| <!-- webkit-test-runner [ CanvasColorTypeEnabled=true ] --> |
| <style> |
| canvas { |
| border: 1px solid black; |
| } |
| </style> |
| <body> |
| <pre id="layers">Layer tree goes here in DRT</pre> |
| <canvas id="canvas1"></canvas> |
| <canvas id="canvas2"></canvas> |
| <div style="position: fixed; top: 192px;"> |
| <canvas id="canvas3"></canvas> |
| </div> |
| <div style="position: fixed; top: 192px; left: 315px"> |
| <canvas id="canvas4"></canvas> |
| </div> |
| <script> |
| if (window.testRunner) |
| testRunner.dumpAsText(); |
| |
| if (window.internals) |
| internals.setScreenContentsFormatsForTesting(["RGBA8", "RGBA16F"]); |
| |
| let canvas1 = document.getElementById("canvas1"); |
| let context1 = canvas1.getContext("2d", { colorType: "float16" }); |
| context1.fillStyle = "green"; |
| context1.fillRect(0, 0, 100, 100); |
| |
| let canvas2 = document.getElementById("canvas2"); |
| let context2 = canvas2.getContext("2d"); |
| context2.fillStyle = "green"; |
| context2.fillRect(0, 0, 100, 100); |
| |
| let canvas3 = document.getElementById("canvas3"); |
| let context3 = canvas3.getContext("2d", { colorType: "float16" }); |
| context3.fillStyle = "green"; |
| context3.fillRect(0, 0, 100, 100); |
| |
| let canvas4 = document.getElementById("canvas4"); |
| let context4 = canvas4.getContext("2d"); |
| context4.fillStyle = "green"; |
| context4.fillRect(0, 0, 100, 100); |
| |
| document.getElementById("layers").textContent = internals.layerTreeAsText(document); |
| </script> |
| </body> |
