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Updated logging in our THREE.js example

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- output to console
- needs to be explicitly enabled by settings a non-zero verbosity level
This commit is contained in:
Ondrej Stava 2017-03-09 16:42:13 -08:00
parent 59b297b18a
commit db5e679828
2 changed files with 47 additions and 22 deletions
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63
javascript/example/DRACOLoader.js
View File

@ -18,6 +18,7 @@ THREE.DRACOLoader = function(manager) {
this.manager = (manager !== undefined) ? manager :
THREE.DefaultLoadingManager;
this.materials = null;
this.verbosity = 0;
};
@ -39,6 +40,10 @@ THREE.DRACOLoader.prototype = {
this.path = value;
},
setVerbosity: function(level) {
this.verbosity = level;
},
decodeDracoFile: ( function() {
let dracoDecoder;
@ -63,12 +68,15 @@ THREE.DRACOLoader.prototype = {
*/
const geometryType = wrapper.GetEncodedGeometryType(buffer);
if (geometryType == dracoDecoder.TRIANGULAR_MESH) {
fileDisplayArea.innerText = "Loaded a mesh.\n";
if (this.verbosity > 0) {
console.log('Loaded a mesh.');
}
} else if (geometryType == dracoDecoder.POINT_CLOUD) {
fileDisplayArea.innerText = "Loaded a point cloud.\n";
if (this.verbosity > 0) {
console.log('Loaded a point cloud.');
}
} else {
const errorMsg = "Error: Unknown geometry type.";
fileDisplayArea.innerText = errorMsg;
console.error('THREE.DRACOLoader: Unknown geometry type.');
throw new Error(errorMsg);
}
return scope.convertDracoGeometryTo3JS(wrapper, geometryType, buffer,
@ -96,8 +104,9 @@ THREE.DRACOLoader.prototype = {
let geometryInfoStr;
if (geometryType == dracoDecoder.TRIANGULAR_MESH) {
numFaces = dracoGeometry.num_faces();
geometryInfoStr += "Number of faces loaded: " + numFaces.toString()
+ ".\n";
if (this.verbosity > 0) {
console.log('Number of faces loaded: ' + numFaces.toString());
}
} else {
numFaces = 0;
}
@ -105,17 +114,17 @@ THREE.DRACOLoader.prototype = {
numVertexCoordinates = numPoints * 3;
numTextureCoordinates = numPoints * 2;
numAttributes = dracoGeometry.num_attributes();
geometryInfoStr = "Number of points loaded: " + numPoints.toString()
+ ".\n";
geometryInfoStr += "Number of attributes loaded: " +
numAttributes.toString() + ".\n";
if (this.verbosity > 0) {
console.log('Number of points loaded: ' + numPoints.toString());
console.log('Number of attributes loaded: ' +
numAttributes.toString());
}
// Get position attribute. Must exists.
const posAttId = wrapper.GetAttributeId(dracoGeometry,
dracoDecoder.POSITION);
if (posAttId == -1) {
const errorMsg = "No position attribute found in the mesh.";
fileDisplayArea.innerText = errorMsg;
console.error('THREE.DRACOLoader: No position attribute found.');
dracoDecoder.destroy(wrapper);
dracoDecoder.destroy(dracoGeometry);
throw new Error(errorMsg);
@ -129,7 +138,9 @@ THREE.DRACOLoader.prototype = {
dracoDecoder.COLOR);
let colAttributeData;
if (colorAttId != -1) {
geometryInfoStr += "\nLoaded color attribute.\n";
if (this.verbosity > 0) {
console.log('Loaded color attribute.');
}
const colAttribute = wrapper.GetAttribute(dracoGeometry, colorAttId);
colAttributeData = new dracoDecoder.DracoFloat32Array();
wrapper.GetAttributeFloatForAllPoints(dracoGeometry, colAttribute,
@ -141,7 +152,9 @@ THREE.DRACOLoader.prototype = {
wrapper.GetAttributeId(dracoGeometry, dracoDecoder.NORMAL);
let norAttributeData;
if (normalAttId != -1) {
geometryInfoStr += "\nLoaded normal attribute.\n";
if (this.verbosity > 0) {
console.log('Loaded normal attribute.');
}
const norAttribute = wrapper.GetAttribute(dracoGeometry, normalAttId);
norAttributeData = new dracoDecoder.DracoFloat32Array();
wrapper.GetAttributeFloatForAllPoints(dracoGeometry, norAttribute,
@ -153,7 +166,9 @@ THREE.DRACOLoader.prototype = {
wrapper.GetAttributeId(dracoGeometry, dracoDecoder.TEX_COORD);
let textCoordAttributeData;
if (texCoordAttId != -1) {
geometryInfoStr += "\nLoaded texture coordinate attribute.\n";
if (this.verbosity > 0) {
console.log('Loaded texture coordinate attribute.');
}
const texCoordAttribute = wrapper.GetAttribute(dracoGeometry,
texCoordAttId);
textCoordAttributeData = new dracoDecoder.DracoFloat32Array();
@ -180,8 +195,10 @@ THREE.DRACOLoader.prototype = {
// ThreeJS vertex colors need to be normalized to properly display
if (colorAttId != -1) {
geometryBuffer.colors[i] = colAttributeData.GetValue(i) / 255;
geometryBuffer.colors[i + 1] = colAttributeData.GetValue(i + 1) / 255;
geometryBuffer.colors[i + 2] = colAttributeData.GetValue(i + 2) / 255;
geometryBuffer.colors[i + 1] =
colAttributeData.GetValue(i + 1) / 255;
geometryBuffer.colors[i + 2] =
colAttributeData.GetValue(i + 2) / 255;
} else {
// Default is white. This is faster than TypedArray.fill().
geometryBuffer.colors[i] = 1.0;
@ -227,8 +244,6 @@ THREE.DRACOLoader.prototype = {
dracoDecoder.destroy(wrapper);
dracoDecoder.destroy(dracoGeometry);
fileDisplayArea.innerText += geometryInfoStr;
// Import data to Three JS geometry.
const geometry = new THREE.BufferGeometry();
if (geometryType == dracoDecoder.TRIANGULAR_MESH) {
@ -248,9 +263,13 @@ THREE.DRACOLoader.prototype = {
geometry.addAttribute('uv',
new THREE.Float32BufferAttribute(geometryBuffer.uvs, 2));
}
fileDisplayArea.innerText += ' decode:' + (decode_end - start_time);
fileDisplayArea.innerText +=
' import:' + (performance.now() - decode_end);
this.decode_time = decode_end - start_time;
this.import_time = performance.now() - decode_end;
if (this.verbosity > 0) {
console.log('Decode time: ' + this.decode_time);
console.log('Import time: ' + this.import_time);
}
return geometry;
}
};

6
javascript/example/webgl_loader_draco.html
View File

@ -141,7 +141,13 @@
const reader = new FileReader();
reader.onload = function(e) {
const dracoLoader = new THREE.DRACOLoader();
// Enable logging to console output.
dracoLoader.setVerbosity(1);
const bufferGeometry = dracoLoader.decodeDracoFile(reader.result);
if (dracoLoader.decode_time !== undefined) {
fileDisplayArea.innerText = 'Decode time = ' + dracoLoader.decode_time + '\n' +
'Import time = ' + dracoLoader.import_time;
}
const material = new THREE.MeshStandardMaterial({vertexColors: THREE.VertexColors});
let geometry;