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Update to our THREE.js example: DracoModule is now instantiated in

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DRACOLoader class using closure to prevent multiple instantiations.
This commit is contained in:
Ondrej Stava 2017-02-28 09:04:51 -08:00
parent 127484be47
commit 0a9c9c7b8b
2 changed files with 35 additions and 24 deletions
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21
javascript/example/DRACOLoader.js
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@ -39,7 +39,17 @@ THREE.DRACOLoader.prototype = {
this.path = value; this.path = value;
}, },
decodeDracoFile: function(rawBuffer) { decodeDracoFile: ( function() {
let dracoDecoder;
if (typeof DracoModule === 'function') {
dracoDecoder = DracoModule();
} else {
console.error('THREE.DRACOLoader: DracoModule not found.');
return;
}
return function(rawBuffer) {
const scope = this; const scope = this;
/* /*
* Here is how to use Draco Javascript decoder and get the geometry. * Here is how to use Draco Javascript decoder and get the geometry.
@ -61,10 +71,13 @@ THREE.DRACOLoader.prototype = {
fileDisplayArea.innerText = errorMsg; fileDisplayArea.innerText = errorMsg;
throw new Error(errorMsg); throw new Error(errorMsg);
} }
return scope.convertDracoGeometryTo3JS(wrapper, geometryType, buffer); return scope.convertDracoGeometryTo3JS(wrapper, geometryType, buffer,
}, dracoDecoder);
}
} )(),
convertDracoGeometryTo3JS: function(wrapper, geometryType, buffer) { convertDracoGeometryTo3JS: function(wrapper, geometryType, buffer,
dracoDecoder) {
let dracoGeometry; let dracoGeometry;
const start_time = performance.now(); const start_time = performance.now();
if (geometryType == dracoDecoder.TRIANGULAR_MESH) { if (geometryType == dracoDecoder.TRIANGULAR_MESH) {

2
javascript/example/webgl_loader_draco.html
View File

@ -47,8 +47,6 @@
<script> <script>
'use strict'; 'use strict';
const dracoDecoder = DracoModule();
let container; let container;
let camera, cameraTarget, scene, renderer; let camera, cameraTarget, scene, renderer;
let mouseX = 0, mouseY = 0; let mouseX = 0, mouseY = 0;