@arcgis/core/widgets/ElevationProfile/support/geometryUtils.js

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

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See https://js.arcgis.com/4.33/esri/copyright.txt for details.
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import{floatEqualUlp as e,lerp as t}from"../../../core/mathUtils.js";import{throwIfAborted as n}from"../../../core/promiseUtils.js";import{getMetersPerUnitForSR as r}from"../../../core/unitUtils.js";import{distance as s,lerp as o}from"../../../core/libs/gl-matrix-2/math/vec2.js";import{m as a}from"../../../chunks/vec32.js";import i from"../../../geometry/Polyline.js";import{initializeProjection as c,project as u}from"../../../geometry/projectionUtils.js";import l from"../../../geometry/SpatialReference.js";import{geodesicLengths as f,isSupported as h,inverseGeodeticSolver as p,directGeodeticSolver as m}from"../../../geometry/support/geodesicUtils.js";import{getElevationOffset as d}from"../../../support/elevationInfoUtils.js";import{ProfileGenerationError as g,ProfileGenerationErrorCause as w}from"./ProfileGenerationError.js";async function R(e,t,s,o,a,i,h){let p,m,d;const R=e.spatialReference,v=R.isGeographic||R.isWebMercator;let P=0;if(!v){const{execute:t}=await import("../../../geometry/operators/lengthOperator.js");n(h),P=t(e,{unit:"meters"}),n(h)}const Z=1/r(o);if(v){await c([{source:R,dest:o},{source:R,dest:l.WGS84}],h);const n=T(e);p=f([n],"meters")[0];const r=y(p,a);if(I(e,p,r)>i)throw new g(w.TooComplex);const v=j(n,t,s);({densifiedPath:m,distances:d}=A(v,r,Z)),m=u(m,o)}else{await c([{source:R,dest:o}],h),p=P;const r=y(p,a);if(I(e,p,r)>i)throw new g(w.TooComplex);const l=j(e,t,s);({densifiedPath:m,distances:d}=b(l,r,Z)),n(h),m=u(m,o)}return{densifiedPath:m,pathLength:p*Z,distances:d}}function y(e,t){const n=e/t.densificationMaxSamples;return Math.max(t.samplingDistance,n)}function j(e,t,n){if(null==t)return Z(e);const r=e.spatialReference,s=t.mode,o=d(t,r);let a=null;switch(n.type){case"2d":a=v(e,s,o);break;case"3d":a=P(e,s,o,n)}return null==a?Z(e):new i({hasZ:!0,hasM:!1,spatialReference:r,paths:x(e.paths,a)})}function v({hasZ:e},t,n){return"absolute-height"===t?e?([e,t,r])=>[e,t,r+n]:([e,t])=>[e,t,n]:null}function P({spatialReference:e,hasZ:t},n,r,{elevationProvider:s}){const o=(t,n,r,o)=>s?.getElevation(t,n,r,e,o)??0;switch(n){case"on-the-ground":return([e,t])=>[e,t,o(e,t,0,"ground")];case"absolute-height":return t?([e,t,n])=>[e,t,n+r]:([e,t])=>[e,t,r];case"relative-to-ground":return t?([e,t,n])=>[e,t,n+o(e,t,n,"ground")+r]:([e,t])=>[e,t,o(e,t,0,"ground")+r];case"relative-to-scene":return t?([e,t,n])=>[e,t,n+o(e,t,n,"scene")+r]:([e,t])=>[e,t,o(e,t,0,"scene")+r];default:return null}}function Z(e){return e.hasZ?new i({hasZ:!1,hasM:!1,spatialReference:e.spatialReference,paths:x(e.paths,(([e,t])=>[e,t]))}):e}function x(e,t){const n=e.length,r=new Array(n);for(let s=0;s<n;++s){const n=e[s],o=n.length,a=new Array(n.length);r[s]=a;for(let e=0;e<o;++e)a[e]=t(n[e])}return r}function M(e){return S(e)&&e.paths.length>0&&e.paths.every((e=>e.length>=2))}function S(e){return null!=e&&"polyline"===e.type}function U(t,n,s,o,a){const{spatialReference:c,hasZ:u}=t,l={from:null,to:null,distance:0,azimuth:0,reverseAzimuth:0,spatialReference:c,metersPerSR:r(c)},f=[],h=[];let p=0;for(let r=0;r<t.paths.length;++r){const i=t.paths[r],c=new Array,u=new Array;let m=0;for(let t=1;t<i.length;++t){const r=i[t-1],f=i[t],h=o(l,r,f);let d;for(d=m;d<h.distance&&!e(d,h.distance);d+=n)c.push(a(h,d)),u.push((p+d)*s);m=d-h.distance,p+=h.distance,c.push(f),u.push(p*s)}f[r]=c,h[r]=u}return{densifiedPath:new i({spatialReference:c,hasZ:u,paths:f}),distances:h}}function b(e,t,n){const{hasZ:r}=e;return U(e,t,n,G,r?E:C)}function A(e,t,n){const{hasZ:r}=e;return U(e,t,n,z,r?k:W)}function z(e,t,n){return e.distance=0,p(e,t,n,e.spatialReference),e.from=t,e.to=n,e}function G(e,t,n){return e.from=t,e.to=n,e.distance=s(n,t)*e.metersPerSR,e}function W({from:e,azimuth:t,spatialReference:n},r){return m([0,0],e,t,r,n)}function k({from:e,to:n,azimuth:r,distance:s,spatialReference:o},a){const i=a/s,c=[0,0,t(e[2],n[2],i)];return m(c,e,r,a,o),c}function C({from:e,to:t,distance:n},r){return o([0,0],e,t,r/n)}function E({from:e,to:t,distance:n},r){return a([0,0,0],e,t,r/n)}function T(e){return h(e.spatialReference)?e:u(e,l.WGS84)}function D(e){return e.paths.reduce(((e,t)=>e+t.length),0)}function I(e,t,n){return D(e)+Math.floor(t/n)+Math.max(0,e.paths.reduce((e=>1+e),0)-1)}export{D as countPoints,R as densifyPath,S as isPolyline,M as isValidInputPath,j as toAbsoluteHeightElevation};