Christopher Cameron
56d4675909
Automatic update from web-platform-tests ImageData: Add Float16Array WPT tests Also fix edge case behaviors detected by adding WPT tests. Bug: 42203953 Change-Id: Ic627d34e0c7c73c1bc481c15208f64c861df9008 Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/6372220 Reviewed-by: Aaron Krajeski <aaronhk@chromium.org> Commit-Queue: ccameron chromium <ccameron@chromium.org> Cr-Commit-Position: refs/heads/main@{#1443515} -- wpt-commits: 3b10af8f6d41839785e25250d1e0992875512773 wpt-pr: 51878
37 lines
1.4 KiB
HTML
37 lines
1.4 KiB
HTML
<!DOCTYPE html>
|
|
<!-- DO NOT EDIT! This test has been generated by /html/canvas/tools/gentest.py. -->
|
|
<meta charset="UTF-8">
|
|
<title>OffscreenCanvas test: 2d.imageData.createImageBitmap.srgb.rgba.float16</title>
|
|
<script src="/resources/testharness.js"></script>
|
|
<script src="/resources/testharnessreport.js"></script>
|
|
<script src="/html/canvas/resources/canvas-tests.js"></script>
|
|
|
|
<h1>2d.imageData.createImageBitmap.srgb.rgba.float16</h1>
|
|
<p class="desc">Verify round-trip of 16-bit float sRGB data ImageData through ImageBitmap</p>
|
|
|
|
|
|
<script>
|
|
promise_test(async t => {
|
|
|
|
var canvas = new OffscreenCanvas(100, 50);
|
|
var ctx = canvas.getContext('2d', {colorSpace: "srgb", colorType:"float16"});
|
|
|
|
const expectedColor = [ 1.0, 2.0, -1.0, 1.0 ];
|
|
var imageData = new ImageData(10, 10, {colorSpace:"srgb", pixelFormat:"rgba-float16"});
|
|
for (let y = 0; y < imageData.height; ++y) {
|
|
for (let x = 0; x < imageData.width; ++x) {
|
|
for (let c = 0; c < 4; ++c) {
|
|
imageData.data[4*(x + y*imageData.width) + c] = expectedColor[c];
|
|
}
|
|
}
|
|
}
|
|
var bitmap = await createImageBitmap(imageData);
|
|
ctx.drawImage(bitmap, 0, 0);
|
|
var pixel = ctx.getImageData(0, 0, 1, 1, {colorSpace:"srgb", pixelFormat:"rgba-float16"});
|
|
for (let c = 0; c < 4; ++c) {
|
|
assert_approx_equals(pixel.data[c], expectedColor[c], 0.01);
|
|
}
|
|
|
|
}, "Verify round-trip of 16-bit float sRGB data ImageData through ImageBitmap");
|
|
</script>
|