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- define(["./AttributeCompression-e2e3f0dd","./Transforms-98ffa11d","./Matrix2-e3fb4559","./Cartesian3-7e9cc2ff","./defaultValue-81eec7ed","./TerrainEncoding-2e2628a7","./IndexDatatype-f1e3f799","./Check-741c5f3c","./Math-5f585871","./OrientedBoundingBox-3db45505","./createTaskProcessorWorker","./ComponentDatatype-aaeec80f","./WebGLConstants-508b9636","./Matrix4-d34187af","./RuntimeError-26acdd3b","./_commonjsHelpers-3aae1032-26891ab7","./combine-3c023bda","./EllipsoidTangentPlane-fa1337e1","./AxisAlignedBoundingBox-37250ed6","./IntersectionTests-73b87d72","./Plane-4f75b3df"],(function(e,t,n,i,s,r,h,o,u,d,p,a,l,f,c,g,m,x,C,w,B){"use strict";const y={clipTriangleAtAxisAlignedThreshold:function(e,t,n,i,r,h){let o,u,d;s.defined(h)?h.length=0:h=[],t?(o=n<e,u=i<e,d=r<e):(o=n>e,u=i>e,d=r>e);const p=o+u+d;let a,l,f,c,g,m;return 1===p?o?(a=(e-n)/(i-n),l=(e-n)/(r-n),h.push(1),h.push(2),1!==l&&(h.push(-1),h.push(0),h.push(2),h.push(l)),1!==a&&(h.push(-1),h.push(0),h.push(1),h.push(a))):u?(f=(e-i)/(r-i),c=(e-i)/(n-i),h.push(2),h.push(0),1!==c&&(h.push(-1),h.push(1),h.push(0),h.push(c)),1!==f&&(h.push(-1),h.push(1),h.push(2),h.push(f))):d&&(g=(e-r)/(n-r),m=(e-r)/(i-r),h.push(0),h.push(1),1!==m&&(h.push(-1),h.push(2),h.push(1),h.push(m)),1!==g&&(h.push(-1),h.push(2),h.push(0),h.push(g))):2===p?o||n===e?u||i===e?d||r===e||(l=(e-n)/(r-n),f=(e-i)/(r-i),h.push(2),h.push(-1),h.push(0),h.push(2),h.push(l),h.push(-1),h.push(1),h.push(2),h.push(f)):(m=(e-r)/(i-r),a=(e-n)/(i-n),h.push(1),h.push(-1),h.push(2),h.push(1),h.push(m),h.push(-1),h.push(0),h.push(1),h.push(a)):(c=(e-i)/(n-i),g=(e-r)/(n-r),h.push(0),h.push(-1),h.push(1),h.push(0),h.push(c),h.push(-1),h.push(2),h.push(0),h.push(g)):3!==p&&(h.push(0),h.push(1),h.push(2)),h},computeBarycentricCoordinates:function(e,t,n,r,h,o,u,d,p){const a=n-u,l=u-h,f=o-d,c=r-d,g=1/(f*a+l*c),m=t-d,x=e-u,C=(f*x+l*m)*g,w=(-c*x+a*m)*g,B=1-C-w;return s.defined(p)?(p.x=C,p.y=w,p.z=B,p):new i.Cartesian3(C,w,B)},computeLineSegmentLineSegmentIntersection:function(e,t,i,r,h,o,u,d,p){const a=(d-o)*(i-e)-(u-h)*(r-t);if(0===a)return;const l=((u-h)*(t-o)-(d-o)*(e-h))/a,f=((i-e)*(t-o)-(r-t)*(e-h))/a;return l>=0&&l<=1&&f>=0&&f<=1?(s.defined(p)||(p=new n.Cartesian2),p.x=e+l*(i-e),p.y=t+l*(r-t),p):void 0}},I=32767,A=16383,b=[],v=[],T=[],M=new n.Cartographic;let z=new i.Cartesian3;const V=[],N=[],E=[],H=[],R=[],O=new i.Cartesian3,S=new t.BoundingSphere,U=new d.OrientedBoundingBox,F=new n.Cartesian2,P=new i.Cartesian3;function k(){this.vertexBuffer=void 0,this.index=void 0,this.first=void 0,this.second=void 0,this.ratio=void 0}k.prototype.clone=function(e){return s.defined(e)||(e=new k),e.uBuffer=this.uBuffer,e.vBuffer=this.vBuffer,e.heightBuffer=this.heightBuffer,e.normalBuffer=this.normalBuffer,e.index=this.index,e.first=this.first,e.second=this.second,e.ratio=this.ratio,e},k.prototype.initializeIndexed=function(e,t,n,i,s){this.uBuffer=e,this.vBuffer=t,this.heightBuffer=n,this.normalBuffer=i,this.index=s,this.first=void 0,this.second=void 0,this.ratio=void 0},k.prototype.initializeFromClipResult=function(e,t,n){let i=t+1;return-1!==e[t]?n[e[t]].clone(this):(this.vertexBuffer=void 0,this.index=void 0,this.first=n[e[i]],++i,this.second=n[e[i]],++i,this.ratio=e[i],++i),i},k.prototype.getKey=function(){return this.isIndexed()?this.index:JSON.stringify({first:this.first.getKey(),second:this.second.getKey(),ratio:this.ratio})},k.prototype.isIndexed=function(){return s.defined(this.index)},k.prototype.getH=function(){return s.defined(this.index)?this.heightBuffer[this.index]:u.CesiumMath.lerp(this.first.getH(),this.second.getH(),this.ratio)},k.prototype.getU=function(){return s.defined(this.index)?this.uBuffer[this.index]:u.CesiumMath.lerp(this.first.getU(),this.second.getU(),this.ratio)},k.prototype.getV=function(){return s.defined(this.index)?this.vBuffer[this.index]:u.CesiumMath.lerp(this.first.getV(),this.second.getV(),this.ratio)};let D=new n.Cartesian2,W=-1;const X=[new i.Cartesian3,new i.Cartesian3],K=[new i.Cartesian3,new i.Cartesian3];function L(t,n){++W;let s=X[W],r=K[W];return s=e.AttributeCompression.octDecode(t.first.getNormalX(),t.first.getNormalY(),s),r=e.AttributeCompression.octDecode(t.second.getNormalX(),t.second.getNormalY(),r),z=i.Cartesian3.lerp(s,r,t.ratio,z),i.Cartesian3.normalize(z,z),e.AttributeCompression.octEncode(z,n),--W,n}k.prototype.getNormalX=function(){return s.defined(this.index)?this.normalBuffer[2*this.index]:(D=L(this,D),D.x)},k.prototype.getNormalY=function(){return s.defined(this.index)?this.normalBuffer[2*this.index+1]:(D=L(this,D),D.y)};const Y=[];function _(e,t,n,i,r,h,o,u,d){if(0===o.length)return;let p=0,a=0;for(;a<o.length;)a=Y[p++].initializeFromClipResult(o,a,u);for(let r=0;r<p;++r){const o=Y[r];if(o.isIndexed())o.newIndex=h[o.index],o.uBuffer=e,o.vBuffer=t,o.heightBuffer=n,d&&(o.normalBuffer=i);else{const r=o.getKey();if(s.defined(h[r]))o.newIndex=h[r];else{const s=e.length;e.push(o.getU()),t.push(o.getV()),n.push(o.getH()),d&&(i.push(o.getNormalX()),i.push(o.getNormalY())),o.newIndex=s,h[r]=s}}}3===p?(r.push(Y[0].newIndex),r.push(Y[1].newIndex),r.push(Y[2].newIndex)):4===p&&(r.push(Y[0].newIndex),r.push(Y[1].newIndex),r.push(Y[2].newIndex),r.push(Y[0].newIndex),r.push(Y[2].newIndex),r.push(Y[3].newIndex))}return Y.push(new k),Y.push(new k),Y.push(new k),Y.push(new k),p((function(e,s){const o=e.isEastChild,p=e.isNorthChild,a=o?A:0,l=o?I:A,f=p?A:0,c=p?I:A,g=V,m=N,x=E,C=R;g.length=0,m.length=0,x.length=0,C.length=0;const w=H;w.length=0;const B={},D=e.vertices;let W=e.indices;W=W.subarray(0,e.indexCountWithoutSkirts);const X=r.TerrainEncoding.clone(e.encoding),K=X.hasVertexNormals;let L=0;const Y=e.vertexCountWithoutSkirts,j=e.minimumHeight,G=e.maximumHeight,J=new Array(Y),Z=new Array(Y),q=new Array(Y),Q=K?new Array(2*Y):void 0;let $,ee,te,ne,ie;for(ee=0,te=0;ee<Y;++ee,te+=2){const e=X.decodeTextureCoordinates(D,ee,F);if($=X.decodeHeight(D,ee),ne=u.CesiumMath.clamp(e.x*I|0,0,I),ie=u.CesiumMath.clamp(e.y*I|0,0,I),q[ee]=u.CesiumMath.clamp(($-j)/(G-j)*I|0,0,I),ne<20&&(ne=0),ie<20&&(ie=0),I-ne<20&&(ne=I),I-ie<20&&(ie=I),J[ee]=ne,Z[ee]=ie,K){const e=X.getOctEncodedNormal(D,ee,P);Q[te]=e.x,Q[te+1]=e.y}(o&&ne>=A||!o&&ne<=A)&&(p&&ie>=A||!p&&ie<=A)&&(B[ee]=L,g.push(ne),m.push(ie),x.push(q[ee]),K&&(C.push(Q[te]),C.push(Q[te+1])),++L)}const se=[];se.push(new k),se.push(new k),se.push(new k);const re=[];let he,oe;for(re.push(new k),re.push(new k),re.push(new k),ee=0;ee<W.length;ee+=3){const e=W[ee],t=W[ee+1],n=W[ee+2],i=J[e],s=J[t],r=J[n];se[0].initializeIndexed(J,Z,q,Q,e),se[1].initializeIndexed(J,Z,q,Q,t),se[2].initializeIndexed(J,Z,q,Q,n);const h=y.clipTriangleAtAxisAlignedThreshold(A,o,i,s,r,b);he=0,he>=h.length||(he=re[0].initializeFromClipResult(h,he,se),he>=h.length||(he=re[1].initializeFromClipResult(h,he,se),he>=h.length||(he=re[2].initializeFromClipResult(h,he,se),oe=y.clipTriangleAtAxisAlignedThreshold(A,p,re[0].getV(),re[1].getV(),re[2].getV(),v),_(g,m,x,C,w,B,oe,re,K),he<h.length&&(re[2].clone(re[1]),re[2].initializeFromClipResult(h,he,se),oe=y.clipTriangleAtAxisAlignedThreshold(A,p,re[0].getV(),re[1].getV(),re[2].getV(),v),_(g,m,x,C,w,B,oe,re,K)))))}const ue=o?-32767:0,de=p?-32767:0,pe=[],ae=[],le=[],fe=[];let ce=Number.MAX_VALUE,ge=-ce;const me=T;me.length=0;const xe=n.Ellipsoid.clone(e.ellipsoid),Ce=n.Rectangle.clone(e.childRectangle),we=Ce.north,Be=Ce.south;let ye=Ce.east;const Ie=Ce.west;for(ye<Ie&&(ye+=u.CesiumMath.TWO_PI),ee=0;ee<g.length;++ee)ne=Math.round(g[ee]),ne<=a?(pe.push(ee),ne=0):ne>=l?(le.push(ee),ne=I):ne=2*ne+ue,g[ee]=ne,ie=Math.round(m[ee]),ie<=f?(ae.push(ee),ie=0):ie>=c?(fe.push(ee),ie=I):ie=2*ie+de,m[ee]=ie,$=u.CesiumMath.lerp(j,G,x[ee]/I),$<ce&&(ce=$),$>ge&&(ge=$),x[ee]=$,M.longitude=u.CesiumMath.lerp(Ie,ye,ne/I),M.latitude=u.CesiumMath.lerp(Be,we,ie/I),M.height=$,xe.cartographicToCartesian(M,z),me.push(z.x),me.push(z.y),me.push(z.z);const Ae=t.BoundingSphere.fromVertices(me,i.Cartesian3.ZERO,3,S),be=d.OrientedBoundingBox.fromRectangle(Ce,ce,ge,xe,U),ve=new r.EllipsoidalOccluder(xe).computeHorizonCullingPointFromVerticesPossiblyUnderEllipsoid(Ae.center,me,3,Ae.center,ce,O),Te=ge-ce,Me=new Uint16Array(g.length+m.length+x.length);for(ee=0;ee<g.length;++ee)Me[ee]=g[ee];let ze=g.length;for(ee=0;ee<m.length;++ee)Me[ze+ee]=m[ee];for(ze+=m.length,ee=0;ee<x.length;++ee)Me[ze+ee]=I*(x[ee]-ce)/Te;const Ve=h.IndexDatatype.createTypedArray(g.length,w);let Ne;if(K){const e=new Uint8Array(C);s.push(Me.buffer,Ve.buffer,e.buffer),Ne=e.buffer}else s.push(Me.buffer,Ve.buffer);return{vertices:Me.buffer,encodedNormals:Ne,indices:Ve.buffer,minimumHeight:ce,maximumHeight:ge,westIndices:pe,southIndices:ae,eastIndices:le,northIndices:fe,boundingSphere:Ae,orientedBoundingBox:be,horizonOcclusionPoint:ve}}))}));
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