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createCorridorOutlineGeometry.js

createCorridorOutlineGeometry.js 8.1 KB
文件歷史 原始文件

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  1. /**
    2. 

  2.  * @license
    3. 

  3.  * Cesium - https://github.com/CesiumGS/cesium
    4. 

  4.  * Version 1.96
    5. 

  5.  *
    6. 

  6.  * Copyright 2011-2022 Cesium Contributors
    7. 

  7.  *
    8. 

  8.  * Licensed under the Apache License, Version 2.0 (the "License");
    9. 

  9.  * you may not use this file except in compliance with the License.
    10. 

  10.  * You may obtain a copy of the License at
    11. 

  11.  *
    12. 

  12.  * http://www.apache.org/licenses/LICENSE-2.0
    13. 

  13.  *
    14. 

  14.  * Unless required by applicable law or agreed to in writing, software
    15. 

  15.  * distributed under the License is distributed on an "AS IS" BASIS,
    16. 

  16.  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    17. 

  17.  * See the License for the specific language governing permissions and
    18. 

  18.  * limitations under the License.
    19. 

  19.  *
    20. 

  20.  * Columbus View (Pat. Pend.)
    21. 

  21.  *
    22. 

  22.  * Portions licensed separately.
    23. 

  23.  * See https://github.com/CesiumGS/cesium/blob/main/LICENSE.md for full licensing details.
    24. 

  24.  */
    25. 

  25. define(["./arrayRemoveDuplicates-d332a3bf","./Transforms-b683baff","./Matrix2-735f0ea9","./RuntimeError-17a7ed3d","./ComponentDatatype-6ff7d2c3","./PolylineVolumeGeometryLibrary-1c97d86c","./CorridorGeometryLibrary-4ce028fc","./defaultValue-6ed27e8d","./GeometryAttribute-29ed65a7","./GeometryAttributes-cb1bf806","./GeometryOffsetAttribute-ddcc2f7f","./IndexDatatype-d42fd89c","./PolygonPipeline-71c413e2","./_commonjsHelpers-c27c962c","./combine-c04aaa26","./WebGLConstants-d878ea52","./EllipsoidTangentPlane-12fe3e10","./AxisAlignedBoundingBox-b14143c9","./IntersectionTests-1cdbb657","./Plane-6c77dfaf","./PolylinePipeline-4244f016","./EllipsoidGeodesic-84738e5f","./EllipsoidRhumbLine-c3b11f35"],(function(e,t,i,r,o,n,s,a,l,d,u,f,p,c,h,y,g,b,m,A,_,E,C){"use strict";const G=new i.Cartesian3,T=new i.Cartesian3,P=new i.Cartesian3;function v(e,t){const r=[],u=e.positions,p=e.corners,c=e.endPositions,h=new d.GeometryAttributes;let y,g,b,m=0,A=0,_=0;for(g=0;g<u.length;g+=2)b=u[g].length-3,m+=b,_+=b/3*4,A+=u[g+1].length-3;for(m+=3,A+=3,g=0;g<p.length;g++){y=p[g];const e=p[g].leftPositions;a.defined(e)?(b=e.length,m+=b,_+=b/3*2):(b=p[g].rightPositions.length,A+=b,_+=b/3*2)}const E=a.defined(c);let C;E&&(C=c[0].length-3,m+=C,A+=C,C/=3,_+=4*C);const v=m+A,w=new Float64Array(v);let L,D,x,k,V,H,N=0,O=v-1;const I=C/2,S=f.IndexDatatype.createTypedArray(v/3,_+4);let B=0;if(S[B++]=N/3,S[B++]=(O-2)/3,E){r.push(N/3),H=G,V=T;const e=c[0];for(g=0;g<I;g++)H=i.Cartesian3.fromArray(e,3*(I-1-g),H),V=i.Cartesian3.fromArray(e,3*(I+g),V),s.CorridorGeometryLibrary.addAttribute(w,V,N),s.CorridorGeometryLibrary.addAttribute(w,H,void 0,O),D=N/3,k=D+1,L=(O-2)/3,x=L-1,S[B++]=L,S[B++]=x,S[B++]=D,S[B++]=k,N+=3,O-=3}let M=0,R=u[M++],U=u[M++];for(w.set(R,N),w.set(U,O-U.length+1),b=U.length-3,r.push(N/3,(O-2)/3),g=0;g<b;g+=3)D=N/3,k=D+1,L=(O-2)/3,x=L-1,S[B++]=L,S[B++]=x,S[B++]=D,S[B++]=k,N+=3,O-=3;for(g=0;g<p.length;g++){let e;y=p[g];const o=y.leftPositions,l=y.rightPositions;let d,f=P;if(a.defined(o)){for(O-=3,d=x,r.push(k),e=0;e<o.length/3;e++)f=i.Cartesian3.fromArray(o,3*e,f),S[B++]=d-e-1,S[B++]=d-e,s.CorridorGeometryLibrary.addAttribute(w,f,void 0,O),O-=3;r.push(d-Math.floor(o.length/6)),t===n.CornerType.BEVELED&&r.push((O-2)/3+1),N+=3}else{for(N+=3,d=k,r.push(x),e=0;e<l.length/3;e++)f=i.Cartesian3.fromArray(l,3*e,f),S[B++]=d+e,S[B++]=d+e+1,s.CorridorGeometryLibrary.addAttribute(w,f,N),N+=3;r.push(d+Math.floor(l.length/6)),t===n.CornerType.BEVELED&&r.push(N/3-1),O-=3}for(R=u[M++],U=u[M++],R.splice(0,3),U.splice(U.length-3,3),w.set(R,N),w.set(U,O-U.length+1),b=U.length-3,e=0;e<U.length;e+=3)k=N/3,D=k-1,x=(O-2)/3,L=x+1,S[B++]=L,S[B++]=x,S[B++]=D,S[B++]=k,N+=3,O-=3;N-=3,O+=3,r.push(N/3,(O-2)/3)}if(E){N+=3,O-=3,H=G,V=T;const e=c[1];for(g=0;g<I;g++)H=i.Cartesian3.fromArray(e,3*(C-g-1),H),V=i.Cartesian3.fromArray(e,3*g,V),s.CorridorGeometryLibrary.addAttribute(w,H,void 0,O),s.CorridorGeometryLibrary.addAttribute(w,V,N),k=N/3,D=k-1,x=(O-2)/3,L=x+1,S[B++]=L,S[B++]=x,S[B++]=D,S[B++]=k,N+=3,O-=3;r.push(N/3)}else r.push(N/3,(O-2)/3);return S[B++]=N/3,S[B++]=(O-2)/3,h.position=new l.GeometryAttribute({componentDatatype:o.ComponentDatatype.DOUBLE,componentsPerAttribute:3,values:w}),{attributes:h,indices:S,wallIndices:r}}function w(e){const t=(e=a.defaultValue(e,a.defaultValue.EMPTY_OBJECT)).positions,r=e.width,s=a.defaultValue(e.height,0),l=a.defaultValue(e.extrudedHeight,s);this._positions=t,this._ellipsoid=i.Ellipsoid.clone(a.defaultValue(e.ellipsoid,i.Ellipsoid.WGS84)),this._width=r,this._height=Math.max(s,l),this._extrudedHeight=Math.min(s,l),this._cornerType=a.defaultValue(e.cornerType,n.CornerType.ROUNDED),this._granularity=a.defaultValue(e.granularity,o.CesiumMath.RADIANS_PER_DEGREE),this._offsetAttribute=e.offsetAttribute,this._workerName="createCorridorOutlineGeometry",this.packedLength=1+t.length*i.Cartesian3.packedLength+i.Ellipsoid.packedLength+6}w.pack=function(e,t,r){r=a.defaultValue(r,0);const o=e._positions,n=o.length;t[r++]=n;for(let e=0;e<n;++e,r+=i.Cartesian3.packedLength)i.Cartesian3.pack(o[e],t,r);return i.Ellipsoid.pack(e._ellipsoid,t,r),r+=i.Ellipsoid.packedLength,t[r++]=e._width,t[r++]=e._height,t[r++]=e._extrudedHeight,t[r++]=e._cornerType,t[r++]=e._granularity,t[r]=a.defaultValue(e._offsetAttribute,-1),t};const L=i.Ellipsoid.clone(i.Ellipsoid.UNIT_SPHERE),D={positions:void 0,ellipsoid:L,width:void 0,height:void 0,extrudedHeight:void 0,cornerType:void 0,granularity:void 0,offsetAttribute:void 0};return w.unpack=function(e,t,r){t=a.defaultValue(t,0);const o=e[t++],n=new Array(o);for(let r=0;r<o;++r,t+=i.Cartesian3.packedLength)n[r]=i.Cartesian3.unpack(e,t);const s=i.Ellipsoid.unpack(e,t,L);t+=i.Ellipsoid.packedLength;const l=e[t++],d=e[t++],u=e[t++],f=e[t++],p=e[t++],c=e[t];return a.defined(r)?(r._positions=n,r._ellipsoid=i.Ellipsoid.clone(s,r._ellipsoid),r._width=l,r._height=d,r._extrudedHeight=u,r._cornerType=f,r._granularity=p,r._offsetAttribute=-1===c?void 0:c,r):(D.positions=n,D.width=l,D.height=d,D.extrudedHeight=u,D.cornerType=f,D.granularity=p,D.offsetAttribute=-1===c?void 0:c,new w(D))},w.createGeometry=function(r){let n=r._positions;const d=r._width,c=r._ellipsoid;n=function(e,t){for(let i=0;i<e.length;i++)e[i]=t.scaleToGeodeticSurface(e[i],e[i]);return e}(n,c);const h=e.arrayRemoveDuplicates(n,i.Cartesian3.equalsEpsilon);if(h.length<2||d<=0)return;const y=r._height,g=r._extrudedHeight,b=!o.CesiumMath.equalsEpsilon(y,g,0,o.CesiumMath.EPSILON2),m={ellipsoid:c,positions:h,width:d,cornerType:r._cornerType,granularity:r._granularity,saveAttributes:!1};let A;if(b)m.height=y,m.extrudedHeight=g,m.offsetAttribute=r._offsetAttribute,A=function(e){const t=e.ellipsoid,i=v(s.CorridorGeometryLibrary.computePositions(e),e.cornerType),r=i.wallIndices,n=e.height,d=e.extrudedHeight,c=i.attributes,h=i.indices;let y=c.position.values,g=y.length,b=new Float64Array(g);b.set(y);const m=new Float64Array(2*g);if(y=p.PolygonPipeline.scaleToGeodeticHeight(y,n,t),b=p.PolygonPipeline.scaleToGeodeticHeight(b,d,t),m.set(y),m.set(b,g),c.position.values=m,g/=3,a.defined(e.offsetAttribute)){let t=new Uint8Array(2*g);if(e.offsetAttribute===u.GeometryOffsetAttribute.TOP)t=t.fill(1,0,g);else{const i=e.offsetAttribute===u.GeometryOffsetAttribute.NONE?0:1;t=t.fill(i)}c.applyOffset=new l.GeometryAttribute({componentDatatype:o.ComponentDatatype.UNSIGNED_BYTE,componentsPerAttribute:1,values:t})}let A;const _=h.length,E=f.IndexDatatype.createTypedArray(m.length/3,2*(_+r.length));E.set(h);let C,G,T=_;for(A=0;A<_;A+=2){const e=h[A],t=h[A+1];E[T++]=e+g,E[T++]=t+g}for(A=0;A<r.length;A++)C=r[A],G=C+g,E[T++]=C,E[T++]=G;return{attributes:c,indices:E}}(m);else{if(A=v(s.CorridorGeometryLibrary.computePositions(m),m.cornerType),A.attributes.position.values=p.PolygonPipeline.scaleToGeodeticHeight(A.attributes.position.values,y,c),a.defined(r._offsetAttribute)){const e=A.attributes.position.values.length,t=r._offsetAttribute===u.GeometryOffsetAttribute.NONE?0:1,i=new Uint8Array(e/3).fill(t);A.attributes.applyOffset=new l.GeometryAttribute({componentDatatype:o.ComponentDatatype.UNSIGNED_BYTE,componentsPerAttribute:1,values:i})}}const _=A.attributes,E=t.BoundingSphere.fromVertices(_.position.values,void 0,3);return new l.Geometry({attributes:_,indices:A.indices,primitiveType:l.PrimitiveType.LINES,boundingSphere:E,offsetAttribute:r._offsetAttribute})},function(e,t){return a.defined(t)&&(e=w.unpack(e,t)),e._ellipsoid=i.Ellipsoid.clone(e._ellipsoid),w.createGeometry(e)}}));
    26.