| Index: content/test/data/gpu/pixel_offscreenCanvas_webgl_commit_worker.html
|
| diff --git a/content/test/data/gpu/pixel_offscreenCanvas_webgl_commit_worker.html b/content/test/data/gpu/pixel_offscreenCanvas_webgl_commit_worker.html
|
| index 2af3576125e3730a6d81b72c04324963504518f1..292500ea9b39392e52a27e2ab9aa960d5fb866c0 100644
|
| --- a/content/test/data/gpu/pixel_offscreenCanvas_webgl_commit_worker.html
|
| +++ b/content/test/data/gpu/pixel_offscreenCanvas_webgl_commit_worker.html
|
| @@ -15,12 +15,54 @@ that the baseline images are regenerated on the next run.
|
| }
|
| </style>
|
| <script id="myWorker" type="text/worker">
|
| -self.onmessage = function(e) {
|
| - var transferredOffscreenCanvas = e.data;
|
| - var gl = transferredOffscreenCanvas.getContext("webgl");
|
| - gl.clearColor(1.0, 0.0, 0.0, 1.0);
|
| +function drawTriangle(canvas)
|
| +{
|
| + var gl = canvas.getContext("webgl");
|
| + gl.clearColor(0, 1, 0, 1);
|
| gl.clear(gl.COLOR_BUFFER_BIT);
|
| +
|
| + var prog = gl.createProgram();
|
| + var vs = gl.createShader(gl.VERTEX_SHADER);
|
| + gl.shaderSource(vs, ['attribute vec2 pos;',
|
| + 'void main() {',
|
| + ' gl_Position = vec4(pos, 0., 1.);',
|
| + '}'].join('\n'));
|
| + gl.compileShader(vs);
|
| + if (!gl.getShaderParameter(vs, gl.COMPILE_STATUS)) {
|
| + throw 'failed to compiled shader';
|
| + }
|
| + gl.attachShader(prog, vs);
|
| +
|
| + var fs = gl.createShader(gl.FRAGMENT_SHADER);
|
| + gl.shaderSource(fs, ['void main() {',
|
| + ' gl_FragColor = vec4(1.);',
|
| + '}'].join('\n'));
|
| + gl.compileShader(fs);
|
| + if (!gl.getShaderParameter(fs, gl.COMPILE_STATUS)) {
|
| + throw 'failed to compiled shader';
|
| + }
|
| + gl.attachShader(prog, fs);
|
| +
|
| + gl.linkProgram(prog);
|
| + if (!gl.getProgramParameter(prog, gl.LINK_STATUS)) {
|
| + throw "Could not link the shader program!";
|
| + }
|
| + gl.useProgram(prog);
|
| +
|
| + gl.bindBuffer(gl.ARRAY_BUFFER, gl.createBuffer());
|
| + gl.bufferData(gl.ARRAY_BUFFER, new Float32Array([-.5,0, 0,.5, .5,0]), gl.STATIC_DRAW);
|
| + var attr = gl.getAttribLocation(prog, 'pos');
|
| + gl.enableVertexAttribArray(attr);
|
| + gl.vertexAttribPointer(attr, 2, gl.FLOAT, false, 0, 0);
|
| +
|
| + gl.drawArrays(gl.TRIANGLE_STRIP, 0, 3);
|
| +
|
| gl.commit();
|
| +}
|
| +
|
| +self.onmessage = function(e) {
|
| + var transferredOffscreenCanvas = e.data;
|
| + drawTriangle(transferredOffscreenCanvas);
|
| self.postMessage("");
|
| };
|
| </script>
|
| @@ -62,10 +104,10 @@ function waitForFinish()
|
| </script>
|
| </head>
|
| <body onload="main()">
|
| -<div style="position:relative; width:200px; height:200px; background-color:white">
|
| +<div style="position:relative; width:300px; height:300px; background-color:white">
|
| </div>
|
| <div id="container" style="position:absolute; top:0px; left:0px">
|
| -<canvas id="c" width="200" height="200" class="nomargin"></canvas>
|
| +<canvas id="c" width="300" height="300" class="nomargin"></canvas>
|
| </div>
|
| </body>
|
| </html>
|
|
|
Chromium Code Reviews
Issue 2417773003:
Fix content upside down when call OffscreenCanvas's commit (Closed)
