diff options
| author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 19:33:14 +0000 |
|---|---|---|
| committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 19:33:14 +0000 |
| commit | 36d22d82aa202bb199967e9512281e9a53db42c9 (patch) | |
| tree | 105e8c98ddea1c1e4784a60a5a6410fa416be2de /dom/canvas/test/webgl-mochitest/test_webgl2_uniform_block.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-mochitest/test_webgl2_uniform_block.html')
| -rw-r--r-- | dom/canvas/test/webgl-mochitest/test_webgl2_uniform_block.html | 86 |
1 files changed, 86 insertions, 0 deletions
diff --git a/dom/canvas/test/webgl-mochitest/test_webgl2_uniform_block.html b/dom/canvas/test/webgl-mochitest/test_webgl2_uniform_block.html new file mode 100644 index 0000000000..3e9ad9832a --- /dev/null +++ b/dom/canvas/test/webgl-mochitest/test_webgl2_uniform_block.html @@ -0,0 +1,86 @@ +<!DOCTYPE HTML> +<meta http-equiv="content-type" content="text/html; charset=utf-8" /> +<title>WebGL2 test: using uniform blocks</title> +<script src="/tests/SimpleTest/SimpleTest.js"></script> +<link rel="stylesheet" href="/tests/SimpleTest/test.css"> +<script src="webgl-util.js"></script> +<script id='vertSource' type='none'> +#version 300 es +uniform UniformBlock +{ + vec3 color; + vec3 offset; +}; +in vec2 POSITION; +out vec3 outCOLOR0; + +void main() { + gl_Position = vec4(POSITION, 0.0, 1.0); + outCOLOR0 = vec3(color.x + offset.x, color.y + offset.y, + color.z + offset.z); +} +</script> +<script id='fragSource' type='none'> +#version 300 es +precision mediump float; +in vec3 outCOLOR0; +out vec4 oFragColor; + +void main() { + oFragColor = vec4(outCOLOR0, 1.0); +} +</script> +<body> +<canvas id="c" width="32" height="32"></canvas> +<script> + WebGLUtil.withWebGL2('c', function(gl) { + const vs = gl.createShader(gl.VERTEX_SHADER); + gl.shaderSource(vs, vertSource.innerHTML.trim()); + gl.compileShader(vs); + const fs = gl.createShader(gl.FRAGMENT_SHADER); + gl.shaderSource(fs, fragSource.innerHTML.trim()); + gl.compileShader(fs); + const prog = gl.createProgram(); + gl.attachShader(prog, vs); + gl.attachShader(prog, fs); + gl.linkProgram(prog); + gl.useProgram(prog); + gl.detachShader(prog, vs); + gl.detachShader(prog, fs); + + gl.disable(gl.DEPTH_TEST); + var vertData = gl.createBuffer(); + gl.bindBuffer(gl.ARRAY_BUFFER, vertData); + gl.bufferData(gl.ARRAY_BUFFER, new Float32Array([-0.5, -0.5, + 0.5, -0.5, + 0.0, 0.5]), gl.STATIC_DRAW); + + gl.clearColor(0, 1, 0, 1); + + prog.POSITION = gl.getAttribLocation(prog, "POSITION"); + ok(prog.POSITION >= 0, '`POSITION` should be valid.'); + prog.blockIndex = gl.getUniformBlockIndex(prog, "UniformBlock"); + ok(prog.blockIndex >= 0, '`UniformBlock` index should be valid.'); + prog.blockSize = gl.getActiveUniformBlockParameter(prog, + prog.blockIndex, gl.UNIFORM_BLOCK_DATA_SIZE); + ok(prog.blockSize >= 0, '`UniformBlock` size should be valid.'); + + var uboArray = new ArrayBuffer(prog.blockSize); + var uboFloat = new Float32Array(uboArray); + uboFloat.set([0.5, 0.2, 0.3, 0.3, 0.2, 0.1], 0); + var uniformBuffer = gl.createBuffer(); + gl.uniformBlockBinding(prog, prog.blockIndex, 1); + gl.bindBuffer(gl.UNIFORM_BUFFER, uniformBuffer); + gl.bufferData(gl.UNIFORM_BUFFER, uboFloat, gl.DYNAMIC_DRAW); + gl.bindBufferBase(gl.UNIFORM_BUFFER, 1, uniformBuffer); + + gl.clear(gl.COLOR_BUFFER_BIT); + gl.drawArrays(gl.POINTS, 0, 1); + + ok(true, 'Test complete.'); + }, function() { + SimpleTest.finish(); + }); + + SimpleTest.waitForExplicitFinish(); +</script> |