| Index: LayoutTests/compositing/draws-content/webgl-background-layer.html
|
| diff --git a/LayoutTests/compositing/draws-content/webgl-background-layer.html b/LayoutTests/compositing/draws-content/webgl-background-layer.html
|
| new file mode 100644
|
| index 0000000000000000000000000000000000000000..ac4eb90b5f12e060e01979577aae280ac7680a39
|
| --- /dev/null
|
| +++ b/LayoutTests/compositing/draws-content/webgl-background-layer.html
|
| @@ -0,0 +1,70 @@
|
| +<!DOCTYPE html>
|
| +<html>
|
| + <head>
|
| + <style type="text/css">
|
| + .container {
|
| + width: 60px;
|
| + height: 60px;
|
| + margin: 5px;
|
| + }
|
| + canvas {
|
| + background-color: green;
|
| + }
|
| + #canvas-simple {}
|
| + #canvas-padding { padding: 5px; }
|
| + #canvas-border { border: 5px solid; }
|
| + #canvas-image { background-image: url("../resources/simple_image.png"); }
|
| + </style>
|
| + <script>
|
| + if (window.testRunner) {
|
| + testRunner.overridePreference("WebKitWebGLEnabled", "1");
|
| + testRunner.dumpAsText();
|
| + }
|
| +
|
| + function drawCanvas(canvasID) {
|
| + var canvas = document.getElementById(canvasID);
|
| + var gl = canvas.getContext("experimental-webgl");
|
| + gl.clearColor(0, 0, 0, 0);
|
| + gl.clear(gl.COLOR_BUFFER_BIT | gl.DEPTH_BUFFER_BIT);
|
| + };
|
| +
|
| + function doTest() {
|
| + // Simple background can be direct-composited with content-layer.
|
| + // The container GraphicsLayer does not paint anything.
|
| + drawCanvas('canvas-simple');
|
| +
|
| + // Padding makes the background-box bigger than content-box.
|
| + // The container GraphicsLayer needs to paint background.
|
| + drawCanvas('canvas-padding');
|
| +
|
| + // Content layer cannot direct-composite any kind of box decoration.
|
| + // The container GraphicsLayer needs to paint box decorations.
|
| + drawCanvas('canvas-border');
|
| +
|
| + // Content layer cannot direct-composite background image.
|
| + // The container GraphicsLayer needs to paint background image.
|
| + drawCanvas('canvas-image');
|
| +
|
| + if (window.testRunner && window.internals)
|
| + document.getElementById('layer-tree').innerText = window.internals.layerTreeAsText(document);
|
| + };
|
| + window.addEventListener('load', doTest, false);
|
| + </script>
|
| + </head>
|
| +
|
| + <body>
|
| + <div class="container">
|
| + <canvas id="canvas-simple" width="50" height="50"></canvas>
|
| + </div>
|
| + <div class="container">
|
| + <canvas id="canvas-padding" width="50" height="50"></canvas>
|
| + </div>
|
| + <div class="container">
|
| + <canvas id="canvas-border" width="50" height="50"></canvas>
|
| + </div>
|
| + <div class="container">
|
| + <canvas id="canvas-image" width="50" height="50"></canvas>
|
| + </div>
|
| + <pre id="layer-tree"></pre>
|
| + </body>
|
| +</html>
|
|
|
Chromium Code Reviews
Issue 19543014:
Direct composite canvas background if possible. (Closed)
Base URL: svn://svn.chromium.org/blink/trunk