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OrientedBoundingBox-3ab8a09c.js

OrientedBoundingBox-3ab8a09c.js 12 KB
文件历史 原始文件

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  1. /**
    2. 

  2.  * @license
    3. 

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

  4.  * Version 1.99
    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(["exports","./Transforms-3ea76111","./Matrix2-7a2bab7e","./Matrix3-edb29a7e","./defaultValue-135942ca","./EllipsoidTangentPlane-46a19c1a","./Math-a304e2d6","./Plane-5bea24eb"],(function(a,t,e,n,r,i,s,o){"use strict";function c(a,t){this.center=n.Cartesian3.clone(r.defaultValue(a,n.Cartesian3.ZERO)),this.halfAxes=n.Matrix3.clone(r.defaultValue(t,n.Matrix3.ZERO))}c.packedLength=n.Cartesian3.packedLength+n.Matrix3.packedLength,c.pack=function(a,t,e){return e=r.defaultValue(e,0),n.Cartesian3.pack(a.center,t,e),n.Matrix3.pack(a.halfAxes,t,e+n.Cartesian3.packedLength),t},c.unpack=function(a,t,e){return t=r.defaultValue(t,0),r.defined(e)||(e=new c),n.Cartesian3.unpack(a,t,e.center),n.Matrix3.unpack(a,t+n.Cartesian3.packedLength,e.halfAxes),e};const C=new n.Cartesian3,u=new n.Cartesian3,l=new n.Cartesian3,d=new n.Cartesian3,h=new n.Cartesian3,x=new n.Cartesian3,m=new n.Matrix3,M={unitary:new n.Matrix3,diagonal:new n.Matrix3};c.fromPoints=function(a,t){if(r.defined(t)||(t=new c),!r.defined(a)||0===a.length)return t.halfAxes=n.Matrix3.ZERO,t.center=n.Cartesian3.ZERO,t;let e;const i=a.length,s=n.Cartesian3.clone(a[0],C);for(e=1;e<i;e++)n.Cartesian3.add(s,a[e],s);const o=1/i;n.Cartesian3.multiplyByScalar(s,o,s);let f,p=0,w=0,g=0,b=0,y=0,N=0;for(e=0;e<i;e++)f=n.Cartesian3.subtract(a[e],s,u),p+=f.x*f.x,w+=f.x*f.y,g+=f.x*f.z,b+=f.y*f.y,y+=f.y*f.z,N+=f.z*f.z;p*=o,w*=o,g*=o,b*=o,y*=o,N*=o;const T=m;T[0]=p,T[1]=w,T[2]=g,T[3]=w,T[4]=b,T[5]=y,T[6]=g,T[7]=y,T[8]=N;const O=n.Matrix3.computeEigenDecomposition(T,M),A=n.Matrix3.clone(O.unitary,t.halfAxes);let P=n.Matrix3.getColumn(A,0,d),I=n.Matrix3.getColumn(A,1,h),R=n.Matrix3.getColumn(A,2,x),E=-Number.MAX_VALUE,S=-Number.MAX_VALUE,U=-Number.MAX_VALUE,L=Number.MAX_VALUE,z=Number.MAX_VALUE,B=Number.MAX_VALUE;for(e=0;e<i;e++)f=a[e],E=Math.max(n.Cartesian3.dot(P,f),E),S=Math.max(n.Cartesian3.dot(I,f),S),U=Math.max(n.Cartesian3.dot(R,f),U),L=Math.min(n.Cartesian3.dot(P,f),L),z=Math.min(n.Cartesian3.dot(I,f),z),B=Math.min(n.Cartesian3.dot(R,f),B);P=n.Cartesian3.multiplyByScalar(P,.5*(L+E),P),I=n.Cartesian3.multiplyByScalar(I,.5*(z+S),I),R=n.Cartesian3.multiplyByScalar(R,.5*(B+U),R);const V=n.Cartesian3.add(P,I,t.center);n.Cartesian3.add(V,R,V);const _=l;return _.x=E-L,_.y=S-z,_.z=U-B,n.Cartesian3.multiplyByScalar(_,.5,_),n.Matrix3.multiplyByScale(t.halfAxes,_,t.halfAxes),t};const f=new n.Cartesian3,p=new n.Cartesian3;function w(a,t,e,i,s,o,C,u,l,d,h){r.defined(h)||(h=new c);const x=h.halfAxes;n.Matrix3.setColumn(x,0,t,x),n.Matrix3.setColumn(x,1,e,x),n.Matrix3.setColumn(x,2,i,x);let m=f;m.x=(s+o)/2,m.y=(C+u)/2,m.z=(l+d)/2;const M=p;M.x=(o-s)/2,M.y=(u-C)/2,M.z=(d-l)/2;const w=h.center;return m=n.Matrix3.multiplyByVector(x,m,m),n.Cartesian3.add(a,m,w),n.Matrix3.multiplyByScale(x,M,x),h}const g=new n.Cartographic,b=new n.Cartesian3,y=new n.Cartographic,N=new n.Cartographic,T=new n.Cartographic,O=new n.Cartographic,A=new n.Cartographic,P=new n.Cartesian3,I=new n.Cartesian3,R=new n.Cartesian3,E=new n.Cartesian3,S=new n.Cartesian3,U=new e.Cartesian2,L=new e.Cartesian2,z=new e.Cartesian2,B=new e.Cartesian2,V=new e.Cartesian2,_=new n.Cartesian3,k=new n.Cartesian3,W=new n.Cartesian3,X=new n.Cartesian3,q=new e.Cartesian2,D=new n.Cartesian3,j=new n.Cartesian3,Z=new n.Cartesian3,v=new o.Plane(n.Cartesian3.UNIT_X,0);c.fromRectangle=function(a,t,c,C,u){let l,d,h,x,m,M,f;if(t=r.defaultValue(t,0),c=r.defaultValue(c,0),C=r.defaultValue(C,n.Ellipsoid.WGS84),a.width<=s.CesiumMath.PI){const r=e.Rectangle.center(a,g),s=C.cartographicToCartesian(r,b),p=new i.EllipsoidTangentPlane(s,C);f=p.plane;const _=r.longitude,k=a.south<0&&a.north>0?0:r.latitude,W=n.Cartographic.fromRadians(_,a.north,c,y),X=n.Cartographic.fromRadians(a.west,a.north,c,N),q=n.Cartographic.fromRadians(a.west,k,c,T),D=n.Cartographic.fromRadians(a.west,a.south,c,O),j=n.Cartographic.fromRadians(_,a.south,c,A),Z=C.cartographicToCartesian(W,P);let v=C.cartographicToCartesian(X,I);const Y=C.cartographicToCartesian(q,R);let G=C.cartographicToCartesian(D,E);const F=C.cartographicToCartesian(j,S),H=p.projectPointToNearestOnPlane(Z,U),J=p.projectPointToNearestOnPlane(v,L),K=p.projectPointToNearestOnPlane(Y,z),Q=p.projectPointToNearestOnPlane(G,B),$=p.projectPointToNearestOnPlane(F,V);return l=Math.min(J.x,K.x,Q.x),d=-l,x=Math.max(J.y,H.y),h=Math.min(Q.y,$.y),X.height=D.height=t,v=C.cartographicToCartesian(X,I),G=C.cartographicToCartesian(D,E),m=Math.min(o.Plane.getPointDistance(f,v),o.Plane.getPointDistance(f,G)),M=c,w(p.origin,p.xAxis,p.yAxis,p.zAxis,l,d,h,x,m,M,u)}const p=a.south>0,Y=a.north<0,G=p?a.south:Y?a.north:0,F=e.Rectangle.center(a,g).longitude,H=n.Cartesian3.fromRadians(F,G,c,C,_);H.z=0;const J=Math.abs(H.x)<s.CesiumMath.EPSILON10&&Math.abs(H.y)<s.CesiumMath.EPSILON10?n.Cartesian3.UNIT_X:n.Cartesian3.normalize(H,k),K=n.Cartesian3.UNIT_Z,Q=n.Cartesian3.cross(J,K,W);f=o.Plane.fromPointNormal(H,J,v);const $=n.Cartesian3.fromRadians(F+s.CesiumMath.PI_OVER_TWO,G,c,C,X);d=n.Cartesian3.dot(o.Plane.projectPointOntoPlane(f,$,q),Q),l=-d,x=n.Cartesian3.fromRadians(0,a.north,Y?t:c,C,D).z,h=n.Cartesian3.fromRadians(0,a.south,p?t:c,C,j).z;const aa=n.Cartesian3.fromRadians(a.east,G,c,C,Z);return m=o.Plane.getPointDistance(f,aa),M=0,w(H,Q,K,J,l,d,h,x,m,M,u)},c.fromTransformation=function(a,t){return r.defined(t)||(t=new c),t.center=e.Matrix4.getTranslation(a,t.center),t.halfAxes=e.Matrix4.getMatrix3(a,t.halfAxes),t.halfAxes=n.Matrix3.multiplyByScalar(t.halfAxes,.5,t.halfAxes),t},c.clone=function(a,t){if(r.defined(a))return r.defined(t)?(n.Cartesian3.clone(a.center,t.center),n.Matrix3.clone(a.halfAxes,t.halfAxes),t):new c(a.center,a.halfAxes)},c.intersectPlane=function(a,e){const r=a.center,i=e.normal,s=a.halfAxes,o=i.x,c=i.y,C=i.z,u=Math.abs(o*s[n.Matrix3.COLUMN0ROW0]+c*s[n.Matrix3.COLUMN0ROW1]+C*s[n.Matrix3.COLUMN0ROW2])+Math.abs(o*s[n.Matrix3.COLUMN1ROW0]+c*s[n.Matrix3.COLUMN1ROW1]+C*s[n.Matrix3.COLUMN1ROW2])+Math.abs(o*s[n.Matrix3.COLUMN2ROW0]+c*s[n.Matrix3.COLUMN2ROW1]+C*s[n.Matrix3.COLUMN2ROW2]),l=n.Cartesian3.dot(i,r)+e.distance;return l<=-u?t.Intersect.OUTSIDE:l>=u?t.Intersect.INSIDE:t.Intersect.INTERSECTING};const Y=new n.Cartesian3,G=new n.Cartesian3,F=new n.Cartesian3,H=new n.Cartesian3,J=new n.Cartesian3,K=new n.Cartesian3;c.distanceSquaredTo=function(a,t){const e=n.Cartesian3.subtract(t,a.center,f),r=a.halfAxes;let i=n.Matrix3.getColumn(r,0,Y),o=n.Matrix3.getColumn(r,1,G),c=n.Matrix3.getColumn(r,2,F);const C=n.Cartesian3.magnitude(i),u=n.Cartesian3.magnitude(o),l=n.Cartesian3.magnitude(c);let d=!0,h=!0,x=!0;C>0?n.Cartesian3.divideByScalar(i,C,i):d=!1,u>0?n.Cartesian3.divideByScalar(o,u,o):h=!1,l>0?n.Cartesian3.divideByScalar(c,l,c):x=!1;const m=!d+!h+!x;let M,p,w;if(1===m){let a=i;M=o,p=c,h?x||(a=c,p=i):(a=o,M=i),w=n.Cartesian3.cross(M,p,J),a===i?i=w:a===o?o=w:a===c&&(c=w)}else if(2===m){M=i,h?M=o:x&&(M=c);let a=n.Cartesian3.UNIT_Y;a.equalsEpsilon(M,s.CesiumMath.EPSILON3)&&(a=n.Cartesian3.UNIT_X),p=n.Cartesian3.cross(M,a,H),n.Cartesian3.normalize(p,p),w=n.Cartesian3.cross(M,p,J),n.Cartesian3.normalize(w,w),M===i?(o=p,c=w):M===o?(c=p,i=w):M===c&&(i=p,o=w)}else 3===m&&(i=n.Cartesian3.UNIT_X,o=n.Cartesian3.UNIT_Y,c=n.Cartesian3.UNIT_Z);const g=K;g.x=n.Cartesian3.dot(e,i),g.y=n.Cartesian3.dot(e,o),g.z=n.Cartesian3.dot(e,c);let b,y=0;return g.x<-C?(b=g.x+C,y+=b*b):g.x>C&&(b=g.x-C,y+=b*b),g.y<-u?(b=g.y+u,y+=b*b):g.y>u&&(b=g.y-u,y+=b*b),g.z<-l?(b=g.z+l,y+=b*b):g.z>l&&(b=g.z-l,y+=b*b),y};const Q=new n.Cartesian3,$=new n.Cartesian3;c.computePlaneDistances=function(a,e,i,s){r.defined(s)||(s=new t.Interval);let o=Number.POSITIVE_INFINITY,c=Number.NEGATIVE_INFINITY;const C=a.center,u=a.halfAxes,l=n.Matrix3.getColumn(u,0,Y),d=n.Matrix3.getColumn(u,1,G),h=n.Matrix3.getColumn(u,2,F),x=n.Cartesian3.add(l,d,Q);n.Cartesian3.add(x,h,x),n.Cartesian3.add(x,C,x);const m=n.Cartesian3.subtract(x,e,$);let M=n.Cartesian3.dot(i,m);return o=Math.min(M,o),c=Math.max(M,c),n.Cartesian3.add(C,l,x),n.Cartesian3.add(x,d,x),n.Cartesian3.subtract(x,h,x),n.Cartesian3.subtract(x,e,m),M=n.Cartesian3.dot(i,m),o=Math.min(M,o),c=Math.max(M,c),n.Cartesian3.add(C,l,x),n.Cartesian3.subtract(x,d,x),n.Cartesian3.add(x,h,x),n.Cartesian3.subtract(x,e,m),M=n.Cartesian3.dot(i,m),o=Math.min(M,o),c=Math.max(M,c),n.Cartesian3.add(C,l,x),n.Cartesian3.subtract(x,d,x),n.Cartesian3.subtract(x,h,x),n.Cartesian3.subtract(x,e,m),M=n.Cartesian3.dot(i,m),o=Math.min(M,o),c=Math.max(M,c),n.Cartesian3.subtract(C,l,x),n.Cartesian3.add(x,d,x),n.Cartesian3.add(x,h,x),n.Cartesian3.subtract(x,e,m),M=n.Cartesian3.dot(i,m),o=Math.min(M,o),c=Math.max(M,c),n.Cartesian3.subtract(C,l,x),n.Cartesian3.add(x,d,x),n.Cartesian3.subtract(x,h,x),n.Cartesian3.subtract(x,e,m),M=n.Cartesian3.dot(i,m),o=Math.min(M,o),c=Math.max(M,c),n.Cartesian3.subtract(C,l,x),n.Cartesian3.subtract(x,d,x),n.Cartesian3.add(x,h,x),n.Cartesian3.subtract(x,e,m),M=n.Cartesian3.dot(i,m),o=Math.min(M,o),c=Math.max(M,c),n.Cartesian3.subtract(C,l,x),n.Cartesian3.subtract(x,d,x),n.Cartesian3.subtract(x,h,x),n.Cartesian3.subtract(x,e,m),M=n.Cartesian3.dot(i,m),o=Math.min(M,o),c=Math.max(M,c),s.start=o,s.stop=c,s};const aa=new n.Cartesian3,ta=new n.Cartesian3,ea=new n.Cartesian3;c.computeCorners=function(a,t){r.defined(t)||(t=[new n.Cartesian3,new n.Cartesian3,new n.Cartesian3,new n.Cartesian3,new n.Cartesian3,new n.Cartesian3,new n.Cartesian3,new n.Cartesian3]);const e=a.center,i=a.halfAxes,s=n.Matrix3.getColumn(i,0,aa),o=n.Matrix3.getColumn(i,1,ta),c=n.Matrix3.getColumn(i,2,ea);return n.Cartesian3.clone(e,t[0]),n.Cartesian3.subtract(t[0],s,t[0]),n.Cartesian3.subtract(t[0],o,t[0]),n.Cartesian3.subtract(t[0],c,t[0]),n.Cartesian3.clone(e,t[1]),n.Cartesian3.subtract(t[1],s,t[1]),n.Cartesian3.subtract(t[1],o,t[1]),n.Cartesian3.add(t[1],c,t[1]),n.Cartesian3.clone(e,t[2]),n.Cartesian3.subtract(t[2],s,t[2]),n.Cartesian3.add(t[2],o,t[2]),n.Cartesian3.subtract(t[2],c,t[2]),n.Cartesian3.clone(e,t[3]),n.Cartesian3.subtract(t[3],s,t[3]),n.Cartesian3.add(t[3],o,t[3]),n.Cartesian3.add(t[3],c,t[3]),n.Cartesian3.clone(e,t[4]),n.Cartesian3.add(t[4],s,t[4]),n.Cartesian3.subtract(t[4],o,t[4]),n.Cartesian3.subtract(t[4],c,t[4]),n.Cartesian3.clone(e,t[5]),n.Cartesian3.add(t[5],s,t[5]),n.Cartesian3.subtract(t[5],o,t[5]),n.Cartesian3.add(t[5],c,t[5]),n.Cartesian3.clone(e,t[6]),n.Cartesian3.add(t[6],s,t[6]),n.Cartesian3.add(t[6],o,t[6]),n.Cartesian3.subtract(t[6],c,t[6]),n.Cartesian3.clone(e,t[7]),n.Cartesian3.add(t[7],s,t[7]),n.Cartesian3.add(t[7],o,t[7]),n.Cartesian3.add(t[7],c,t[7]),t};const na=new n.Matrix3;c.computeTransformation=function(a,t){r.defined(t)||(t=new e.Matrix4);const i=a.center,s=n.Matrix3.multiplyByUniformScale(a.halfAxes,2,na);return e.Matrix4.fromRotationTranslation(s,i,t)};const ra=new t.BoundingSphere;c.isOccluded=function(a,e){const n=t.BoundingSphere.fromOrientedBoundingBox(a,ra);return!e.isBoundingSphereVisible(n)},c.prototype.intersectPlane=function(a){return c.intersectPlane(this,a)},c.prototype.distanceSquaredTo=function(a){return c.distanceSquaredTo(this,a)},c.prototype.computePlaneDistances=function(a,t,e){return c.computePlaneDistances(this,a,t,e)},c.prototype.computeCorners=function(a){return c.computeCorners(this,a)},c.prototype.computeTransformation=function(a){return c.computeTransformation(this,a)},c.prototype.isOccluded=function(a){return c.isOccluded(this,a)},c.equals=function(a,t){return a===t||r.defined(a)&&r.defined(t)&&n.Cartesian3.equals(a.center,t.center)&&n.Matrix3.equals(a.halfAxes,t.halfAxes)},c.prototype.clone=function(a){return c.clone(this,a)},c.prototype.equals=function(a){return c.equals(this,a)},a.OrientedBoundingBox=c}));
    26.