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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 19:33:14 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 19:33:14 +0000 |
commit | 36d22d82aa202bb199967e9512281e9a53db42c9 (patch) | |
tree | 105e8c98ddea1c1e4784a60a5a6410fa416be2de /dom/canvas/test/webgl-conf/checkout/conformance2/buffers/get-buffer-sub-data-validity.html | |
parent | Initial commit. (diff) | |
download | firefox-esr-36d22d82aa202bb199967e9512281e9a53db42c9.tar.xz firefox-esr-36d22d82aa202bb199967e9512281e9a53db42c9.zip |
Adding upstream version 115.7.0esr.upstream/115.7.0esrupstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'dom/canvas/test/webgl-conf/checkout/conformance2/buffers/get-buffer-sub-data-validity.html')
-rw-r--r-- | dom/canvas/test/webgl-conf/checkout/conformance2/buffers/get-buffer-sub-data-validity.html | 250 |
1 files changed, 250 insertions, 0 deletions
diff --git a/dom/canvas/test/webgl-conf/checkout/conformance2/buffers/get-buffer-sub-data-validity.html b/dom/canvas/test/webgl-conf/checkout/conformance2/buffers/get-buffer-sub-data-validity.html new file mode 100644 index 0000000000..06ce2ecb5a --- /dev/null +++ b/dom/canvas/test/webgl-conf/checkout/conformance2/buffers/get-buffer-sub-data-validity.html @@ -0,0 +1,250 @@ +<!-- +Copyright (c) 2019 The Khronos Group Inc. +Use of this source code is governed by an MIT-style license that can be +found in the LICENSE.txt file. +--> + +<!DOCTYPE html> +<html> +<head> +<meta charset="utf-8"> +<title>WebGL2 getBufferSubData validity tests</title> +<link rel="stylesheet" href="../../resources/js-test-style.css"/> +<script src="../../js/js-test-pre.js"></script> +<script src="../../js/webgl-test-utils.js"> </script> +</head> +<body> +<div id="description"></div> +<div id="console"></div> + +<script id="vshader" type="x-shader/x-vertex">#version 300 es +in uint in_data; +flat out uint out_data; +void main() { + out_data = in_data; +} +</script> +<script id="fshader" type="x-shader/x-fragment">#version 300 es +void main() {} +</script> + +<script> +"use strict"; +description("Test that getBufferSubData returns valid data in edge cases"); + +var wtu = WebGLTestUtils; + +var gl = wtu.create3DContext(undefined, undefined, 2); + +const srcData = new Uint8Array([ 1, 2, 3, 4, 5, 6, 7, 8 ]); +const noData = new Uint8Array(8); + +const srcBuffer = gl.createBuffer(); +gl.bindBuffer(gl.COPY_READ_BUFFER, srcBuffer); +gl.bufferData(gl.COPY_READ_BUFFER, srcData, gl.STATIC_DRAW); + +const badBuffer = gl.createBuffer(); +gl.bindBuffer(gl.ARRAY_BUFFER, badBuffer); +gl.bufferData(gl.ARRAY_BUFFER, 8, gl.STATIC_DRAW); + +let readbackBuffer; +function deleteReadbackBuffer() { + gl.deleteBuffer(readbackBuffer); +} +function recreateReadbackBuffer() { + readbackBuffer = gl.createBuffer(); + gl.bindBuffer(gl.COPY_WRITE_BUFFER, readbackBuffer); + gl.bufferData(gl.COPY_WRITE_BUFFER, 8, gl.STREAM_READ); +} +recreateReadbackBuffer(); + +const dest = new Uint8Array(8); + +// Makes a new "resolvable" Promise +function resolvable() { + let resolve; + const promise = new Promise(res => { resolve = res; }); + promise.resolve = resolve; + return promise; +} + +function wait() { + return new Promise(res => { + setTimeout(res, 0); + }); +} + +async function fence() { + const sync = gl.fenceSync(gl.SYNC_GPU_COMMANDS_COMPLETE, 0); + gl.flush(); + + let status; + do { + await wait(); + status = gl.clientWaitSync(sync, 0, 0); + } while (status != gl.ALREADY_SIGNALED && status != gl.CONDITION_SATISFIED); + gl.deleteSync(sync); +} + +function checkGetBufferSubData(err, data) { + dest.fill(0); + wtu.shouldGenerateGLError(gl, err, "gl.getBufferSubData(gl.COPY_WRITE_BUFFER, 0, dest)"); + if (!err) { + shouldBeTrue(`areArraysEqual(dest, ${data})`); + } +} + +const tfProgram = wtu.setupTransformFeedbackProgram(gl, ["vshader", "fshader"], + ["out_data"], gl.SEPARATE_ATTRIBS, + ["in_data"]); +wtu.glErrorShouldBe(gl, gl.NO_ERROR, "linking transform feedback shader should not set an error"); +shouldBeNonNull("tfProgram"); +const tf = gl.createTransformFeedback(); + +function copyBufferUsingTransformFeedback(src, dst) { + gl.enableVertexAttribArray(0); + gl.bindBuffer(gl.ARRAY_BUFFER, src); + gl.vertexAttribIPointer(0, 1, gl.UNSIGNED_INT, 0, 0); + + gl.bindTransformFeedback(gl.TRANSFORM_FEEDBACK, tf); + gl.bindBufferBase(gl.TRANSFORM_FEEDBACK_BUFFER, 0, dst); + + gl.drawBuffers([gl.NONE]); + + gl.enable(gl.RASTERIZER_DISCARD); + gl.beginTransformFeedback(gl.POINTS); + // treats the input and output data as two uint32s + gl.drawArrays(gl.POINTS, 0, 2); + gl.endTransformFeedback(); + gl.disable(gl.RASTERIZER_DISCARD); + + gl.bindBuffer(gl.ARRAY_BUFFER, badBuffer); + gl.bindBufferBase(gl.TRANSFORM_FEEDBACK_BUFFER, 0, null); + gl.bindTransformFeedback(gl.TRANSFORM_FEEDBACK, null); +} + +(async () => { + debug(""); + debug("write-read"); + gl.copyBufferSubData(gl.COPY_READ_BUFFER, gl.COPY_WRITE_BUFFER, 0, 0, 8); + checkGetBufferSubData(gl.NO_ERROR, "srcData"); + + debug(""); + debug("fence-wait-write-read"); + await fence(); + gl.copyBufferSubData(gl.COPY_READ_BUFFER, gl.COPY_WRITE_BUFFER, 0, 0, 8); + checkGetBufferSubData(gl.NO_ERROR, "srcData"); + + debug(""); + debug("write-read-fence-wait"); + gl.copyBufferSubData(gl.COPY_READ_BUFFER, gl.COPY_WRITE_BUFFER, 0, 0, 8); + checkGetBufferSubData(gl.NO_ERROR, "srcData"); + await fence(); + + debug(""); + debug("write-fence-fence-wait-read"); + gl.copyBufferSubData(gl.COPY_READ_BUFFER, gl.COPY_WRITE_BUFFER, 0, 0, 8); + fence(); // no await + await fence(); + checkGetBufferSubData(gl.NO_ERROR, "srcData"); + + debug(""); + debug("write-fence-wait-read"); + gl.copyBufferSubData(gl.COPY_READ_BUFFER, gl.COPY_WRITE_BUFFER, 0, 0, 8); + await fence(); + checkGetBufferSubData(gl.NO_ERROR, "srcData"); + + debug(""); + debug("write-fence-wait-write-read"); + gl.copyBufferSubData(gl.ARRAY_BUFFER, gl.COPY_WRITE_BUFFER, 0, 0, 8); + await fence(); + gl.copyBufferSubData(gl.COPY_READ_BUFFER, gl.COPY_WRITE_BUFFER, 0, 0, 8); + checkGetBufferSubData(gl.NO_ERROR, "srcData"); + + debug(""); + debug("write-fence-write-wait-read"); + gl.copyBufferSubData(gl.ARRAY_BUFFER, gl.COPY_WRITE_BUFFER, 0, 0, 8); + { + const p = fence(); + gl.copyBufferSubData(gl.COPY_READ_BUFFER, gl.COPY_WRITE_BUFFER, 0, 0, 8); + await p; + } + checkGetBufferSubData(gl.NO_ERROR, "srcData"); + + debug(""); + debug("write-fence-transformfeedback-wait-read"); + gl.copyBufferSubData(gl.ARRAY_BUFFER, gl.COPY_WRITE_BUFFER, 0, 0, 8); + { + const p = fence(); + gl.bindBuffer(gl.COPY_WRITE_BUFFER, null); + copyBufferUsingTransformFeedback(srcBuffer, readbackBuffer); + gl.bindBuffer(gl.COPY_WRITE_BUFFER, readbackBuffer); + await p; + } + checkGetBufferSubData(gl.NO_ERROR, "srcData"); + + debug(""); + debug("write-unbind-fence-wait-bind-read"); + gl.bindBuffer(gl.COPY_WRITE_BUFFER, null); + gl.bindBuffer(gl.ARRAY_BUFFER, readbackBuffer); + gl.copyBufferSubData(gl.COPY_READ_BUFFER, gl.ARRAY_BUFFER, 0, 0, 8); + gl.bindBuffer(gl.ARRAY_BUFFER, badBuffer); + await fence(); + gl.bindBuffer(gl.COPY_WRITE_BUFFER, readbackBuffer); + checkGetBufferSubData(gl.NO_ERROR, "srcData"); + + debug(""); + debug("write-fence-wait-delete-read"); + gl.copyBufferSubData(gl.ARRAY_BUFFER, gl.COPY_WRITE_BUFFER, 0, 0, 8); + await fence(); + deleteReadbackBuffer(); + checkGetBufferSubData(gl.INVALID_OPERATION, "noData"); + recreateReadbackBuffer(); + + debug(""); + debug("write-fence-delete-wait-read"); + gl.copyBufferSubData(gl.ARRAY_BUFFER, gl.COPY_WRITE_BUFFER, 0, 0, 8); + { + const p = fence(); + deleteReadbackBuffer(); + await p; + } + checkGetBufferSubData(gl.INVALID_OPERATION, "noData"); + recreateReadbackBuffer(); + + debug(""); + debug("write-fence-delete-wait-read"); + gl.copyBufferSubData(gl.ARRAY_BUFFER, gl.COPY_WRITE_BUFFER, 0, 0, 8); + deleteReadbackBuffer(); + await fence(); + checkGetBufferSubData(gl.INVALID_OPERATION, "noData"); + recreateReadbackBuffer(); + + // crbug.com/941930 + { + debug(""); + debug("write-delete-recreate-fence-wait-read"); + gl.copyBufferSubData(gl.COPY_READ_BUFFER, gl.COPY_WRITE_BUFFER, 0, 0, 8); + deleteReadbackBuffer(); + recreateReadbackBuffer(); + await fence(); + checkGetBufferSubData(gl.NO_ERROR, "noData"); + + debug(""); + debug("write-delete-fence-wait-read"); + gl.copyBufferSubData(gl.COPY_READ_BUFFER, gl.COPY_WRITE_BUFFER, 0, 0, 8); + { + const p = fence(); + deleteReadbackBuffer(); + await p; + } + wtu.glErrorShouldBe(gl, gl.NO_ERROR); + } + + finishTest(); +})(); + +var successfullyParsed = true; +</script> +</body> +</html> |