| <!DOCTYPE html> | |
| <html> | |
| <head> | |
| <meta charset="utf-8"> | |
| <title>WebGL EXT_float_blend 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/ext-float-blend.js"></script> | |
| </head> | |
| <body> | |
| <div id="description"></div> | |
| <div id="console"></div> | |
| <script> | |
| "use strict"; | |
| description("This test verifies the functionality of the EXT_float_blend extension, if it is available."); | |
| var wtu = WebGLTestUtils; | |
| var canvas = document.getElementById("canvas"); | |
| var gl = wtu.create3DContext(canvas); | |
| var ext = null; | |
| function extFloatBlendTests(version, config) { | |
| debug(""); | |
| debug("Testing float32 blending without EXT_float_blend"); | |
| testExtFloatBlend(config.internalFormat); | |
| testExtFloatBlendMRT(version, config.drawBuffers); | |
| testExtFloatBlendNonFloat32Type(version, config.oesTextureHalfFloat); | |
| const floatBlend = gl.getExtension("EXT_float_blend"); | |
| if (!floatBlend) { | |
| testPassed("EXT_float_blend is allowed to be missing."); | |
| return; | |
| } | |
| debug(""); | |
| debug("Testing that float32 blending is allowed with EXT_float_blend"); | |
| testExtFloatBlend(config.internalFormat); | |
| testExtFloatBlendMRT(version, config.drawBuffers); | |
| testExtFloatBlendNonFloat32Type(version, config.oesTextureHalfFloat); | |
| } | |
| (function(){ | |
| if (wtu.getDefault3DContextVersion() < 2) { | |
| const oesTextureFloat = gl.getExtension("OES_texture_float"); | |
| if (!oesTextureFloat) { | |
| testPassed("OES_texture_float is allowed to be missing."); | |
| return; | |
| } | |
| const colorBufferFloat = gl.getExtension("WEBGL_color_buffer_float"); | |
| if (!colorBufferFloat) { | |
| testPassed("WEBGL_color_buffer_float is allowed to be missing."); | |
| return; | |
| } | |
| const drawBuffers = gl.getExtension("WEBGL_draw_buffers"); | |
| if (!drawBuffers) { | |
| debug("WEBGL_draw_buffers is allowed to be missing. MRT tests will be skipped."); | |
| } | |
| const oesTextureHalfFloat = gl.getExtension("OES_texture_half_float"); | |
| const extColorBufferHalfFloat = gl.getExtension("EXT_color_buffer_half_float"); | |
| const testHalfFloat = !(!oesTextureHalfFloat || !extColorBufferHalfFloat); | |
| if (!testHalfFloat) { | |
| debug("OES_texture_half_float or EXT_color_buffer_half_float is allowed to be missing. NonFloat32Type tests will be skipped."); | |
| } | |
| const internalFormat = gl.RGBA; | |
| extFloatBlendTests(1, { | |
| internalFormat, drawBuffers, oesTextureHalfFloat | |
| }); | |
| } else { | |
| const colorBufferFloat = gl.getExtension("EXT_color_buffer_float"); | |
| if (!colorBufferFloat) { | |
| testPassed("EXT_color_buffer_float is allowed to be missing."); | |
| return; | |
| } | |
| const internalFormat = gl.RGBA32F; | |
| extFloatBlendTests(2, { | |
| internalFormat | |
| }); | |
| } | |
| })(); | |
| debug(""); | |
| var successfullyParsed = true; | |
| </script> | |
| <script src="../../js/js-test-post.js"></script> | |
| </body> | |
| </html> | |
| <!-- | |
| 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. | |
| --> |