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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/textures/misc/copy-texture-image-same-texture.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/textures/misc/copy-texture-image-same-texture.html')
-rw-r--r-- | dom/canvas/test/webgl-conf/checkout/conformance2/textures/misc/copy-texture-image-same-texture.html | 144 |
1 files changed, 144 insertions, 0 deletions
diff --git a/dom/canvas/test/webgl-conf/checkout/conformance2/textures/misc/copy-texture-image-same-texture.html b/dom/canvas/test/webgl-conf/checkout/conformance2/textures/misc/copy-texture-image-same-texture.html new file mode 100644 index 0000000000..c247cabc48 --- /dev/null +++ b/dom/canvas/test/webgl-conf/checkout/conformance2/textures/misc/copy-texture-image-same-texture.html @@ -0,0 +1,144 @@ +<!-- +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 CopyTexImage from/to the same texture 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> +<canvas id="example" width="64" height="64"></canvas> +<div id="description"></div> +<div id="console"></div> +<script> +"use strict"; + +var wtu = WebGLTestUtils; +// https://bugs.chromium.org/p/chromium/issues/detail?id=797235 +description("This test verifies CopyTexImage2D works if source/destination images belong to the same texture"); +debug(""); + +var gl = wtu.create3DContext("example", undefined, 2); + +function enumToString(value) { + return wtu.glEnumToString(gl, value); +} + +function checkFramebuffer(expected) { + var actual = gl.checkFramebufferStatus(gl.FRAMEBUFFER); + if (expected.indexOf(actual) < 0) { + var msg = "checkFramebufferStatus expects ["; + for (var index = 0; index < expected.length; ++index) { + msg += wtu.glEnumToString(gl, expected[index]); + if (index + 1 < expected.length) + msg += ", "; + } + msg += "], was " + wtu.glEnumToString(gl, actual); + testFailed(msg); + } else { + var msg = "checkFramebufferStatus got " + wtu.glEnumToString(gl, actual) + + " as expected"; + testPassed(msg); + } +} + +function checkTextureLevelColor(texture, level, level_width, level_height, x, y, width, height, color) { + var fbo = gl.createFramebuffer(); + gl.bindFramebuffer(gl.FRAMEBUFFER, fbo); + var color_renderable_tex = gl.createTexture(); + gl.bindTexture(gl.TEXTURE_2D, color_renderable_tex); + gl.texImage2D(gl.TEXTURE_2D, 0, gl.RGBA8, level_width, level_height, 0, gl.RGBA, gl.UNSIGNED_BYTE, null); + gl.framebufferTexture2D(gl.FRAMEBUFFER, gl.COLOR_ATTACHMENT0, gl.TEXTURE_2D, color_renderable_tex, 0); + checkFramebuffer([gl.FRAMEBUFFER_COMPLETE]); + + var program = wtu.setupTexturedQuad(gl); + gl.bindTexture(gl.TEXTURE_2D, texture); + gl.texParameteri(gl.TEXTURE_2D, gl.TEXTURE_BASE_LEVEL, level); + gl.texParameteri(gl.TEXTURE_2D, gl.TEXTURE_MAX_LEVEL, level); + gl.texParameteri(gl.TEXTURE_2D, gl.TEXTURE_MIN_FILTER, gl.NEAREST); + gl.texParameteri(gl.TEXTURE_2D, gl.TEXTURE_MAG_FILTER, gl.NEAREST); + gl.texParameteri(gl.TEXTURE_2D, gl.TEXTURE_WRAP_S, gl.REPEAT); + gl.texParameteri(gl.TEXTURE_2D, gl.TEXTURE_WRAP_T, gl.REPEAT); + wtu.clearAndDrawUnitQuad(gl); + wtu.checkCanvasRect(gl, x, y, width, height, color); + + gl.deleteTexture(color_renderable_tex); + gl.deleteFramebuffer(fbo); + wtu.glErrorShouldBe(gl, gl.NO_ERROR, "Check texture level color should generate no GL errors."); +} + +function testChangeTargetTextureLevelSize() { + debug(""); + var fbo = gl.createFramebuffer(); + gl.bindFramebuffer(gl.FRAMEBUFFER, fbo); + + var texture = gl.createTexture(); + wtu.fillTexture(gl, texture, 64, 64, [255, 0, 0, 255], 0, gl.RGBA, gl.UNSIGNED_BYTE, gl.RGBA8); + gl.generateMipmap(gl.TEXTURE_2D); + gl.framebufferTexture2D(gl.FRAMEBUFFER, gl.COLOR_ATTACHMENT0, gl.TEXTURE_2D, texture, 1); + checkFramebuffer([gl.FRAMEBUFFER_COMPLETE]); + + // fbo source texture is |texture| level 1, 32x32. Target is |texture| level 2, 64x64. + // Only one quarter of the target 64x64 will come from the source. + // Implementations may insert internal commands before copying over 32x32 in order to + // initialize undefined three quarters to 0 as WebGL spec requires. This will actually create + // a 64x64 image at level 2 and make the fbo incomplete, thus, the copying will fail. + gl.copyTexImage2D(gl.TEXTURE_2D, 2, gl.RGBA8, 0, 0, 64, 64, 0); + wtu.glErrorShouldBe(gl, gl.NO_ERROR, "copyTexImage2D should succeed."); + checkFramebuffer([gl.FRAMEBUFFER_INCOMPLETE_ATTACHMENT]); + + checkTextureLevelColor(texture, 2, 64, 64, 0, 0, 32, 32, [255, 0, 0, 255]); + checkTextureLevelColor(texture, 2, 64, 64, 0, 32, 64, 32, [0, 0, 0, 0]); + checkTextureLevelColor(texture, 2, 64, 64, 32, 32, 32, 32, [0, 0, 0, 0]); + + gl.deleteFramebuffer(fbo); + gl.deleteTexture(texture); + wtu.glErrorShouldBe(gl, gl.NO_ERROR, "Test should generate no GL errors."); +} + +function testChangeTargetTextureLevelFormat() { + debug(""); + var fbo = gl.createFramebuffer(); + gl.bindFramebuffer(gl.FRAMEBUFFER, fbo); + + var texture = gl.createTexture(); + wtu.fillTexture(gl, texture, 64, 64, [255, 0, 0, 255], 0, gl.RGBA, gl.UNSIGNED_BYTE, gl.RGBA8); + gl.generateMipmap(gl.TEXTURE_2D); + gl.framebufferTexture2D(gl.FRAMEBUFFER, gl.COLOR_ATTACHMENT0, gl.TEXTURE_2D, texture, 1); + checkFramebuffer([gl.FRAMEBUFFER_COMPLETE]); + + // Using LUNIMANCE_ALPHA format may trigger implementations' emulation code path + // on desktop core profile GL, which might change level 2 image definition first + // and make the fbo incomplete, thus, the actual copying will fail. + gl.copyTexImage2D(gl.TEXTURE_2D, 2, gl.LUMINANCE_ALPHA, 0, 0, 16, 16, 0); + wtu.glErrorShouldBe(gl, gl.NO_ERROR, "copyTexImage2D should succeed."); + checkFramebuffer([gl.FRAMEBUFFER_INCOMPLETE_ATTACHMENT]); + + checkTextureLevelColor(texture, 2, 16, 16, 0, 0, 16, 16, [255, 255, 255, 255]); + + gl.deleteFramebuffer(fbo); + gl.deleteTexture(texture); + wtu.glErrorShouldBe(gl, gl.NO_ERROR, "Test should generate no GL errors."); +} + +if (!gl) { + testFailed("WebGL context does not exist"); +} else { + testPassed("WebGL context exists"); + testChangeTargetTextureLevelSize(); + testChangeTargetTextureLevelFormat(); +} + +var successfullyParsed = true; +</script> +<script src="../../../js/js-test-post.js"></script> + +</body> +</html> |