mirror of https://github.com/CesiumGS/obj2gltf.git
78 lines
4.1 KiB
JavaScript
78 lines
4.1 KiB
JavaScript
'use strict';
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var path = require('path');
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var loadMtl = require('../../lib/loadMtl');
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var complexMaterialUrl = 'specs/data/box-complex-material/box-complex-material.mtl';
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var diffuseAmbientSameMaterialUrl = 'specs/data/box-diffuse-ambient-same/box-diffuse-ambient-same.mtl';
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var multipleMaterialsUrl = 'specs/data/box-multiple-materials/box-multiple-materials.mtl';
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var texturedWithOptionsMaterialUrl = 'specs/data/box-texture-options/box-texture-options.mtl';
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function getImagePath(objPath, relativePath) {
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return path.normalize(path.join(path.dirname(objPath), relativePath));
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}
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describe('loadMtl', function() {
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it('loads complex material', function(done) {
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expect(loadMtl(complexMaterialUrl)
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.then(function(materials) {
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var material = materials.Material;
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expect(material).toBeDefined();
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expect(material.ambientColor).toEqual([0.2, 0.2, 0.2, 1.0]);
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expect(material.emissionColor).toEqual([0.1, 0.1, 0.1, 1.0]);
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expect(material.diffuseColor).toEqual([0.64, 0.64, 0.64, 1.0]);
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expect(material.specularColor).toEqual([0.5, 0.5, 0.5, 1.0]);
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expect(material.specularShininess).toEqual(96.078431);
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expect(material.alpha).toEqual(0.9);
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expect(material.ambientTexture).toEqual(getImagePath(complexMaterialUrl, 'ambient.gif'));
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expect(material.emissionTexture).toEqual(getImagePath(complexMaterialUrl, 'emission.jpg'));
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expect(material.diffuseTexture).toEqual(getImagePath(complexMaterialUrl, 'diffuse.png'));
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expect(material.specularTexture).toEqual(getImagePath(complexMaterialUrl, 'specular.jpeg'));
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expect(material.specularShininessMap).toEqual(getImagePath(complexMaterialUrl, 'shininess.png'));
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expect(material.normalMap).toEqual(getImagePath(complexMaterialUrl, 'bump.png'));
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expect(material.alphaMap).toEqual(getImagePath(complexMaterialUrl, 'alpha.png'));
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}), done).toResolve();
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});
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it('loads mtl with multiple materials', function(done) {
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expect(loadMtl(multipleMaterialsUrl)
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.then(function(materials) {
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expect(Object.keys(materials).length).toBe(3);
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expect(materials.Red.diffuseColor).toEqual([0.64, 0.0, 0.0, 1.0]);
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expect(materials.Green.diffuseColor).toEqual([0.0, 0.64, 0.0, 1.0]);
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expect(materials.Blue.diffuseColor).toEqual([0.0, 0.0, 0.64, 1.0]);
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}), done).toResolve();
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});
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it('loads mtl with textures having options', function(done) {
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options.metallicRoughness = true;
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expect(loadMtl(texturedWithOptionsMaterialUrl)
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.then(function(materials) {
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expect(materials.length).toBe(1);
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var material = materials[0];
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var pbr = material.pbrMetallicRoughness;
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expect(pbr.baseColorTexture).toBeDefined();
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expect(pbr.metallicRoughnessTexture).toBeDefined();
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expect(pbr.baseColorFactor).toEqual([1.0, 1.0, 1.0, 0.9]);
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expect(pbr.metallicFactor).toBe(1.0);
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expect(pbr.roughnessFactor).toBe(1.0);
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expect(material.name).toBe('Material');
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expect(material.emissiveTexture).toBeDefined();
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expect(material.normalTexture).toBeDefined();
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expect(material.occlusionTexture).toBeDefined();
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expect(material.emissiveFactor).toEqual([1.0, 1.0, 1.0]);
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expect(material.alphaMode).toBe('BLEND');
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expect(material.doubleSided).toBe(true);
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}), done).toResolve();
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});
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it('ambient texture is ignored if it is the same as the diffuse texture', function(done) {
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expect(loadMtl(diffuseAmbientSameMaterialUrl, options)
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.then(function(materials) {
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expect(Object.keys(materials).length).toBe(1);
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var material = materials['Material'];
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expect(material.diffuseTexture).toBeDefined();
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expect(material.ambientTexture).toBeUndefined();
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}), done).toResolve();
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});
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});
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