cong-gis-viewer/dist/cesiumStatic/Workers/createCorridorGeometry.js

The minimal recommended setup for an app using Cesium with Webpack 5

/*! For license information please see createCorridorGeometry.js.LICENSE.txt */
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qt(t,e){if(!(e.normal||e.tangent||e.bitangent||e.st))return t;let r,i,a=t.position.values;(e.normal||e.bitangent)&&(r=t.normal.values,i=t.bitangent.values);let n,s=t.position.values.length/18,l=3*s,u=2*s,d=2*l;if(e.normal||e.bitangent||e.tangent){let s=e.normal?new Float32Array(6*l):void 0,u=e.tangent?new Float32Array(6*l):void 0,m=e.bitangent?new Float32Array(6*l):void 0,h=zt,f=kt,c=wt,p=Tt,g=jt,A=Ht,b=d;for(n=0;n<l;n+=3){let t=b+d;h=o.fromArray(a,n,h),f=o.fromArray(a,n+l,f),c=o.fromArray(a,(n+3)%l,c),f=o.subtract(f,h,f),c=o.subtract(c,h,c),p=o.normalize(o.cross(f,c,p),p),e.normal&&(M.addAttribute(s,p,t),M.addAttribute(s,p,t+3),M.addAttribute(s,p,b),M.addAttribute(s,p,b+3)),(e.tangent||e.bitangent)&&(A=o.fromArray(r,n,A),e.bitangent&&(M.addAttribute(m,A,t),M.addAttribute(m,A,t+3),M.addAttribute(m,A,b),M.addAttribute(m,A,b+3)),e.tangent&&(g=o.normalize(o.cross(A,p,g),g),M.addAttribute(u,g,t),M.addAttribute(u,g,t+3),M.addAttribute(u,g,b),M.addAttribute(u,g,b+3))),b+=6}if(e.normal){for(s.set(r),n=0;n<l;n+=3)s[n+l]=-r[n],s[n+l+1]=-r[n+1],s[n+l+2]=-r[n+2];t.normal.values=s}else t.normal=void 0;if(e.bitangent?(m.set(i),m.set(i,l),t.bitangent.values=m):t.bitangent=void 0,e.tangent){let e=t.tangent.values;u.set(e),u.set(e,l),t.tangent.values=u}}if(e.st){let e=t.st.values,o=new Float32Array(6*u);o.set(e),o.set(e,u);let r=2*u;for(let t=0;t<2;t++){for(o[r++]=e[0],o[r++]=e[1],n=2;n<u;n+=2){let t=e[n],i=e[n+1];o[r++]=t,o[r++]=i,o[r++]=t,o[r++]=i}o[r++]=e[0],o[r++]=e[1]}t.st.values=o}return t}function Ot(t,e,o){o[e++]=t[0],o[e++]=t[1],o[e++]=t[2];for(let r=3;r<t.length;r+=3){let i=t[r],a=t[r+1],n=t[r+2];o[e++]=i,o[e++]=a,o[e++]=n,o[e++]=i,o[e++]=a,o[e++]=n}return o[e++]=t[0],o[e++]=t[1],o[e++]=t[2],o}function Jt(t,e){let o=new G({position:e.position,normal:e.normal||e.bitangent||t.shadowVolume,tangent:e.tangent,bitangent:e.normal||e.bitangent,st:e.st}),r=t.ellipsoid,i=Bt(M.computePositions(t),o,r),a=t.height,n=t.extrudedHeight,s=i.attributes,l=i.indices,u=s.position.values,d=u.length,m=new Float64Array(6*d),h=new Float64Array(d);h.set(u);let f=new Float64Array(4*d);u=yt.scaleToGeodeticHeight(u,a,r),f=Ot(u,0,f),h=yt.scaleToGeodeticHeight(h,n,r),f=Ot(h,2*d,f),m.set(u),m.set(h,d),m.set(f,2*d),s.position.values=m,s=qt(s,e);let c,p=d/3;if(t.shadowVolume){let t=s.normal.values;d=t.length;let o=new Float32Array(6*d);for(c=0;c<d;c++)t[c]=-t[c];o.set(t,d),o=Ot(t,4*d,o),s.extrudeDirection=new x({componentDatatype:F.FLOAT,componentsPerAttribute:3,values:o}),e.normal||(s.normal=void 0)}if(X(t.offsetAttribute)){let e=new Uint8Array(6*p);if(t.offsetAttribute===_t.TOP)e=e.fill(1,0,p).fill(1,2*p,4*p);else{let o=t.offsetAttribute===_t.NONE?0:1;e=e.fill(o)}s.applyOffset=new x({componentDatatype:F.UNSIGNED_BYTE,componentsPerAttribute:1,values:e})}let g=l.length,A=p+p,b=Nt.createTypedArray(m.length/3,2*g+3*A);b.set(l);let y,_,w,v,T=g;for(c=0;c<g;c+=3){let t=l[c],e=l[c+1],o=l[c+2];b[T++]=o+p,b[T++]=e+p,b[T++]=t+p}for(c=0;c<A;c+=2)y=c+A,_=y+A,w=y+1,v=_+1,b[T++]=y,b[T++]=_,b[T++]=w,b[T++]=w,b[T++]=_,b[T++]=v;return{attributes:s,indices:b}}var Dt=new o,gt=new o,Q=new bt;function Rt(t,e,r,i,a,n){let s=o.subtract(e,t,Dt);o.normalize(s,s);let l=r.geodeticSurfaceNormal(t,gt),u=o.cross(s,l,Dt);o.multiplyByScalar(u,i,u);let d=a.latitude,m=a.longitude,h=n.latitude,f=n.longitude;o.add(t,u,gt),r.cartesianToCartographic(gt,Q);let c=Q.latitude,p=Q.longitude;d=Math.min(d,c),m=Math.min(m,p),h=Math.max(h,c),f=Math.max(f,p),o.subtract(t,u,gt),r.cartesianToCartographic(gt,Q),c=Q.latitude,p=Q.longitude,d=Math.min(d,c),m=Math.min(m,p),h=Math.max(h,c),f=Math.max(f,p),a.latitude=d,a.longitude=m,n.latitude=h,n.longitude=f}var K=new o,pt=new o,W=new bt,j=new bt;function Yt(t,e,r,i,a){t=Ut(t,e);let n=Pt(t,o.equalsEpsilon),s=n.length;if(s<2||r<=0)return new Et;let l,u,d=.5*r;if(W.latitude=Number.POSITIVE_INFINITY,W.longitude=Number.POSITIVE_INFINITY,j.latitude=Number.NEGATIVE_INFINITY,j.longitude=Number.NEGATIVE_INFINITY,i===ht.ROUNDED){let t=n[0];o.subtract(t,n[1],K),o.normalize(K,K),o.multiplyByScalar(K,d,K),o.add(t,K,pt),e.cartesianToCartographic(pt,Q),l=Q.latitude,u=Q.longitude,W.latitude=Math.min(W.latitude,l),W.longitude=Math.min(W.longitude,u),j.latitude=Math.max(j.latitude,l),j.longitude=Math.max(j.longitude,u)}for(let t=0;t<s-1;++t)Rt(n[t],n[t+1],e,d,W,j);let m=n[s-1];o.subtract(m,n[s-2],K),o.normalize(K,K),o.multiplyByScalar(K,d,K),o.add(m,K,pt),Rt(m,pt,e,d,W,j),i===ht.ROUNDED&&(e.cartesianToCartographic(pt,Q),l=Q.latitude,u=Q.longitude,W.latitude=Math.min(W.latitude,l),W.longitude=Math.min(W.longitude,u),j.latitude=Math.max(j.latitude,l),j.longitude=Math.max(j.longitude,u));let h=X(a)?a:new Et;return h.north=j.latitude,h.south=W.latitude,h.east=j.longitude,h.west=W.longitude,h}function et(t){let e=(t=B(t,B.EMPTY_OBJECT)).positions,r=t.width;it.defined("options.positions",e),it.defined("options.width",r);let i=B(t.height,0),a=B(t.extrudedHeight,i);this._positions=e,this._ellipsoid=I.clone(B(t.ellipsoid,I.default)),this._vertexFormat=G.clone(B(t.vertexFormat,G.DEFAULT)),this._width=r,this._height=Math.max(i,a),this._extrudedHeight=Math.min(i,a),this._cornerType=B(t.cornerType,ht.ROUNDED),this._granularity=B(t.granularity,st.RADIANS_PER_DEGREE),this._shadowVolume=B(t.shadowVolume,!1),this._workerName="createCorridorGeometry",this._offsetAttribute=t.offsetAttribute,this._rectangle=void 0,this.packedLength=1+e.length*o.packedLength+I.packedLength+G.packedLength+7}et.pack=function(t,e,r){it.defined("value",t),it.defined("array",e),r=B(r,0);let i=t._positions,a=i.length;e[r++]=a;for(let t=0;t<a;++t,r+=o.packedLength)o.pack(i[t],e,r);return I.pack(t._ellipsoid,e,r),r+=I.packedLength,G.pack(t._vertexFormat,e,r),r+=G.packedLength,e[r++]=t._width,e[r++]=t._height,e[r++]=t._extrudedHeight,e[r++]=t._cornerType,e[r++]=t._granularity,e[r++]=t._shadowVolume?1:0,e[r]=B(t._offsetAttribute,-1),e};var It=I.clone(I.UNIT_SPHERE),Wt=new G,tt={positions:void 0,ellipsoid:It,vertexFormat:Wt,width:void 0,height:void 0,extrudedHeight:void 0,cornerType:void 0,granularity:void 0,shadowVolume:void 0,offsetAttribute:void 0};et.unpack=function(t,e,r){it.defined("array",t),e=B(e,0);let i=t[e++],a=new Array(i);for(let r=0;r<i;++r,e+=o.packedLength)a[r]=o.unpack(t,e);let n=I.unpack(t,e,It);e+=I.packedLength;let s=G.unpack(t,e,Wt);e+=G.packedLength;let l=t[e++],u=t[e++],d=t[e++],m=t[e++],h=t[e++],f=1===t[e++],c=t[e];return X(r)?(r._positions=a,r._ellipsoid=I.clone(n,r._ellipsoid),r._vertexFormat=G.clone(s,r._vertexFormat),r._width=l,r._height=u,r._extrudedHeight=d,r._cornerType=m,r._granularity=h,r._shadowVolume=f,r._offsetAttribute=-1===c?void 0:c,r):(tt.positions=a,tt.width=l,tt.height=u,tt.extrudedHeight=d,tt.cornerType=m,tt.granularity=h,tt.shadowVolume=f,tt.offsetAttribute=-1===c?void 0:c,new et(tt))},et.computeRectangle=function(t,e){let o=(t=B(t,B.EMPTY_OBJECT)).positions,r=t.width;return it.defined("options.positions",o),it.defined("options.width",r),Yt(o,B(t.ellipsoid,I.default),r,B(t.cornerType,ht.ROUNDED),e)},et.createGeometry=function(t){let e=t._positions,r=t._width,i=t._ellipsoid;e=Ut(e,i);let a=Pt(e,o.equalsEpsilon);if(a.length<2||r<=0)return;let n,s=t._height,l=t._extrudedHeight,u=!st.equalsEpsilon(s,l,0,st.EPSILON2),d=t._vertexFormat,m={ellipsoid:i,positions:a,width:r,cornerType:t._cornerType,granularity:t._granularity,saveAttributes:!0};if(u)m.height=s,m.extrudedHeight=l,m.shadowVolume=t._shadowVolume,m.offsetAttribute=t._offsetAttribute,n=Jt(m,d);else if(n=Bt(M.computePositions(m),d,i),n.attributes.position.values=yt.scaleToGeodeticHeight(n.attributes.position.values,s,i),X(t._offsetAttribute)){let e=t._offsetAttribute===_t.NONE?0:1,o=n.attributes.position.values.length,r=new Uint8Array(o/3).fill(e);n.attributes.applyOffset=new x({componentDatatype:F.UNSIGNED_BYTE,componentsPerAttribute:1,values:r})}let h=n.attributes,f=St.fromVertices(h.position.values,void 0,3);return d.position||(n.attributes.position.values=void 0),new Vt({attributes:h,indices:n.indices,primitiveType:Mt.TRIANGLES,boundingSphere:f,offsetAttribute:t._offsetAttribute})},et.createShadowVolume=function(t,e,o){let r=t._granularity,i=t._ellipsoid,a=e(r,i),n=o(r,i);return new et({positions:t._positions,width:t._width,cornerType:t._cornerType,ellipsoid:i,granularity:r,extrudedHeight:a,height:n,vertexFormat:G.POSITION_ONLY,shadowVolume:!0})},Object.defineProperties(et.prototype,{rectangle:{get:function(){return X(this._rectangle)||(this._rectangle=Yt(this._positions,this._ellipsoid,this._width,this._cornerType)),this._rectangle}},textureCoordinateRotationPoints:{get:function(){return[0,0,0,1,1,0]}}});var Lt=et;function Gt(t,e){return X(e)&&(t=Lt.unpack(t,e)),t._ellipsoid=I.clone(t._ellipsoid),Lt.createGeometry(t)}var Ae=Gt;export{Ae as default};