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| author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-28 14:29:10 +0000 |
|---|---|---|
| committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-28 14:29:10 +0000 |
| commit | 2aa4a82499d4becd2284cdb482213d541b8804dd (patch) | |
| tree | b80bf8bf13c3766139fbacc530efd0dd9d54394c /dom/webgpu/mochitest/test_buffer_mapping.html | |
| parent | Initial commit. (diff) | |
| download | firefox-upstream.tar.xz firefox-upstream.zip | |
Adding upstream version 86.0.1.upstream/86.0.1upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to '')
| -rw-r--r-- | dom/webgpu/mochitest/test_buffer_mapping.html | 39 |
1 files changed, 39 insertions, 0 deletions
diff --git a/dom/webgpu/mochitest/test_buffer_mapping.html b/dom/webgpu/mochitest/test_buffer_mapping.html new file mode 100644 index 0000000000..78e22470ee --- /dev/null +++ b/dom/webgpu/mochitest/test_buffer_mapping.html @@ -0,0 +1,39 @@ +<!DOCTYPE HTML> +<html> +<head> +<meta charset='utf-8'> +<script src="/tests/SimpleTest/SimpleTest.js"></script> +<link rel="stylesheet" href="/tests/SimpleTest/test.css"> +</head> +<body> +<script> + +ok(SpecialPowers.getBoolPref('dom.webgpu.enabled'), 'Pref should be enabled.'); + +const func = async function() { + const adapter = await navigator.gpu.requestAdapter(); + const device = await adapter.requestDevice(); + + const bufferRead = device.createBuffer({ size:4, usage: GPUBufferUsage.MAP_READ | GPUBufferUsage.COPY_DST }); + const bufferWrite = device.createBuffer({ size:4, usage: GPUBufferUsage.COPY_SRC, mappedAtCreation: true }); + (new Float32Array(bufferWrite.getMappedRange())).set([1.0]); + bufferWrite.unmap(); + + const encoder = device.createCommandEncoder(); + encoder.copyBufferToBuffer(bufferWrite, 0, bufferRead, 0, 4); + device.defaultQueue.submit([encoder.finish()]); + + await bufferRead.mapAsync(GPUMapMode.READ); + const data = bufferRead.getMappedRange(); + const value = (new Float32Array(data))[0]; + bufferRead.unmap(); + + ok(value == 1.0, 'value == 1.0'); +}; + +SimpleTest.waitForExplicitFinish(); +func().finally(() => SimpleTest.finish()); + +</script> +</body> +</html> |