geometrypack.js

goo.FilledPolygon=function(t,e){"use strict";function r(e,r){this.verts=e,this.indices=r?r:n(e);var i=t.defaultMap([t.POSITION,t.NORMAL,t.TEXCOORD0]);t.call(this,i,this.verts.length/3,this.indices.length),this.rebuild()}function n(t){var e=t.length/3;if(3>e)return[];for(var r=[],n=[],s=0;e>s;s++)n.push(s);for(var s=0,a=e;a>3;){var h=n[(s+0)%a],u=n[(s+1)%a],c=n[(s+2)%a],l=t[3*h],f=t[3*h+1],v=t[3*u],p=t[3*u+1],g=t[3*c],d=t[3*c+1],m=!1;if(o(l,f,v,p,g,d)){m=!0;for(var y=0;a>y;y++){var x=n[y];if(x!==h&&x!==u&&x!==c&&i(t[3*x],t[3*x+1],l,f,v,p,g,d)){m=!1;break}}}if(m)r.push(h,u,c),n.splice((s+1)%a,1),a--,s=0;else if(s++>3*a)break}return r.push(n[0],n[1],n[2]),r}function i(t,e,r,n,i,o,s,a){var h=s-r,u=a-n,c=i-r,l=o-n,f=t-r,v=e-n,p=h*h+u*u,g=h*c+u*l,d=h*f+u*v,m=c*c+l*l,y=c*f+l*v,x=1/(p*m-g*g),P=(m*d-g*y)*x,b=(p*y-g*d)*x;return P>=0&&b>=0&&1>P+b}function o(t,e,r,n,i,o){return(e-n)*(i-r)+(r-t)*(o-n)>=0}function s(t){for(var e=t[0],r=t[0],n=t[1],i=t[1],o=3;o<t.length;o+=3)e=e<t[o+0]?e:t[o+0],r=r>t[o+0]?r:t[o+0],n=n<t[o+1]?n:t[o+1],i=i>t[o+1]?i:t[o+1];return{minX:e,maxX:r,minY:n,maxY:i}}return r.prototype=Object.create(t.prototype),r.prototype.rebuild=function(){this.getAttributeBuffer(t.POSITION).set(this.verts);for(var r=[],n=0;n<this.indices.length;n+=3){var i=e.getTriangleNormal(this.verts[3*this.indices[n+0]+0],this.verts[3*this.indices[n+0]+1],this.verts[3*this.indices[n+0]+2],this.verts[3*this.indices[n+1]+0],this.verts[3*this.indices[n+1]+1],this.verts[3*this.indices[n+1]+2],this.verts[3*this.indices[n+2]+0],this.verts[3*this.indices[n+2]+1],this.verts[3*this.indices[n+2]+2]);r[3*this.indices[n+0]+0]=i[0],r[3*this.indices[n+0]+1]=i[1],r[3*this.indices[n+0]+2]=i[2],r[3*this.indices[n+1]+0]=i[0],r[3*this.indices[n+1]+1]=i[1],r[3*this.indices[n+1]+2]=i[2],r[3*this.indices[n+2]+0]=i[0],r[3*this.indices[n+2]+1]=i[1],r[3*this.indices[n+2]+2]=i[2]}this.getAttributeBuffer(t.NORMAL).set(r),this.getIndexBuffer().set(this.indices);for(var o=[],a=s(this.verts),h=a.maxX-a.minX,u=a.maxY-a.minY,n=0;n<this.verts.length;n+=3){var c=(this.verts[n+0]-a.minX)/h,l=(this.verts[n+1]-a.minY)/u;o.push(c,l)}return this.getAttributeBuffer(t.TEXCOORD0).set(o),this},r}(goo.MeshData,goo.MathUtils),goo.Surface=function(t,e){"use strict";function r(e,r,n){this.verts=e,this.vertsPerLine=r||2,this.verticallyClosed=!!n;var i=t.defaultMap([t.POSITION,t.NORMAL,t.TEXCOORD0]),o=this.verts.length/3,s=o/this.vertsPerLine;t.call(this,i,o,(s-1)*(this.vertsPerLine-1)*6),this.rebuild()}function n(t){for(var e=t[0],r=t[0],n=t[2],i=t[2],o=3;o<t.length;o+=3)e=e<t[o+0]?e:t[o+0],r=r>t[o+0]?r:t[o+0],n=n<t[o+2]?n:t[o+2],i=i>t[o+2]?i:t[o+2];return{minX:e,maxX:r,minY:n,maxY:i}}return r.prototype=Object.create(t.prototype),r.prototype.constructor=r,r.prototype.rebuild=function(){this.getAttributeBuffer(t.POSITION).set(this.verts);for(var r=[],i=[],o=[],s=this.verts.length/3,a=s/this.vertsPerLine,h=0;a-1>h;h++){for(var u=0;u<this.vertsPerLine-1;u++){var c=(h+0)*this.vertsPerLine+(u+0),l=(h+1)*this.vertsPerLine+(u+0),f=(h+1)*this.vertsPerLine+(u+1),v=(h+0)*this.vertsPerLine+(u+1);r.push(c,l,v,v,l,f),o=e.getTriangleNormal(this.verts[3*c+0],this.verts[3*c+1],this.verts[3*c+2],this.verts[3*l+0],this.verts[3*l+1],this.verts[3*l+2],this.verts[3*v+0],this.verts[3*v+1],this.verts[3*v+2]),i.push(o[0],o[1],o[2])}if(this.verticallyClosed){var c=(h+0)*this.vertsPerLine+0,l=(h+1)*this.vertsPerLine+0,v=(h+0)*this.vertsPerLine+1;o=e.getTriangleNormal(this.verts[3*c+0],this.verts[3*c+1],this.verts[3*c+2],this.verts[3*l+0],this.verts[3*l+1],this.verts[3*l+2],this.verts[3*v+0],this.verts[3*v+1],this.verts[3*v+2]),i.push(o[0],o[1],o[2])}else i.push(o[0],o[1],o[2])}h--;for(var u=0;u<this.vertsPerLine-1;u++){var c=(h+0)*this.vertsPerLine+(u+0),l=(h+1)*this.vertsPerLine+(u+0),v=(h+0)*this.vertsPerLine+(u+1);o=e.getTriangleNormal(this.verts[3*c+0],this.verts[3*c+1],this.verts[3*c+2],this.verts[3*l+0],this.verts[3*l+1],this.verts[3*l+2],this.verts[3*v+0],this.verts[3*v+1],this.verts[3*v+2]),i.push(o[0],o[1],o[2])}i.push(o[0],o[1],o[2]),this.getAttributeBuffer(t.NORMAL).set(i),this.getIndexBuffer().set(r);for(var p=[],g=n(this.verts),d=g.maxX-g.minX,m=g.maxY-g.minY,h=0;h<this.verts.length;h+=3){var y=(this.verts[h+0]-g.minX)/d,x=(this.verts[h+2]-g.minY)/m;p.push(y,x)}return this.getAttributeBuffer(t.TEXCOORD0).set(p),this},r.createFromHeightMap=function(t,e,n,i){e=e||1,n=n||1,i=i||1;for(var o=[],s=0;s<t.length;s++)for(var a=0;a<t[s].length;a++)o.push(a*e,t[s][a]*n,s*i);return new r(o,t[0].length)},r.createTessellatedFlat=function(t,e,n,i){for(var o=[],s=0;i>s;s++)for(var a=0;n>a;a++)o.push(a*t/n-.5*t,0,s*e/i-.5*e);return new r(o,n)},r}(goo.MeshData,goo.MathUtils),goo.PolyLine=function(t,e,r,n){"use strict";function i(e,r){this.verts=e,this.closed=!!r;var n=t.defaultMap([t.POSITION]);t.call(this,n,this.verts.length/3,this.verts.length/3),this.closed?this.indexModes=["LineLoop"]:this.indexModes=["LineStrip"],this.rebuild()}return i.prototype=Object.create(t.prototype),i.prototype.rebuild=function(){this.getAttributeBuffer(t.POSITION).set(this.verts);for(var e=[],r=this.verts.length/3,n=0;r>n;n++)e.push(n);return this.getIndexBuffer().set(e),this},i.prototype.mul=function(t){if(t instanceof i){for(var r=t.verts.length/3,n=[],o=0;o<this.verts.length;o+=3)for(var s=0;s<t.verts.length;s+=3)n.push(this.verts[o+0]+t.verts[s+0],this.verts[o+1]+t.verts[s+1],this.verts[o+2]+t.verts[s+2]);return new e(n,r)}},function(){function t(t,e,r,i){var o,s;e>=t.length/3-1?(o=e-1,s=e):(o=e,s=e+1);var a=new n(t[3*s+0]-t[3*o+0],t[3*s+1]-t[3*o+1],t[3*s+2]-t[3*o+2]);a.normalize(),i.lookAt(a,r)}var o=n.UNIT_Z;i.prototype.pipe=function(i,s){s=s||{};for(var a,h=i.verts.length/3,u=[],c=new n,l=n.UNIT_Y.clone(),f=new n,v=new r,p=new r,g=0;g<this.verts.length;g+=3){t(this.verts,g/3,l,v);var d=g/(this.verts.length-1);s.twist&&(p.fromAngles(0,0,s.twist(d)),v.mul(p)),a=s.scale?s.scale(d):1,c.copy(o),c.applyPost(v),f.copy(c).cross(l).normalize(),l.copy(f).cross(c);for(var m=0;m<i.verts.length;m+=3){var y=new n(i.verts[m+0],i.verts[m+1],i.verts[m+2]);y.applyPost(v),y.scale(a),y.addDirect(this.verts[g+0],this.verts[g+1],this.verts[g+2]),u.push(y.x,y.y,y.z)}}return new e(u,h)}}(),i.prototype.lathe=function(t){t=t||8;for(var r=2*Math.PI/t,n=[],i=0;i<this.verts.length;i+=3)for(var o=0,s=0;t>=o;o++,s+=r)n.push(Math.cos(s)*this.verts[i+0],this.verts[i+1],Math.sin(s)*this.verts[i+0]);return new e(n,t+1,!0)},i.prototype.concat=function(t,e){var r=this.verts.length-1;return this.verts[r-2]===t.verts[0]&&this.verts[r-1]===t.verts[1]&&this.verts[r-0]===t.verts[2]?new i(this.verts.slice(0,-3).concat(t.verts),e):new i(this.verts.concat(t.verts),e)},i.fromCubicBezier=function(t,e,r){if(12!==t.length)return void console.error("PolyLine.fromCubicBezier takes an array of exactly 12 coordinates");e=e||16,r=r||0;for(var n=[],o=[],s=[],a=[],h=[],u=[],c=[],l=r;e>=l;l++){var f=l/e;o[0]=t[0]+(t[3]-t[0])*f,o[1]=t[1]+(t[4]-t[1])*f,o[2]=t[2]+(t[5]-t[2])*f,s[0]=t[3]+(t[6]-t[3])*f,s[1]=t[4]+(t[7]-t[4])*f,s[2]=t[5]+(t[8]-t[5])*f,a[0]=t[6]+(t[9]-t[6])*f,a[1]=t[7]+(t[10]-t[7])*f,a[2]=t[8]+(t[11]-t[8])*f,h[0]=o[0]+(s[0]-o[0])*f,h[1]=o[1]+(s[1]-o[1])*f,h[2]=o[2]+(s[2]-o[2])*f,u[0]=s[0]+(a[0]-s[0])*f,u[1]=s[1]+(a[1]-s[1])*f,u[2]=s[2]+(a[2]-s[2])*f,c[0]=h[0]+(u[0]-h[0])*f,c[1]=h[1]+(u[1]-h[1])*f,c[2]=h[2]+(u[2]-h[2])*f,n.push(c[0],c[1],c[2])}return n=t.slice(0,3).concat(n),new i(n)},i.fromQuadraticSpline=function(t,e,r){if(t.length%3!==0&&t.length/3%2!==0)return void console.error("Wrong number of coordinates supplied in first argument to PolyLine.fromQuadraticSpline");for(var n=[],o=0;o<t.length-6;o+=6){var s=t.slice(o,o+3),a=t.slice(o+3,o+6),h=t.slice(o+6,o+9);n.push.apply(n,[s[0],s[1],s[2],s[0]+2/3*(a[0]-s[0]),s[1]+2/3*(a[1]-s[1]),s[2]+2/3*(a[2]-s[2]),h[0]+2/3*(a[0]-h[0]),h[1]+2/3*(a[1]-h[1]),h[2]+2/3*(a[2]-h[2])])}return n.push.apply(n,t.slice(t.length-3,t.length)),i.fromCubicSpline(n,e,r)},i.fromCubicSpline=function(t,e,r){if(r){if(t.length%3!==0&&t.length/3%3!==0)return void console.error("Wrong number of coordinates supplied in first argument to PolyLine.fromCubicSpline");for(var n=t.length/3,o=n/3,s=i.fromCubicBezier(t.slice(0,12),e,1),a=1;o-1>a;a++){var h=i.fromCubicBezier(t.slice(3*a*3,3*a*3+12),e,1);s=s.concat(h)}var h=i.fromCubicBezier(t.slice(3*a*3,3*a*3+9).concat(t.slice(0,3)),e,1);return s=s.concat(h)}if(t.length%3!==0&&t.length/3%3!==1)return void console.error("Wrong number of coordinates supplied in first argument to PolyLine.fromCubicSpline");for(var n=t.length/3,o=(n-1)/3,s=i.fromCubicBezier(t.slice(0,12),e,1),a=1;o>a;a++){var h=i.fromCubicBezier(t.slice(3*a*3,3*a*3+12),e,1);s=s.concat(h)}return s},i}(goo.MeshData,goo.Surface,goo.Matrix3,goo.Vector3),goo.RegularPolygon=function(t,e){"use strict";function r(t,r){this.nSegments=t||5,this.radius=r||1;for(var n=[],i=2*Math.PI/t,o=0,s=0;o<this.nSegments;o++,s+=i)n.push(Math.cos(s)*this.radius,Math.sin(s)*this.radius,0);e.call(this,n,!0),this.rebuild()}return r.prototype=Object.create(e.prototype),r}(goo.MeshData,goo.PolyLine),goo.Triangle=function(t,e){"use strict";function r(e){this.verts=e;var r=t.defaultMap([t.POSITION,t.NORMAL]);t.call(this,r,3,3),this.rebuild()}return r.prototype=Object.create(t.prototype),r.prototype.constructor=r,r.prototype.rebuild=function(){this.getAttributeBuffer(t.POSITION).set(this.verts);var r=e.getTriangleNormal(this.verts[0],this.verts[1],this.verts[2],this.verts[3],this.verts[4],this.verts[5],this.verts[6],this.verts[7],this.verts[8]);return this.getAttributeBuffer(t.NORMAL).set([r[0],r[1],r[2],r[0],r[1],r[2],r[0],r[1],r[2]]),this.getIndexBuffer().set([0,1,2]),this},r}(goo.MeshData,goo.MathUtils),goo.TextMeshGenerator=function(t,e,r,n,i){"use strict";function o(t){var e=t.type;return void 0!==t.x2&&(e+=" "+t.x2),void 0!==t.y2&&(e+=" "+t.y2),void 0!==t.x1&&(e+=" "+t.x1),void 0!==t.y1&&(e+=" "+t.y1),void 0!==t.x&&(e+=" "+t.x),void 0!==t.y&&(e+=" "+t.y),e}function s(t,e){var r=document.createElementNS("http://www.w3.org/2000/svg","path");r.setAttribute("d",t);for(var n=r.getTotalLength(),i=[],o=0;n>o;o+=e){var s=r.getPointAtLength(o);i.push({x:s.x,y:s.y})}return i}function a(t,e){return Math.sqrt(Math.pow(t.x-e.x,2)+Math.pow(t.y-e.y,2))}function h(t,e){var r=[],n=[];n.push(t[0]);for(var i=1;i<t.length;i++){var o=t[i-1],s=t[i],h=a(o,s);h>e+.1&&(r.push(n),n=[]),n.push(s)}return r.push(n),r}function u(t){var e=[];e.push(t[0]);for(var r=1;r<t.length-1;r++){var n=t[r-1].x-t[r].x,i=t[r-1].y-t[r].y,o=t[r].x-t[r+1].x,s=t[r].y-t[r+1].y,a=Math.atan2(i,n),h=Math.atan2(s,o);Math.abs(a-h)>b&&e.push(t[r])}return e.push(t[r]),e}function c(e){for(var r=new t(e[0].x,e[0].y),n=r.clone(),i=1;i<e.length;i++){var o=e[i];o.x<r.x?r.x=o.x:o.x>n.x&&(n.x=o.x),o.y<r.y?r.y=o.y:o.y>n.y&&(n.y=o.y)}return{min:r,max:n}}function l(t,e){return t.min.x<e.min.x&&t.max.x>e.max.x&&t.min.y<e.min.y&&t.max.y>e.max.y}function f(e,r){return{min:new t(Math.min(e.min.x,r.min.x),Math.min(e.min.y,r.min.y)),max:new t(Math.max(e.max.x,r.max.x),Math.max(e.max.y,r.max.y))}}function v(t){for(var e=t.map(function(t){return{polygon:t,boundingVolume:c(t),parent:null,children:[]}}),r=e[0].boundingVolume,n=1;n<e.length;n++){var i=e[n];r=f(r,i.boundingVolume)}for(var n=0;n<e.length;n++)for(var o=e[n],s=0;s<e.length;s++){var a=e[s];l(o.boundingVolume,a.boundingVolume)&&(o.children.push(a),a.parent=o)}var h=e.filter(function(t){return!t.parent});return h.forEach(function(t){t.children.forEach(function(t){Array.prototype.push.apply(h,t.children)})}),{topLevel:h.map(function(t){return{polygon:t.polygon,holes:t.children}}),boundingVolume:r}}function p(t){for(var e=new Array(t.length),r=0;r<t.length;r+=3)e[r+0]=t[r+0],e[r+1]=t[r+2],e[r+2]=t[r+1];return e}function g(t){var e=0;t.forEach(function(t){t.forEach(function(t){t._index=e,e++})})}function d(t){var e=[];return t.forEach(function(t){e.push(t.getPoint(0)._index,t.getPoint(1)._index,t.getPoint(2)._index)}),e}function m(t){t.sort(function(t,e){return t._index-e._index});var e=[];return t.forEach(function(t){e.push(t.x,t.y,0)}),e}function y(t,e){var r=new poly2tri.SweepContext(t.slice(0));e.forEach(function(t){r.addHole(t.polygon.slice(0))}),r.triangulate();var n=r.getTriangles();return d(n)}function x(t,e){e=e||{},e.simplifyPaths=e.simplifyPaths!==!1;var r=t.getPath(0,0,e.fontSize),n=r.commands.map(o).reduce(function(t,e){return t+e},""),i=s(n,e.stepLength),a=h(i,e.stepLength);e.simplifyPaths&&(a=a.map(u)),g(a);var c=v(a),l=[];a.forEach(function(t){var e=m(t);Array.prototype.push.apply(l,e)});var f=[];return c.topLevel.forEach(function(t){var e=y(t.polygon,t.holes);Array.prototype.push.apply(f,e)}),{surfaceIndices:f,surfaceVerts:l,extrusions:a,boundingVolume:c.boundingVolume}}function P(t,o,s){function a(t,r,o,s){function a(){var i=new n(t.surfaceVerts,t.surfaceIndices),a=new e;a.translation.setDirect(r,o,-s.extrusion/2),a.scale.setDirect(1,-1,1),a.update(),u.addMeshData(i,a)}function h(){var i=new n(t.surfaceVerts,p(t.surfaceIndices)),a=new e;a.translation.setDirect(r,o,s.extrusion/2),a.scale.setDirect(1,-1,1),a.update(),u.addMeshData(i,a)}a(),h(),s.extrusion&&t.extrusions.forEach(function(t){var n=m(t);n.push(n[0],n[1],n[2]);var a=new i(n,!0),h=new i([0,0,-s.extrusion/2,0,0,s.extrusion/2]),c=a.mul(h),l=new e;l.translation.setDirect(r,o,0),l.scale.setDirect(1,-1,-1),l.update(),u.addMeshData(c,l)})}s=s||{},s.extrusion=void 0!==s.extrusion?s.extrusion:4,s.stepLength=s.stepLength||1,s.fontSize=s.fontSize||48;var h=[];o.forEachGlyph(t,0,0,s.fontSize,{},function(t,e,r){t.path.commands.length>0&&h.push({data:x(t,s),x:e,y:r})});var u=new r,c=h[0],l=c.data.boundingVolume.min.x,f=h[h.length-1],v=f.data.boundingVolume.max.x+f.x,g=(l+v)/2;return h.forEach(function(t){a(t.data,t.x-g,0,s)}),u.build()}var b=.001;return{meshesForText:P}}(goo.Vector2,goo.Transform,goo.MeshBuilder,goo.FilledPolygon,goo.PolyLine),goo.TextComponent=function(t,e,r){"use strict";function n(){t.apply(this,arguments),this.type="TextComponent",this._font=null,this._entity=null}return n.prototype=Object.create(t.prototype),n.prototype.constructor=n,n.type="TextComponent",n.prototype.attached=function(t){this._entity=t},n.prototype.detached=function(){this._entity.clearComponent("MeshDataComponent"),this._entity=null},n.prototype.setFont=function(t){return this._font=t,this},n.prototype.setText=function(t,n){this._entity.clearComponent("MeshDataComponent");var i=r.meshesForText(t,this._font,n)[0],o=new e(i);return this._entity.setComponent(o),this},n}(goo.Component,goo.MeshDataComponent,goo.TextMeshGenerator),goo.TextComponentHandler=function(t,e,r){"use strict";function n(){t.apply(this,arguments),this._type="TextComponent"}return n.prototype=Object.create(t.prototype),n.prototype.constructor=n,t._registerClass("text",n),n.prototype._create=function(){return new e},n.prototype._remove=function(t){t.clearComponent("TextComponent")},n.prototype.update=function(e,n,i){return t.prototype.update.call(this,e,n,i).then(function(t){return t?r.createPromise(function(e,r){opentype.load(n.font.fontRef,function(r,i){if(r)return console.error(r),void e(t);var o=1,s=function(t,e){return(.08*(1-e)+.01)*t};t.setFont(i),t.setText(n.text,{extrusion:n.extrusion,fontSize:o,stepLength:s(o,n.smoothness),simplifyPaths:!0}),e(t)})}):void 0})},n}(goo.ComponentHandler,goo.TextComponent,goo.PromiseUtils),"function"==typeof require&&(define("goo/geometrypack/FilledPolygon",[],function(){return goo.FilledPolygon}),define("goo/geometrypack/Surface",[],function(){return goo.Surface}),define("goo/geometrypack/PolyLine",[],function(){return goo.PolyLine}),define("goo/geometrypack/RegularPolygon",[],function(){return goo.RegularPolygon}),define("goo/geometrypack/Triangle",[],function(){return goo.Triangle}),define("goo/geometrypack/text/TextMeshGenerator",[],function(){return goo.TextMeshGenerator}),define("goo/geometrypack/text/TextComponent",[],function(){return goo.TextComponent}),define("goo/geometrypack/text/TextComponentHandler",[],function(){return goo.TextComponentHandler}));