@arcgis/core/views/3d/support/dito.js

ArcGIS Maps SDK for JavaScript: A complete 2D and 3D mapping and data visualization API

/*
All material copyright ESRI, All Rights Reserved, unless otherwise specified.
See https://js.arcgis.com/4.33/esri/copyright.txt for details.
*/
import{fromValues as t}from"../../../core/libs/gl-matrix-2/factories/mat3f64.js";import{IDENTITY as r,create as n}from"../../../core/libs/gl-matrix-2/factories/quatf64.js";import{create as i}from"../../../core/libs/gl-matrix-2/factories/vec2f64.js";import{g as o,f as s}from"../../../chunks/vec32.js";import{create as e,fromValues as a}from"../../../core/libs/gl-matrix-2/factories/vec3f64.js";import{Vertices as c}from"../webgl-engine/lib/Attribute.js";const m=1e-6,f=e(),h=e();function u(t,r){const{data:n,size:i}=t,o=n.length/i;if(o<=0)return;const s=new tt(t);it(f,s.minProj,s.maxProj),st(f,f,.5),ot(h,s.maxProj,s.minProj);const a=nt(h),m=new rt;m.quality=a,o<14&&(t=new c(new Float64Array(s.buffer,112,42),3));const u=e(),j=e(),P=e(),b=e(),x=e(),I=e(),N=e();switch(l(s,t,N,u,j,P,b,x,I,m)){case 1:return void O(f,h,r);case 2:return void K(t,b,r)}w(t,N,u,j,P,b,x,I,m),L(t,m.b0,m.b1,m.b2,D,H);const V=e();ot(V,H,D),m.quality=nt(V),m.quality<a?Z(m.b0,m.b1,m.b2,D,H,V,r):O(f,h,r)}function l(t,r,n,i,o,s,e,a,c,f){if(A(t,i,o),ft(i,o)<m)return 1;ot(e,i,o),ct(e,e);return q(r,i,e,s)<m?2:(ot(a,o,s),ct(a,a),ot(c,s,i),ct(c,c),at(n,a,e),ct(n,n),Y(r,n,e,a,c,f),0)}const j=e(),P=e(),b=e(),x=e(),I=e(),N=e(),V=e(),y=e();function w(t,r,n,i,o,s,e,a,c){M(t,r,n,j,P),void 0!==j[0]&&(ot(b,j,n),ct(b,b),ot(x,j,i),ct(x,x),ot(I,j,o),ct(I,I),at(N,x,s),ct(N,N),at(V,I,e),ct(V,V),at(y,b,a),ct(y,y),Y(t,N,s,x,b,c),Y(t,V,e,I,x,c),Y(t,y,a,b,I,c)),void 0!==P[0]&&(ot(b,P,n),ct(b,b),ot(x,P,i),ct(x,x),ot(I,P,o),ct(I,I),at(N,x,s),ct(N,N),at(V,I,e),ct(V,V),at(y,b,a),ct(y,y),Y(t,N,s,x,b,c),Y(t,V,e,I,x,c),Y(t,y,a,b,I,c))}function A(t,r,n){let i=ft(t.maxVert[0],t.minVert[0]),o=0;for(let s=1;s<7;++s){const r=ft(t.maxVert[s],t.minVert[s]);r>i&&(i=r,o=s)}et(r,t.minVert[o]),et(n,t.maxVert[o])}const g=[0,0,0];function q(t,r,n,i){const{data:o,size:s}=t;let e=Number.NEGATIVE_INFINITY,a=0;for(let c=0;c<o.length;c+=s){g[0]=o[c]-r[0],g[1]=o[c+1]-r[1],g[2]=o[c+2]-r[2];const t=n[0]*g[0]+n[1]*g[1]+n[2]*g[2],i=n[0]*n[0]+n[1]*n[1]+n[2]*n[2],s=g[0]*g[0]+g[1]*g[1]+g[2]*g[2]-t*t/i;s>e&&(e=s,a=c)}return et(i,o,a),e}const d=i();function M(t,r,n,i,o){G(t,r,d,o,i);const s=ht(n,r);d[1]-m<=s&&(i[0]=void 0),d[0]+m>=s&&(o[0]=void 0)}const F=e(),T=e(),v=e(),E=e(),p=e(),z=e();function Y(t,r,n,i,o,s){if(mt(r)<m)return;at(F,n,r),at(T,i,r),at(v,o,r),S(t,r,d),p[1]=d[0],E[1]=d[1],z[1]=E[1]-p[1];const e=[n,i,o],a=[F,T,v];for(let c=0;c<3;++c){S(t,e[c],d),p[0]=d[0],E[0]=d[1],S(t,a[c],d),p[2]=d[0],E[2]=d[1],z[0]=E[0]-p[0],z[2]=E[2]-p[2];const n=nt(z);n<s.quality&&(et(s.b0,e[c]),et(s.b1,r),et(s.b2,a[c]),s.quality=n)}}const _=e();function S(t,r,n){const{data:i,size:o}=t;n[0]=Number.POSITIVE_INFINITY,n[1]=Number.NEGATIVE_INFINITY;for(let s=0;s<i.length;s+=o){const t=i[s]*r[0]+i[s+1]*r[1]+i[s+2]*r[2];n[0]=Math.min(n[0],t),n[1]=Math.max(n[1],t)}}function G(t,r,n,i,o){const{data:s,size:e}=t;et(i,s),et(o,i),n[0]=ht(_,r),n[1]=n[0];for(let a=e;a<s.length;a+=e){const t=s[a]*r[0]+s[a+1]*r[1]+s[a+2]*r[2];t<n[0]&&(n[0]=t,et(i,s,a)),t>n[1]&&(n[1]=t,et(o,s,a))}}function O(t,n,i){i.center=t,i.halfSize=o(n,n,.5),i.quaternion=r}const k=e(),B=e(),C=e(),D=e(),H=e(),J=e();function K(t,r,n){et(k,r),Math.abs(r[0])>Math.abs(r[1])&&Math.abs(r[0])>Math.abs(r[2])?k[0]=0:Math.abs(r[1])>Math.abs(r[2])?k[1]=0:k[2]=0,mt(k)<m&&(k[0]=k[1]=k[2]=1),at(B,r,k),ct(B,B),at(C,r,B),ct(C,C),L(t,r,B,C,D,H),ot(J,H,D),Z(r,B,C,D,H,J,n)}function L(t,r,n,i,o,s){S(t,r,d),o[0]=d[0],s[0]=d[1],S(t,n,d),o[1]=d[0],s[1]=d[1],S(t,i,d),o[2]=d[0],s[2]=d[1]}const Q=e(),R=e(),U=e(),W=t(1,0,0,0,1,0,0,0,1),X=n();function Z(t,r,n,i,e,a,c){W[0]=t[0],W[1]=t[1],W[2]=t[2],W[3]=r[0],W[4]=r[1],W[5]=r[2],W[6]=n[0],W[7]=n[1],W[8]=n[2],c.quaternion=ut(X,W),it(Q,i,e),st(Q,Q,.5),st(R,t,Q[0]),st(U,r,Q[1]),it(R,R,U),st(U,n,Q[2]),c.center=s(R,R,U),c.halfSize=o(Q,a,.5)}const $=7;class tt{constructor(t){this.minVert=new Array($),this.maxVert=new Array($);const r=64*$;this.buffer=new ArrayBuffer(r);let n=0;this.minProj=new Float64Array(this.buffer,n,$),n+=8*$,this.maxProj=new Float64Array(this.buffer,n,$),n+=8*$;for(let a=0;a<$;++a)this.minVert[a]=new Float64Array(this.buffer,n,3),n+=24;for(let a=0;a<$;++a)this.maxVert[a]=new Float64Array(this.buffer,n,3),n+=24;for(let a=0;a<$;++a)this.minProj[a]=Number.POSITIVE_INFINITY,this.maxProj[a]=Number.NEGATIVE_INFINITY;const i=new Array($),o=new Array($),{data:s,size:e}=t;for(let a=0;a<s.length;a+=e){let t=s[a];t<this.minProj[0]&&(this.minProj[0]=t,i[0]=a),t>this.maxProj[0]&&(this.maxProj[0]=t,o[0]=a),t=s[a+1],t<this.minProj[1]&&(this.minProj[1]=t,i[1]=a),t>this.maxProj[1]&&(this.maxProj[1]=t,o[1]=a),t=s[a+2],t<this.minProj[2]&&(this.minProj[2]=t,i[2]=a),t>this.maxProj[2]&&(this.maxProj[2]=t,o[2]=a),t=s[a]+s[a+1]+s[a+2],t<this.minProj[3]&&(this.minProj[3]=t,i[3]=a),t>this.maxProj[3]&&(this.maxProj[3]=t,o[3]=a),t=s[a]+s[a+1]-s[a+2],t<this.minProj[4]&&(this.minProj[4]=t,i[4]=a),t>this.maxProj[4]&&(this.maxProj[4]=t,o[4]=a),t=s[a]-s[a+1]+s[a+2],t<this.minProj[5]&&(this.minProj[5]=t,i[5]=a),t>this.maxProj[5]&&(this.maxProj[5]=t,o[5]=a),t=s[a]-s[a+1]-s[a+2],t<this.minProj[6]&&(this.minProj[6]=t,i[6]=a),t>this.maxProj[6]&&(this.maxProj[6]=t,o[6]=a)}for(let a=0;a<$;++a){let t=i[a];et(this.minVert[a],s,t),t=o[a],et(this.maxVert[a],s,t)}}}class rt{constructor(){this.b0=a(1,0,0),this.b1=a(0,1,0),this.b2=a(0,0,1),this.quality=0}}function nt(t){return t[0]*t[1]+t[0]*t[2]+t[1]*t[2]}function it(t,r,n){t[0]=r[0]+n[0],t[1]=r[1]+n[1],t[2]=r[2]+n[2]}function ot(t,r,n){t[0]=r[0]-n[0],t[1]=r[1]-n[1],t[2]=r[2]-n[2]}function st(t,r,n){t[0]=r[0]*n,t[1]=r[1]*n,t[2]=r[2]*n}function et(t,r,n=0){t[0]=r[n],t[1]=r[n+1],t[2]=r[n+2]}function at(t,r,n){const i=r[0],o=r[1],s=r[2],e=n[0],a=n[1],c=n[2];t[0]=o*c-s*a,t[1]=s*e-i*c,t[2]=i*a-o*e}function ct(t,r){const n=r[0]*r[0]+r[1]*r[1]+r[2]*r[2];if(n>0){const i=1/Math.sqrt(n);t[0]=r[0]*i,t[1]=r[1]*i,t[2]=r[2]*i}}function mt(t){return t[0]*t[0]+t[1]*t[1]+t[2]*t[2]}function ft(t,r){const n=r[0]-t[0],i=r[1]-t[1],o=r[2]-t[2];return n*n+i*i+o*o}function ht(t,r){return t[0]*r[0]+t[1]*r[1]+t[2]*r[2]}function ut(t,r){const n=r[0]+r[4]+r[8];if(n>0){let i=Math.sqrt(n+1);t[3]=.5*i,i=.5/i,t[0]=(r[5]-r[7])*i,t[1]=(r[6]-r[2])*i,t[2]=(r[1]-r[3])*i}else{let n=0;r[4]>r[0]&&(n=1),r[8]>r[3*n+n]&&(n=2);const i=(n+1)%3,o=(n+2)%3;let s=Math.sqrt(r[3*n+n]-r[3*i+i]-r[3*o+o]+1);t[n]=.5*s,s=.5/s,t[3]=(r[3*i+o]-r[3*o+i])*s,t[i]=(r[3*i+n]+r[3*n+i])*s,t[o]=(r[3*o+n]+r[3*n+o])*s}return t}export{u as computeOBB};