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/*
Copyright (c) 2019 The Khronos Group Inc.
Use of this source code is governed by an MIT-style license that can be
found in the LICENSE.txt file.
*/
function generateTest(internalFormat, pixelFormat, pixelType, prologue, resourcePath, defaultContextVersion) {
var wtu = WebGLTestUtils;
var tiu = TexImageUtils;
var gl = null;
var successfullyParsed = false;
async function init()
{
description('Verify texImage2D and texSubImage2D code paths taking ImageBitmap created from a Blob (' + internalFormat + '/' + pixelFormat + '/' + pixelType + ')');
if(!window.createImageBitmap || !window.ImageBitmap) {
finishTest();
return;
}
// Set the default context version while still allowing the webglVersion URL query string to override it.
wtu.setDefault3DContextVersion(defaultContextVersion);
gl = wtu.create3DContext("example");
if (!prologue(gl)) {
finishTest();
return;
}
gl.clearColor(0,0,0,1);
gl.clearDepth(1);
debug('*** Running tests against red-green-semi-transparent.png ***');
let response = await fetch(resourcePath + "red-green-semi-transparent.png");
let blob = await response.blob();
await runImageBitmapTest(blob, 0.5, internalFormat, pixelFormat, pixelType, gl, tiu, wtu, false);
debug('*** Running tests against red-green-128x128-linear-profile.jpg ***');
response = await fetch(resourcePath + "red-green-128x128-linear-profile.jpg");
blob = await response.blob();
// This test requires a huge tolerance because browsers - at least currently - vary
// widely in the colorspace conversion results for this image.
let tolerance = 120;
await runImageBitmapTest(blob, 1.0, internalFormat, pixelFormat, pixelType, gl, tiu, wtu, false, tolerance);
finishTest();
}
return init;
}