@loaders.gl/draco - npm Package Compare versions

Comparing version 2.1.5 to 2.1.6

dist/dist.min.js

@@ -1,1 +0,1 @@
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s("draco_decoder.js","draco",t);break;case"wasm":default:[e,r]=await Promise.all([await s("draco_wasm_wrapper.js","draco",t),await s("draco_decoder.wasm","draco",t)])}return e=e||o.a.DracoDecoderModule,await function(t,e){const r={};e&&(r.wasmBinary=e);return new Promise(e=>{t({...r,onModuleLoaded:t=>e({draco:t})})})}(e,r)}(t),await c)}async function l(t){const e=t.modules||{};return e.draco3d?{draco:e.draco3d.createEncoderModule()}:(d=d||async function(t){let e=await s("draco_encoder.js","draco",t);return e=e||o.a.DracoEncoderModule,new Promise(t=>{e({onModuleLoaded:e=>t({draco:e})})})}(t),await d)}function h(t){if(!t||!t.POSITION)return null;let e=1/0,r=1/0,o=1/0,n=-1/0,i=-1/0,a=-1/0;const s=t.POSITION.value,c=s&&s.length;if(!c)return null;for(let t=0;t<c;t+=3){const c=s[t],d=s[t+1],u=s[t+2];e=c<e?c:e,r=d<r?d:r,o=u<o?u:o,n=c>n?c:n,i=d>i?d:i,a=u>a?u:a}return[[e,r,o],[n,i,a]]}const f={TRIANGULAR_MESH:0,POINT_CLOUD:1},y={POSITION:"POSITION",NORMAL:"NORMAL",COLOR:"COLOR_0",TEX_COORD:"TEXCOORD_0"},b={1:Int8Array,2:Uint8Array,3:Int16Array,4:Uint16Array,5:Int32Array,6:Uint32Array,9:Float32Array};class A{constructor(t){this.draco=t}destroy(){}destroyGeometry(t){t&&this.draco.destroy(t.dracoGeometry)}parseSync(t){const e=new this.draco.DecoderBuffer;e.Init(new Int8Array(t),t.byteLength);const r=new this.draco.Decoder,o={};let n,i,a;try{const t=r.GetEncodedGeometryType(e);switch(t){case this.draco.TRIANGULAR_MESH:i=new this.draco.Mesh,n=r.DecodeBufferToMesh(e,i),a={type:f.TRIANGULAR_MESH,faceCount:i.num_faces(),attributeCount:i.num_attributes(),vertexCount:i.num_points()};break;case this.draco.POINT_CLOUD:i=new this.draco.PointCloud,n=r.DecodeBufferToPointCloud(e,i),a={type:f.POINT_CLOUD,attributeCount:i.num_attributes(),vertexCount:i.num_points()};break;default:throw new Error("Unknown DRACO geometry type.")}if(!n.ok()||!i.ptr){const t=`DRACO decompression failed: ${n.error_msg()}`;throw i&&this.draco.destroy(i),new Error(t)}o.loaderData={header:a},this.extractDRACOGeometry(r,i,t,o),o.header={vertexCount:a.vertexCount,boundingBox:h(o.attributes)}}finally{this.draco.destroy(r),this.draco.destroy(e)}return o}extractDRACOGeometry(t,e,r,o){const n=this.getAttributes(t,e),i=n.POSITION;if(!i)throw new Error("DRACO decompressor: No position attribute found.");return this.getPositionAttributeMetadata(i),r===this.draco.TRIANGULAR_MESH?(n.indices="TRIANGLE_STRIP"===this.drawMode?this.getMeshStripIndices(t,e):this.getMeshFaceIndices(t,e),o.mode="TRIANGLE_STRIP"===this.drawMode?5:4):o.mode=0,n.indices&&(o.indices={value:n.indices,size:1},delete n.indices),o.attributes=n,o}getPositionAttributeMetadata(t){this.metadata=this.metadata||{},this.metadata.attributes=this.metadata.attributes||{};const e=new this.draco.AttributeQuantizationTransform;if(e.InitFromAttribute(t)){this.metadata.attributes.position.isQuantized=!0,this.metadata.attributes.position.maxRange=e.range(),this.metadata.attributes.position.numQuantizationBits=e.quantization_bits(),this.metadata.attributes.position.minValues=new Float32Array(3);for(let t=0;t<3;++t)this.metadata.attributes.position.minValues[t]=e.min_value(t)}this.draco.destroy(e)}getAttributes(t,e){const r={},o=e.num_points();for(const n in y){const i=this.draco[n],a=t.GetAttributeId(e,i);if(-1!==a){const i=t.GetAttribute(e,a),{typedArray:s}=this.getAttributeTypedArray(t,e,i,n);r[y[n]]={value:s,size:s.length/o}}}return r}getMeshFaceIndices(t,e){const r=e.num_faces(),o=new Uint32Array(3*r),n=new this.draco.DracoInt32Array;for(let i=0;i<r;++i){t.GetFaceFromMesh(e,i,n);const r=3*i;o[r]=n.GetValue(0),o[r+1]=n.GetValue(1),o[r+2]=n.GetValue(2)}return this.draco.destroy(n),o}getMeshStripIndices(t,e){const r=new this.draco.DracoInt32Array;t.GetTriangleStripsFromMesh(e,r);const o=new Uint32Array(r.size());for(let t=0;t<r.size();++t)o[t]=r.GetValue(t);return this.draco.destroy(r),o}getAttributeTypedArray(t,e,r,o){if(0===r.ptr){throw new Error(`DRACO decode bad attribute ${o}`)}const n=b[r.data_type()],i=r.num_components(),a=e.num_points()*i;let s,c;switch(n){case Float32Array:s=new this.draco.DracoFloat32Array,t.GetAttributeFloatForAllPoints(e,r,s),c=new Float32Array(a);break;case Int8Array:s=new this.draco.DracoInt8Array,t.GetAttributeInt8ForAllPoints(e,r,s),c=new Int8Array(a);break;case Int16Array:s=new this.draco.DracoInt16Array,t.GetAttributeInt16ForAllPoints(e,r,s),c=new Int16Array(a);break;case Int32Array:s=new this.draco.DracoInt32Array,t.GetAttributeInt32ForAllPoints(e,r,s),c=new Int32Array(a);break;case Uint8Array:s=new this.draco.DracoUInt8Array,t.GetAttributeUInt8ForAllPoints(e,r,s),c=new Uint8Array(a);break;case Uint16Array:s=new this.draco.DracoUInt16Array,t.GetAttributeUInt16ForAllPoints(e,r,s),c=new Uint16Array(a);break;case Uint32Array:s=new this.draco.DracoUInt32Array,t.GetAttributeUInt32ForAllPoints(e,r,s),c=new Uint32Array(a);break;default:throw new Error("DRACO decoder: unexpected attribute type.")}for(let t=0;t<a;t++)c[t]=s.GetValue(t);return this.draco.destroy(s),{typedArray:c,components:i}}decode(t,e){return this.parseSync(t,e)}}const w={id:"draco",name:"Draco",version:"2.1.6",extensions:["drc"],mimeType:"application/octet-stream",binary:!0,test:"DRACO",options:{draco:{decoderType:"object"==typeof WebAssembly?"wasm":"js",libraryPath:"libs/",workerUrl:"https://unpkg.com/@loaders.gl/draco@2.1.6/dist/draco-loader.worker.js",localWorkerUrl:"modules/draco/dist/draco-loader.worker.dev.js"}}},p={...w,parse:async function(t,e,r,o){const{draco:n}=await u(e),i=new A(n);try{return i.parseSync(t)}finally{i.destroy()}}};const m={POSITION:"POSITION",NORMAL:"NORMAL",COLOR_0:"COLOR",TEXCOORD_0:"TEX_COORD"};function O(){}function I(t){const e=t.size(),r=new ArrayBuffer(e),o=new Int8Array(r);for(let r=0;r<e;++r)o[r]=t.GetValue(r);return r}class g{constructor(t,e={}){this.draco=t,this.dracoEncoder=new this.draco.Encoder,this.dracoMeshBuilder=new this.draco.MeshBuilder,this.log=e.log||O}destroy(){this.destroyEncodedObject(this.dracoMeshBuilder),this.destroyEncodedObject(this.dracoEncoder),this.dracoMeshBuilder=null,this.dracoEncoder=null,this.draco=null}destroyEncodedObject(t){t&&this.draco.destroy(t)}encodeSync(t,e){return this._setOptions(e),e.pointcloud?this._encodePointCloud(t):this._encodeMesh(t)}_getAttributesFromMesh(t){const e={...t,...t.attributes};return t.indices&&(e.indices=t.indices),e}_encodePointCloud(t){const e=this._getAttributesFromMesh(t),r=this._createDracoPointCloud(e),o=new this.draco.DracoInt8Array;try{const t=this.dracoEncoder.EncodePointCloudToDracoBuffer(r,!1,o);if(!(t>0))throw new Error("Draco encoding failed.");return this.log(`DRACO encoded ${r.num_points()} points\n        with ${r.num_attributes()} attributes into ${t} bytes`),I(o)}finally{this.destroyEncodedObject(o),this.destroyEncodedObject(r)}}_encodeMesh(t){const e=this._getAttributesFromMesh(t),r=this._createDracoMesh(e),o=new this.draco.DracoInt8Array;try{const t=this.dracoEncoder.EncodeMeshToDracoBuffer(r,o);if(t<=0)throw new Error("Draco encoding failed.");return this.log(`DRACO encoded ${r.num_points()} points\n        with ${r.num_attributes()} attributes into ${t} bytes`),I(o)}finally{this.destroyEncodedObject(o),this.destroyEncodedObject(r)}}_setOptions(t){if("speed"in t&&this.dracoEncoder.SetSpeedOptions(...t.speed),"method"in t){const e=this.draco[t.method];this.dracoEncoder.SetEncodingMethod(e)}if("quantization"in t)for(const e in t.quantization){const r=t.quantization[e],o=this.draco[e];this.dracoEncoder.SetAttributeQuantization(o,r)}}_createDracoMesh(t){const e=new this.draco.Mesh;try{const r=this._getPositionAttribute(t);if(!r)throw new Error("positions");const o=r.length/3;for(let r in t){const n=t[r];r=m[r]||r,this._addAttributeToMesh(e,r,n,o)}}catch(t){throw this.destroyEncodedObject(e),t}return e}_createDracoPointCloud(t){const e=new this.draco.PointCloud;try{const r=this._getPositionAttribute(t);if(!r)throw new Error("positions");const o=r.length/3;for(let r in t){const n=t[r];r=m[r]||r,this._addAttributeToMesh(e,r,n,o)}}catch(t){throw this.destroyEncodedObject(e),t}return e}_addAttributeToMesh(t,e,r,o){if(!ArrayBuffer.isView(r))return;const n=this._getDracoAttributeType(e,r),i=r.length/o;if("indices"===n){const o=r.length/3;return this.log(`Adding attribute ${e}, size ${o}`),void this.dracoMeshBuilder.AddFacesToMesh(t,o,r)}switch(this.log(`Adding attribute ${e}, size ${i}`),r.constructor.name){case"Int8Array":this.dracoMeshBuilder.AddInt8Attribute(t,n,o,i,r);break;case"Int16Array":this.dracoMeshBuilder.AddInt16Attribute(t,n,o,i,r);break;case"Int32Array":this.dracoMeshBuilder.AddInt32Attribute(t,n,o,i,r);break;case"Uint8Array":case"Uint8ClampedArray":this.dracoMeshBuilder.AddUInt8Attribute(t,n,o,i,r);break;case"Uint16Array":this.dracoMeshBuilder.AddUInt16Attribute(t,n,o,i,r);break;case"Uint32Array":this.dracoMeshBuilder.AddUInt32Attribute(t,n,o,i,r);break;case"Float32Array":default:this.dracoMeshBuilder.AddFloatAttribute(t,n,o,i,r)}}_getDracoAttributeType(t,e){switch(t.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(t){for(const e in t){const r=t[e];if(this._getDracoAttributeType(e,r)===this.draco.POSITION)return r}return null}}var _={name:"DRACO",extensions:["drc"],encode:async function(t,e){const r=e&&e.draco||e||{},{draco:o}=await l(e||{}),n=new g(o);try{return n.encodeSync(t,r)}finally{n.destroy()}},options:{draco:{pointcloud:!1}}};r.d(e,"DracoLoader",(function(){return p})),r.d(e,"DracoWorkerLoader",(function(){return w})),r.d(e,"DracoWriter",(function(){return _}))}])}));

dist/es5/draco-loader.js

@@ -26,3 +26,3 @@ "use strict";
 
-var VERSION = typeof "2.1.5" !== 'undefined' ? "2.1.5" : 'latest';
+var VERSION = typeof "2.1.6" !== 'undefined' ? "2.1.6" : 'latest';
 var DracoWorkerLoader = {
@@ -29,0 +29,0 @@ id: 'draco',

dist/es6/draco-loader.js

@@ -9,3 +9,3 @@ import _defineProperty from "@babel/runtime/helpers/esm/defineProperty";
 import DracoParser from './lib/draco-parser';
-const VERSION = typeof "2.1.5" !== 'undefined' ? "2.1.5" : 'latest';
+const VERSION = typeof "2.1.6" !== 'undefined' ? "2.1.6" : 'latest';
 export const DracoWorkerLoader = {
@@ -12,0 +12,0 @@ id: 'draco',

dist/esm/draco-loader.js

@@ -12,3 +12,3 @@ import _regeneratorRuntime from "@babel/runtime/regenerator";
 import DracoParser from './lib/draco-parser';
-var VERSION = typeof "2.1.5" !== 'undefined' ? "2.1.5" : 'latest';
+var VERSION = typeof "2.1.6" !== 'undefined' ? "2.1.6" : 'latest';
 export var DracoWorkerLoader = {
@@ -15,0 +15,0 @@ id: 'draco',

package.json

 {
   "name": "@loaders.gl/draco",
-  "version": "2.1.5",
+  "version": "2.1.6",
   "description": "Framework-independent loader and writer for Draco compressed meshes and point clouds",
@@ -42,6 +42,6 @@ "license": "MIT",
     "@babel/runtime": "^7.3.1",
-    "@loaders.gl/loader-utils": "2.1.5",
+    "@loaders.gl/loader-utils": "2.1.6",
     "draco3d": "^1.3.4"
   },
-  "gitHead": "d56923929c20a85e4196b1347f5152392194d24f"
+  "gitHead": "278a6a6ea3e54a8d5334877dbd804a13e2367cf9"
 }

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Dependency changes

• + [e-mail]/loader-utils@2.1.6(transitive)

• - [e-mail]/loader-utils@2.1.5(transitive)

• [e-mail]/loader-utils@2.1.6