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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/extensions/ovr_multiview2_transform_feedback.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/extensions/ovr_multiview2_transform_feedback.html')
-rw-r--r-- | dom/canvas/test/webgl-conf/checkout/conformance2/extensions/ovr_multiview2_transform_feedback.html | 125 |
1 files changed, 125 insertions, 0 deletions
diff --git a/dom/canvas/test/webgl-conf/checkout/conformance2/extensions/ovr_multiview2_transform_feedback.html b/dom/canvas/test/webgl-conf/checkout/conformance2/extensions/ovr_multiview2_transform_feedback.html new file mode 100644 index 0000000000..297dd43f1f --- /dev/null +++ b/dom/canvas/test/webgl-conf/checkout/conformance2/extensions/ovr_multiview2_transform_feedback.html @@ -0,0 +1,125 @@ +<!-- +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>WebGL OVR_multiview2 Conformance 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> +<script src="../../js/tests/ovr_multiview2_util.js"></script> +</head> +<body> +<div id="description"></div> +<div id="console"></div> +<script> +"use strict"; + +let wtu = WebGLTestUtils; +let gl = wtu.create3DContext(null, null, 2); +let ext = null; +let queryExt = null; + +function runTransformFeedbackTest() +{ + debug(""); + debug("Testing transform feedback combined with multiview rendering"); + + let width = 64; + let height = 64; + + let views = gl.getParameter(ext.MAX_VIEWS_OVR); + + let multiviewShaders = [ + getMultiviewVaryingVertexShader(views), + getMultiviewVaryingFragmentShader() + ]; + let testProgram = wtu.setupTransformFeedbackProgram(gl, multiviewShaders, ['testVarying'], gl.SEPARATE_ATTRIBS, ['a_position'], [0], true); + if (!testProgram) { + testFailed("Compilation with extension enabled failed."); + return; + } + + let fb = gl.createFramebuffer(); + gl.bindFramebuffer(gl.FRAMEBUFFER, fb); + let colorTex = createTextureWithNearestFiltering(gl.TEXTURE_2D_ARRAY); + gl.texStorage3D(gl.TEXTURE_2D_ARRAY, 1, gl.RGBA8, width, height, views); + ext.framebufferTextureMultiviewOVR(gl.FRAMEBUFFER, gl.COLOR_ATTACHMENT0, colorTex, 0, 0, views); + + let xfb = gl.createTransformFeedback(); + gl.bindTransformFeedback(gl.TRANSFORM_FEEDBACK, xfb); + + let xfbBuffer = gl.createBuffer(); + gl.bindBufferBase(gl.TRANSFORM_FEEDBACK_BUFFER, 0, xfbBuffer); + gl.bufferData(gl.TRANSFORM_FEEDBACK_BUFFER, 128, gl.DYNAMIC_DRAW); + + gl.viewport(0, 0, width, height); + wtu.glErrorShouldBe(gl, gl.NO_ERROR, "should be no errors from setup"); + + gl.beginTransformFeedback(gl.TRIANGLES); + wtu.drawUnitQuad(gl); + wtu.glErrorShouldBe(gl, gl.INVALID_OPERATION, "rendering to a multiview framebuffer with more than one view when there's an active transform feedback should result in invalid operation"); + + gl.pauseTransformFeedback(); + wtu.drawUnitQuad(gl); + wtu.glErrorShouldBe(gl, gl.NO_ERROR, "should be no errors from draw when rendering to a multiview framebuffer with more than one view when there's an active paused transform feedback"); + + let readFb = gl.createFramebuffer(); + gl.bindFramebuffer(gl.READ_FRAMEBUFFER, readFb); + for (let viewIndex = 0; viewIndex < views; ++viewIndex) { + gl.framebufferTextureLayer(gl.READ_FRAMEBUFFER, gl.COLOR_ATTACHMENT0, colorTex, 0, viewIndex); + let expectedColor = getExpectedColor(viewIndex); + wtu.checkCanvasRect(gl, 0, 0, width, height, expectedColor, 'view ' + viewIndex + ' should be colored ' + expectedColor); + } + + gl.bindTransformFeedback(gl.TRANSFORM_FEEDBACK, null); + + wtu.drawUnitQuad(gl); + wtu.glErrorShouldBe(gl, gl.NO_ERROR, "should be no errors from draw when transform feedback is unbound"); + + gl.bindFramebuffer(gl.READ_FRAMEBUFFER, readFb); + for (let viewIndex = 0; viewIndex < views; ++viewIndex) { + gl.framebufferTextureLayer(gl.READ_FRAMEBUFFER, gl.COLOR_ATTACHMENT0, colorTex, 0, viewIndex); + let expectedColor = getExpectedColor(viewIndex); + wtu.checkCanvasRect(gl, 0, 0, width, height, expectedColor, 'view ' + viewIndex + ' should be colored ' + expectedColor); + } + + gl.bindTransformFeedback(gl.TRANSFORM_FEEDBACK, xfb); + gl.endTransformFeedback(); + gl.bindTransformFeedback(gl.TRANSFORM_FEEDBACK, null); + wtu.glErrorShouldBe(gl, gl.NO_ERROR, "should be no errors from ending transform feedback"); +} + +description("This test verifies interaction between transform feedback and the OVR_multiview2 extension, if it is available."); + +debug(""); + +if (!gl) { + testFailed("WebGL context does not exist"); +} else { + testPassed("WebGL context exists"); + + if (!gl.getExtension("OVR_multiview2")) { + testPassed("No OVR_multiview2 support -- this is legal"); + } else { + testPassed("Successfully enabled OVR_multiview2 extension"); + ext = gl.getExtension('OVR_multiview2'); + + wtu.setupUnitQuad(gl, 0, 1); + + runTransformFeedbackTest(); + } +} + +debug(""); +var successfullyParsed = true; +</script> +<script src="../../js/js-test-post.js"></script> + +</body> +</html> |