diff options
author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 19:33:14 +0000 |
---|---|---|
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/conformance/context/deleted-object-behavior.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/conformance/context/deleted-object-behavior.html')
-rw-r--r-- | dom/canvas/test/webgl-conf/checkout/conformance/context/deleted-object-behavior.html | 237 |
1 files changed, 237 insertions, 0 deletions
diff --git a/dom/canvas/test/webgl-conf/checkout/conformance/context/deleted-object-behavior.html b/dom/canvas/test/webgl-conf/checkout/conformance/context/deleted-object-behavior.html new file mode 100644 index 0000000000..525f399678 --- /dev/null +++ b/dom/canvas/test/webgl-conf/checkout/conformance/context/deleted-object-behavior.html @@ -0,0 +1,237 @@ +<!-- +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>Deleted Object Behavior</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="canvases"> +<canvas id="canvas1"> +</div> +<div id="console"></div> + +<script> +"use strict"; +description("Verifies behavior of deleted objects"); + +const wtu = WebGLTestUtils; +const canvas1 = document.getElementById("canvas1"); +const sz = 64; +canvas1.width = sz; +canvas1.height = sz; +const gl = wtu.create3DContext("canvas1"); +let tex, rb; // for shouldBe + +function testBoundFBOTexture() { + debug("Verifies that a texture attached to a bound framebuffer and then deleted is automatically detached"); + + let fb = gl.createFramebuffer(); + gl.bindFramebuffer(gl.FRAMEBUFFER, fb); + tex = gl.createTexture(); + gl.bindTexture(gl.TEXTURE_2D, tex); + gl.texImage2D(gl.TEXTURE_2D, 0, gl.RGBA, sz, sz, 0, gl.RGBA, gl.UNSIGNED_BYTE, null); + gl.framebufferTexture2D(gl.FRAMEBUFFER, gl.COLOR_ATTACHMENT0, gl.TEXTURE_2D, tex, 0); + wtu.glErrorShouldBe(gl, gl.NO_ERROR, "should be no errors during framebuffer setup"); + // The WebGL 1.0 spec guarantees that this combination of attachments results + // in a complete framebuffer. + shouldBe("gl.checkFramebufferStatus(gl.FRAMEBUFFER)", "gl.FRAMEBUFFER_COMPLETE", + "Framebuffer should be complete after setup"); + debug("Texture should still be bound to the context"); + shouldBe("gl.getParameter(gl.TEXTURE_BINDING_2D)", "tex"); + // Delete the texture. + gl.deleteTexture(tex); + debug("Texture should have been unbound from the context"); + shouldBeNull("gl.getParameter(gl.TEXTURE_BINDING_2D)"); + debug("Framebuffer should report that the texture was detached"); + shouldBe("gl.getFramebufferAttachmentParameter(gl.FRAMEBUFFER, gl.COLOR_ATTACHMENT0, gl.FRAMEBUFFER_ATTACHMENT_OBJECT_TYPE)", "gl.NONE"); + debug("Framebuffer should be incomplete after texture was deleted"); + shouldNotBe("gl.checkFramebufferStatus(gl.FRAMEBUFFER)", "gl.FRAMEBUFFER_COMPLETE"); + debug("Texture should not report that it's still a texture after deletion"); + shouldBe("gl.isTexture(tex)", "false"); + // Framebuffer should not function. + gl.clearColor(0.0, 1.0, 0.0, 1.0); + gl.clear(gl.COLOR_BUFFER_BIT); + wtu.glErrorShouldBe(gl, gl.INVALID_FRAMEBUFFER_OPERATION, "Framebuffer should not work after deleting its only attachment"); + // Default framebuffer shouldn't have been touched. + gl.bindFramebuffer(gl.FRAMEBUFFER, null); + wtu.checkCanvasRect(gl, 0, 0, sz, sz, [0, 0, 0, 0], "default framebuffer should be transparent black"); + wtu.glErrorShouldBe(gl, gl.NO_ERROR, "should be no errors after verifying default framebuffer's contents"); + // Attempt to bind deleted texture should fail. + gl.bindTexture(gl.TEXTURE_2D, tex); + wtu.glErrorShouldBe(gl, gl.INVALID_OPERATION, "from binding deleted texture"); + debug(""); + gl.deleteFramebuffer(fb); +} + +function testUnboundFBOTexture() { + debug("Verifies that a texture attached to an unbound framebuffer and then deleted remains usable until detached"); + + let fb = gl.createFramebuffer(); + gl.bindFramebuffer(gl.FRAMEBUFFER, fb); + tex = gl.createTexture(); + gl.bindTexture(gl.TEXTURE_2D, tex); + gl.texImage2D(gl.TEXTURE_2D, 0, gl.RGBA, sz, sz, 0, gl.RGBA, gl.UNSIGNED_BYTE, null); + gl.framebufferTexture2D(gl.FRAMEBUFFER, gl.COLOR_ATTACHMENT0, gl.TEXTURE_2D, tex, 0); + wtu.glErrorShouldBe(gl, gl.NO_ERROR, "should be no errors during framebuffer setup"); + // The WebGL 1.0 spec guarantees that this combination of attachments results + // in a complete framebuffer. + shouldBe("gl.checkFramebufferStatus(gl.FRAMEBUFFER)", "gl.FRAMEBUFFER_COMPLETE", + "Framebuffer should be complete after setup"); + // Unbind the framebuffer from the context so that deleting the texture + // doesn't automatically unbind it from the framebuffer. + gl.bindFramebuffer(gl.FRAMEBUFFER, null); + debug("Texture should still be bound to the context"); + shouldBe("gl.getParameter(gl.TEXTURE_BINDING_2D)", "tex"); + // Delete the texture. + gl.deleteTexture(tex); + debug("Texture should have been unbound from the context"); + shouldBeNull("gl.getParameter(gl.TEXTURE_BINDING_2D)"); + // Framebuffer should still be complete. + gl.bindFramebuffer(gl.FRAMEBUFFER, fb); + debug("Framebuffer should still be complete after texture was deleted"); + shouldBe("gl.checkFramebufferStatus(gl.FRAMEBUFFER)", "gl.FRAMEBUFFER_COMPLETE"); + debug("Framebuffer should report that the texture is still attached"); + shouldBe("gl.getFramebufferAttachmentParameter(gl.FRAMEBUFFER, gl.COLOR_ATTACHMENT0, gl.FRAMEBUFFER_ATTACHMENT_OBJECT_NAME)", "tex"); + debug("Texture should not report that it's still a texture after deletion"); + shouldBe("gl.isTexture(tex)", "false"); + // Framebuffer should still function. + gl.clearColor(0.0, 1.0, 0.0, 1.0); + gl.clear(gl.COLOR_BUFFER_BIT); + wtu.checkCanvasRect(gl, 0, 0, sz, sz, [0, 255, 0, 255], "framebuffer should be green"); + // Deleting texture a second time should not unbind it from the framebuffer. + gl.deleteTexture(tex); + wtu.glErrorShouldBe(gl, gl.NO_ERROR, "deleting an object twice is not an error"); + debug("Framebuffer should still report that the texture is attached"); + shouldBe("gl.getFramebufferAttachmentParameter(gl.FRAMEBUFFER, gl.COLOR_ATTACHMENT0, gl.FRAMEBUFFER_ATTACHMENT_OBJECT_NAME)", "tex"); + // Default framebuffer shouldn't have been touched. + gl.bindFramebuffer(gl.FRAMEBUFFER, null); + wtu.checkCanvasRect(gl, 0, 0, sz, sz, [0, 0, 0, 0], "default framebuffer should be transparent black"); + wtu.glErrorShouldBe(gl, gl.NO_ERROR, "should be no errors after verifying framebuffers' contents"); + // Attempt to bind deleted texture should fail. + gl.bindTexture(gl.TEXTURE_2D, tex); + wtu.glErrorShouldBe(gl, gl.INVALID_OPERATION, "from binding deleted texture"); + debug(""); + gl.deleteFramebuffer(fb); +} + +function testBoundFBORenderbuffer() { + debug("Verifies that a renderbuffer attached to a bound framebuffer and then deleted is automatically detached"); + + let fb = gl.createFramebuffer(); + gl.bindFramebuffer(gl.FRAMEBUFFER, fb); + rb = gl.createRenderbuffer(); + gl.bindRenderbuffer(gl.RENDERBUFFER, rb); + gl.renderbufferStorage(gl.RENDERBUFFER, gl.RGBA4, sz, sz) + gl.framebufferRenderbuffer(gl.FRAMEBUFFER, gl.COLOR_ATTACHMENT0, gl.RENDERBUFFER, rb); + wtu.glErrorShouldBe(gl, gl.NO_ERROR, "should be no errors during framebuffer setup"); + // The WebGL 1.0 spec doesn't guarantee that this framebuffer configuration + // will be complete. + if (gl.checkFramebufferStatus(gl.FRAMEBUFFER) != gl.FRAMEBUFFER_COMPLETE) { + debug("Framebuffer with GL_RGBA4 renderbuffer was incomplete; skipping test"); + return; + } + debug("Renderbuffer should still be bound to the context"); + shouldBe("gl.getParameter(gl.RENDERBUFFER_BINDING)", "rb"); + // Delete the renderbuffer. + gl.deleteRenderbuffer(rb); + debug("Renderbuffer should have been unbound from the context"); + shouldBeNull("gl.getParameter(gl.RENDERBUFFER_BINDING)"); + debug("Framebuffer should report that the texture was detached"); + shouldBe("gl.getFramebufferAttachmentParameter(gl.FRAMEBUFFER, gl.COLOR_ATTACHMENT0, gl.FRAMEBUFFER_ATTACHMENT_OBJECT_TYPE)", "gl.NONE"); + debug("Framebuffer should be incomplete after renderbuffer was deleted"); + shouldNotBe("gl.checkFramebufferStatus(gl.FRAMEBUFFER)", "gl.FRAMEBUFFER_COMPLETE"); + debug("Renderbuffer should not report that it's still a renderbuffer after deletion"); + shouldBe("gl.isRenderbuffer(rb)", "false"); + // Framebuffer should not function. + gl.clearColor(0.0, 1.0, 0.0, 1.0); + gl.clear(gl.COLOR_BUFFER_BIT); + wtu.glErrorShouldBe(gl, gl.INVALID_FRAMEBUFFER_OPERATION, "Framebuffer should not work after deleting its only attachment"); + // Default framebuffer shouldn't have been touched. + gl.bindFramebuffer(gl.FRAMEBUFFER, null); + wtu.checkCanvasRect(gl, 0, 0, sz, sz, [0, 0, 0, 0], "default framebuffer should be transparent black"); + wtu.glErrorShouldBe(gl, gl.NO_ERROR, "should be no errors after verifying framebuffers' contents"); + // Attempt to bind deleted renderbuffer should fail. + gl.bindRenderbuffer(gl.RENDERBUFFER, rb); + wtu.glErrorShouldBe(gl, gl.INVALID_OPERATION, "from binding deleted renderbuffer"); + debug(""); + gl.deleteFramebuffer(fb); +} + +function testUnboundFBORenderbuffer() { + debug("Verifies that a renderbuffer attached to an unbound framebuffer and then deleted remains usable until detached"); + + let fb = gl.createFramebuffer(); + gl.bindFramebuffer(gl.FRAMEBUFFER, fb); + rb = gl.createRenderbuffer(); + gl.bindRenderbuffer(gl.RENDERBUFFER, rb); + gl.renderbufferStorage(gl.RENDERBUFFER, gl.RGBA4, sz, sz) + gl.framebufferRenderbuffer(gl.FRAMEBUFFER, gl.COLOR_ATTACHMENT0, gl.RENDERBUFFER, rb); + wtu.glErrorShouldBe(gl, gl.NO_ERROR, "should be no errors during framebuffer setup"); + // The WebGL 1.0 spec doesn't guarantee that this framebuffer configuration + // will be complete. + if (gl.checkFramebufferStatus(gl.FRAMEBUFFER) != gl.FRAMEBUFFER_COMPLETE) { + debug("Framebuffer with GL_RGBA4 renderbuffer was incomplete; skipping test"); + return; + } + // Unbind the framebuffer from the context so that deleting the renderbuffer + // doesn't automatically unbind it from the framebuffer. + gl.bindFramebuffer(gl.FRAMEBUFFER, null); + debug("Renderbuffer should still be bound to the context"); + shouldBe("gl.getParameter(gl.RENDERBUFFER_BINDING)", "rb"); + // Delete the renderbuffer. + gl.deleteRenderbuffer(rb); + debug("Renderbuffer should have been unbound from the context"); + shouldBeNull("gl.getParameter(gl.RENDERBUFFER_BINDING)"); + // Framebuffer should still be complete. + gl.bindFramebuffer(gl.FRAMEBUFFER, fb); + debug("Framebuffer should still be complete after renderbuffer was deleted"); + shouldBe("gl.checkFramebufferStatus(gl.FRAMEBUFFER)", "gl.FRAMEBUFFER_COMPLETE"); + debug("Framebuffer should report that the renderbuffer is still attached"); + shouldBe("gl.getFramebufferAttachmentParameter(gl.FRAMEBUFFER, gl.COLOR_ATTACHMENT0, gl.FRAMEBUFFER_ATTACHMENT_OBJECT_NAME)", "rb"); + debug("Renderbuffer should not report that it's still a renderbuffer after deletion"); + shouldBe("gl.isRenderbuffer(rb)", "false"); + // Framebuffer should still function. + gl.clearColor(0.0, 1.0, 0.0, 1.0); + gl.clear(gl.COLOR_BUFFER_BIT); + // Use a high tolerance to accommodate low bit depth precision. + wtu.checkCanvasRect(gl, 0, 0, sz, sz, [0, 255, 0, 255], "framebuffer should be green", 20); + // Deleting renderbuffer a second time should not unbind it from the framebuffer. + gl.deleteRenderbuffer(rb); + wtu.glErrorShouldBe(gl, gl.NO_ERROR, "deleting an object twice is not an error"); + debug("Framebuffer should still report that the renderbuffer is attached"); + shouldBe("gl.getFramebufferAttachmentParameter(gl.FRAMEBUFFER, gl.COLOR_ATTACHMENT0, gl.FRAMEBUFFER_ATTACHMENT_OBJECT_NAME)", "rb"); + // Default framebuffer shouldn't have been touched. + gl.bindFramebuffer(gl.FRAMEBUFFER, null); + wtu.checkCanvasRect(gl, 0, 0, sz, sz, [0, 0, 0, 0], "default framebuffer should be transparent black"); + wtu.glErrorShouldBe(gl, gl.NO_ERROR, "should be no errors after verifying framebuffers' contents"); + // Attempt to bind deleted renderbuffer should fail. + gl.bindRenderbuffer(gl.RENDERBUFFER, rb); + wtu.glErrorShouldBe(gl, gl.INVALID_OPERATION, "from binding deleted renderbuffer"); + debug(""); + gl.deleteFramebuffer(fb); +} + +function runTests() { + testBoundFBOTexture(); + testUnboundFBOTexture(); + testBoundFBORenderbuffer(); + testUnboundFBORenderbuffer(); + finishTest(); +} + +requestAnimationFrame(runTests); + +var successfullyParsed = true; +</script> +</body> +</html> |