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@loaders.gl/draco

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@loaders.gl/draco - npm Package Compare versions

Comparing version 3.4.0 to 3.4.1

2

dist/dist.min.js

@@ -1,4 +0,4 @@

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this.draco.MetadataQuerier}destroy(){this.draco.destroy(this.decoder),this.draco.destroy(this.metadataQuerier)}parseSync(t,e={}){let o=new this.draco.DecoderBuffer;o.Init(new Int8Array(t),t.byteLength),this._disableAttributeTransforms(e);let a=this.decoder.GetEncodedGeometryType(o),i=a===this.draco.TRIANGULAR_MESH?new this.draco.Mesh:new this.draco.PointCloud;try{let s;switch(a){case this.draco.TRIANGULAR_MESH:s=this.decoder.DecodeBufferToMesh(o,i);break;case this.draco.POINT_CLOUD:s=this.decoder.DecodeBufferToPointCloud(o,i);break;default:throw new Error("DRACO: Unknown geometry type.")}if(!s.ok()||!i.ptr){let M=`DRACO decompression failed: ${s.error_msg()}`;throw new Error(M)}let c=this._getDracoLoaderData(i,a,e),u=this._getMeshData(i,c,e),m=H(u.attributes),h=Bt(u.attributes,c,u.indices);return{loader:"draco",loaderData:c,header:{vertexCount:i.num_points(),boundingBox:m},...u,schema:h}}finally{this.draco.destroy(o),i&&this.draco.destroy(i)}}_getDracoLoaderData(t,e,o){let a=this._getTopLevelMetadata(t),i=this._getDracoAttributes(t,o);return{geometry_type:e,num_attributes:t.num_attributes(),num_points:t.num_points(),num_faces:t instanceof this.draco.Mesh?t.num_faces():0,metadata:a,attributes:i}}_getDracoAttributes(t,e){let o={};for(let a=0;a<t.num_attributes();a++){let i=this.decoder.GetAttribute(t,a),s=this._getAttributeMetadata(t,a);o[i.unique_id()]={unique_id:i.unique_id(),attribute_type:i.attribute_type(),data_type:i.data_type(),num_components:i.num_components(),byte_offset:i.byte_offset(),byte_stride:i.byte_stride(),normalized:i.normalized(),attribute_index:a,metadata:s};let c=this._getQuantizationTransform(i,e);c&&(o[i.unique_id()].quantization_transform=c);let u=this._getOctahedronTransform(i,e);u&&(o[i.unique_id()].octahedron_transform=u)}return o}_getMeshData(t,e,o){let a=this._getMeshAttributes(e,t,o);if(!a.POSITION)throw new Error("DRACO: No position attribute found.");if(t instanceof 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e={},o=this.metadataQuerier.NumEntries(t);for(let a=0;a<o;a++){let i=this.metadataQuerier.GetEntryName(t,a);e[i]=this._getDracoMetadataField(t,i)}return e}_getDracoMetadataField(t,e){let o=new this.draco.DracoInt32Array;try{this.metadataQuerier.GetIntEntryArray(t,e,o);let a=Fe(o);return{int:this.metadataQuerier.GetIntEntry(t,e),string:this.metadataQuerier.GetStringEntry(t,e),double:this.metadataQuerier.GetDoubleEntry(t,e),intArray:a}}finally{this.draco.destroy(o)}}_disableAttributeTransforms(t){let{quantizedAttributes:e=[],octahedronAttributes:o=[]}=t,a=[...e,...o];for(let i of a)this.decoder.SkipAttributeTransform(this.draco[i])}_getQuantizationTransform(t,e){let{quantizedAttributes:o=[]}=e,a=t.attribute_type();if(o.map(s=>this.decoder[s]).includes(a)){let s=new this.draco.AttributeQuantizationTransform;try{if(s.InitFromAttribute(t))return{quantization_bits:s.quantization_bits(),range:s.range(),min_values:new Float32Array([1,2,3]).map(c=>s.min_value(c))}}finally{this.draco.destroy(s)}}return null}_getOctahedronTransform(t,e){let{octahedronAttributes:o=[]}=e,a=t.attribute_type();if(o.map(s=>this.decoder[s]).includes(a)){let s=new this.draco.AttributeQuantizationTransform;try{if(s.InitFromAttribute(t))return{quantization_bits:s.quantization_bits()}}finally{this.draco.destroy(s)}}return null}}});async function vt(r){let t=r.modules||{};return t.draco3d?C=C||t.draco3d.createDecoderModule({}).then(e=>({draco:e})):C=C||Ue(r),await C}async function zt(r){let t=r.modules||{};return t.draco3d?k=k||t.draco3d.createEncoderModule({}).then(e=>({draco:e})):k=k||ze(r),await k}async function Ue(r){let t,e;switch(r.draco&&r.draco.decoderType){case"js":t=await _(Pe,"draco",r);break;case"wasm":default:[t,e]=await Promise.all([await _(Re,"draco",r),await _(Ce,"draco",r)])}return t=t||globalThis.DracoDecoderModule,await ve(t,e)}function ve(r,t){let e={};return t&&(e.wasmBinary=t),new 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4

dist/draco-writer-worker.js

@@ -1,4 +0,4 @@

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with ${o.num_attributes()} attributes into ${i} bytes`),R(s)}finally{this.destroyEncodedObject(s),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 s=new this.draco.DracoInt8Array;try{let i=this.dracoEncoder.EncodeMeshToDracoBuffer(o,s);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`),R(s)}finally{this.destroyEncodedObject(s),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 s=this._getPositionAttribute(r);if(!s)throw new Error("positions");let i=s.length/3;for(let n in r){let d=r[n];n=I[n]||n;let l=this._addAttributeToMesh(e,n,d,i);l!==-1&&this._addAttributeMetadata(e,l,{name:n,...a[n]||{}})}}catch(s){throw this.destroyEncodedObject(e),s}return e}_createDracoPointCloud(e,r,o){let a=o.attributesMetadata||{};try{let s=this._getPositionAttribute(r);if(!s)throw new Error("positions");let i=s.length/3;for(let n in r){let d=r[n];n=I[n]||n;let l=this._addAttributeToMesh(e,n,d,i);l!==-1&&this._addAttributeMetadata(e,l,{name:n,...a[n]||{}})}}catch(s){throw this.destroyEncodedObject(e),s}return e}_addAttributeToMesh(e,r,o,a){if(!ArrayBuffer.isView(o))return-1;let s=this._getDracoAttributeType(r),i=o.length/a;if(s==="indices"){let l=o.length/3;return this.log(`Adding attribute ${r}, size ${l}`),this.dracoMeshBuilder.AddFacesToMesh(e,l,o),-1}this.log(`Adding attribute ${r}, size ${i}`);let n=this.dracoMeshBuilder,{buffer:d}=o;switch(o.constructor){case Int8Array:return n.AddInt8Attribute(e,s,a,i,new Int8Array(d));case Int16Array:return n.AddInt16Attribute(e,s,a,i,new Int16Array(d));case Int32Array:return n.AddInt32Attribute(e,s,a,i,new Int32Array(d));case Uint8Array:case Uint8ClampedArray:return n.AddUInt8Attribute(e,s,a,i,new Uint8Array(d));case Uint16Array:return n.AddUInt16Attribute(e,s,a,i,new Uint16Array(d));case Uint32Array:return n.AddUInt32Attribute(e,s,a,i,new Uint32Array(d));case Float32Array:default:return n.AddFloatAttribute(e,s,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 K(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 R(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 K(t){return t.entries&&!t.hasOwnProperty("entries")?t.entries():Object.entries(t)}var Y="1.5.5",Z="1.4.1",O=`https://www.gstatic.com/draco/versioned/decoders/${Y}`,Te=`${O}/draco_decoder.js`,Pe=`${O}/draco_wasm_wrapper.js`,We=`${O}/draco_decoder.wasm`,ee=`https://raw.githubusercontent.com/google/draco/${Z}/javascript/draco_encoder.js`;var y;async function S(t){let e=t.modules||{};return e.draco3d?y=y||e.draco3d.createEncoderModule({}).then(r=>({draco:r})):y=y||re(t),await y}async function re(t){let e=await E(ee,"draco",t);return e=e||globalThis.DracoEncoderModule,new Promise(r=>{e({onModuleLoaded:o=>r({draco:o})})})}var C="3.4.0";var te={pointcloud:!1,attributeNameEntry:"name"},L={name:"DRACO",id:"draco",module:"draco",version:C,extensions:["drc"],encode:oe,options:{draco:te}};async function oe(t,e={}){let{draco:r}=await S(e),o=new m(r);try{return o.encodeSync(t,e.draco)}finally{o.destroy()}}(()=>{!u.inWorkerThread()||(u.onmessage=async(t,e)=>{switch(t){case"process":try{let{input:r,options:o}=e,a=await L.encode(r,o);u.postMessage("done",{result:a})}catch(r){let o=r instanceof Error?r.message:"";u.postMessage("error",{error:o})}break;default:}})})();})();
with ${o.num_attributes()} attributes into ${i} bytes`),R(s)}finally{this.destroyEncodedObject(s),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 s=this._getPositionAttribute(r);if(!s)throw new Error("positions");let i=s.length/3;for(let n in r){let d=r[n];n=I[n]||n;let l=this._addAttributeToMesh(e,n,d,i);l!==-1&&this._addAttributeMetadata(e,l,{name:n,...a[n]||{}})}}catch(s){throw this.destroyEncodedObject(e),s}return e}_createDracoPointCloud(e,r,o){let a=o.attributesMetadata||{};try{let s=this._getPositionAttribute(r);if(!s)throw new Error("positions");let i=s.length/3;for(let n in r){let d=r[n];n=I[n]||n;let l=this._addAttributeToMesh(e,n,d,i);l!==-1&&this._addAttributeMetadata(e,l,{name:n,...a[n]||{}})}}catch(s){throw this.destroyEncodedObject(e),s}return e}_addAttributeToMesh(e,r,o,a){if(!ArrayBuffer.isView(o))return-1;let s=this._getDracoAttributeType(r),i=o.length/a;if(s==="indices"){let l=o.length/3;return this.log(`Adding attribute ${r}, size ${l}`),this.dracoMeshBuilder.AddFacesToMesh(e,l,o),-1}this.log(`Adding attribute ${r}, size ${i}`);let n=this.dracoMeshBuilder,{buffer:d}=o;switch(o.constructor){case Int8Array:return n.AddInt8Attribute(e,s,a,i,new Int8Array(d));case Int16Array:return n.AddInt16Attribute(e,s,a,i,new Int16Array(d));case Int32Array:return n.AddInt32Attribute(e,s,a,i,new Int32Array(d));case Uint8Array:case Uint8ClampedArray:return n.AddUInt8Attribute(e,s,a,i,new Uint8Array(d));case Uint16Array:return n.AddUInt16Attribute(e,s,a,i,new Uint16Array(d));case Uint32Array:return n.AddUInt32Attribute(e,s,a,i,new Uint32Array(d));case Float32Array:default:return n.AddFloatAttribute(e,s,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 K(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 R(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 K(t){return t.entries&&!t.hasOwnProperty("entries")?t.entries():Object.entries(t)}var Y="1.5.5",Z="1.4.1",O=`https://www.gstatic.com/draco/versioned/decoders/${Y}`,Te=`${O}/draco_decoder.js`,Pe=`${O}/draco_wasm_wrapper.js`,We=`${O}/draco_decoder.wasm`,ee=`https://raw.githubusercontent.com/google/draco/${Z}/javascript/draco_encoder.js`;var y;async function S(t){let e=t.modules||{};return e.draco3d?y=y||e.draco3d.createEncoderModule({}).then(r=>({draco:r})):y=y||re(t),await y}async function re(t){let e=await E(ee,"draco",t);return e=e||globalThis.DracoEncoderModule,new Promise(r=>{e({onModuleLoaded:o=>r({draco:o})})})}var C="3.4.1";var te={pointcloud:!1,attributeNameEntry:"name"},L={name:"DRACO",id:"draco",module:"draco",version:C,extensions:["drc"],encode:oe,options:{draco:te}};async function oe(t,e={}){let{draco:r}=await S(e),o=new m(r);try{return o.encodeSync(t,e.draco)}finally{o.destroy()}}(()=>{!u.inWorkerThread()||(u.onmessage=async(t,e)=>{switch(t){case"process":try{let{input:r,options:o}=e,a=await L.encode(r,o);u.postMessage("done",{result:a})}catch(r){let o=r instanceof Error?r.message:"";u.postMessage("error",{error:o})}break;default:}})})();})();
//# sourceMappingURL=draco-writer-worker.js.map

2

dist/es5/lib/utils/version.js

@@ -7,4 +7,4 @@ "use strict";

exports.VERSION = void 0;
var VERSION = typeof "3.4.0" !== 'undefined' ? "3.4.0" : 'latest';
var VERSION = typeof "3.4.1" !== 'undefined' ? "3.4.1" : 'latest';
exports.VERSION = VERSION;
//# sourceMappingURL=version.js.map

2

dist/esm/lib/utils/version.js

@@ -1,2 +0,2 @@

export const VERSION = typeof "3.4.0" !== 'undefined' ? "3.4.0" : 'latest';
export const VERSION = typeof "3.4.1" !== 'undefined' ? "3.4.1" : 'latest';
//# sourceMappingURL=version.js.map

12

package.json
{
"name": "@loaders.gl/draco",
"version": "3.4.0",
"version": "3.4.1",
"description": "Framework-independent loader and writer for Draco compressed meshes and point clouds",

@@ -45,11 +45,11 @@ "license": "MIT",

"@babel/runtime": "^7.3.1",
"@loaders.gl/loader-utils": "3.4.0",
"@loaders.gl/schema": "3.4.0",
"@loaders.gl/worker-utils": "3.4.0",
"@loaders.gl/loader-utils": "3.4.1",
"@loaders.gl/schema": "3.4.1",
"@loaders.gl/worker-utils": "3.4.1",
"draco3d": "1.5.5"
},
"devDependencies": {
"@loaders.gl/polyfills": "3.4.0"
"@loaders.gl/polyfills": "3.4.1"
},
"gitHead": "63854c9c521112108239e9c23fd6accbe6d6e380"
"gitHead": "2c39d1032c1a8b3678a6f09507b89ffe92ca9e1b"
}
dist/dist.min.js.map

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dist/draco-nodejs-worker.js

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dist/draco-nodejs-worker.js.map

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dist/draco-worker.js.map

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dist/draco-writer-nodejs-worker.js

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dist/draco-writer-nodejs-worker.js.map

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dist/draco-writer-worker.js.map

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