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Handle file path errors and better promise handling

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This commit is contained in:
Sean Lilley 2017-04-05 10:44:28 -04:00
parent 72c20eb6ee
commit 965402c535
3 changed files with 105 additions and 74 deletions
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3
bin/obj2gltf.js
View File

@ -130,4 +130,7 @@ console.time('Total');
convert(objPath, gltfPath, options) convert(objPath, gltfPath, options)
.then(function() { .then(function() {
console.timeEnd('Total'); console.timeEnd('Total');
})
.catch(function(error) {
console.log(error.message);
}); });

143
lib/convert.js
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@ -48,79 +48,92 @@ var defaultLogger = function(message) {
* @param {Logger} [options.logger] A callback function for handling logged messages. Defaults to console.log. * @param {Logger} [options.logger] A callback function for handling logged messages. Defaults to console.log.
*/ */
function convert(objPath, gltfPath, options) { function convert(objPath, gltfPath, options) {
options = defaultValue(options, {}); return new Promise(function(resolve, reject) {
var binary = defaultValue(options.binary, false); options = defaultValue(options, {});
var separate = defaultValue(options.separate, false); var binary = defaultValue(options.binary, false);
var separateTextures = defaultValue(options.separateTextures, false) || separate; var separate = defaultValue(options.separate, false);
var compress = defaultValue(options.compress, false); var separateTextures = defaultValue(options.separateTextures, false) || separate;
var optimize = defaultValue(options.optimize, false); var compress = defaultValue(options.compress, false);
var optimizeForCesium = defaultValue(options.optimizeForCesium, false); var optimize = defaultValue(options.optimize, false);
var generateNormals = defaultValue(options.generateNormals, false); var optimizeForCesium = defaultValue(options.optimizeForCesium, false);
var ao = defaultValue(options.ao, false); var generateNormals = defaultValue(options.generateNormals, false);
var kmc = defaultValue(options.kmc, false); var ao = defaultValue(options.ao, false);
var textureCompressionOptions = options.textureCompressionOptions; var kmc = defaultValue(options.kmc, false);
var bypassPipeline = defaultValue(options.bypassPipeline, false); var textureCompressionOptions = options.textureCompressionOptions;
var logger = defaultValue(options.logger, defaultLogger); var bypassPipeline = defaultValue(options.bypassPipeline, false);
options.logger = logger; var logger = defaultValue(options.logger, defaultLogger);
options.hasTransparency = defaultValue(options.hasTransparency, false); options.logger = logger;
options.secure = defaultValue(options.secure, false); options.hasTransparency = defaultValue(options.hasTransparency, false);
options.secure = defaultValue(options.secure, false);
if (!defined(objPath)) { if (!defined(objPath)) {
throw new DeveloperError('objPath is required'); throw new DeveloperError('objPath is required');
}
if (!defined(gltfPath)) {
throw new DeveloperError('gltfPath is required');
}
var basePath = path.dirname(gltfPath);
var modelName = path.basename(gltfPath, path.extname(gltfPath));
var extension = path.extname(gltfPath);
if (extension === '.glb') {
binary = true;
if (bypassPipeline) {
options.logger('--bypassPipeline does not convert to binary glTF, saving as .gltf');
extension = '.gltf';
} }
}
gltfPath = path.join(path.dirname(gltfPath), modelName + extension);
var aoOptions = ao ? {} : undefined; if (!defined(gltfPath)) {
throw new DeveloperError('gltfPath is required');
}
// TODO: gltf-pipeline uses the same kmc options for each material and doesn't recognize the transparent flag var objExtension = path.extname(objPath).toLowerCase();
var kmcOptions = kmc ? {} : undefined; if (objExtension !== '.obj') {
throw new DeveloperError('Invalid obj path "' + objPath + '"');
}
var pipelineOptions = { var extension = path.extname(gltfPath).toLowerCase();
createDirectory : false, if (extension !== '.gltf' && extension !== '.glb') {
basePath : basePath, throw new DeveloperError('Invalid gltf path "' + gltfPath + '"');
binary : binary, }
embed : !separate,
embedImage : !separateTextures,
quantize : compress,
compressTextureCoordinates : compress,
encodeNormals : compress,
preserve : !optimize,
optimizeForCesium : optimizeForCesium,
smoothNormals : generateNormals,
aoOptions : aoOptions,
kmcOptions : kmcOptions,
textureCompressionOptions : textureCompressionOptions
};
return loadObj(objPath, options) var basePath = path.dirname(gltfPath);
.then(function(objData) { var modelName = path.basename(gltfPath, path.extname(gltfPath));
return createGltf(objData); if (extension === '.glb') {
}) binary = true;
.then(function(gltf) {
return writeUris(gltf, gltfPath, separate, separateTextures, logger);
})
.then(function(gltf) {
if (bypassPipeline) { if (bypassPipeline) {
return convert._outputJson(gltfPath, gltf); logger('--bypassPipeline does not convert to binary glTF, saving as .gltf');
} else { extension = '.gltf';
return GltfPipeline.processJSONToDisk(gltf, gltfPath, pipelineOptions);
} }
}); }
gltfPath = path.join(path.dirname(gltfPath), modelName + extension);
var aoOptions = ao ? {} : undefined;
// TODO: gltf-pipeline uses the same kmc options for each material and doesn't recognize the transparent flag
var kmcOptions = kmc ? {} : undefined;
var pipelineOptions = {
createDirectory : false,
basePath : basePath,
binary : binary,
embed : !separate,
embedImage : !separateTextures,
quantize : compress,
compressTextureCoordinates : compress,
encodeNormals : compress,
preserve : !optimize,
optimizeForCesium : optimizeForCesium,
smoothNormals : generateNormals,
aoOptions : aoOptions,
kmcOptions : kmcOptions,
textureCompressionOptions : textureCompressionOptions
};
return loadObj(objPath, options)
.then(function(objData) {
return createGltf(objData);
})
.then(function(gltf) {
return writeUris(gltf, gltfPath, separate, separateTextures, logger);
})
.then(function(gltf) {
if (bypassPipeline) {
return convert._outputJson(gltfPath, gltf);
} else {
return GltfPipeline.processJSONToDisk(gltf, gltfPath, pipelineOptions);
}
})
.then(resolve)
.catch(reject);
});
} }
/** /**

33
specs/lib/convertSpec.js
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@ -1,12 +1,19 @@
'use strict'; 'use strict';
var Cesium = require('cesium');
var GltfPipeline = require('gltf-pipeline').Pipeline; var GltfPipeline = require('gltf-pipeline').Pipeline;
var path = require('path'); var path = require('path');
var convert = require('../../lib/convert'); var convert = require('../../lib/convert');
var writeUris = require('../../lib/writeUris'); var writeUris = require('../../lib/writeUris');
var DeveloperError = Cesium.DeveloperError;
var objPath = 'specs/data/box-textured/box-textured.obj'; var objPath = 'specs/data/box-textured/box-textured.obj';
var gltfPath = 'specs/data/box-textured/box-textured.gltf'; var gltfPath = 'specs/data/box-textured/box-textured.gltf';
var glbPath = 'specs/data/box-textured/box-textured.glb'; var glbPath = 'specs/data/box-textured/box-textured.glb';
var objPathInvalid = 'invalid/';
var gltfPathInvalid = 'invalid/model.invalid';
var objPathNonExistent = 'specs/data/non-existent.obj';
var gltfPathNonExistent = 'specs/data/non-existent.gltf';
var objExternalResourcesPath = 'specs/data/box-external-resources/box-external-resources.obj'; var objExternalResourcesPath = 'specs/data/box-external-resources/box-external-resources.obj';
@ -116,7 +123,7 @@ describe('convert', function() {
}), done).toResolve(); }), done).toResolve();
}); });
it('Uses a custom logger', function(done) { it('uses a custom logger', function(done) {
var spy = spyOn(GltfPipeline, 'processJSONToDisk'); var spy = spyOn(GltfPipeline, 'processJSONToDisk');
var logCount = 0; var logCount = 0;
var options = { var options = {
@ -131,15 +138,23 @@ describe('convert', function() {
}), done).toResolve(); }), done).toResolve();
}); });
it('throws if objPath is undefined', function() { it('rejects if objPath is undefined', function(done) {
expect(function() { expect(convert(undefined, gltfPath), done).toRejectWith(DeveloperError);
convert(undefined, gltfPath);
}).toThrowDeveloperError();
}); });
it('throws if gltfPath is undefined', function() { it('rejects if gltfPath is undefined', function(done) {
expect(function() { expect(convert(objPath, undefined), done).toRejectWith(DeveloperError);
convert(objPath, undefined); });
}).toThrowDeveloperError();
it('rejects if obj path is invalid', function(done) {
expect(convert(objPathInvalid, gltfPath), done).toRejectWith(DeveloperError);
});
it('rejects if gltf path is invalid', function(done) {
expect(convert(objPath, gltfPathInvalid), done).toRejectWith(DeveloperError);
});
it('rejects if obj path does not exist', function(done) {
expect(convert(objPathNonExistent, gltfPath), done).toRejectWith(Error);
}); });
}); });