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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 19:33:14 +0000 |
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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/extensions/oes-fbo-render-mipmap.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/extensions/oes-fbo-render-mipmap.html')
-rw-r--r-- | dom/canvas/test/webgl-conf/checkout/conformance/extensions/oes-fbo-render-mipmap.html | 92 |
1 files changed, 92 insertions, 0 deletions
diff --git a/dom/canvas/test/webgl-conf/checkout/conformance/extensions/oes-fbo-render-mipmap.html b/dom/canvas/test/webgl-conf/checkout/conformance/extensions/oes-fbo-render-mipmap.html new file mode 100644 index 0000000000..b560a4c89a --- /dev/null +++ b/dom/canvas/test/webgl-conf/checkout/conformance/extensions/oes-fbo-render-mipmap.html @@ -0,0 +1,92 @@ +<!DOCTYPE html>
+<html>
+<head>
+<meta charset="utf-8">
+<title>WebGL OES_fbo_render_mipmap 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 id="canvas" width="128" height="128"></canvas>
+<div id="description"></div>
+<div id="console"></div>
+<script>
+"use strict";
+description("This test verifies the functionality of the OES_fbo_render_mipmap extension, if it is available.");
+
+var wtu = WebGLTestUtils;
+var canvas = document.getElementById("canvas");
+var gl = wtu.create3DContext(canvas);
+var ext = null;
+
+(function(){
+
+ const oesFboRenderMipmap = gl.getExtension("OES_fbo_render_mipmap");
+ if (!oesFboRenderMipmap) {
+ testPassed("OES_fbo_render_mipmap is allowed to be missing.");
+ return;
+ }
+
+ let texture = gl.createTexture();
+ gl.bindTexture(gl.TEXTURE_2D, texture);
+ gl.texParameteri(gl.TEXTURE_2D, gl.TEXTURE_MAG_FILTER, gl.NEAREST);
+ gl.texParameteri(gl.TEXTURE_2D, gl.TEXTURE_MIN_FILTER, gl.NEAREST_MIPMAP_NEAREST);
+
+ let colors = [
+ [255, 0, 0, 255],
+ [255, 127, 0, 255],
+ [255, 255, 0, 255],
+ [0, 255, 0, 255],
+ [0, 255, 255, 255],
+ [0, 127, 255, 255],
+ [0, 0, 255, 255],
+ [255, 0, 255, 255],
+ ];
+
+ let fbos = [];
+ let maxLevel = 7;
+ for (let level = 0; level <= maxLevel; level++) {
+ let size = Math.pow(2, maxLevel - level);
+ gl.texImage2D(gl.TEXTURE_2D, level, gl.RGBA, size, size, 0, gl.RGBA, gl.UNSIGNED_BYTE, null);
+ let fbo = gl.createFramebuffer();
+ gl.bindFramebuffer(gl.FRAMEBUFFER, fbo);
+ gl.framebufferTexture2D(gl.FRAMEBUFFER, gl.COLOR_ATTACHMENT0, gl.TEXTURE_2D, texture, level);
+ fbos.push(fbo);
+
+ wtu.glErrorShouldBe(gl, gl.NO_ERROR, "Any level of a texture can be attached to a framebuffer object.");
+ }
+
+ for (let level = 0; level <= maxLevel; level++) {
+ gl.bindFramebuffer(gl.FRAMEBUFFER, fbos[level]);
+ shouldBe("gl.checkFramebufferStatus(gl.FRAMEBUFFER)", "gl.FRAMEBUFFER_COMPLETE");
+ gl.clearColor(colors[level][0] / 255, colors[level][1] / 255, colors[level][2] / 255, colors[level][3] / 255);
+ gl.clear(gl.COLOR_BUFFER_BIT);
+ }
+
+ gl.bindFramebuffer(gl.FRAMEBUFFER, null);
+
+ let program = wtu.setupTexturedQuad(gl);
+
+ for (let level = 0; level <= maxLevel; level++) {
+ let size = Math.pow(2, maxLevel - level);
+ // We use differrent viewport sizes to affect which miplevel is fetched from the texture.
+ gl.viewport(0, 0, size, size);
+ gl.drawArrays(gl.TRIANGLES, 0, 6);
+ wtu.checkCanvasRect(gl, 0, 0, 1, 1, colors[level]);
+ }
+
+})();
+
+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.
+-->
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