diff options
Diffstat (limited to '')
-rw-r--r-- | dom/canvas/test/webgl-conf/checkout/conformance/rendering/clear-after-copyTexImage2D.html | 64 |
1 files changed, 64 insertions, 0 deletions
diff --git a/dom/canvas/test/webgl-conf/checkout/conformance/rendering/clear-after-copyTexImage2D.html b/dom/canvas/test/webgl-conf/checkout/conformance/rendering/clear-after-copyTexImage2D.html new file mode 100644 index 0000000000..576b0cc6ce --- /dev/null +++ b/dom/canvas/test/webgl-conf/checkout/conformance/rendering/clear-after-copyTexImage2D.html @@ -0,0 +1,64 @@ +<!-- +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 clear after copyTexImage2D with a non-pure color</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="128" height="128"> </canvas> +<script> +"use strict"; +// This test verifies a Intel D3D driver bug. +var wtu = WebGLTestUtils; +var gl = wtu.create3DContext("canvas", {"antialias" : "true"}); + +function testClearAfterCopyTexImage2DWithoutPureOneOrZero(clearColor, expectedColor) +{ + gl.bindFramebuffer(gl.FRAMEBUFFER, null); + gl.clearColor(0, 0, 0, 1); + gl.clear(gl.COLOR_BUFFER_BIT); + + var width = 16; + var height = 16; + var texture = gl.createTexture(); + gl.bindTexture(gl.TEXTURE_2D, texture); + gl.copyTexImage2D(gl.TEXTURE_2D, 0, gl.RGBA, 0, 0, width, height, 0); + gl.clearColor(clearColor[0], clearColor[1], clearColor[2], clearColor[3]); + gl.clear(gl.COLOR_BUFFER_BIT); + + wtu.checkCanvasRect(gl, 0, 0, gl.drawingBufferWidth, gl.drawingBufferHeight, expectedColor); + + gl.bindTexture(gl.TEXTURE_2D, null); + gl.deleteTexture(texture); +} + +description("Test that if clear with a color that has non-0/1 RGB components after copyTexImage2D, the final render color should be consistent with the clear color."); + +for(var index = 0; index < 3; index++) +{ + var clearColor = [0, 0, 0, 1]; + var expectedColor = [0, 0, 0, 255]; + clearColor[index] = 0.8; + expectedColor[index] = 255 * clearColor[index]; + testClearAfterCopyTexImage2DWithoutPureOneOrZero(clearColor, expectedColor); +} + +debug(""); +var successfullyParsed = true; + +</script> +<script src="../../js/js-test-post.js"></script> + +</body> +</html> |