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createPolylineVolumeGeometry.js

createPolylineVolumeGeometry.js 5.0 KB
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  1. define(["./when-229515d6","./Matrix2-f2da41d4","./arrayRemoveDuplicates-bb548aa3","./BoundingRectangle-18e42324","./Transforms-7cd3197b","./ComponentDatatype-17b06483","./PolylineVolumeGeometryLibrary-4af6d4dc","./RuntimeError-ffe03243","./GeometryAttribute-80036e07","./GeometryAttributes-b253752a","./GeometryPipeline-5b3fba53","./IndexDatatype-b10faa0b","./PolygonPipeline-5582b1ec","./VertexFormat-565d6a6c","./combine-8ce3f24b","./WebGLConstants-4e26b85a","./EllipsoidTangentPlane-b27cd2f7","./AxisAlignedBoundingBox-1feb0c48","./IntersectionTests-1b8a3cb9","./Plane-0421a8be","./PolylinePipeline-a3ba6f24","./EllipsoidGeodesic-43ba18de","./EllipsoidRhumbLine-afd6cd20","./AttributeCompression-0af3c035","./EncodedCartesian3-d4f305ce"],(function(e,t,n,a,i,r,o,l,s,p,d,c,u,m,y,g,f,h,b,v,P,E,_,k,L){"use strict";function V(n){var a=(n=e.defaultValue(n,e.defaultValue.EMPTY_OBJECT)).polylinePositions,i=n.shapePositions;this._positions=a,this._shape=i,this._ellipsoid=t.Ellipsoid.clone(e.defaultValue(n.ellipsoid,t.Ellipsoid.WGS84)),this._cornerType=e.defaultValue(n.cornerType,o.CornerType.ROUNDED),this._vertexFormat=m.VertexFormat.clone(e.defaultValue(n.vertexFormat,m.VertexFormat.DEFAULT)),this._granularity=e.defaultValue(n.granularity,r.CesiumMath.RADIANS_PER_DEGREE),this._workerName="createPolylineVolumeGeometry";var l=1+a.length*t.Cartesian3.packedLength;l+=1+i.length*t.Cartesian2.packedLength,this.packedLength=l+t.Ellipsoid.packedLength+m.VertexFormat.packedLength+2}V.pack=function(n,a,i){var r;i=e.defaultValue(i,0);var o=n._positions,l=o.length;for(a[i++]=l,r=0;r<l;++r,i+=t.Cartesian3.packedLength)t.Cartesian3.pack(o[r],a,i);var s=n._shape;for(l=s.length,a[i++]=l,r=0;r<l;++r,i+=t.Cartesian2.packedLength)t.Cartesian2.pack(s[r],a,i);return t.Ellipsoid.pack(n._ellipsoid,a,i),i+=t.Ellipsoid.packedLength,m.VertexFormat.pack(n._vertexFormat,a,i),i+=m.VertexFormat.packedLength,a[i++]=n._cornerType,a[i]=n._granularity,a};var x=t.Ellipsoid.clone(t.Ellipsoid.UNIT_SPHERE),C=new m.VertexFormat,F={polylinePositions:void 0,shapePositions:void 0,ellipsoid:x,vertexFormat:C,cornerType:void 0,granularity:void 0};V.unpack=function(n,a,i){var r;a=e.defaultValue(a,0);var o=n[a++],l=new Array(o);for(r=0;r<o;++r,a+=t.Cartesian3.packedLength)l[r]=t.Cartesian3.unpack(n,a);o=n[a++];var s=new Array(o);for(r=0;r<o;++r,a+=t.Cartesian2.packedLength)s[r]=t.Cartesian2.unpack(n,a);var p=t.Ellipsoid.unpack(n,a,x);a+=t.Ellipsoid.packedLength;var d=m.VertexFormat.unpack(n,a,C);a+=m.VertexFormat.packedLength;var c=n[a++],u=n[a];return e.defined(i)?(i._positions=l,i._shape=s,i._ellipsoid=t.Ellipsoid.clone(p,i._ellipsoid),i._vertexFormat=m.VertexFormat.clone(d,i._vertexFormat),i._cornerType=c,i._granularity=u,i):(F.polylinePositions=l,F.shapePositions=s,F.cornerType=c,F.granularity=u,new V(F))};var A=new a.BoundingRectangle;return V.createGeometry=function(e){var l=e._positions,m=n.arrayRemoveDuplicates(l,t.Cartesian3.equalsEpsilon),y=e._shape;if(y=o.PolylineVolumeGeometryLibrary.removeDuplicatesFromShape(y),!(m.length<2||y.length<3)){u.PolygonPipeline.computeWindingOrder2D(y)===u.WindingOrder.CLOCKWISE&&y.reverse();var g=a.BoundingRectangle.fromPoints(y,A);return function(e,t,n,a){var l=new p.GeometryAttributes;a.position&&(l.position=new s.GeometryAttribute({componentDatatype:r.ComponentDatatype.DOUBLE,componentsPerAttribute:3,values:e}));var m,y,g,f,h,b,v=t.length,P=e.length/3,E=(P-2*v)/(2*v),_=u.PolygonPipeline.triangulate(t),k=(E-1)*v*6+2*_.length,L=c.IndexDatatype.createTypedArray(P,k),V=2*v,x=0;for(m=0;m<E-1;m++){for(y=0;y<v-1;y++)b=(g=2*y+m*v*2)+V,h=(f=g+1)+V,L[x++]=f,L[x++]=g,L[x++]=h,L[x++]=h,L[x++]=g,L[x++]=b;h=(f=1+(g=2*v-2+m*v*2))+V,b=g+V,L[x++]=f,L[x++]=g,L[x++]=h,L[x++]=h,L[x++]=g,L[x++]=b}if(a.st||a.tangent||a.bitangent){var C,F,A=new Float32Array(2*P),T=1/(E-1),G=1/n.height,D=n.height/2,w=0;for(m=0;m<E;m++){for(C=m*T,F=G*(t[0].y+D),A[w++]=C,A[w++]=F,y=1;y<v;y++)F=G*(t[y].y+D),A[w++]=C,A[w++]=F,A[w++]=C,A[w++]=F;F=G*(t[0].y+D),A[w++]=C,A[w++]=F}for(y=0;y<v;y++)C=0,F=G*(t[y].y+D),A[w++]=C,A[w++]=F;for(y=0;y<v;y++)C=(E-1)*T,F=G*(t[y].y+D),A[w++]=C,A[w++]=F;l.st=new s.GeometryAttribute({componentDatatype:r.ComponentDatatype.FLOAT,componentsPerAttribute:2,values:new Float32Array(A)})}var R=P-2*v;for(m=0;m<_.length;m+=3){var B=_[m]+R,S=_[m+1]+R,I=_[m+2]+R;L[x++]=B,L[x++]=S,L[x++]=I,L[x++]=I+v,L[x++]=S+v,L[x++]=B+v}var O=new s.Geometry({attributes:l,indices:L,boundingSphere:i.BoundingSphere.fromVertices(e),primitiveType:s.PrimitiveType.TRIANGLES});if(a.normal&&(O=d.GeometryPipeline.computeNormal(O)),a.tangent||a.bitangent){try{O=d.GeometryPipeline.computeTangentAndBitangent(O)}catch(e){o.oneTimeWarning("polyline-volume-tangent-bitangent","Unable to compute tangents and bitangents for polyline volume geometry")}a.tangent||(O.attributes.tangent=void 0),a.bitangent||(O.attributes.bitangent=void 0),a.st||(O.attributes.st=void 0)}return O}(o.PolylineVolumeGeometryLibrary.computePositions(m,y,g,e,!0),y,g,e._vertexFormat)}},function(n,a){return e.defined(a)&&(n=V.unpack(n,a)),n._ellipsoid=t.Ellipsoid.clone(n._ellipsoid),V.createGeometry(n)}}));
    2.