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Move EXT_conservative_depth to draft; add tests
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145
sdk/tests/conformance2/extensions/ext-conservative-depth.html
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,145 @@ | ||
| <!-- | ||
| Copyright (c) 2023 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 EXT_conservative_depth 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> | ||
| </head> | ||
| <body> | ||
| <canvas width="32" height="32" id="c"></canvas> | ||
| <div id="description"></div> | ||
| <div id="console"></div> | ||
| <script> | ||
| "use strict"; | ||
| description("This test verifies the functionality of the EXT_conservative_depth extension, if it is available."); | ||
|
|
||
| debug(""); | ||
|
|
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| var wtu = WebGLTestUtils; | ||
| var gl = wtu.create3DContext("c", null, 2); | ||
| var ext; | ||
|
|
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| function runShaderTests(extensionEnabled) { | ||
| debug(""); | ||
| debug("Testing various shader compiles with extension " + (extensionEnabled ? "enabled" : "disabled")); | ||
|
|
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| const macro = `#version 300 es | ||
| precision mediump float; | ||
| out vec4 my_FragColor; | ||
| void main() { | ||
| #ifdef GL_EXT_conservative_depth | ||
| my_FragColor = vec4(1.0, 0.0, 0.0, 1.0); | ||
| #else | ||
| #error no GL_EXT_conservative_depth; | ||
| #endif | ||
| }`; | ||
|
|
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| const missingExtension = `#version 300 es | ||
| precision mediump float; | ||
| out vec4 my_FragColor; | ||
| layout (depth_any) out float gl_FragDepth; | ||
| void main() { | ||
| my_FragColor = vec4(1.0, 0.0, 0.0, 1.0); | ||
| gl_FragDepth = 1.0; | ||
| }`; | ||
|
|
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| const valid = `#version 300 es | ||
| #extension GL_EXT_conservative_depth : enable | ||
| precision mediump float; | ||
| out vec4 my_FragColor; | ||
| layout (depth_any) out float gl_FragDepth; | ||
| void main() { | ||
| my_FragColor = vec4(1.0, 0.0, 0.0, 1.0); | ||
| gl_FragDepth = 1.0; | ||
| }`; | ||
|
|
||
| const invalid = `#version 300 es | ||
| #extension GL_EXT_conservative_depth : enable | ||
| precision mediump float; | ||
| out vec4 my_FragColor; | ||
| layout (depth_unchanged) out float gl_FragDepth; | ||
| void main() { | ||
| my_FragColor = vec4(1.0, 0.0, 0.0, 1.0); | ||
| gl_FragDepth = 1.0; | ||
| }`; | ||
|
|
||
| // Always expect the shader missing the #extension pragma to fail (whether enabled or not) | ||
| if (wtu.setupProgram(gl, [wtu.simpleVertexShaderESSL300, missingExtension])) { | ||
| testFailed("Depth layout qualifier allowed without #extension pragma"); | ||
| } else { | ||
| testPassed("Depth layout qualifier disallowed without #extension pragma"); | ||
| } | ||
|
|
||
| // Expect the macro shader to succeed ONLY if enabled | ||
| if (wtu.setupProgram(gl, [wtu.simpleVertexShaderESSL300, macro])) { | ||
| if (extensionEnabled) { | ||
| testPassed("Macro defined in shaders when extension is enabled"); | ||
| } else { | ||
| testFailed("Macro defined in shaders when extension is disabled"); | ||
| } | ||
| } else { | ||
| if (extensionEnabled) { | ||
| testFailed("Macro not defined in shaders when extension is enabled"); | ||
| } else { | ||
| testPassed("Macro not defined in shaders when extension is disabled"); | ||
| } | ||
| } | ||
|
|
||
| // Try to compile a shader using a layout qualifier that should only succeed if enabled | ||
| if (wtu.setupProgram(gl, [wtu.simpleVertexShaderESSL300, valid])) { | ||
| if (extensionEnabled) { | ||
| testPassed("Depth layout qualifier compiled successfully when extension enabled"); | ||
| } else { | ||
| testFailed("Depth layout qualifier compiled successfully when extension disabled"); | ||
| } | ||
| } else { | ||
| if (extensionEnabled) { | ||
| testFailed("Depth layout qualifier failed to compile when extension enabled"); | ||
| } else { | ||
| testPassed("Depth layout qualifier failed to compile when extension disabled"); | ||
| } | ||
| } | ||
|
|
||
| // Try to compile a shader using a disallowed layout qualifier | ||
| if (wtu.setupProgram(gl, [wtu.simpleVertexShaderESSL300, invalid])) { | ||
| testFailed("Unsupported depth layout qualifier compiled successfully"); | ||
| } else { | ||
| testPassed("Unsupported depth layout qualifier failed to compile"); | ||
| } | ||
| } | ||
|
|
||
| function runTest() { | ||
| if (!gl) { | ||
| testFailed("WebGL context does not exist"); | ||
| return; | ||
| } | ||
| testPassed("WebGL context exists"); | ||
|
|
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| runShaderTests(false); | ||
|
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| ext = gl.getExtension("EXT_conservative_depth"); | ||
| wtu.runExtensionSupportedTest(gl, "EXT_conservative_depth", ext !== null); | ||
|
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| if (!ext) { | ||
| testPassed("No EXT_conservative_depth support -- this is legal"); | ||
| } else { | ||
| testPassed("Successfully enabled EXT_conservative_depth extension"); | ||
| runShaderTests(true); | ||
| } | ||
| } | ||
|
|
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| runTest(); | ||
|
|
||
| var successfullyParsed = true; | ||
| </script> | ||
| <script src="../../js/js-test-post.js"></script> | ||
| </body> | ||
| </html> |