry,edgeMat); group.add(hyperbuilding3Edges); if(vanLines ==true){ hyperbuilding3VanLines = new THREE.LineSegments(geometry,vanLineMat); group.add(hyperbuilding3VanLines); } } updateElements(); } function updateElements(){ projector4D.updateMatrix(); // Update the reference system // Axis X axisX.position.copy(projector4D.project(oriAxisX,true,true)); //origin projAxisX = projector4D.project(vecAxisX,false,true); axisX.setDirection(projAxisX.clone().normalize()); //direction var lngth = projAxisX.length(); var headLngth = (1-Math.exp(-Math.abs(lngth)/2))*1.5 var headWidth = headLngth*.7 axisX.setLength(lngth,headLngth,headWidth); //length axisXnr.position.copy(projector4D.project(oriAxisX,true,true)); //origin projAxisXnr = projector4D.project(vecAxisX,false,false); axisXnr.setDirection(projAxisXnr.clone().normalize()); //direction lngth = projAxisXnr.length(); headLngth = (1-Math.exp(-Math.abs(lngth)/2))*1.5 headWidth = headLngth*.7 axisXnr.setLength(lngth,headLngth,headWidth); //length // Axis Y axisY.position.copy(projector4D.project(oriAxisY,true,true)); //origin projAxisY = projector4D.project(vecAxisY,false,true); axisY.setDirection(projAxisY.clone().normalize()); //direction lngth = projAxisY.length(); headLngth = (1-Math.exp(-Math.abs(lngth)/2))*1.5 headWidth = headLngth*.7 axisY.setLength(lngth,headLngth,headWidth); //length axisYnr.position.copy(projector4D.project(oriAxisY,true,true)); //origin projAxisYnr = projector4D.project(vecAxisY,false,false); axisYnr.setDirection(projAxisYnr.clone().normalize()); //direction lngth = projAxisYnr.length(); headLngth = (1-Math.exp(-Math.abs(lngth)/2))*1.5 headWidth = headLngth*.7 axisYnr.setLength(lngth,headLngth,headWidth); //length // Axis Z axisZ.position.copy(projector4D.project(oriAxisZ,true,true)); //origin projAxisZ = projector4D.project(vecAxisZ,false,true); axisZ.setDirection(projAxisZ.clone().normalize()); //direction lngth = projAxisZ.length(); headLngth = (1-Math.exp(-Math.abs(lngth)/2))*1.5 headWidth = headLngth*.7 axisZ.setLength(lngth,headLngth,headWidth); //length axisZnr.position.copy(projector4D.project(oriAxisZ,true,true)); //origin projAxisZnr = projector4D.project(vecAxisZ,false,false); axisZnr.setDirection(projAxisZnr.clone().normalize()); //direction lngth = projAxisZnr.length(); headLngth = (1-Math.exp(-Math.abs(lngth)/2))*1.5 headWidth = headLngth*.7 axisZnr.setLength(lngth,headLngth,headWidth); //length // Axis W axisW.position.copy(projector4D.project(oriAxisW,true,true)); //origin projAxisW = projector4D.project(vecAxisW,false,true); axisW.setDirection(projAxisW.clone().normalize()); //direction lngth = projAxisW.length(); headLngth = (1-Math.exp(-Math.abs(lngth)/2))*1.5 headWidth = headLngth*.7 axisW.setLength(lngth,headLngth,headWidth); //length if(object == 'prism'){ // Update the prism1 prism1.geometry = new Prism( vertPrism1[0],vertPrism1[1],vertPrism1[2],vertPrism1[3], vertPrism1[4],vertPrism1[5],vertPrism1[6],vertPrism1[7] ); prism1Edges.geometry = new PrismEdges( vertPrism1[0],vertPrism1[1],vertPrism1[2],vertPrism1[3], vertPrism1[4],vertPrism1[5],vertPrism1[6],vertPrism1[7] ); if(vanLines ==true){ prism1VanLines.geometry = new PrismVanLines( vertPrism1[0],vertPrism1[1],vertPrism1[2],vertPrism1[3], vertPrism1[4],vertPrism1[5],vertPrism1[6],vertPrism1[7] ); } }else if(object == 'buildings'){ // Update the building1 building1.geometry = new Building( vertBuilding1[0],vertBuilding1[1],vertBuilding1[2],vertBuilding1[3], vertBuilding1[4],vertBuilding1[5],vertBuilding1[6],vertBuilding1[7], vertBuilding1[8],vertBuilding1[9],vertBuilding1[10],vertBuilding1[11], vertBuilding1[12],vertBuilding1[13],vertBuilding1[14],vertBuilding1[15], vertBuilding1[16],vertBuilding1[17],vertBuilding1[18],vertBuilding1[19], vertBuilding1[20],vertBuilding1[21],vertBuilding1[22],vertBuilding1[23] ); building1Edges[1].geometry = new PrismEdges( vertBuilding1[0],vertBuilding1[1],vertBuilding1[2],vertBuilding1[3], vertBuilding1[4],vertBuilding1[5],vertBuilding1[6],vertBuilding1[7] ); if(vanLines ==true){ building1VanLines[1].geometry = new PrismVanLines( vertBuilding1[0],vertBuilding1[1],vertBuilding1[2],vertBuilding1[3], vertBuilding1[4],vertBuilding1[5],vertBuilding1[6],vertBuilding1[7] ); } building1Edges[2].geometry = new PrismEdges( vertBuilding1[8],vertBuilding1[9],vertBuilding1[10],vertBuilding1[11], vertBuilding1[12],vertBuilding1[13],vertBuilding1[14],vertBuilding1[15] ); if(vanLines ==true){ building1VanLines[2].geometry = new PrismVanLines( vertBuilding1[8],vertBuilding1[9],vertBuilding1[10],vertBuilding1[11], vertBuilding1[12],vertBuilding1[13],vertBuilding1[14],vertBuilding1[15] ); } building1Edges[3].geometry = new PrismEdges( vertBuilding1[16],vertBuilding1[17],vertBuilding1[18],vertBuilding1[19], vertBuilding1[20],vertBuilding1[21],vertBuilding1[22],vertBuilding1[23] ); if(vanLines ==true){ building1VanLines[3].geometry = new PrismVanLines( vertBuilding1[16],vertBuilding1[17],vertBuilding1[18],vertBuilding1[19], vertBuilding1[20],vertBuilding1[21],vertBuilding1[22],vertBuilding1[23] ); } // Update the building2 building2.geometry = new Building( vertBuilding2[0],vertBuilding2[1],vertBuilding2[2],vertBuilding2[3], vertBuilding2[4],vertBuilding2[5],vertBuilding2[6],vertBuilding2[7], vertBuilding2[8],vertBuilding2[9],vertBuilding2[10],vertBuilding2[11], vertBuilding2[12],vertBuilding2[13],vertBuilding2[14],vertBuilding2[15], vertBuilding2[16],vertBuilding2[17],vertBuilding2[18],vertBuilding2[19], vertBuilding2[20],vertBuilding2[21],vertBuilding2[22],vertBuilding2[23] ); building2Edges[1].geometry = new PrismEdges( vertBuilding2[0],vertBuilding2[1],vertBuilding2[2],vertBuilding2[3], vertBuilding2[4],vertBuilding2[5],vertBuilding2[6],vertBuilding2[7] ); if(vanLines ==true){ building2VanLines[1].geometry = new PrismVanLines( vertBuilding1[0],vertBuilding1[1],vertBuilding1[2],vertBuilding1[3], vertBuilding1[4],vertBuilding1[5],vertBuilding1[6],vertBuilding1[7] ); } building2Edges[2].geometry = new PrismEdges( vertBuilding2[8],vertBuilding2[9],vertBuilding2[10],vertBuilding2[11], vertBuilding2[12],vertBuilding2[13],vertBuilding2[14],vertBuilding2[15] ); if(vanLines ==true){ building2VanLines[2].geometry = new PrismVanLines( vertBuilding2[8],vertBuilding2[9],vertBuilding2[10],vertBuilding2[11], vertBuilding2[12],vertBuilding2[13],vertBuilding2[14],vertBuilding2[15] ); } building2Edges[3].geometry = new PrismEdges( vertBuilding2[16],vertBuilding2[17],vertBuilding2[18],vertBuilding2[19], vertBuilding2[20],vertBuilding2[21],vertBuilding2[22],vertBuilding2[23] ); if(vanLines ==true){ building2VanLines[3].geometry = new PrismVanLines( vertBuilding2[16],vertBuilding2[17],vertBuilding2[18],vertBuilding2[19], vertBuilding2[20],vertBuilding2[21],vertBuilding2[22],vertBuilding2[23] ); } // Update the building3 building3.geometry = new Building( vertBuilding3[0],vertBuilding3[1],vertBuilding3[2],vertBuilding3[3], vertBuilding3[4],vertBuilding3[5],vertBuilding3[6],vertBuilding3[7], vertBuilding3[8],vertBuilding3[9],vertBuilding3[10],vertBuilding3[11], vertBuilding3[12],vertBuilding3[13],vertBuilding3[14],vertBuilding3[15], vertBuilding3[16],vertBuilding3[17],vertBuilding3[18],vertBuilding3[19], vertBuilding3[20],vertBuilding3[21],vertBuilding3[22],vertBuilding3[23] ); building3Edges[1].geometry = new PrismEdges( vertBuilding3[0],vertBuilding3[1],vertBuilding3[2],vertBuilding3[3], vertBuilding3[4],vertBuilding3[5],vertBuilding3[6],vertBuilding3[7] ); if(vanLines ==true){ building3VanLines[1].geometry = new PrismVanLines( vertBuilding3[0],vertBuilding3[1],vertBuilding3[2],vertBuilding3[3], vertBuilding3[4],vertBuilding3[5],vertBuilding3[6],vertBuilding3[7] ); } building3Edges[2].geometry = new PrismEdges( vertBuilding3[8],vertBuilding3[9],vertBuilding3[10],vertBuilding3[11], vertBuilding3[12],vertBuilding3[13],vertBuilding3[14],vertBuilding3[15] ); if(vanLines ==true){ building3VanLines[2].geometry = new PrismVanLines( vertBuilding3[8],vertBuilding3[9],vertBuilding3[10],vertBuilding3[11], vertBuilding3[12],vertBuilding3[13],vertBuilding3[14],vertBuilding3[15] ); } building3Edges[3].geometry = new PrismEdges( vertBuilding3[16],vertBuilding3[17],vertBuilding3[18],vertBuilding3[19], vertBuilding3[20],vertBuilding3[21],vertBuilding3[22],vertBuilding3[23] ); if(vanLines ==true){ building3VanLines[3].geometry = new PrismVanLines( vertBuilding3[16],vertBuilding3[17],vertBuilding3[18],vertBuilding3[19], vertBuilding3[20],vertBuilding3[21],vertBuilding3[22],vertBuilding3[23] ); } }else if(object == 'hypercube'){ // Update the hypercube hypercube.geometry = new Hypercube( vertHypercube[0],vertHypercube[1],vertHypercube[2],vertHypercube[3], vertHypercube[4],vertHypercube[5],vertHypercube[6],vertHypercube[7], vertHypercube[8],vertHypercube[9],vertHypercube[10],vertHypercube[11], vertHypercube[12],vertHypercube[13],vertHypercube[14],vertHypercube[15] ); hypercubeEdges.geometry = new HypercubeEdges( vertHypercube[0],vertHypercube[1],vertHypercube[2],vertHypercube[3], vertHypercube[4],vertHypercube[5],vertHypercube[6],vertHypercube[7], vertHypercube[8],vertHypercube[9],vertHypercube[10],vertHypercube[11], vertHypercube[12],vertHypercube[13],vertHypercube[14],vertHypercube[15] ); if(vanLines ==true){ hypercubeVanLines.geometry = new HypercubeVanLines( vertHypercube[0],vertHypercube[1],vertHypercube[2],vertHypercube[3], vertHypercube[4],vertHypercube[5],vertHypercube[6],vertHypercube[7], vertHypercube[8],vertHypercube[9],vertHypercube[10],vertHypercube[11], vertHypercube[12],vertHypercube[13],vertHypercube[14],vertHypercube[15] ); } }else if(object == 'hyperbuilding'){ // Update the top hyperprism hyperbuilding1.geometry = new Hypercube( vertHyperbuilding1[0],vertHyperbuilding1[1],vertHyperbuilding1[2],vertHyperbuilding1[3], vertHyperbuilding1[4],vertHyperbuilding1[5],vertHyperbuilding1[6],vertHyperbuilding1[7], vertHyperbuilding1[8],vertHyperbuilding1[9],vertHyperbuilding1[10],vertHyperbuilding1[11], vertHyperbuilding1[12],vertHyperbuilding1[13],vertHyperbuilding1[14],vertHyperbuilding1[15] ); hyperbuilding1Edges.geometry = new HypercubeEdges( vertHyperbuilding1[0],vertHyperbuilding1[1],vertHyperbuilding1[2],vertHyperbuilding1[3], vertHyperbuilding1[4],vertHyperbuilding1[5],vertHyperbuilding1[6],vertHyperbuilding1[7], vertHyperbuilding1[8],vertHyperbuilding1[9],vertHyperbuilding1[10],vertHyperbuilding1[11], vertHyperbuilding1[12],vertHyperbuilding1[13],vertHyperbuilding1[14],vertHyperbuilding1[15] ); if(vanLines ==true){ hyperbuilding1VanLines.geometry = new HypercubeVanLines( vertHyperbuilding1[0],vertHyperbuilding1[1],vertHyperbuilding1[2],vertHyperbuilding1[3], vertHyperbuilding1[4],vertHyperbuilding1[5],vertHyperbuilding1[6],vertHyperbuilding1[7], vertHyperbuilding1[8],vertHyperbuilding1[9],vertHyperbuilding1[10],vertHyperbuilding1[11], vertHyperbuilding1[12],vertHyperbuilding1[13],vertHyperbuilding1[14],vertHyperbuilding1[15] ); } // Update the middle hyperprism hyperbuilding2.geometry = new Hypercube( vertHyperbuilding2[0],vertHyperbuilding2[1],vertHyperbuilding2[2],vertHyperbuilding2[3], vertHyperbuilding2[4],vertHyperbuilding2[5],vertHyperbuilding2[6],vertHyperbuilding2[7], vertHyperbuilding2[8],vertHyperbuilding2[9],vertHyperbuilding2[10],vertHyperbuilding2[11], vertHyperbuilding2[12],vertHyperbuilding2[13],vertHyperbuilding2[14],vertHyperbuilding2[15] ); hyperbuilding2Edges.geometry = new HypercubeEdges( vertHyperbuilding2[0],vertHyperbuilding2[1],vertHyperbuilding2[2],vertHyperbuilding2[3], vertHyperbuilding2[4],vertHyperbuilding2[5],vertHyperbuilding2[6],vertHyperbuilding2[7], vertHyperbuilding2[8],vertHyperbuilding2[9],vertHyperbuilding2[10],vertHyperbuilding2[11], vertHyperbuilding2[12],vertHyperbuilding2[13],vertHyperbuilding2[14],vertHyperbuilding2[15] ); if(vanLines ==true){ hyperbuilding2VanLines.geometry = new HypercubeVanLines( vertHyperbuilding2[0],vertHyperbuilding2[1],vertHyperbuilding2[2],vertHyperbuilding2[3], vertHyperbuilding2[4],vertHyperbuilding2[5],vertHyperbuilding2[6],vertHyperbuilding2[7], vertHyperbuilding2[8],vertHyperbuilding2[9],vertHyperbuilding2[10],vertHyperbuilding2[11], vertHyperbuilding2[12],vertHyperbuilding2[13],vertHyperbuilding2[14],vertHyperbuilding2[15] ); } // Update the bottom hyperprism hyperbuilding3.geometry = new Hypercube( vertHyperbuilding3[0],vertHyperbuilding3[1],vertHyperbuilding3[2],vertHyperbuilding3[3], vertHyperbuilding3[4],vertHyperbuilding3[5],vertHyperbuilding3[6],vertHyperbuilding3[7], vertHyperbuilding3[8],vertHyperbuilding3[9],vertHyperbuilding3[10],vertHyperbuilding3[11], vertHyperbuilding3[12],vertHyperbuilding3[13],vertHyperbuilding3[14],vertHyperbuilding3[15] ); hyperbuilding3Edges.geometry = new HypercubeEdges( vertHyperbuilding3[0],vertHyperbuilding3[1],vertHyperbuilding3[2],vertHyperbuilding3[3], vertHyperbuilding3[4],vertHyperbuilding3[5],vertHyperbuilding3[6],vertHyperbuilding3[7], vertHyperbuilding3[8],vertHyperbuilding3[9],vertHyperbuilding3[10],vertHyperbuilding3[11], vertHyperbuilding3[12],vertHyperbuilding3[13],vertHyperbuilding3[14],vertHyperbuilding3[15] ); if(vanLines ==true){ hyperbuilding3VanLines.geometry = new HypercubeVanLines( vertHyperbuilding3[0],vertHyperbuilding3[1],vertHyperbuilding3[2],vertHyperbuilding3[3], vertHyperbuilding3[4],vertHyperbuilding3[5],vertHyperbuilding3[6],vertHyperbuilding3[7], vertHyperbuilding3[8],vertHyperbuilding3[9],vertHyperbuilding3[10],vertHyperbuilding3[11], vertHyperbuilding3[12],vertHyperbuilding3[13],vertHyperbuilding3[14],vertHyperbuilding3[15] ); } } } function addLights(){ var ambLight = new THREE.AmbientLight(0x404040); ambLight.name = "Ambient light"; group.add(ambLight); var dirLight = new THREE.DirectionalLight(0xffffff,1); dirLight.position.set(100,70,50).normalize(); dirLight.name = "Directional light"; group.add(dirLight); } function setContainerSize(){ // To make the container as big as window contWidth = window.innerWidth; //contHeight = window.innerHeight; contHeight = window.innerHeight-135; // Or to fix the container size //contWidth = 300; //contHeight = 300; } function onWindowResize(){ setContainerSize(); camera.aspect = contWidth/contHeight; renderer.setSize(contWidth,contHeight); render(); } function onDocumentMouseDown(event){ //event.preventDefault(); msg.style.display = 'none'; container.addEventListener('mousemove',onDocumentMouseMove,true); container.addEventListener('mouseup',onDocumentMouseUp,true); //container.addEventListener('mouseout',onDocumentMouseOut,true); //mouseXOnMouseDown = event.clientX-contWidth/2; mouseXOnMouseDown = event.clientX; //mouseYOnMouseDown = event.clientY-contHeight/2; mouseYOnMouseDown = event.clientY; MotionStart(); } function onDocumentTouchStart(event){ if(event.touches.length === 1){ //event.preventDefault(); msg.style.display = 'none'; container.addEventListener('touchmove',onDocumentTouchMove,true); container.addEventListener('touchend',onDocumentTouchEnd,true); //mouseXOnMouseDown = event.touches[0].pageX-contWidth/2; mouseXOnMouseDown = event.touches[0].pageX; //mouseYOnMouseDown = event.touches[0].pageY-contHeight/2; mouseYOnMouseDown = event.touches[0].pageY; MotionStart(); } } function MotionStart(){ AngThetaOnMouseDown = AngTheta; AngPhiOnMouseDown = AngPhi; angXYOnMouseDown = projector4D.angXY; angYZOnMouseDown = projector4D.angYZ; angZWOnMouseDown = projector4D.angZW; angWXOnMouseDown = projector4D.angWX; pos3DXOnMouseDown = pos3DX; pos3DYOnMouseDown = pos3DY; pos3DZOnMouseDown = pos3DZ; pos4DXOnMouseDown = projector4D.posX; pos4DYOnMouseDown = projector4D.posY; pos4DZOnMouseDown = projector4D.posZ; pos4DWOnMouseDown = projector4D.posW; } function onDocumentMouseMove(event){ event.preventDefault(); //mouseX = event.clientX-contWidth/2; mouseX = event.clientX; //mouseY = event.clientY-contHeight/2; mouseY = event.clientY; MotionGoing(); } function onDocumentTouchMove(event){ if(event.touches.length === 1){ event.preventDefault(); //mouseX = event.touches[0].pageX – contWidth/2; mouseX = event.touches[0].pageX; //mouseY = event.touches[0].pageY – contHeight/2; mouseY = event.touches[0].pageY; MotionGoing(); } } function MotionGoing(){ objects.style.pointerEvents = "none"; zoom.style.pointerEvents = "none"; faces.style.pointerEvents = "none"; vlines.style.pointerEvents = "none"; info.style.pointerEvents = "none"; if(motMode == 0){ AngTheta = AngThetaOnMouseDown+(mouseY-mouseYOnMouseDown)/100; AngPhi = AngPhiOnMouseDown+(mouseX-mouseXOnMouseDown)/100; document.getElementById('AngPhi').innerHTML = (-AngPhi*180/3.1416).toFixed(0)+'^o‘; document.getElementById(‘AngTheta’).innerHTML = (-AngTheta*180/3.1416).toFixed(0)+’^o‘; }else if(motMode == 1){ if(plnsXY_YZ == true){ projector4D.angXY = angXYOnMouseDown+((mouseY-mouseYOnMouseDown)*0.5)*3.1416/180; projector4D.angYZ = angYZOnMouseDown+((mouseX-mouseXOnMouseDown)*0.5)*3.1416/180; document.getElementById(‘angXY’).innerHTML = (projector4D.angXY*180/3.1416).toFixed(0)+’^o‘; document.getElementById(‘angYZ’).innerHTML = (projector4D.angYZ*180/3.1416).toFixed(0)+’^o‘; }else if(plnsXY_ZW == true){ projector4D.angXY = angXYOnMouseDown+((mouseY-mouseYOnMouseDown)*0.5)*3.1416/180; projector4D.angZW = angZWOnMouseDown+((mouseX-mouseXOnMouseDown)*0.5)*3.1416/180; document.getElementById(‘angXY’).innerHTML = (projector4D.angXY*180/3.1416).toFixed(0)+’^o‘; document.getElementById(‘angZW’).innerHTML = (projector4D.angZW*180/3.1416).toFixed(0)+’^o‘; }else if(plnsXY_WX == true){ projector4D.angXY = angXYOnMouseDown+((mouseY-mouseYOnMouseDown)*0.5)*3.1416/180; projector4D.angWX = angWXOnMouseDown+((mouseX-mouseXOnMouseDown)*0.5)*3.1416/180; document.getElementById(‘angXY’).innerHTML = (projector4D.angXY*180/3.1416).toFixed(0)+’^o‘; document.getElementById(‘angWX’).innerHTML = (projector4D.angWX*180/3.1416).toFixed(0)+’^o‘; } updateElements(); }else if(motMode == 2){ if(axsYZ == true){ pos3DY = pos3DYOnMouseDown-(mouseX-mouseXOnMouseDown)/30; pos3DX = pos3DXOnMouseDown+(mouseY-mouseYOnMouseDown)/30; } }else if(motMode == 3){ if(axsYZ == true){ projector4D.posY = pos4DYOnMouseDown+(mouseX-mouseXOnMouseDown)/30; projector4D.posZ = pos4DZOnMouseDown-(mouseY-mouseYOnMouseDown)/30; } updateElements(); } render(); } function onDocumentMouseUp(event){ container.removeEventListener(‘mousemove’,onDocumentMouseMove,true); container.removeEventListener(‘mouseup’,onDocumentMouseUp,true); //container.removeEventListener(‘mouseout’,onDocumentMouseOut,true); MotionEnd(); } function onDocumentMouseOut(event){ container.removeEventListener(‘mousemove’,onDocumentMouseMove,true); container.removeEventListener(‘mouseup’,onDocumentMouseUp,true); //container.removeEventListener(‘mouseout’,onDocumentMouseOut,true); MotionEnd(); } function onDocumentTouchEnd(event){ container.removeEventListener(‘touchmove’,onDocumentTouchMove,true); container.removeEventListener(‘touchend’,onDocumentTouchEnd,true); MotionEnd(); } function MotionEnd(){ objects.style.pointerEvents = “initial”; zoom.style.pointerEvents = “initial”; faces.style.pointerEvents = “initial”; vlines.style.pointerEvents = “initial”; info.style.pointerEvents = “initial”; } function Prism(a,b,c,d,e,f,g,h){ // d——c // /||\ Z // a———-b ^ // | || | | // | e——f | –> Y // |/ \| / // h———-g V X var geom = new THREE.Geometry(); geom.vertices.push( projector4D.project(a,true,true), projector4D.project(b,true,true), projector4D.project(c,true,true), projector4D.project(d,true,true), projector4D.project(e,true,true), projector4D.project(f,true,true), projector4D.project(g,true,true), projector4D.project(h,true,true) ); geom.mergeVertices(); geom.faces.push( new THREE.Face3(0,1,2), new THREE.Face3(2,3,0),//top face new THREE.Face3(0,7,6), new THREE.Face3(6,1,0),//front face new THREE.Face3(1,6,5), new THREE.Face3(5,2,1),//right face new THREE.Face3(2,5,4), new THREE.Face3(4,3,2),//back face new THREE.Face3(0,3,4), new THREE.Face3(4,7,0),//left face new THREE.Face3(4,5,6), new THREE.Face3(6,7,4)//bottom face ); geom.mergeVertices(); geom.computeVertexNormals(); geom.computeMorphNormals(); geom.computeLineDistances(); geom.computeFaceNormals(); return geom; } function PrismEdges(a,b,c,d,e,f,g,h){ // d——c // /||\ Z // a———-b ^ // | || | | // | e——f | –> Y // |/ \| / // h———-g V X var geom = new THREE.Geometry(); geom.vertices.push( // The edges are defined by a continuous line projector4D.project(a,true,true), projector4D.project(b,true,true), projector4D.project(c,true,true), projector4D.project(d,true,true), projector4D.project(a,true,true), projector4D.project(h,true,true), projector4D.project(g,true,true), projector4D.project(f,true,true), projector4D.project(e,true,true), projector4D.project(h,true,true), projector4D.project(g,true,true), projector4D.project(b,true,true), projector4D.project(c,true,true), projector4D.project(f,true,true), projector4D.project(e,true,true), projector4D.project(d,true,true) ); return geom; } function PrismVanLines(a,b,c,d,e,f,g,h){ // d——c // /||\ Z // a———-b ^ // | || | | // | e——f | –> Y // |/ \| / // h———-g V X var geom = new THREE.Geometry(); geom.vertices.push( // Segment ab vanishing line projector4D.project(a,true,true),projector4D.project(vanPoint(b,a),true,true), projector4D.project(b,true,true),projector4D.project(vanPoint(a,b),true,true), // Segment bc vanishing line projector4D.project(b,true,true),projector4D.project(vanPoint(c,b),true,true), projector4D.project(c,true,true),projector4D.project(vanPoint(b,c),true,true), // Segment cd vanishing line projector4D.project(c,true,true),projector4D.project(vanPoint(d,c),true,true), projector4D.project(d,true,true),projector4D.project(vanPoint(c,d),true,true), // Segment da vanishing line projector4D.project(d,true,true),projector4D.project(vanPoint(a,d),true,true), projector4D.project(a,true,true),projector4D.project(vanPoint(d,a),true,true), // Segment de vanishing line projector4D.project(d,true,true),projector4D.project(vanPoint(e,d),true,true), projector4D.project(e,true,true),projector4D.project(vanPoint(d,e),true,true), // Segment ef vanishing line projector4D.project(e,true,true),projector4D.project(vanPoint(f,e),true,true), projector4D.project(f,true,true),projector4D.project(vanPoint(e,f),true,true), // Segment fg vanishing line projector4D.project(f,true,true),projector4D.project(vanPoint(g,f),true,true), projector4D.project(g,true,true),projector4D.project(vanPoint(f,g),true,true), // Segment gh vanishing line projector4D.project(g,true,true),projector4D.project(vanPoint(h,g),true,true), projector4D.project(h,true,true),projector4D.project(vanPoint(g,h),true,true), // Segment he vanishing line projector4D.project(h,true,true),projector4D.project(vanPoint(e,h),true,true), projector4D.project(e,true,true),projector4D.project(vanPoint(h,e),true,true), // Segment ah vanishing line projector4D.project(a,true,true),projector4D.project(vanPoint(h,a),true,true), projector4D.project(h,true,true),projector4D.project(vanPoint(a,h),true,true), // Segment bg vanishing line projector4D.project(b,true,true),projector4D.project(vanPoint(g,b),true,true), projector4D.project(g,true,true),projector4D.project(vanPoint(b,g),true,true), // Segment cf vanishing line projector4D.project(c,true,true),projector4D.project(vanPoint(f,c),true,true), projector4D.project(f,true,true),projector4D.project(vanPoint(c,f),true,true), // Segment de vanishing line projector4D.project(d,true,true),projector4D.project(vanPoint(e,d),true,true), projector4D.project(e,true,true),projector4D.project(vanPoint(d,e),true,true) ); return geom; } function vanPoint(a,b){ // Vanishing line of segment [a,b]: vec b + (vec b – vec a) * 1e6 = vec b * (1+1e6) + vec a * (-1e6) return new THREE.Vector4().addVectors(b.clone().multiplyScalar(1+1e6),a.clone().multiplyScalar(-1e6)) } function Building(a,b,c,d,e,f,g,h,i,j,k,l,m,n,o,p,q,r,s,t,u,v,w,x){ // d——c // /||\ Z // a———-b ^ // l-|-|——|-|-k | ///| | e——f | |\ –> Y // / | |/ \| | \ / // / | h———-g | \ V X // i———————-j // | | | | // | | | | // t-|—|————–|—|-s ///| | m————–n | |\ // / | | / \ | | \ // / | | /\ | | \ // / | |/ \| | \ // / | p———————-o | \ // q————————————–r // | | | | // | | | | // | | | | // | u————————–v | // | / \ | // | /\ | // | / \ | // | / \ | // |/\| // x————————————–w // //0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 //a,b,c,d,e,f,g,h,i,j, k, l, m, n, o, p, q, r, s, t, u, v, w, x var geom = new THREE.Geometry(); geom.vertices.push( projector4D.project(a,true,true), projector4D.project(b,true,true), projector4D.project(c,true,true), projector4D.project(d,true,true), projector4D.project(e,true,true), projector4D.project(f,true,true), projector4D.project(g,true,true), projector4D.project(h,true,true), projector4D.project(i,true,true), projector4D.project(j,true,true), projector4D.project(k,true,true), projector4D.project(l,true,true), projector4D.project(m,true,true), projector4D.project(n,true,true), projector4D.project(o,true,true), projector4D.project(p,true,true), projector4D.project(q,true,true), projector4D.project(r,true,true), projector4D.project(s,true,true), projector4D.project(t,true,true), projector4D.project(u,true,true), projector4D.project(v,true,true), projector4D.project(w,true,true), projector4D.project(x,true,true) ); geom.faces.push( //top prism new THREE.Face3(0,1,2), new THREE.Face3(2,3,0),//top face new THREE.Face3(0,7,6), new THREE.Face3(6,1,0),//front face new THREE.Face3(1,6,5), new THREE.Face3(5,2,1),//right face new THREE.Face3(2,5,4), new THREE.Face3(4,3,2),//back face new THREE.Face3(0,3,4), new THREE.Face3(4,7,0),//left face //middle prism new THREE.Face3(8,9,6), new THREE.Face3(6,7,8),//front piece of the top face new THREE.Face3(9,10,5), new THREE.Face3(5,6,9),//right piece of the top face new THREE.Face3(10,11,4), new THREE.Face3(4,5,10),//back piece of the top face new THREE.Face3(11,8,7), new THREE.Face3(7,4,11),//left piece of the top face new THREE.Face3(8,15,14), new THREE.Face3(14,9,8),//front face new THREE.Face3(9,14,13), new THREE.Face3(13,10,9),//right face new THREE.Face3(10,13,12), new THREE.Face3(12,11,10),//back face new THREE.Face3(11,12,15), new THREE.Face3(15,8,11),//left face //bottom prism new THREE.Face3(16,17,14), new THREE.Face3(14,15,16),//front piece of the top face new THREE.Face3(17,18,13), new THREE.Face3(13,14,17),//right piece of the top face new THREE.Face3(18,19,12), new THREE.Face3(12,13,18),//back piece of the top face new THREE.Face3(19,16,15), new THREE.Face3(15,12,19),//left piece of the top face new THREE.Face3(16,23,22), new THREE.Face3(22,17,16),//front face new THREE.Face3(17,22,21), new THREE.Face3(21,18,17),//right face new THREE.Face3(18,21,20), new THREE.Face3(20,19,18),//back face new THREE.Face3(19,20,23), new THREE.Face3(23,16,19),//left face new THREE.Face3(20,21,22), new THREE.Face3(22,23,20)//bottom face ); geom.computeFaceNormals(); return geom; } function buildingVertices(a1,b1,c1,a2,b2,c2,a3,b3,c3,sftx,sfty,sftz,sftw){ var verts = [] // Top prism – Top XY face var sftz1 = sftz+c3+c2+c1/2; verts[0] = new THREE.Vector4(a1/2+sftx,-b1/2+sfty,c1/2+sftz1,sftw); verts[1] = new THREE.Vector4(a1/2+sftx,b1/2+sfty,c1/2+sftz1,sftw); verts[2] = new THREE.Vector4(-a1/2+sftx,b1/2+sfty,c1/2+sftz1,sftw); verts[3] = new THREE.Vector4(-a1/2+sftx,-b1/2+sfty,c1/2+sftz1,sftw); // Top prism – Bottom XY face verts[4] = new THREE.Vector4(-a1/2+sftx,-b1/2+sfty,-c1/2+sftz1,sftw); verts[5] = new THREE.Vector4(-a1/2+sftx,b1/2+sfty,-c1/2+sftz1,sftw); verts[6] = new THREE.Vector4(a1/2+sftx,b1/2+sfty,-c1/2+sftz1,sftw); verts[7] = new THREE.Vector4(a1/2+sftx,-b1/2+sfty,-c1/2+sftz1,sftw); // Middle prism – Top XY face var sftz2 = sftz+c3+c2/2; verts[8] = new THREE.Vector4(a2/2+sftx,-b2/2+sfty,c2/2+sftz2,sftw); verts[9] = new THREE.Vector4(a2/2+sftx,b2/2+sfty,c2/2+sftz2,sftw); verts[10] = new THREE.Vector4(-a2/2+sftx,b2/2+sfty,c2/2+sftz2,sftw); verts[11] = new THREE.Vector4(-a2/2+sftx,-b2/2+sfty,c2/2+sftz2,sftw); // Middle prism – Bottom XY face verts[12] = new THREE.Vector4(-a2/2+sftx,-b2/2+sfty,-c2/2+sftz2,sftw); verts[13] = new THREE.Vector4(-a2/2+sftx,b2/2+sfty,-c2/2+sftz2,sftw); verts[14] = new THREE.Vector4(a2/2+sftx,b2/2+sfty,-c2/2+sftz2,sftw); verts[15] = new THREE.Vector4(a2/2+sftx,-b2/2+sfty,-c2/2+sftz2,sftw); // Bottom prism – Top XY face var sftz3 = sftz+c3/2; verts[16] = new THREE.Vector4(a3/2+sftx,-b3/2+sfty,c3/2+sftz3,sftw); verts[17] = new THREE.Vector4(a3/2+sftx,b3/2+sfty,c3/2+sftz3,sftw); verts[18] = new THREE.Vector4(-a3/2+sftx,b3/2+sfty,c3/2+sftz3,sftw); verts[19] = new THREE.Vector4(-a3/2+sftx,-b3/2+sfty,c3/2+sftz3,sftw); // Bottom prism – Bottom XY face verts[20] = new THREE.Vector4(-a3/2+sftx,-b3/2+sfty,-c3/2+sftz3,sftw); verts[21] = new THREE.Vector4(-a3/2+sftx,b3/2+sfty,-c3/2+sftz3,sftw); verts[22] = new THREE.Vector4(a3/2+sftx,b3/2+sfty,-c3/2+sftz3,sftw); verts[23] = new THREE.Vector4(a3/2+sftx,-b3/2+sfty,-c3/2+sftz3,sftw); return verts; } function hyperprismVertices(a,b,c,d,sftx,sfty,sftz,sftw){ var verts = [] // Near prism – Top XY face verts[0] = new THREE.Vector4(a/2+sftx,-b/2+sfty,c/2+sftz,-d/2+sftw); verts[1] = new THREE.Vector4(a/2+sftx,b/2+sfty,c/2+sftz,-d/2+sftw); verts[2] = new THREE.Vector4(-a/2+sftx,b/2+sfty,c/2+sftz,-d/2+sftw); verts[3] = new THREE.Vector4(-a/2+sftx,-b/2+sfty,c/2+sftz,-d/2+sftw); // Near prism – Bottom XY face verts[4] = new THREE.Vector4(-a/2+sftx,-b/2+sfty,-c/2+sftz,-d/2+sftw); verts[5] = new THREE.Vector4(-a/2+sftx,b/2+sfty,-c/2+sftz,-d/2+sftw); verts[6] = new THREE.Vector4(a/2+sftx,b/2+sfty,-c/2+sftz,-d/2+sftw); verts[7] = new THREE.Vector4(a/2+sftx,-b/2+sfty,-c/2+sftz,-d/2+sftw); // Far prism – Top XY face verts[8] = new THREE.Vector4(a/2+sftx,-b/2+sfty,c/2+sftz,d/2+sftw); verts[9] = new THREE.Vector4(a/2+sftx,b/2+sfty,c/2+sftz,d/2+sftw); verts[10] = new THREE.Vector4(-a/2+sftx,b/2+sfty,c/2+sftz,d/2+sftw); verts[11] = new THREE.Vector4(-a/2+sftx,-b/2+sfty,c/2+sftz,d/2+sftw); // Far prism – Bottom XY face verts[12] = new THREE.Vector4(-a/2+sftx,-b/2+sfty,-c/2+sftz,d/2+sftw); verts[13] = new THREE.Vector4(-a/2+sftx,b/2+sfty,-c/2+sftz,d/2+sftw); verts[14] = new THREE.Vector4(a/2+sftx,b/2+sfty,-c/2+sftz,d/2+sftw); verts[15] = new THREE.Vector4(a/2+sftx,-b/2+sfty,-c/2+sftz,d/2+sftw); return verts; } function Hypercube(a,b,c,d,e,f,g,h,i,j,k,l,m,n,o,p){ // l————–k ///| |\ Z // / | | \^ // / | | \ | // i———————-j –> Y // | | d——c | | / // | | /||\ | | V X // | | a———-b | | // | | | || | | | // | | | e——f | | | // | m-|/——–\|-n | // | / h———-g \ | // | /\ | // |/ \| // p———————-o // //0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 //a,b,c,d,e,f,g,h,i,j, k, l, m, n, o, p var geom = new THREE.Geometry(); geom.vertices.push( projector4D.project(a,true,true), projector4D.project(b,true,true), projector4D.project(c,true,true), projector4D.project(d,true,true), projector4D.project(e,true,true), projector4D.project(f,true,true), projector4D.project(g,true,true), projector4D.project(h,true,true), projector4D.project(i,true,true), projector4D.project(j,true,true), projector4D.project(k,true,true), projector4D.project(l,true,true), projector4D.project(m,true,true), projector4D.project(n,true,true), projector4D.project(o,true,true), projector4D.project(p,true,true) ); geom.faces.push( //inner prism new THREE.Face3(0,1,2), new THREE.Face3(2,3,0),//top face new THREE.Face3(0,7,6), new THREE.Face3(6,1,0),//front face new THREE.Face3(1,6,5), new THREE.Face3(5,2,1),//right face new THREE.Face3(2,5,4), new THREE.Face3(4,3,2),//back face new THREE.Face3(0,3,4), new THREE.Face3(4,7,0),//left face new THREE.Face3(4,5,6), new THREE.Face3(6,7,4),//bottom face //outter prism new THREE.Face3(8,9,10), new THREE.Face3(10,11,8),//top face new THREE.Face3(8,15,14), new THREE.Face3(14,9,8),//front face new THREE.Face3(9,14,13), new THREE.Face3(13,10,9),//right face new THREE.Face3(10,13,12), new THREE.Face3(12,11,10),//back face new THREE.Face3(11,12,15), new THREE.Face3(15,8,11),//left face //connecting faces new THREE.Face3(0,8,15), new THREE.Face3(15,7,0), new THREE.Face3(1,9,14), new THREE.Face3(14,6,1), new THREE.Face3(2,10,13), new THREE.Face3(13,5,2), new THREE.Face3(3,11,12), new THREE.Face3(12,4,3) /* //reverse side of the connecting faces ,new THREE.Face3(0,15,8), new THREE.Face3(15,0,7), new THREE.Face3(1,14,9), new THREE.Face3(14,1,6), new THREE.Face3(2,13,10), new THREE.Face3(13,2,5), new THREE.Face3(3,12,11), new THREE.Face3(12,3,4) */ ); geom.computeFaceNormals(); return geom; } function HypercubeEdges(a,b,c,d,e,f,g,h,i,j,k,l,m,n,o,p){ var geom = new THREE.Geometry(); geom.vertices.push( // the edges are defined by continuous line projector4D.project(a,true,true), projector4D.project(b,true,true), projector4D.project(c,true,true), projector4D.project(d,true,true), projector4D.project(a,true,true), projector4D.project(h,true,true), projector4D.project(g,true,true), projector4D.project(f,true,true), projector4D.project(e,true,true), projector4D.project(h,true,true), projector4D.project(g,true,true), projector4D.project(b,true,true), projector4D.project(c,true,true), projector4D.project(f,true,true), projector4D.project(e,true,true), projector4D.project(d,true,true), projector4D.project(l,true,true), projector4D.project(i,true,true), projector4D.project(j,true,true), projector4D.project(k,true,true), projector4D.project(l,true,true), projector4D.project(m,true,true), projector4D.project(n,true,true), projector4D.project(o,true,true), projector4D.project(p,true,true), projector4D.project(m,true,true), projector4D.project(e,true,true), projector4D.project(h,true,true), projector4D.project(p,true,true), projector4D.project(i,true,true), projector4D.project(a,true,true), projector4D.project(b,true,true), projector4D.project(j,true,true), projector4D.project(o,true,true), projector4D.project(g,true,true), projector4D.project(f,true,true), projector4D.project(n,true,true), projector4D.project(k,true,true), projector4D.project(c,true,true) ); return geom; } function HypercubeVanLines(a,b,c,d,e,f,g,h,i,j,k,l,m,n,o,p){ var geom = new THREE.Geometry(); geom.vertices.push( // Segment ab vanishing line projector4D.project(a,true,true),projector4D.project(vanPoint(b,a),true,true), projector4D.project(b,true,true),projector4D.project(vanPoint(a,b),true,true), // Segment bc vanishing line projector4D.project(b,true,true),projector4D.project(vanPoint(c,b),true,true), projector4D.project(c,true,true),projector4D.project(vanPoint(b,c),true,true), // Segment cd vanishing line projector4D.project(c,true,true),projector4D.project(vanPoint(d,c),true,true), projector4D.project(d,true,true),projector4D.project(vanPoint(c,d),true,true), // Segment da vanishing line projector4D.project(d,true,true),projector4D.project(vanPoint(a,d),true,true), projector4D.project(a,true,true),projector4D.project(vanPoint(d,a),true,true), // Segment de vanishing line projector4D.project(d,true,true),projector4D.project(vanPoint(e,d),true,true), projector4D.project(e,true,true),projector4D.project(vanPoint(d,e),true,true), // Segment ef vanishing line projector4D.project(e,true,true),projector4D.project(vanPoint(f,e),true,true), projector4D.project(f,true,true),projector4D.project(vanPoint(e,f),true,true), // Segment fg vanishing line projector4D.project(f,true,true),projector4D.project(vanPoint(g,f),true,true), projector4D.project(g,true,true),projector4D.project(vanPoint(f,g),true,true), // Segment gh vanishing line projector4D.project(g,true,true),projector4D.project(vanPoint(h,g),true,true), projector4D.project(h,true,true),projector4D.project(vanPoint(g,h),true,true), // Segment he vanishing line projector4D.project(h,true,true),projector4D.project(vanPoint(e,h),true,true), projector4D.project(e,true,true),projector4D.project(vanPoint(h,e),true,true), // Segment ah vanishing line projector4D.project(a,true,true),projector4D.project(vanPoint(h,a),true,true), projector4D.project(h,true,true),projector4D.project(vanPoint(a,h),true,true), // Segment bg vanishing line projector4D.project(b,true,true),projector4D.project(vanPoint(g,b),true,true), projector4D.project(g,true,true),projector4D.project(vanPoint(b,g),true,true), // Segment cf vanishing line projector4D.project(c,true,true),projector4D.project(vanPoint(f,c),true,true), projector4D.project(f,true,true),projector4D.project(vanPoint(c,f),true,true), // Segment de vanishing line projector4D.project(d,true,true),projector4D.project(vanPoint(e,d),true,true), projector4D.project(e,true,true),projector4D.project(vanPoint(d,e),true,true), // Segment ij vanishing line projector4D.project(i,true,true),projector4D.project(vanPoint(j,i),true,true), projector4D.project(j,true,true),projector4D.project(vanPoint(i,j),true,true), // Segment jk vanishing line projector4D.project(j,true,true),projector4D.project(vanPoint(k,j),true,true), projector4D.project(k,true,true),projector4D.project(vanPoint(j,k),true,true), // Segment kl vanishing line projector4D.project(k,true,true),projector4D.project(vanPoint(l,k),true,true), projector4D.project(l,true,true),projector4D.project(vanPoint(k,l),true,true), // Segment li vanishing line projector4D.project(l,true,true),projector4D.project(vanPoint(i,l),true,true), projector4D.project(i,true,true),projector4D.project(vanPoint(l,i),true,true), // Segment mn vanishing line projector4D.project(m,true,true),projector4D.project(vanPoint(n,m),true,true), projector4D.project(n,true,true),projector4D.project(vanPoint(m,n),true,true), // Segment no vanishing line projector4D.project(n,true,true),projector4D.project(vanPoint(o,n),true,true), projector4D.project(o,true,true),projector4D.project(vanPoint(n,o),true,true), // Segment op vanishing line projector4D.project(o,true,true),projector4D.project(vanPoint(p,o),true,true), projector4D.project(p,true,true),projector4D.project(vanPoint(o,p),true,true), // Segment pm vanishing line projector4D.project(p,true,true),projector4D.project(vanPoint(m,p),true,true), projector4D.project(m,true,true),projector4D.project(vanPoint(p,m),true,true), // Segment ip vanishing line projector4D.project(i,true,true),projector4D.project(vanPoint(p,i),true,true), projector4D.project(p,true,true),projector4D.project(vanPoint(i,p),true,true), // Segment jo vanishing line projector4D.project(j,true,true),projector4D.project(vanPoint(o,j),true,true), projector4D.project(o,true,true),projector4D.project(vanPoint(j,o),true,true), // Segment kn vanishing line projector4D.project(k,true,true),projector4D.project(vanPoint(n,k),true,true), projector4D.project(n,true,true),projector4D.project(vanPoint(k,n),true,true), // Segment lm vanishing line projector4D.project(l,true,true),projector4D.project(vanPoint(m,l),true,true), projector4D.project(m,true,true),projector4D.project(vanPoint(l,m),true,true), // Segment ai vanishing line projector4D.project(a,true,true),projector4D.project(vanPoint(i,a),true,true), projector4D.project(i,true,true),projector4D.project(vanPoint(a,i),true,true), // Segment bj vanishing line projector4D.project(b,true,true),projector4D.project(vanPoint(j,b),true,true), projector4D.project(j,true,true),projector4D.project(vanPoint(b,j),true,true), // Segment ck vanishing line projector4D.project(c,true,true),projector4D.project(vanPoint(k,c),true,true), projector4D.project(k,true,true),projector4D.project(vanPoint(c,k),true,true), // Segment dl vanishing line projector4D.project(d,true,true),projector4D.project(vanPoint(l,d),true,true), projector4D.project(l,true,true),projector4D.project(vanPoint(d,l),true,true), // Segment em vanishing line projector4D.project(e,true,true),projector4D.project(vanPoint(m,e),true,true), projector4D.project(m,true,true),projector4D.project(vanPoint(e,m),true,true), // Segment fn vanishing line projector4D.project(f,true,true),projector4D.project(vanPoint(n,f),true,true), projector4D.project(n,true,true),projector4D.project(vanPoint(f,n),true,true), // Segment go vanishing line projector4D.project(g,true,true),projector4D.project(vanPoint(o,g),true,true), projector4D.project(o,true,true),projector4D.project(vanPoint(g,o),true,true), // Segment hp vanishing line projector4D.project(h,true,true),projector4D.project(vanPoint(p,h),true,true), projector4D.project(p,true,true),projector4D.project(vanPoint(h,p),true,true) ); return geom; } function Projector4D(){ this.repMode = 0; document.getElementById(‘4Dpers’).style.color = ‘red’; this.ObserverDist = 200; this.HyperplaneDist = 100; this.angXY = 0; this.angYZ = 0; this.angZW = 0; this.angWX = 0; this.posX = 0; this.posY = 0; this.posZ = 0; this.posW = 0; this.rotXY = new THREE.Matrix4(); this.rotYZ = new THREE.Matrix4(); this.rotZW = new THREE.Matrix4(); this.rotWX = new THREE.Matrix4(); this.Mat = new THREE.Matrix4(); this.initProjector = function(){ this.angXY = 0; this.angYZ = 0; this.angZW = 0; this.angWX = 0; } this.updateMatrix = function(){ /* var a = new THREE.Matrix4().set( 1, 0, 0, 0, 1, 0, 0, 0, 1, 0, 0, 0, 1, 0, 0, 0 ) console.log(a); var b = new THREE.Matrix4().set( 1, 1, 1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 ) console.log(b); var c = new THREE.Matrix4().multiplyMatrices(a,b); console.log(c); // / 1 1 1 1 \ // c = | 1 1 1 1 | // | 1 1 1 1 | // \ 1 1 1 1 / var d = new THREE.Matrix4().multiplyMatrices(b,a); console.log(d); // / 4 0 0 0 \ // d = | 0 0 0 0 | // | 0 0 0 0 | // \ 0 0 0 0 / */ // Indices of the matrix elements // / 0 4 8 12 \ // | 1 5 9 13 | // | 2 6 10 14 | // \ 3 7 11 15 / this.rotXY.elements[0] = 1; this.rotXY.elements[4] = 0; this.rotXY.elements[8] = 0; this.rotXY.elements[12] = 0; this.rotXY.elements[1] = 0; this.rotXY.elements[5] = 1; this.rotXY.elements[9] = 0; this.rotXY.elements[13] = 0; this.rotXY.elements[2] = 0; this.rotXY.elements[6] = 0; this.rotXY.elements[10] = Math.cos(this.angXY); this.rotXY.elements[14] = -Math.sin(this.angXY); this.rotXY.elements[3] = 0; this.rotXY.elements[7] = 0; this.rotXY.elements[11] = Math.sin(this.angXY); this.rotXY.elements[15] = Math.cos(this.angXY); //Matrix of this.rotation about YZ plane this.rotYZ.elements[0] = Math.cos(this.angYZ); this.rotYZ.elements[4] = 0; this.rotYZ.elements[8] = 0; this.rotYZ.elements[12] = -Math.sin(this.angYZ); this.rotYZ.elements[1] = 0; this.rotYZ.elements[5] = 1; this.rotYZ.elements[9] = 0; this.rotYZ.elements[13] = 0; this.rotYZ.elements[2] = 0; this.rotYZ.elements[6] = 0; this.rotYZ.elements[10] = 1; this.rotYZ.elements[14] = 0; this.rotYZ.elements[3] = Math.sin(this.angYZ); this.rotYZ.elements[7] = 0; this.rotYZ.elements[11] = 0; this.rotYZ.elements[15] = Math.cos(this.angYZ); //Matrix of this.rotation about ZW plane this.rotZW.elements[0] = Math.cos(this.angZW); this.rotZW.elements[4] = -Math.sin(this.angZW); this.rotZW.elements[8] = 0; this.rotZW.elements[12] = 0; this.rotZW.elements[1] = Math.sin(this.angZW); this.rotZW.elements[5] = Math.cos(this.angZW); this.rotZW.elements[9] = 0; this.rotZW.elements[13] = 0; this.rotZW.elements[2] = 0; this.rotZW.elements[6] = 0; this.rotZW.elements[10] = 1; this.rotZW.elements[14] = 0; this.rotZW.elements[3] = 0; this.rotZW.elements[7] = 0; this.rotZW.elements[11] = 0; this.rotZW.elements[15] = 1; //Matrix of this.rotation about WX plane this.rotWX.elements[0] = 1; this.rotWX.elements[4] = 0; this.rotWX.elements[8] = 0; this.rotWX.elements[12] = 0; this.rotWX.elements[1] = 0; this.rotWX.elements[5] = Math.cos(this.angWX); this.rotWX.elements[9] = -Math.sin(this.angWX); this.rotWX.elements[13] = 0; this.rotWX.elements[2] = 0; this.rotWX.elements[6] = Math.sin(this.angWX); this.rotWX.elements[10] = Math.cos(this.angWX); this.rotWX.elements[14] = 0; this.rotWX.elements[3] = 0; this.rotWX.elements[7] = 0; this.rotWX.elements[11] = 0; this.rotWX.elements[15] = 1; this.Mat = new THREE.Matrix4().multiplyMatrices(this.rotYZ,this.rotXY); this.Mat = new THREE.Matrix4().multiplyMatrices(this.rotZW,this.Mat.clone()); this.Mat = new THREE.Matrix4().multiplyMatrices(this.rotWX,this.Mat.clone()); /* document.getElementById(‘msg’).innerHTML = this.rotXY.elements[0].toFixed(2)+’ ‘+this.rotXY.elements[4].toFixed(2)+’ ‘+this.rotXY.elements[8].toFixed(2)+’ ‘+this.rotXY.elements[12].toFixed(2)+’
‘+ this.rotXY.elements[1].toFixed(2)+’ ‘+this.rotXY.elements[5].toFixed(2)+’ ‘+this.rotXY.elements[9].toFixed(2)+’ ‘+this.rotXY.elements[13].toFixed(2)+’
‘+ this.rotXY.elements[2].toFixed(2)+’ ‘+this.rotXY.elements[6].toFixed(2)+’ ‘+this.rotXY.elements[10].toFixed(2)+’ ‘+this.rotXY.elements[14].toFixed(2)+’
‘+ this.rotXY.elements[3].toFixed(2)+’ ‘+this.rotXY.elements[7].toFixed(2)+’ ‘+this.rotXY.elements[11].toFixed(2)+’ ‘+this.rotXY.elements[15].toFixed(2)+’
‘ document.getElementById(‘msg’).innerHTML = this.rotYZ.elements[0].toFixed(2)+’ ‘+this.rotYZ.elements[4].toFixed(2)+’ ‘+this.rotYZ.elements[8].toFixed(2)+’ ‘+this.rotYZ.elements[12].toFixed(2)+’
‘+ this.rotYZ.elements[1].toFixed(2)+’ ‘+this.rotYZ.elements[5].toFixed(2)+’ ‘+this.rotYZ.elements[9].toFixed(2)+’ ‘+this.rotYZ.elements[13].toFixed(2)+’
‘+ this.rotYZ.elements[2].toFixed(2)+’ ‘+this.rotYZ.elements[6].toFixed(2)+’ ‘+this.rotYZ.elements[10].toFixed(2)+’ ‘+this.rotYZ.elements[14].toFixed(2)+’
‘+ this.rotYZ.elements[3].toFixed(2)+’ ‘+this.rotYZ.elements[7].toFixed(2)+’ ‘+this.rotYZ.elements[11].toFixed(2)+’ ‘+this.rotYZ.elements[15].toFixed(2)+’
‘ document.getElementById(‘msg’).innerHTML = this.Mat.elements[0].toFixed(2)+’ ‘+this.Mat.elements[4].toFixed(2)+’ ‘+this.Mat.elements[8].toFixed(2)+’ ‘+this.Mat.elements[12].toFixed(2)+’
‘+ this.Mat.elements[1].toFixed(2)+’ ‘+this.Mat.elements[5].toFixed(2)+’ ‘+this.Mat.elements[9].toFixed(2)+’ ‘+this.Mat.elements[13].toFixed(2)+’
‘+ this.Mat.elements[2].toFixed(2)+’ ‘+this.Mat.elements[6].toFixed(2)+’ ‘+this.Mat.elements[10].toFixed(2)+’ ‘+this.Mat.elements[14].toFixed(2)+’
‘+ this.Mat.elements[3].toFixed(2)+’ ‘+this.Mat.elements[7].toFixed(2)+’ ‘+this.Mat.elements[11].toFixed(2)+’ ‘+this.Mat.elements[15].toFixed(2)+’
‘ */ } this.updateMatrix(); this.project = function(p,sft,rot){ // p = 4D Vector, sft = boolean (shift the vector origin), rot = boolean (rotate the vector direction) var pp = []; var qq = []; pp[0]=p.x; pp[1]=p.y; pp[2]=p.z; pp[3]=p.w; // Shift the four vector if(sft == true){ pp[0] += this.posX; pp[1] += this.posY; pp[2] += this.posZ; pp[3] += this.posW; } // Rotate the four vector if(rot == true){ qq[0]=pp[0]*this.Mat.elements[0]+pp[1]*this.Mat.elements[4]+pp[2]*this.Mat.elements[8]+pp[3]*this.Mat.elements[12]; qq[1]=pp[0]*this.Mat.elements[1]+pp[1]*this.Mat.elements[5]+pp[2]*this.Mat.elements[9]+pp[3]*this.Mat.elements[13]; qq[2]=pp[0]*this.Mat.elements[2]+pp[1]*this.Mat.elements[6]+pp[2]*this.Mat.elements[10]+pp[3]*this.Mat.elements[14]; qq[3]=pp[0]*this.Mat.elements[3]+pp[1]*this.Mat.elements[7]+pp[2]*this.Mat.elements[11]+pp[3]*this.Mat.elements[15]; }else{ qq[0]=pp[0]; qq[1]=pp[1]; qq[2]=pp[2]; qq[3]=pp[3]; } //Shift of the coordinate origin a distance “ObserverDist”, to place the origin where the observer is: qq[3]=qq[3]+this.ObserverDist; //where “ObserverDist” is the hyperobserver radial distance. if(this.repMode == 0){ //The hyperplane equation is: vec{a}·vec{x} = d => a1*x1+a2*x2+a3*x3+a4*x4 = d //The equation of the ray from the observer to a point P is: vec{x} = vec{o}+(vec{p}-vec{o})*t // x1 = o1+(p1-o1)*t // x2 = o2+(p2-o2)*t // x3 = o3+(p3-o3)*t // x4 = o4+(p4-o4)*t //Considering that the observer is on the origin: vec{o}=(0,0,0,0) // x1 = p1*t // x2 = p2*t // x3 = p3*t // x4 = p4*t //The observer is looking at on the direction of axis W vec{a}=(0,0,0,1), //i.e., the vector normal to the hyperplane is equal to the unitary vector on axis W, //and then, the hyperplane equation is: x4=hplaneDist (hyperplane distance) //To compute the ray-hyperplane intersection, we take: t = hplaneDist/p4 //and so: // x1 = hplaneDist*p1/p4 // x2 = hplaneDist*p2/p4 // x3 = hplaneDist*p3/p4 pp[0]=this.HyperplaneDist*qq[0]/qq[3]; pp[1]=this.HyperplaneDist*qq[1]/qq[3]; pp[2]=this.HyperplaneDist*qq[2]/qq[3]; } if(this.repMode == 1){ pp[0]=qq[0]; pp[1]=qq[1]; pp[2]=qq[2]; } var np = new THREE.Vector3(pp[0],pp[1],pp[2]); //alert(q.x); return np; } } function objectDetection(){ var obj; for(var i = 0;i < group.children.length;i += 1){ obj = group.children[i]; alert('Inside group: #'+(i+1)+' '+obj.type+': '+obj.name); if(obj.type == "Object3D"){ alert(obj.name+' has '+obj.children.length+' children'); for(var j = 0;j < obj.children.length;j += 1){ alert('The child #'+(j+1)+' of '+obj.name+' is a '+obj.children[j].type); } } if(obj.type == "Mesh"){ alert(obj.name+' has a Geometry with '+obj.geometry.vertices.length+' vertices'); } } } function Point3DToScreen2D(point3D,camera){ var p = point3D.clone(); var vector = p.project(camera); vector.x = Math.floor((vector.x+1)/2*contWidth); vector.y = Math.floor(-(vector.y-1)/2*contHeight); return vector; } function render(){ var origin = new THREE.Vector3(pos3DY,pos3DX,0); group.rotation.z = -Math.PI/2+AngPhi; group.rotation.x = AngTheta; //Math.PI/2+AngTheta; //camera.up = new THREE.Vector3(0,0,1); //camera.lookAt(scene.position); camera.lookAt(origin); //camera.target = origin.clone(); camera.updateProjectionMatrix(); camera.updateMatrixWorld(); renderer.render(scene,camera); //document.getElementById('msg').innerHTML = '('+camera.getWorldDirection().x.toFixed(2)+','+camera.getWorldDirection().y.toFixed(2)+','+camera.getWorldDirection().z.toFixed(2)+')'; var origin4D = new THREE.Vector4(projector4D.posX,projector4D.posY,projector4D.posZ,projector4D.posW); var posAxisX = projector4D.project(vecAxisX.clone().add(origin4D),false,true).applyAxisAngle(new THREE.Vector3(0,0,1),-Math.PI/2+AngPhi).applyAxisAngle(new THREE.Vector3(1,0,0),AngTheta); var AxisX2D = Point3DToScreen2D(posAxisX,camera); labelAxisX.style.top = AxisX2D.y + 'px'; labelAxisX.style.left = AxisX2D.x + 'px'; var posAxisY = projector4D.project(vecAxisY.clone().add(origin4D),false,true).applyAxisAngle(new THREE.Vector3(0,0,1),-Math.PI/2+AngPhi).applyAxisAngle(new THREE.Vector3(1,0,0),AngTheta); var AxisY2D = Point3DToScreen2D(posAxisY,camera); labelAxisY.style.top = AxisY2D.y + 'px'; labelAxisY.style.left = AxisY2D.x + 'px'; var posAxisZ = projector4D.project(vecAxisZ.clone().add(origin4D),false,true).applyAxisAngle(new THREE.Vector3(0,0,1),-Math.PI/2+AngPhi).applyAxisAngle(new THREE.Vector3(1,0,0),AngTheta); var AxisZ2D = Point3DToScreen2D(posAxisZ,camera); labelAxisZ.style.top = AxisZ2D.y + 'px'; labelAxisZ.style.left = (AxisZ2D.x+5) + 'px'; var posAxisW = projector4D.project(vecAxisW.clone().add(origin4D),false,true).applyAxisAngle(new THREE.Vector3(0,0,1),-Math.PI/2+AngPhi).applyAxisAngle(new THREE.Vector3(1,0,0),AngTheta); var AxisW2D = Point3DToScreen2D(posAxisW,camera); labelAxisW.style.top = AxisW2D.y + 'px'; labelAxisW.style.left = (AxisW2D.x+5) + 'px'; //document.getElementById('msg').innerHTML = labelAxisX.style.left+' '+labelAxisX.style.top; }

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