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image-array.js
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72 lines (65 loc) · 12.6 KB
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const { assert, skip, test, module: describe } = require('qunit');
const { GPU, WebGLKernel } = require('../../src');
describe('features: image array');
function getImages(callback) {
const imageSources = [
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'data:image/jpeg;base64,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'
];
const images = [];
let finished = 0;
function onload() {
finished++;
if (finished === imageSources.length) {
callback(images);
}
}
for (let i = 0; i < imageSources.length; i++) {
const image = document.createElement('img');
image.onload = onload;
image.src = imageSources[i];
images.push(image);
}
}
function imageArrayTest(mode, done) {
const gpu = new GPU({
mode
});
const imageKernel = gpu.createKernel(function(images) {
const pixel = images[this.thread.z][this.thread.y][this.thread.x];
this.color(pixel[0], pixel[1], pixel[2], pixel[3]);
}, {
graphical: true,
output : [138, 91]
});
getImages(function(images) {
if (gpu.Kernel === WebGLKernel) {
assert.throws(function() {
// TODO: fallback to cpu? Probably not worth it.
imageKernel(images);
})
} else {
imageKernel(images);
assert.equal(true, true, 'does not throw');
}
gpu.destroy();
done();
});
}
(typeof Image !== 'undefined' ? test : skip)('image array auto', t => {
imageArrayTest(null, t.async());
});
(typeof Image !== 'undefined' ? test : skip)('image array gpu', t => {
imageArrayTest('gpu', t.async());
});
(GPU.isWebGLSupported ? test : skip)('image array webgl', t => {
imageArrayTest('webgl', t.async());
});
(GPU.isWebGL2Supported ? test : skip)('image array webgl2', t => {
imageArrayTest('webgl2', t.async());
});
(typeof Image !== 'undefined' ? test : skip)('image array cpu', t => {
imageArrayTest('cpu', t.async());
});