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Diffstat (limited to 'dom/canvas/test/webgl-conf/checkout/conformance2/rendering/clear-func-buffer-type-match.html')
-rw-r--r-- | dom/canvas/test/webgl-conf/checkout/conformance2/rendering/clear-func-buffer-type-match.html | 145 |
1 files changed, 145 insertions, 0 deletions
diff --git a/dom/canvas/test/webgl-conf/checkout/conformance2/rendering/clear-func-buffer-type-match.html b/dom/canvas/test/webgl-conf/checkout/conformance2/rendering/clear-func-buffer-type-match.html new file mode 100644 index 0000000000..8054d74df2 --- /dev/null +++ b/dom/canvas/test/webgl-conf/checkout/conformance2/rendering/clear-func-buffer-type-match.html @@ -0,0 +1,145 @@ +<!-- +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>Test clear and clearBuffer functions have to match fbo's buffer format</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="console"></div> +<canvas id="canvas" width="20" height="20"> </canvas> +<script> +"use strict"; +description("This tests the WebGL2 specific constraint that clear or clearBuffer* functions have to be compatible with fbo's buffer format"); + +var setupRenderbuffer = function(attachment, format) { + var renderbuffer = gl.createRenderbuffer(); + gl.bindRenderbuffer(gl.RENDERBUFFER, renderbuffer); + gl.framebufferRenderbuffer(gl.FRAMEBUFFER, attachment, gl.RENDERBUFFER, renderbuffer); + gl.renderbufferStorage(gl.RENDERBUFFER, format, canvas.width, canvas.height); + return renderbuffer; +} + +var wtu = WebGLTestUtils; +var canvas = document.getElementById("canvas"); +var gl = wtu.create3DContext(canvas, undefined, 2); +if (!gl) { + testFailed("context does not exist"); +} else { + testPassed("context exists"); + + var fb = gl.createFramebuffer(); + gl.bindFramebuffer(gl.FRAMEBUFFER, fb); + + debug(""); + debug("Signed integer buffer"); + + var colorbuffer = setupRenderbuffer(gl.COLOR_ATTACHMENT0, gl.RGBA8); + var colorbuffer1 = setupRenderbuffer(gl.COLOR_ATTACHMENT1, gl.RGBA32I); + gl.drawBuffers([gl.COLOR_ATTACHMENT0, gl.COLOR_ATTACHMENT1]); + shouldBe('gl.checkFramebufferStatus(gl.FRAMEBUFFER)', 'gl.FRAMEBUFFER_COMPLETE'); + + gl.clear(gl.COLOR_BUFFER_BIT); + wtu.glErrorShouldBe(gl, gl.INVALID_OPERATION, "clear and INT buffer"); + + gl.clearBufferfv(gl.COLOR, 1, new Float32Array(4)); + wtu.glErrorShouldBe(gl, gl.INVALID_OPERATION, "clearBufferfv and INT buffer"); + + gl.clearBufferuiv(gl.COLOR, 1, new Uint32Array(4)); + wtu.glErrorShouldBe(gl, gl.INVALID_OPERATION, "clearBufferuiv and INT buffer"); + + debug("Set up draw buffer so INT buffer is set to NONE"); + gl.drawBuffers([gl.COLOR_ATTACHMENT0]); + gl.clear(gl.COLOR_BUFFER_BIT); + wtu.glErrorShouldBe(gl, gl.NO_ERROR, "clear and INT buffer is NONE"); + + gl.clearBufferfv(gl.COLOR, 1, new Float32Array(4)); + wtu.glErrorShouldBe(gl, gl.NO_ERROR, "clearBufferfv and INT buffer is NONE"); + + gl.clearBufferuiv(gl.COLOR, 0, new Uint32Array(4)); + wtu.glErrorShouldBe(gl, gl.INVALID_OPERATION, "clearBufferuiv and float buffer"); + + debug(""); + debug("Unsigned integer buffer"); + + colorbuffer = setupRenderbuffer(gl.COLOR_ATTACHMENT0, gl.RGBA32UI); + colorbuffer1 = setupRenderbuffer(gl.COLOR_ATTACHMENT1, gl.RGBA8); + gl.drawBuffers([gl.COLOR_ATTACHMENT0, gl.COLOR_ATTACHMENT1]); + shouldBe('gl.checkFramebufferStatus(gl.FRAMEBUFFER)', 'gl.FRAMEBUFFER_COMPLETE'); + + gl.clear(gl.COLOR_BUFFER_BIT); + wtu.glErrorShouldBe(gl, gl.INVALID_OPERATION, "clear and UINT buffer"); + + gl.clearBufferfv(gl.COLOR, 0, new Float32Array(4)); + wtu.glErrorShouldBe(gl, gl.INVALID_OPERATION, "clearBufferfv and UINT buffer"); + + gl.clearBufferiv(gl.COLOR, 0, new Int32Array(4)); + wtu.glErrorShouldBe(gl, gl.INVALID_OPERATION, "clearBufferiv and UINT buffer"); + + debug("Set up draw buffer so INT buffer is set to NONE"); + gl.drawBuffers([gl.NONE, gl.COLOR_ATTACHMENT1]); + gl.clear(gl.COLOR_BUFFER_BIT); + wtu.glErrorShouldBe(gl, gl.NO_ERROR, "clear and UINT buffer is NONE"); + + gl.clearBufferfv(gl.COLOR, 0, new Float32Array(4)); + wtu.glErrorShouldBe(gl, gl.NO_ERROR, "clearBufferfv and UINT buffer is NONE"); + + gl.clearBufferiv(gl.COLOR, 1, new Int32Array(4)); + wtu.glErrorShouldBe(gl, gl.INVALID_OPERATION, "clearBufferiv and float buffer"); + + debug(""); + debug("Float buffer"); + + colorbuffer = setupRenderbuffer(gl.COLOR_ATTACHMENT0, gl.RGBA8); + var numAttachments = 1; + var ext = gl.getExtension("EXT_color_buffer_float"); + var bufferType = "float buffer"; + if (ext) { + debug("EXT_color_buffer_float is available: testing RGBA8 + RGBA32F"); + colorbuffer1 = setupRenderbuffer(gl.COLOR_ATTACHMENT1, gl.RGBA32F); + ++numAttachments; + gl.drawBuffers([gl.COLOR_ATTACHMENT0, gl.COLOR_ATTACHMENT1]); + } else { + debug("EXT_color_buffer_float is unavailable: testing RGBA8"); + gl.drawBuffers([gl.COLOR_ATTACHMENT0]); + bufferType = "RGBA8 buffer"; + } + shouldBe('gl.checkFramebufferStatus(gl.FRAMEBUFFER)', 'gl.FRAMEBUFFER_COMPLETE'); + + gl.clear(gl.COLOR_BUFFER_BIT); + wtu.glErrorShouldBe(gl, gl.NO_ERROR, "clear and " + bufferType); + + for (var ii = 0; ii < numAttachments; ++ii) { + gl.clearBufferfv(gl.COLOR, ii, new Float32Array(4)); + wtu.glErrorShouldBe(gl, gl.NO_ERROR, "clearBufferfv and " + bufferType); + + gl.clearBufferiv(gl.COLOR, ii, new Int32Array(4)); + wtu.glErrorShouldBe(gl, gl.INVALID_OPERATION, "clearBufferiv and " + bufferType); + + gl.clearBufferuiv(gl.COLOR, ii, new Uint32Array(4)); + wtu.glErrorShouldBe(gl, gl.INVALID_OPERATION, "clearBufferuiv and " + bufferType); + } + + gl.deleteFramebuffer(fb); + gl.deleteRenderbuffer(colorbuffer); + gl.deleteRenderbuffer(colorbuffer1); +} + +debug(""); +wtu.glErrorShouldBe(gl, gl.NO_ERROR, "should be no error"); +var successfullyParsed = true; + +</script> +<script src="../../js/js-test-post.js"></script> + +</body> +</html> |