@loaders.gl/draco - npm Package Compare versions

Comparing version 4.0.0-alpha.19 to 4.0.0-alpha.20

dist/draco-worker.js

		@@ -1,2 +0,2 @@
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dist/draco-writer-worker.js

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u.readFileAsArrayBuffer(t)}async function Y(t){return!u.readFileAsText\|\|t.startsWith("http")?await(await fetch(t)).text():await u.readFileAsText(t)}var I={POSITION:"POSITION",NORMAL:"NORMAL",COLOR_0:"COLOR",TEXCOORD_0:"TEX_COORD"},Z=()=>{},E=class{constructor(e){this.draco=e,this.dracoEncoder=new this.draco.Encoder,this.dracoMeshBuilder=new this.draco.MeshBuilder,this.dracoMetadataBuilder=new this.draco.MetadataBuilder}destroy(){this.destroyEncodedObject(this.dracoMeshBuilder),this.destroyEncodedObject(this.dracoEncoder),this.destroyEncodedObject(this.dracoMetadataBuilder),this.dracoMeshBuilder=null,this.dracoEncoder=null,this.draco=null}destroyEncodedObject(e){e&&this.draco.destroy(e)}encodeSync(e,r={}){return this.log=Z,this._setOptions(r),r.pointcloud?this._encodePointCloud(e,r):this._encodeMesh(e,r)}_getAttributesFromMesh(e){let r={...e,...e.attributes};return e.indices&&(r.indices=e.indices),r}_encodePointCloud(e,r){let o=new this.draco.PointCloud;r.metadata&&this._addGeometryMetadata(o,r.metadata);let a=this._getAttributesFromMesh(e);this._createDracoPointCloud(o,a,r);let n=new this.draco.DracoInt8Array;try{let i=this.dracoEncoder.EncodePointCloudToDracoBuffer(o,!1,n);if(!(i>0))throw new Error("Draco encoding failed.");return this.log(`DRACO encoded ${o.num_points()} points
		with ${o.num_attributes()} attributes into ${i} bytes`),P(n)}finally{this.destroyEncodedObject(n),this.destroyEncodedObject(o)}}_encodeMesh(e,r){let o=new this.draco.Mesh;r.metadata&&this._addGeometryMetadata(o,r.metadata);let a=this._getAttributesFromMesh(e);this._createDracoMesh(o,a,r);let n=new this.draco.DracoInt8Array;try{let i=this.dracoEncoder.EncodeMeshToDracoBuffer(o,n);if(i<=0)throw new Error("Draco encoding failed.");return this.log(`DRACO encoded ${o.num_points()} points
		with ${o.num_attributes()} attributes into ${i} bytes`),P(n)}finally{this.destroyEncodedObject(n),this.destroyEncodedObject(o)}}_setOptions(e){if("speed"in e&&this.dracoEncoder.SetSpeedOptions(...e.speed),"method"in e){let r=this.draco[e.method\|\|"MESH_SEQUENTIAL_ENCODING"];this.dracoEncoder.SetEncodingMethod(r)}if("quantization"in e)for(let r in e.quantization){let o=e.quantization[r],a=this.draco[r];this.dracoEncoder.SetAttributeQuantization(a,o)}}_createDracoMesh(e,r,o){let a=o.attributesMetadata\|\|{};try{let n=this._getPositionAttribute(r);if(!n)throw new Error("positions");let i=n.length/3;for(let s in r){let d=r[s];s=I[s]\|\|s;let f=this._addAttributeToMesh(e,s,d,i);f!==-1&&this._addAttributeMetadata(e,f,{name:s,...a[s]\|\|{}})}}catch(n){throw this.destroyEncodedObject(e),n}return e}_createDracoPointCloud(e,r,o){let a=o.attributesMetadata\|\|{};try{let n=this._getPositionAttribute(r);if(!n)throw new Error("positions");let i=n.length/3;for(let s in r){let d=r[s];s=I[s]\|\|s;let f=this._addAttributeToMesh(e,s,d,i);f!==-1&&this._addAttributeMetadata(e,f,{name:s,...a[s]\|\|{}})}}catch(n){throw this.destroyEncodedObject(e),n}return e}_addAttributeToMesh(e,r,o,a){if(!ArrayBuffer.isView(o))return-1;let n=this._getDracoAttributeType(r),i=o.length/a;if(n==="indices"){let f=o.length/3;return this.log(`Adding attribute ${r}, size ${f}`),this.dracoMeshBuilder.AddFacesToMesh(e,f,o),-1}this.log(`Adding attribute ${r}, size ${i}`);let s=this.dracoMeshBuilder,{buffer:d}=o;switch(o.constructor){case Int8Array:return s.AddInt8Attribute(e,n,a,i,new Int8Array(d));case Int16Array:return s.AddInt16Attribute(e,n,a,i,new Int16Array(d));case Int32Array:return s.AddInt32Attribute(e,n,a,i,new Int32Array(d));case Uint8Array:case Uint8ClampedArray:return s.AddUInt8Attribute(e,n,a,i,new Uint8Array(d));case Uint16Array:return s.AddUInt16Attribute(e,n,a,i,new Uint16Array(d));case Uint32Array:return s.AddUInt32Attribute(e,n,a,i,new Uint32Array(d));case Float32Array:default:return s.AddFloatAttribute(e,n,a,i,new Float32Array(d))}}_getDracoAttributeType(e){switch(e.toLowerCase()){case"indices":return"indices";case"position":case"positions":case"vertices":return this.draco.POSITION;case"normal":case"normals":return this.draco.NORMAL;case"color":case"colors":return this.draco.COLOR;case"texcoord":case"texcoords":return this.draco.TEX_COORD;default:return this.draco.GENERIC}}_getPositionAttribute(e){for(let r in e){let o=e[r];if(this._getDracoAttributeType(r)===this.draco.POSITION)return o}return null}_addGeometryMetadata(e,r){let o=new this.draco.Metadata;this._populateDracoMetadata(o,r),this.dracoMeshBuilder.AddMetadata(e,o)}_addAttributeMetadata(e,r,o){let a=new this.draco.Metadata;this._populateDracoMetadata(a,o),this.dracoMeshBuilder.SetMetadataForAttribute(e,r,a)}_populateDracoMetadata(e,r){for(let[o,a]of ee(r))switch(typeof a){case"number":Math.trunc(a)===a?this.dracoMetadataBuilder.AddIntEntry(e,o,a):this.dracoMetadataBuilder.AddDoubleEntry(e,o,a);break;case"object":a instanceof Int32Array&&this.dracoMetadataBuilder.AddIntEntryArray(e,o,a,a.length);break;case"string":default:this.dracoMetadataBuilder.AddStringEntry(e,o,a)}}};function P(t){let e=t.size(),r=new ArrayBuffer(e),o=new Int8Array(r);for(let a=0;a<e;++a)o[a]=t.GetValue(a);return r}function ee(t){return t.entries&&!t.hasOwnProperty("entries")?t.entries():Object.entries(t)}var re="1.5.5",te="1.4.1",O=`https://www.gstatic.com/draco/versioned/decoders/${re}`,l={DECODER:"draco_wasm_wrapper.js",DECODER_WASM:"draco_decoder.wasm",FALLBACK_DECODER:"draco_decoder.js",ENCODER:"draco_encoder.js"},oe={[l.DECODER]:`${O}/${l.DECODER}`,[l.DECODER_WASM]:`${O}/${l.DECODER_WASM}`,[l.FALLBACK_DECODER]:`${O}/${l.FALLBACK_DECODER}`,[l.ENCODER]:`https://raw.githubusercontent.com/google/draco/${te}/javascript/${l.ENCODER}`};var h;async function L(t){let e=t.modules\|\|{};return e.draco3d?h=h\|\|e.draco3d.createEncoderModule({}).then(r=>({draco:r})):h=h\|\|ae(t),await h}async function ae(t){let e=await _(oe[l.ENCODER],"draco",t,l.ENCODER);return e=e\|\|globalThis.DracoEncoderModule,new Promise(r=>{e({onModuleLoaded:o=>r({draco:o})})})}var S="4.0.0-alpha.19";var ne={pointcloud:!1,attributeNameEntry:"name"},x={name:"DRACO",id:"draco",module:"draco",version:S,extensions:["drc"],encode:se,options:{draco:ne}};async function se(t,e={}){let{draco:r}=await L(e),o=new E(r);try{return o.encodeSync(t,e.draco)}finally{o.destroy()}}(()=>{!p.inWorkerThread()\|\|(p.onmessage=async(t,e)=>{switch(t){case"process":try{let{input:r,options:o}=e,a=await x.encode(r,o);p.postMessage("done",{result:a})}catch(r){let o=r instanceof Error?r.message:"";p.postMessage("error",{error:o})}break;default:}})})();})();
		with ${o.num_attributes()} attributes into ${i} bytes`),P(n)}finally{this.destroyEncodedObject(n),this.destroyEncodedObject(o)}}_setOptions(e){if("speed"in e&&this.dracoEncoder.SetSpeedOptions(...e.speed),"method"in e){let r=this.draco[e.method\|\|"MESH_SEQUENTIAL_ENCODING"];this.dracoEncoder.SetEncodingMethod(r)}if("quantization"in e)for(let r in e.quantization){let o=e.quantization[r],a=this.draco[r];this.dracoEncoder.SetAttributeQuantization(a,o)}}_createDracoMesh(e,r,o){let a=o.attributesMetadata\|\|{};try{let n=this._getPositionAttribute(r);if(!n)throw new Error("positions");let i=n.length/3;for(let s in r){let d=r[s];s=I[s]\|\|s;let f=this._addAttributeToMesh(e,s,d,i);f!==-1&&this._addAttributeMetadata(e,f,{name:s,...a[s]\|\|{}})}}catch(n){throw this.destroyEncodedObject(e),n}return e}_createDracoPointCloud(e,r,o){let a=o.attributesMetadata\|\|{};try{let n=this._getPositionAttribute(r);if(!n)throw new Error("positions");let i=n.length/3;for(let s in r){let d=r[s];s=I[s]\|\|s;let f=this._addAttributeToMesh(e,s,d,i);f!==-1&&this._addAttributeMetadata(e,f,{name:s,...a[s]\|\|{}})}}catch(n){throw this.destroyEncodedObject(e),n}return e}_addAttributeToMesh(e,r,o,a){if(!ArrayBuffer.isView(o))return-1;let n=this._getDracoAttributeType(r),i=o.length/a;if(n==="indices"){let f=o.length/3;return this.log(`Adding attribute ${r}, size ${f}`),this.dracoMeshBuilder.AddFacesToMesh(e,f,o),-1}this.log(`Adding attribute ${r}, size ${i}`);let s=this.dracoMeshBuilder,{buffer:d}=o;switch(o.constructor){case Int8Array:return s.AddInt8Attribute(e,n,a,i,new Int8Array(d));case Int16Array:return s.AddInt16Attribute(e,n,a,i,new Int16Array(d));case Int32Array:return s.AddInt32Attribute(e,n,a,i,new Int32Array(d));case Uint8Array:case Uint8ClampedArray:return s.AddUInt8Attribute(e,n,a,i,new Uint8Array(d));case Uint16Array:return s.AddUInt16Attribute(e,n,a,i,new Uint16Array(d));case Uint32Array:return s.AddUInt32Attribute(e,n,a,i,new Uint32Array(d));case Float32Array:default:return s.AddFloatAttribute(e,n,a,i,new Float32Array(d))}}_getDracoAttributeType(e){switch(e.toLowerCase()){case"indices":return"indices";case"position":case"positions":case"vertices":return this.draco.POSITION;case"normal":case"normals":return this.draco.NORMAL;case"color":case"colors":return this.draco.COLOR;case"texcoord":case"texcoords":return this.draco.TEX_COORD;default:return this.draco.GENERIC}}_getPositionAttribute(e){for(let r in e){let o=e[r];if(this._getDracoAttributeType(r)===this.draco.POSITION)return o}return null}_addGeometryMetadata(e,r){let o=new this.draco.Metadata;this._populateDracoMetadata(o,r),this.dracoMeshBuilder.AddMetadata(e,o)}_addAttributeMetadata(e,r,o){let a=new this.draco.Metadata;this._populateDracoMetadata(a,o),this.dracoMeshBuilder.SetMetadataForAttribute(e,r,a)}_populateDracoMetadata(e,r){for(let[o,a]of ee(r))switch(typeof a){case"number":Math.trunc(a)===a?this.dracoMetadataBuilder.AddIntEntry(e,o,a):this.dracoMetadataBuilder.AddDoubleEntry(e,o,a);break;case"object":a instanceof Int32Array&&this.dracoMetadataBuilder.AddIntEntryArray(e,o,a,a.length);break;case"string":default:this.dracoMetadataBuilder.AddStringEntry(e,o,a)}}};function P(t){let e=t.size(),r=new ArrayBuffer(e),o=new Int8Array(r);for(let a=0;a<e;++a)o[a]=t.GetValue(a);return r}function ee(t){return t.entries&&!t.hasOwnProperty("entries")?t.entries():Object.entries(t)}var re="1.5.5",te="1.4.1",O=`https://www.gstatic.com/draco/versioned/decoders/${re}`,l={DECODER:"draco_wasm_wrapper.js",DECODER_WASM:"draco_decoder.wasm",FALLBACK_DECODER:"draco_decoder.js",ENCODER:"draco_encoder.js"},oe={[l.DECODER]:`${O}/${l.DECODER}`,[l.DECODER_WASM]:`${O}/${l.DECODER_WASM}`,[l.FALLBACK_DECODER]:`${O}/${l.FALLBACK_DECODER}`,[l.ENCODER]:`https://raw.githubusercontent.com/google/draco/${te}/javascript/${l.ENCODER}`};var h;async function L(t){let e=t.modules\|\|{};return e.draco3d?h=h\|\|e.draco3d.createEncoderModule({}).then(r=>({draco:r})):h=h\|\|ae(t),await h}async function ae(t){let e=await _(oe[l.ENCODER],"draco",t,l.ENCODER);return e=e\|\|globalThis.DracoEncoderModule,new Promise(r=>{e({onModuleLoaded:o=>r({draco:o})})})}var S="4.0.0-alpha.20";var ne={pointcloud:!1,attributeNameEntry:"name"},x={name:"DRACO",id:"draco",module:"draco",version:S,extensions:["drc"],encode:se,options:{draco:ne}};async function se(t,e={}){let{draco:r}=await L(e),o=new E(r);try{return o.encodeSync(t,e.draco)}finally{o.destroy()}}(()=>{!p.inWorkerThread()\|\|(p.onmessage=async(t,e)=>{switch(t){case"process":try{let{input:r,options:o}=e,a=await x.encode(r,o);p.postMessage("done",{result:a})}catch(r){let o=r instanceof Error?r.message:"";p.postMessage("error",{error:o})}break;default:}})})();})();
		//# sourceMappingURL=draco-writer-worker.js.map

dist/es5/lib/utils/version.js

		@@ -7,4 +7,4 @@ "use strict";
		exports.VERSION = void 0;
		var VERSION = typeof "4.0.0-alpha.19" !== 'undefined' ? "4.0.0-alpha.19" : 'latest';
		var VERSION = typeof "4.0.0-alpha.20" !== 'undefined' ? "4.0.0-alpha.20" : 'latest';
		exports.VERSION = VERSION;
		//# sourceMappingURL=version.js.map

dist/esm/lib/utils/version.js

		@@ -1,2 +0,2 @@
		export const VERSION = typeof "4.0.0-alpha.19" !== 'undefined' ? "4.0.0-alpha.19" : 'latest';
		export const VERSION = typeof "4.0.0-alpha.20" !== 'undefined' ? "4.0.0-alpha.20" : 'latest';
		//# sourceMappingURL=version.js.map

package.json

		{
		"name": "@loaders.gl/draco",
		"version": "4.0.0-alpha.19",
		"version": "4.0.0-alpha.20",
		"description": "Framework-independent loader and writer for Draco compressed meshes and point clouds",
		@@ -46,11 +46,11 @@ "license": "MIT",
		"@babel/runtime": "^7.3.1",
		"@loaders.gl/loader-utils": "4.0.0-alpha.19",
		"@loaders.gl/schema": "4.0.0-alpha.19",
		"@loaders.gl/worker-utils": "4.0.0-alpha.19",
		"@loaders.gl/loader-utils": "4.0.0-alpha.20",
		"@loaders.gl/schema": "4.0.0-alpha.20",
		"@loaders.gl/worker-utils": "4.0.0-alpha.20",
		"draco3d": "1.5.5"
		},
		"devDependencies": {
		"@loaders.gl/polyfills": "4.0.0-alpha.19"
		"@loaders.gl/polyfills": "4.0.0-alpha.20"
		},
		"gitHead": "2ca50ec4e1d312c124eb7c93c60ab6fd17ee833e"
		"gitHead": "ac122e83102657c38207d59c631a5ce4e7aa46bd"
		}

dist/draco-worker-node.js

Sorry, the diff of this file is too big to display

dist/draco-writer-worker-node.js

Sorry, the diff of this file is too big to display

		@@ -1,4 +0,4 @@
		(()=>{var N=Object.create;var w=Object.defineProperty;var F=Object.getOwnPropertyDescriptor;var v=Object.getOwnPropertyNames;var $=Object.getPrototypeOf,V=Object.prototype.hasOwnProperty;var q=t=>w(t,"__esModule",{value:!0});var j=(t,e)=>()=>(e\|\|t((e={exports:{}}).exports,e),e.exports);var G=(t,e,r)=>{if(e&&typeof e=="object"\|\|typeof e=="function")for(let o of v(e))!V.call(t,o)&&o!=="default"&&w(t,o,{get:()=>e[o],enumerable:!(r=F(e,o))\|\|r.enumerable});return t},z=t=>G(q(w(t!=null?N($(t)):{},"default",t&&t.__esModule&&"default"in t?{get:()=>t.default,enumerable:!0}:{value:t,enumerable:!0})),t);var C=j(()=>{});var A="4.0.0-alpha.19";function R(t,e){if(!t)throw new Error(e\|\|"loaders.gl assertion failed.")}var c={self:typeof self!="undefined"&&self,window:typeof window!="undefined"&&window,global:typeof global!="undefined"&&global,document:typeof document!="undefined"&&document},le=c.self\|\|c.window\|\|c.global\|\|{},ue=c.window\|\|c.self\|\|c.global\|\|{},k=c.global\|\|c.self\|\|c.window\|\|{},fe=c.document\|\|{};var g=typeof process!="object"\|\|String(process)!=="[object process]"\|\|process.browser,m=typeof importScripts=="function",pe=typeof window!="undefined"&&typeof window.orientation!="undefined",T=typeof process!="undefined"&&process.version&&/v([0-9]*)/.exec(process.version),ye=T&&parseFloat(T[1])\|\|0;function D(t,e=!0,r){let o=r\|\|new Set;if(t){if(B(t))o.add(t);else if(B(t.buffer))o.add(t.buffer);else if(!ArrayBuffer.isView(t)){if(e&&typeof t=="object")for(let a in t)D(t[a],e,o)}}return r===void 0?Array.from(o):[]}function B(t){return t?t instanceof ArrayBuffer\|\|typeof MessagePort!="undefined"&&t instanceof MessagePort\|\|typeof ImageBitmap!="undefined"&&t instanceof ImageBitmap\|\|typeof OffscreenCanvas!="undefined"&&t instanceof OffscreenCanvas:!1}function y(){let parentPort;try{eval("globalThis.parentPort = require('worker_threads').parentPort"),parentPort=globalThis.parentPort}catch{}return parentPort}var b=new Map,p=class{static inWorkerThread(){return typeof self!="undefined"\|\|Boolean(y())}static set onmessage(e){function r(a){let n=y(),{type:i,payload:s}=n?a:a.data;e(i,s)}let o=y();o?(o.on("message",r),o.on("exit",()=>console.debug("Node worker closing"))):globalThis.onmessage=r}static addEventListener(e){let r=b.get(e);r\|\|(r=a=>{if(!U(a))return;let n=y(),{type:i,payload:s}=n?a:a.data;e(i,s)}),y()?console.error("not implemented"):globalThis.addEventListener("message",r)}static removeEventListener(e){let r=b.get(e);b.delete(e),y()?console.error("not implemented"):globalThis.removeEventListener("message",r)}static postMessage(e,r){let o={source:"loaders.gl",type:e,payload:r},a=D(r),n=y();n?n.postMessage(o,a):globalThis.postMessage(o,a)}};function U(t){let{type:e,data:r}=t;return e==="message"&&r&&typeof r.source=="string"&&r.source.startsWith("loaders.gl")}var u=z(C());var K="beta",X=typeof A!="undefined"?A:K,M={};async function _(t,e=null,r={},o=null){return e&&(t=W(t,e,r,o)),M[t]=M[t]\|\|Q(t),await M[t]}function W(t,e,r={},o=null){if(!r.useLocalLibraries&&t.startsWith("http"))return t;o=o\|\|t;let a=r.modules\|\|{};return a[o]?a[o]:g?r.CDN?(R(r.CDN.startsWith("http")),`${r.CDN}/${e}@${X}/dist/libs/${o}`):m?`../src/libs/${o}`:`modules/${e}/src/libs/${o}`:`modules/${e}/dist/libs/${o}`}async function Q(t){if(t.endsWith("wasm"))return await J(t);if(!g)try{return u&&u.requireFromFile&&await u.requireFromFile(t)}catch{return null}if(m)return importScripts(t);let e=await Y(t);return H(e,t)}function H(t,e){if(!g)return u.requireFromString&&u.requireFromString(t,e);if(m)return eval.call(k,t),null;let r=document.createElement("script");r.id=e;try{r.appendChild(document.createTextNode(t))}catch{r.text=t}return document.body.appendChild(r),null}async function J(t){return!u.readFileAsArrayBuffer\|\|t.startsWith("http")?await(await fetch(t)).arrayBuffer():await u.readFileAsArrayBuffer(t)}async function Y(t){return!u.readFileAsText\|\|t.startsWith("http")?await(await fetch(t)).text():await u.readFileAsText(t)}var I={POSITION:"POSITION",NORMAL:"NORMAL",COLOR_0:"COLOR",TEXCOORD_0:"TEX_COORD"},Z=()=>{},E=class{constructor(e){this.draco=e,this.dracoEncoder=new this.draco.Encoder,this.dracoMeshBuilder=new this.draco.MeshBuilder,this.dracoMetadataBuilder=new this.draco.MetadataBuilder}destroy(){this.destroyEncodedObject(this.dracoMeshBuilder),this.destroyEncodedObject(this.dracoEncoder),this.destroyEncodedObject(this.dracoMetadataBuilder),this.dracoMeshBuilder=null,this.dracoEncoder=null,this.draco=null}destroyEncodedObject(e){e&&this.draco.destroy(e)}encodeSync(e,r={}){return this.log=Z,this._setOptions(r),r.pointcloud?this._encodePointCloud(e,r):this._encodeMesh(e,r)}_getAttributesFromMesh(e){let r={...e,...e.attributes};return e.indices&&(r.indices=e.indices),r}_encodePointCloud(e,r){let o=new this.draco.PointCloud;r.metadata&&this._addGeometryMetadata(o,r.metadata);let a=this._getAttributesFromMesh(e);this._createDracoPointCloud(o,a,r);let n=new this.draco.DracoInt8Array;try{let i=this.dracoEncoder.EncodePointCloudToDracoBuffer(o,!1,n);if(!(i>0))throw new Error("Draco encoding failed.");return this.log(`DRACO encoded ${o.num_points()} points
		(()=>{var N=Object.create;var w=Object.defineProperty;var F=Object.getOwnPropertyDescriptor;var v=Object.getOwnPropertyNames;var $=Object.getPrototypeOf,V=Object.prototype.hasOwnProperty;var q=t=>w(t,"__esModule",{value:!0});var j=(t,e)=>()=>(e\|\|t((e={exports:{}}).exports,e),e.exports);var G=(t,e,r)=>{if(e&&typeof e=="object"\|\|typeof e=="function")for(let o of v(e))!V.call(t,o)&&o!=="default"&&w(t,o,{get:()=>e[o],enumerable:!(r=F(e,o))\|\|r.enumerable});return t},z=t=>G(q(w(t!=null?N($(t)):{},"default",t&&t.__esModule&&"default"in t?{get:()=>t.default,enumerable:!0}:{value:t,enumerable:!0})),t);var C=j(()=>{});var A="4.0.0-alpha.20";function R(t,e){if(!t)throw new Error(e\|\|"loaders.gl assertion failed.")}var c={self:typeof self!="undefined"&&self,window:typeof window!="undefined"&&window,global:typeof global!="undefined"&&global,document:typeof 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u.readFileAsArrayBuffer(t)}async function Y(t){return!u.readFileAsText\|\|t.startsWith("http")?await(await fetch(t)).text():await u.readFileAsText(t)}var I={POSITION:"POSITION",NORMAL:"NORMAL",COLOR_0:"COLOR",TEXCOORD_0:"TEX_COORD"},Z=()=>{},E=class{constructor(e){this.draco=e,this.dracoEncoder=new this.draco.Encoder,this.dracoMeshBuilder=new this.draco.MeshBuilder,this.dracoMetadataBuilder=new this.draco.MetadataBuilder}destroy(){this.destroyEncodedObject(this.dracoMeshBuilder),this.destroyEncodedObject(this.dracoEncoder),this.destroyEncodedObject(this.dracoMetadataBuilder),this.dracoMeshBuilder=null,this.dracoEncoder=null,this.draco=null}destroyEncodedObject(e){e&&this.draco.destroy(e)}encodeSync(e,r={}){return this.log=Z,this._setOptions(r),r.pointcloud?this._encodePointCloud(e,r):this._encodeMesh(e,r)}_getAttributesFromMesh(e){let r={...e,...e.attributes};return e.indices&&(r.indices=e.indices),r}_encodePointCloud(e,r){let o=new this.draco.PointCloud;r.metadata&&this._addGeometryMetadata(o,r.metadata);let a=this._getAttributesFromMesh(e);this._createDracoPointCloud(o,a,r);let n=new this.draco.DracoInt8Array;try{let i=this.dracoEncoder.EncodePointCloudToDracoBuffer(o,!1,n);if(!(i>0))throw new Error("Draco encoding failed.");return this.log(`DRACO encoded ${o.num_points()} points
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		with ${o.num_attributes()} attributes into ${i} bytes`),P(n)}finally{this.destroyEncodedObject(n),this.destroyEncodedObject(o)}}_setOptions(e){if("speed"in e&&this.dracoEncoder.SetSpeedOptions(...e.speed),"method"in e){let r=this.draco[e.method\|\|"MESH_SEQUENTIAL_ENCODING"];this.dracoEncoder.SetEncodingMethod(r)}if("quantization"in e)for(let r in e.quantization){let o=e.quantization[r],a=this.draco[r];this.dracoEncoder.SetAttributeQuantization(a,o)}}_createDracoMesh(e,r,o){let a=o.attributesMetadata\|\|{};try{let n=this._getPositionAttribute(r);if(!n)throw new Error("positions");let i=n.length/3;for(let s in r){let d=r[s];s=I[s]\|\|s;let f=this._addAttributeToMesh(e,s,d,i);f!==-1&&this._addAttributeMetadata(e,f,{name:s,...a[s]\|\|{}})}}catch(n){throw this.destroyEncodedObject(e),n}return e}_createDracoPointCloud(e,r,o){let a=o.attributesMetadata\|\|{};try{let n=this._getPositionAttribute(r);if(!n)throw new Error("positions");let i=n.length/3;for(let s in r){let d=r[s];s=I[s]\|\|s;let f=this._addAttributeToMesh(e,s,d,i);f!==-1&&this._addAttributeMetadata(e,f,{name:s,...a[s]\|\|{}})}}catch(n){throw this.destroyEncodedObject(e),n}return e}_addAttributeToMesh(e,r,o,a){if(!ArrayBuffer.isView(o))return-1;let n=this._getDracoAttributeType(r),i=o.length/a;if(n==="indices"){let f=o.length/3;return this.log(`Adding attribute ${r}, size ${f}`),this.dracoMeshBuilder.AddFacesToMesh(e,f,o),-1}this.log(`Adding attribute ${r}, size ${i}`);let s=this.dracoMeshBuilder,{buffer:d}=o;switch(o.constructor){case Int8Array:return s.AddInt8Attribute(e,n,a,i,new Int8Array(d));case Int16Array:return s.AddInt16Attribute(e,n,a,i,new Int16Array(d));case Int32Array:return s.AddInt32Attribute(e,n,a,i,new Int32Array(d));case Uint8Array:case Uint8ClampedArray:return s.AddUInt8Attribute(e,n,a,i,new Uint8Array(d));case Uint16Array:return s.AddUInt16Attribute(e,n,a,i,new Uint16Array(d));case Uint32Array:return s.AddUInt32Attribute(e,n,a,i,new Uint32Array(d));case Float32Array:default:return s.AddFloatAttribute(e,n,a,i,new Float32Array(d))}}_getDracoAttributeType(e){switch(e.toLowerCase()){case"indices":return"indices";case"position":case"positions":case"vertices":return this.draco.POSITION;case"normal":case"normals":return this.draco.NORMAL;case"color":case"colors":return this.draco.COLOR;case"texcoord":case"texcoords":return this.draco.TEX_COORD;default:return this.draco.GENERIC}}_getPositionAttribute(e){for(let r in e){let o=e[r];if(this._getDracoAttributeType(r)===this.draco.POSITION)return o}return null}_addGeometryMetadata(e,r){let o=new this.draco.Metadata;this._populateDracoMetadata(o,r),this.dracoMeshBuilder.AddMetadata(e,o)}_addAttributeMetadata(e,r,o){let a=new this.draco.Metadata;this._populateDracoMetadata(a,o),this.dracoMeshBuilder.SetMetadataForAttribute(e,r,a)}_populateDracoMetadata(e,r){for(let[o,a]of ee(r))switch(typeof a){case"number":Math.trunc(a)===a?this.dracoMetadataBuilder.AddIntEntry(e,o,a):this.dracoMetadataBuilder.AddDoubleEntry(e,o,a);break;case"object":a instanceof Int32Array&&this.dracoMetadataBuilder.AddIntEntryArray(e,o,a,a.length);break;case"string":default:this.dracoMetadataBuilder.AddStringEntry(e,o,a)}}};function P(t){let e=t.size(),r=new ArrayBuffer(e),o=new Int8Array(r);for(let a=0;a<e;++a)o[a]=t.GetValue(a);return r}function ee(t){return t.entries&&!t.hasOwnProperty("entries")?t.entries():Object.entries(t)}var re="1.5.5",te="1.4.1",O=`https://www.gstatic.com/draco/versioned/decoders/${re}`,l={DECODER:"draco_wasm_wrapper.js",DECODER_WASM:"draco_decoder.wasm",FALLBACK_DECODER:"draco_decoder.js",ENCODER:"draco_encoder.js"},oe={[l.DECODER]:`${O}/${l.DECODER}`,[l.DECODER_WASM]:`${O}/${l.DECODER_WASM}`,[l.FALLBACK_DECODER]:`${O}/${l.FALLBACK_DECODER}`,[l.ENCODER]:`https://raw.githubusercontent.com/google/draco/${te}/javascript/${l.ENCODER}`};var h;async function L(t){let e=t.modules\|\|{};return e.draco3d?h=h\|\|e.draco3d.createEncoderModule({}).then(r=>({draco:r})):h=h\|\|ae(t),await h}async function ae(t){let e=await _(oe[l.ENCODER],"draco",t,l.ENCODER);return e=e\|\|globalThis.DracoEncoderModule,new Promise(r=>{e({onModuleLoaded:o=>r({draco:o})})})}var S="4.0.0-alpha.19";var ne={pointcloud:!1,attributeNameEntry:"name"},x={name:"DRACO",id:"draco",module:"draco",version:S,extensions:["drc"],encode:se,options:{draco:ne}};async function se(t,e={}){let{draco:r}=await L(e),o=new E(r);try{return o.encodeSync(t,e.draco)}finally{o.destroy()}}(()=>{!p.inWorkerThread()\|\|(p.onmessage=async(t,e)=>{switch(t){case"process":try{let{input:r,options:o}=e,a=await x.encode(r,o);p.postMessage("done",{result:a})}catch(r){let o=r instanceof Error?r.message:"";p.postMessage("error",{error:o})}break;default:}})})();})();
		with ${o.num_attributes()} attributes into ${i} bytes`),P(n)}finally{this.destroyEncodedObject(n),this.destroyEncodedObject(o)}}_setOptions(e){if("speed"in e&&this.dracoEncoder.SetSpeedOptions(...e.speed),"method"in e){let r=this.draco[e.method\|\|"MESH_SEQUENTIAL_ENCODING"];this.dracoEncoder.SetEncodingMethod(r)}if("quantization"in e)for(let r in e.quantization){let o=e.quantization[r],a=this.draco[r];this.dracoEncoder.SetAttributeQuantization(a,o)}}_createDracoMesh(e,r,o){let a=o.attributesMetadata\|\|{};try{let n=this._getPositionAttribute(r);if(!n)throw new Error("positions");let i=n.length/3;for(let s in r){let d=r[s];s=I[s]\|\|s;let f=this._addAttributeToMesh(e,s,d,i);f!==-1&&this._addAttributeMetadata(e,f,{name:s,...a[s]\|\|{}})}}catch(n){throw this.destroyEncodedObject(e),n}return e}_createDracoPointCloud(e,r,o){let a=o.attributesMetadata\|\|{};try{let n=this._getPositionAttribute(r);if(!n)throw new Error("positions");let i=n.length/3;for(let s in r){let d=r[s];s=I[s]\|\|s;let f=this._addAttributeToMesh(e,s,d,i);f!==-1&&this._addAttributeMetadata(e,f,{name:s,...a[s]\|\|{}})}}catch(n){throw this.destroyEncodedObject(e),n}return e}_addAttributeToMesh(e,r,o,a){if(!ArrayBuffer.isView(o))return-1;let n=this._getDracoAttributeType(r),i=o.length/a;if(n==="indices"){let f=o.length/3;return this.log(`Adding attribute ${r}, size ${f}`),this.dracoMeshBuilder.AddFacesToMesh(e,f,o),-1}this.log(`Adding attribute ${r}, size ${i}`);let s=this.dracoMeshBuilder,{buffer:d}=o;switch(o.constructor){case Int8Array:return s.AddInt8Attribute(e,n,a,i,new Int8Array(d));case Int16Array:return s.AddInt16Attribute(e,n,a,i,new Int16Array(d));case Int32Array:return s.AddInt32Attribute(e,n,a,i,new Int32Array(d));case Uint8Array:case Uint8ClampedArray:return s.AddUInt8Attribute(e,n,a,i,new Uint8Array(d));case Uint16Array:return s.AddUInt16Attribute(e,n,a,i,new Uint16Array(d));case Uint32Array:return s.AddUInt32Attribute(e,n,a,i,new Uint32Array(d));case Float32Array:default:return s.AddFloatAttribute(e,n,a,i,new Float32Array(d))}}_getDracoAttributeType(e){switch(e.toLowerCase()){case"indices":return"indices";case"position":case"positions":case"vertices":return this.draco.POSITION;case"normal":case"normals":return this.draco.NORMAL;case"color":case"colors":return this.draco.COLOR;case"texcoord":case"texcoords":return this.draco.TEX_COORD;default:return this.draco.GENERIC}}_getPositionAttribute(e){for(let r in e){let o=e[r];if(this._getDracoAttributeType(r)===this.draco.POSITION)return o}return null}_addGeometryMetadata(e,r){let o=new this.draco.Metadata;this._populateDracoMetadata(o,r),this.dracoMeshBuilder.AddMetadata(e,o)}_addAttributeMetadata(e,r,o){let a=new this.draco.Metadata;this._populateDracoMetadata(a,o),this.dracoMeshBuilder.SetMetadataForAttribute(e,r,a)}_populateDracoMetadata(e,r){for(let[o,a]of ee(r))switch(typeof a){case"number":Math.trunc(a)===a?this.dracoMetadataBuilder.AddIntEntry(e,o,a):this.dracoMetadataBuilder.AddDoubleEntry(e,o,a);break;case"object":a instanceof Int32Array&&this.dracoMetadataBuilder.AddIntEntryArray(e,o,a,a.length);break;case"string":default:this.dracoMetadataBuilder.AddStringEntry(e,o,a)}}};function P(t){let e=t.size(),r=new ArrayBuffer(e),o=new Int8Array(r);for(let a=0;a<e;++a)o[a]=t.GetValue(a);return r}function ee(t){return t.entries&&!t.hasOwnProperty("entries")?t.entries():Object.entries(t)}var re="1.5.5",te="1.4.1",O=`https://www.gstatic.com/draco/versioned/decoders/${re}`,l={DECODER:"draco_wasm_wrapper.js",DECODER_WASM:"draco_decoder.wasm",FALLBACK_DECODER:"draco_decoder.js",ENCODER:"draco_encoder.js"},oe={[l.DECODER]:`${O}/${l.DECODER}`,[l.DECODER_WASM]:`${O}/${l.DECODER_WASM}`,[l.FALLBACK_DECODER]:`${O}/${l.FALLBACK_DECODER}`,[l.ENCODER]:`https://raw.githubusercontent.com/google/draco/${te}/javascript/${l.ENCODER}`};var h;async function L(t){let e=t.modules\|\|{};return e.draco3d?h=h\|\|e.draco3d.createEncoderModule({}).then(r=>({draco:r})):h=h\|\|ae(t),await h}async function ae(t){let e=await _(oe[l.ENCODER],"draco",t,l.ENCODER);return e=e\|\|globalThis.DracoEncoderModule,new Promise(r=>{e({onModuleLoaded:o=>r({draco:o})})})}var S="4.0.0-alpha.20";var ne={pointcloud:!1,attributeNameEntry:"name"},x={name:"DRACO",id:"draco",module:"draco",version:S,extensions:["drc"],encode:se,options:{draco:ne}};async function se(t,e={}){let{draco:r}=await L(e),o=new E(r);try{return o.encodeSync(t,e.draco)}finally{o.destroy()}}(()=>{!p.inWorkerThread()\|\|(p.onmessage=async(t,e)=>{switch(t){case"process":try{let{input:r,options:o}=e,a=await x.encode(r,o);p.postMessage("done",{result:a})}catch(r){let o=r instanceof Error?r.message:"";p.postMessage("error",{error:o})}break;default:}})})();})();
		//# sourceMappingURL=draco-writer-worker.js.map

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