| <!DOCTYPE html> |
| <html> |
| <head> |
| <script src="./resources/webgl-test-utils-full.js"></script> |
| <script src="./resources/tex-image-and-sub-image-utils.js"></script> |
| <script src="./resources/tex-image-and-sub-image-image-bitmap-utils.js"></script> |
| <script src="../../resources/js-test.js"></script> |
| <script> |
| |
| window.jsTestIsAsync = true; |
| var worker = new Worker('./resources/imageBitmap-transferable.js'); |
| |
| var wtu = WebGLTestUtils; |
| var tiu = TexImageUtils; |
| var gl = null; |
| var internalFormat = "RGBA"; |
| var pixelFormat = "RGBA"; |
| var pixelType = "UNSIGNED_BYTE"; |
| var redColor = [255, 0, 0]; |
| var greenColor = [0, 255, 0]; |
| var blackColor = [0, 0, 0]; |
| var halfRed = [128, 0, 0]; |
| var halfGreen = [0, 128, 0]; |
| |
| var image = new Image(); |
| |
| function promiseRejected() |
| { |
| document.getElementById("results").innerHTML = "Promise <span style='color:red'>REJECTED</span>"; |
| } |
| |
| function pass() |
| { |
| document.getElementById("results").innerHTML = "Test <span style='color:green'>PASSED</span>"; |
| } |
| |
| function postToWorker(message, transferable) { |
| return new Promise((resolve, reject) => { |
| function onMessage(e) { |
| resolve(e.data); |
| worker.removeEventListener("message", onMessage); |
| } |
| worker.postMessage(message, transferable); |
| worker.addEventListener("message", onMessage); |
| }); |
| } |
| |
| function generateTest() |
| { |
| var bitmaps = []; |
| |
| var canvas = document.getElementById("example"); |
| gl = canvas.getContext("webgl"); |
| |
| gl.clearColor(0,0,0,1); |
| gl.clearDepth(1); |
| |
| // There is an existing layout test fast/canvas/canvas-ImageBitmap-transferable.html |
| // which tests the transferable logic for ImageBitmap with default options. |
| // To test ImageBitmap with non-default options such as premultiplyAlpha=none, |
| // we need to use WebGL for testing because normal 2D canvas cannot tell the difference |
| // between a premultiplied/unpremultiplied ImageBitmap. |
| createImageBitmap(image, {imageOrientation: "flipY", premultiplyAlpha: "none"}).then(function(imageBitmap) { |
| var replyPromise = postToWorker(imageBitmap, [imageBitmap]); |
| replyPromise.then(reply => { |
| var retVal = {testPassed: true, alpha: 0.5}; |
| var program = tiu.setupTexturedQuad(gl, internalFormat); |
| runOneIteration(false, gl.TEXTURE_2D, program, reply, true, false, retVal); |
| runOneIteration(true, gl.TEXTURE_2D, program, reply, true, false, retVal); |
| program = tiu.setupTexturedQuadWithCubeMap(gl, internalFormat); |
| runOneIteration(false, gl.TEXTURE_CUBE_MAP, program, reply, true, false, retVal); |
| runOneIteration(true, gl.TEXTURE_CUBE_MAP, program, reply, true, false, retVal); |
| if (retVal.testPassed) |
| pass(); |
| finishJSTest(); |
| }); |
| }, function() { |
| promiseRejected(); |
| finishJSTest(); |
| }); |
| } |
| |
| function init() |
| { |
| if (window.testRunner) { |
| testRunner.dumpAsText(); |
| } |
| image.onload = function() { |
| generateTest(); |
| } |
| image.src = "resources/red-green-semi-transparent.png"; |
| } |
| </script> |
| </head> |
| <body onload="init()"> |
| <canvas id="texcanvas" width="2" height="2"></canvas> |
| <canvas id="example" width="32" height="32"></canvas> |
| <div id="results">Test <span style="color:red">FAILED</span></div> |
| </body> |
| </html> |
