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createPolylineVolumeGeometry.js

createPolylineVolumeGeometry.js 5.1 KB
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  1. define(["./defaultValue-f6d5e6da","./Matrix3-b2351961","./arrayRemoveDuplicates-0d8dde26","./BoundingRectangle-6e0431f0","./Transforms-c34ae887","./Matrix2-7a8e9daf","./ComponentDatatype-ab629b88","./PolylineVolumeGeometryLibrary-23509281","./GeometryAttribute-d91450b3","./GeometryAttributes-1e4ddcd2","./GeometryPipeline-051fbe67","./IndexDatatype-a9b1bc18","./Math-355606c6","./PolygonPipeline-d058aecf","./VertexFormat-fbdec922","./combine-0c102d93","./RuntimeError-9b4ce3fb","./WebGLConstants-7f557f93","./EllipsoidTangentPlane-0ef8532b","./AxisAlignedBoundingBox-12474ce0","./IntersectionTests-4dc8e906","./Plane-5931b53e","./PolylinePipeline-059f0395","./EllipsoidGeodesic-20aaff03","./EllipsoidRhumbLine-1289f7e8","./AttributeCompression-0b8f7b7d","./EncodedCartesian3-abad5e8c"],(function(e,t,n,o,i,r,a,l,s,p,c,u,d,m,y,g,h,f,E,P,_,b,k,v,x,V,L){"use strict";function A(n){const o=(n=e.defaultValue(n,e.defaultValue.EMPTY_OBJECT)).polylinePositions,i=n.shapePositions;this._positions=o,this._shape=i,this._ellipsoid=t.Ellipsoid.clone(e.defaultValue(n.ellipsoid,t.Ellipsoid.WGS84)),this._cornerType=e.defaultValue(n.cornerType,l.CornerType.ROUNDED),this._vertexFormat=y.VertexFormat.clone(e.defaultValue(n.vertexFormat,y.VertexFormat.DEFAULT)),this._granularity=e.defaultValue(n.granularity,d.CesiumMath.RADIANS_PER_DEGREE),this._workerName="createPolylineVolumeGeometry";let a=1+o.length*t.Cartesian3.packedLength;a+=1+i.length*r.Cartesian2.packedLength,this.packedLength=a+t.Ellipsoid.packedLength+y.VertexFormat.packedLength+2}A.pack=function(n,o,i){let a;i=e.defaultValue(i,0);const l=n._positions;let s=l.length;for(o[i++]=s,a=0;a<s;++a,i+=t.Cartesian3.packedLength)t.Cartesian3.pack(l[a],o,i);const p=n._shape;for(s=p.length,o[i++]=s,a=0;a<s;++a,i+=r.Cartesian2.packedLength)r.Cartesian2.pack(p[a],o,i);return t.Ellipsoid.pack(n._ellipsoid,o,i),i+=t.Ellipsoid.packedLength,y.VertexFormat.pack(n._vertexFormat,o,i),i+=y.VertexFormat.packedLength,o[i++]=n._cornerType,o[i]=n._granularity,o};const C=t.Ellipsoid.clone(t.Ellipsoid.UNIT_SPHERE),F=new y.VertexFormat,T={polylinePositions:void 0,shapePositions:void 0,ellipsoid:C,vertexFormat:F,cornerType:void 0,granularity:void 0};A.unpack=function(n,o,i){let a;o=e.defaultValue(o,0);let l=n[o++];const s=new Array(l);for(a=0;a<l;++a,o+=t.Cartesian3.packedLength)s[a]=t.Cartesian3.unpack(n,o);l=n[o++];const p=new Array(l);for(a=0;a<l;++a,o+=r.Cartesian2.packedLength)p[a]=r.Cartesian2.unpack(n,o);const c=t.Ellipsoid.unpack(n,o,C);o+=t.Ellipsoid.packedLength;const u=y.VertexFormat.unpack(n,o,F);o+=y.VertexFormat.packedLength;const d=n[o++],m=n[o];return e.defined(i)?(i._positions=s,i._shape=p,i._ellipsoid=t.Ellipsoid.clone(c,i._ellipsoid),i._vertexFormat=y.VertexFormat.clone(u,i._vertexFormat),i._cornerType=d,i._granularity=m,i):(T.polylinePositions=s,T.shapePositions=p,T.cornerType=d,T.granularity=m,new A(T))};const G=new o.BoundingRectangle;return A.createGeometry=function(e){const r=e._positions,d=n.arrayRemoveDuplicates(r,t.Cartesian3.equalsEpsilon);let y=e._shape;if(y=l.PolylineVolumeGeometryLibrary.removeDuplicatesFromShape(y),d.length<2||y.length<3)return;m.PolygonPipeline.computeWindingOrder2D(y)===m.WindingOrder.CLOCKWISE&&y.reverse();const g=o.BoundingRectangle.fromPoints(y,G);return function(e,t,n,o){const r=new p.GeometryAttributes;o.position&&(r.position=new s.GeometryAttribute({componentDatatype:a.ComponentDatatype.DOUBLE,componentsPerAttribute:3,values:e}));const d=t.length,y=e.length/3,g=(y-2*d)/(2*d),h=m.PolygonPipeline.triangulate(t),f=(g-1)*d*6+2*h.length,E=u.IndexDatatype.createTypedArray(y,f);let P,_,b,k,v,x;const V=2*d;let L=0;for(P=0;P<g-1;P++){for(_=0;_<d-1;_++)b=2*_+P*d*2,x=b+V,k=b+1,v=k+V,E[L++]=k,E[L++]=b,E[L++]=v,E[L++]=v,E[L++]=b,E[L++]=x;b=2*d-2+P*d*2,k=b+1,v=k+V,x=b+V,E[L++]=k,E[L++]=b,E[L++]=v,E[L++]=v,E[L++]=b,E[L++]=x}if(o.st||o.tangent||o.bitangent){const e=new Float32Array(2*y),o=1/(g-1),i=1/n.height,l=n.height/2;let p,c,u=0;for(P=0;P<g;P++){for(p=P*o,c=i*(t[0].y+l),e[u++]=p,e[u++]=c,_=1;_<d;_++)c=i*(t[_].y+l),e[u++]=p,e[u++]=c,e[u++]=p,e[u++]=c;c=i*(t[0].y+l),e[u++]=p,e[u++]=c}for(_=0;_<d;_++)p=0,c=i*(t[_].y+l),e[u++]=p,e[u++]=c;for(_=0;_<d;_++)p=(g-1)*o,c=i*(t[_].y+l),e[u++]=p,e[u++]=c;r.st=new s.GeometryAttribute({componentDatatype:a.ComponentDatatype.FLOAT,componentsPerAttribute:2,values:new Float32Array(e)})}const A=y-2*d;for(P=0;P<h.length;P+=3){const e=h[P]+A,t=h[P+1]+A,n=h[P+2]+A;E[L++]=e,E[L++]=t,E[L++]=n,E[L++]=n+d,E[L++]=t+d,E[L++]=e+d}let C=new s.Geometry({attributes:r,indices:E,boundingSphere:i.BoundingSphere.fromVertices(e),primitiveType:s.PrimitiveType.TRIANGLES});if(o.normal&&(C=c.GeometryPipeline.computeNormal(C)),o.tangent||o.bitangent){try{C=c.GeometryPipeline.computeTangentAndBitangent(C)}catch(e){l.oneTimeWarning("polyline-volume-tangent-bitangent","Unable to compute tangents and bitangents for polyline volume geometry")}o.tangent||(C.attributes.tangent=void 0),o.bitangent||(C.attributes.bitangent=void 0),o.st||(C.attributes.st=void 0)}return C}(l.PolylineVolumeGeometryLibrary.computePositions(d,y,g,e,!0),y,g,e._vertexFormat)},function(n,o){return e.defined(o)&&(n=A.unpack(n,o)),n._ellipsoid=t.Ellipsoid.clone(n._ellipsoid),A.createGeometry(n)}}));
    2.