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CorridorGeometryLibrary-f6551651.js

CorridorGeometryLibrary-f6551651.js 5.9 KB
История Исходник

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  1. /**
    2. 

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

  3.  *
    4. 

  4.  * Copyright 2011-2020 Cesium Contributors
    5. 

  5.  *
    6. 

  6.  * Licensed under the Apache License, Version 2.0 (the "License");
    7. 

  7.  * you may not use this file except in compliance with the License.
    8. 

  8.  * You may obtain a copy of the License at
    9. 

  9.  *
    10. 

  10.  * http://www.apache.org/licenses/LICENSE-2.0
    11. 

  11.  *
    12. 

  12.  * Unless required by applicable law or agreed to in writing, software
    13. 

  13.  * distributed under the License is distributed on an "AS IS" BASIS,
    14. 

  14.  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    15. 

  15.  * See the License for the specific language governing permissions and
    16. 

  16.  * limitations under the License.
    17. 

  17.  *
    18. 

  18.  * Columbus View (Pat. Pend.)
    19. 

  19.  *
    20. 

  20.  * Portions licensed separately.
    21. 

  21.  * See https://github.com/CesiumGS/cesium/blob/master/LICENSE.md for full licensing details.
    22. 

  22.  */
    23. 

  23. define(["exports","./when-8d13db60","./Math-61ede240","./Cartographic-f27b0939","./BoundingSphere-c409f092","./Transforms-1509c877","./PolylineVolumeGeometryLibrary-ac3b176f","./PolylinePipeline-65700d85"],function(a,o,M,T,c,d,N,L){var e={},O=new T.Cartesian3,p=new T.Cartesian3,m=new T.Cartesian3,g=new T.Cartesian3,R=[new T.Cartesian3,new T.Cartesian3],V=new T.Cartesian3,Q=new T.Cartesian3,U=new T.Cartesian3,G=new T.Cartesian3,I=new T.Cartesian3,q=new T.Cartesian3,j=new T.Cartesian3,k=new T.Cartesian3,F=new T.Cartesian3,H=new T.Cartesian3,h=new d.Quaternion,f=new c.Matrix3;function J(a,e,r,n,i){var t,s=T.Cartesian3.angleBetween(T.Cartesian3.subtract(e,a,O),T.Cartesian3.subtract(r,a,p)),o=n===N.CornerType.BEVELED?1:Math.ceil(s/M.CesiumMath.toRadians(5))+1,C=3*o,l=new Array(C);l[C-3]=r.x,l[C-2]=r.y,l[C-1]=r.z,t=i?c.Matrix3.fromQuaternion(d.Quaternion.fromAxisAngle(T.Cartesian3.negate(a,O),s/o,h),f):c.Matrix3.fromQuaternion(d.Quaternion.fromAxisAngle(a,s/o,h),f);var y=0;e=T.Cartesian3.clone(e,O);for(var u=0;u<o;u++)e=c.Matrix3.multiplyByVector(t,e,e),l[y++]=e.x,l[y++]=e.y,l[y++]=e.z;return l}function K(a,e,r,n){var i=O;return[(i=(n||(e=T.Cartesian3.negate(e,e)),T.Cartesian3.add(a,e,i))).x,i.y,i.z,r.x,r.y,r.z]}function W(a,e,r,n){for(var i=new Array(a.length),t=new Array(a.length),s=T.Cartesian3.multiplyByScalar(e,r,O),o=T.Cartesian3.negate(s,p),C=0,l=a.length-1,y=0;y<a.length;y+=3){var u=T.Cartesian3.fromArray(a,y,m),c=T.Cartesian3.add(u,o,g);i[C++]=c.x,i[C++]=c.y,i[C++]=c.z;var d=T.Cartesian3.add(u,s,g);t[l--]=d.z,t[l--]=d.y,t[l--]=d.x}return n.push(i,t),n}e.addAttribute=function(a,e,r,n){var i=e.x,t=e.y,s=e.z;o.defined(r)&&(a[r]=i,a[r+1]=t,a[r+2]=s),o.defined(n)&&(a[n]=s,a[n-1]=t,a[n-2]=i)};var X=new T.Cartesian3,Y=new T.Cartesian3;e.computePositions=function(a){var e=a.granularity,r=a.positions,n=a.ellipsoid,i=a.width/2,t=a.cornerType,s=a.saveAttributes,o=V,C=Q,l=U,y=G,u=I,c=q,d=j,p=k,m=F,g=H,h=[],f=s?[]:void 0,w=s?[]:void 0,z=r[0],x=r[1];C=T.Cartesian3.normalize(T.Cartesian3.subtract(x,z,C),C),o=n.geodeticSurfaceNormal(z,o),y=T.Cartesian3.normalize(T.Cartesian3.cross(o,C,y),y),s&&(f.push(y.x,y.y,y.z),w.push(o.x,o.y,o.z)),d=T.Cartesian3.clone(z,d),z=x,l=T.Cartesian3.negate(C,l);var v,B,P=[],A=r.length;for(v=1;v<A-1;v++){o=n.geodeticSurfaceNormal(z,o),x=r[v+1],C=T.Cartesian3.normalize(T.Cartesian3.subtract(x,z,C),C),u=T.Cartesian3.normalize(T.Cartesian3.add(C,l,u),u);var S=T.Cartesian3.multiplyByScalar(o,T.Cartesian3.dot(C,o),X);T.Cartesian3.subtract(C,S,S),T.Cartesian3.normalize(S,S);var E=T.Cartesian3.multiplyByScalar(o,T.Cartesian3.dot(l,o),Y);if(T.Cartesian3.subtract(l,E,E),T.Cartesian3.normalize(E,E),!M.CesiumMath.equalsEpsilon(Math.abs(T.Cartesian3.dot(S,E)),1,M.CesiumMath.EPSILON7)){u=T.Cartesian3.cross(u,o,u),u=T.Cartesian3.cross(o,u,u),u=T.Cartesian3.normalize(u,u);var b=i/Math.max(.25,T.Cartesian3.magnitude(T.Cartesian3.cross(u,l,O))),D=N.PolylineVolumeGeometryLibrary.angleIsGreaterThanPi(C,l,z,n);u=T.Cartesian3.multiplyByScalar(u,b,u),D?(p=T.Cartesian3.add(z,u,p),g=T.Cartesian3.add(p,T.Cartesian3.multiplyByScalar(y,i,g),g),m=T.Cartesian3.add(p,T.Cartesian3.multiplyByScalar(y,2*i,m),m),R[0]=T.Cartesian3.clone(d,R[0]),R[1]=T.Cartesian3.clone(g,R[1]),h=W(L.PolylinePipeline.generateArc({positions:R,granularity:e,ellipsoid:n}),y,i,h),s&&(f.push(y.x,y.y,y.z),w.push(o.x,o.y,o.z)),c=T.Cartesian3.clone(m,c),y=T.Cartesian3.normalize(T.Cartesian3.cross(o,C,y),y),m=T.Cartesian3.add(p,T.Cartesian3.multiplyByScalar(y,2*i,m),m),d=T.Cartesian3.add(p,T.Cartesian3.multiplyByScalar(y,i,d),d),t===N.CornerType.ROUNDED||t===N.CornerType.BEVELED?P.push({leftPositions:J(p,c,m,t,D)}):P.push({leftPositions:K(z,T.Cartesian3.negate(u,u),m,D)})):(m=T.Cartesian3.add(z,u,m),g=T.Cartesian3.add(m,T.Cartesian3.negate(T.Cartesian3.multiplyByScalar(y,i,g),g),g),p=T.Cartesian3.add(m,T.Cartesian3.negate(T.Cartesian3.multiplyByScalar(y,2*i,p),p),p),R[0]=T.Cartesian3.clone(d,R[0]),R[1]=T.Cartesian3.clone(g,R[1]),h=W(L.PolylinePipeline.generateArc({positions:R,granularity:e,ellipsoid:n}),y,i,h),s&&(f.push(y.x,y.y,y.z),w.push(o.x,o.y,o.z)),c=T.Cartesian3.clone(p,c),y=T.Cartesian3.normalize(T.Cartesian3.cross(o,C,y),y),p=T.Cartesian3.add(m,T.Cartesian3.negate(T.Cartesian3.multiplyByScalar(y,2*i,p),p),p),d=T.Cartesian3.add(m,T.Cartesian3.negate(T.Cartesian3.multiplyByScalar(y,i,d),d),d),t===N.CornerType.ROUNDED||t===N.CornerType.BEVELED?P.push({rightPositions:J(m,c,p,t,D)}):P.push({rightPositions:K(z,u,p,D)})),l=T.Cartesian3.negate(C,l)}z=x}return o=n.geodeticSurfaceNormal(z,o),R[0]=T.Cartesian3.clone(d,R[0]),R[1]=T.Cartesian3.clone(z,R[1]),h=W(L.PolylinePipeline.generateArc({positions:R,granularity:e,ellipsoid:n}),y,i,h),s&&(f.push(y.x,y.y,y.z),w.push(o.x,o.y,o.z)),t===N.CornerType.ROUNDED&&(B=function(a){var e=V,r=Q,n=U,i=a[1];r=T.Cartesian3.fromArray(a[1],i.length-3,r),n=T.Cartesian3.fromArray(a[0],0,n);var t=J(e=T.Cartesian3.midpoint(r,n,e),r,n,N.CornerType.ROUNDED,!1),s=a.length-1,o=a[s-1];return i=a[s],r=T.Cartesian3.fromArray(o,o.length-3,r),n=T.Cartesian3.fromArray(i,0,n),[t,J(e=T.Cartesian3.midpoint(r,n,e),r,n,N.CornerType.ROUNDED,!1)]}(h)),{positions:h,corners:P,lefts:f,normals:w,endPositions:B}},a.CorridorGeometryLibrary=e});
    24.