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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/programs/gl-bind-attrib-location-test.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/programs/gl-bind-attrib-location-test.html')
-rw-r--r-- | dom/canvas/test/webgl-conf/checkout/conformance/programs/gl-bind-attrib-location-test.html | 139 |
1 files changed, 139 insertions, 0 deletions
diff --git a/dom/canvas/test/webgl-conf/checkout/conformance/programs/gl-bind-attrib-location-test.html b/dom/canvas/test/webgl-conf/checkout/conformance/programs/gl-bind-attrib-location-test.html new file mode 100644 index 0000000000..6909c64491 --- /dev/null +++ b/dom/canvas/test/webgl-conf/checkout/conformance/programs/gl-bind-attrib-location-test.html @@ -0,0 +1,139 @@ +<!-- +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 BindAttribLocation 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> +<div id="description"></div> +<div id="console"></div> +<canvas style="border: 1px solid black;" id="canvas" width="50" height="50"></canvas> +<script id="vshader" type="text/something-not-javascript"> +attribute vec4 vPosition; +attribute vec4 vColor; +varying vec4 color; +void main() +{ + gl_Position = vPosition; + color = vColor; +} +</script> +<script id="fshader" type="text/something-not-javascript"> +precision mediump float; + +varying vec4 color; +void main() +{ + gl_FragColor = color; +} +</script> +<script> +"use strict"; +description("This test ensures WebGL implementations don't allow names that start with 'gl_' when calling bindAttribLocation."); + +debug(""); +debug("Canvas.getContext"); + +var wtu = WebGLTestUtils; +var gl = wtu.create3DContext("canvas"); +shouldBeNonNull("gl"); + +debug(""); +debug("Checking gl.bindAttribLocation."); + +var program = gl.createProgram(); +gl.bindAttribLocation(program, 0, "gl_foo"); +wtu.glErrorShouldBe(gl, gl.INVALID_OPERATION, + "bindAttribLocation should return INVALID_OPERATION if name starts with 'gl_'"); +gl.bindAttribLocation(program, 0, "gl_TexCoord0"); +wtu.glErrorShouldBe(gl, gl.INVALID_OPERATION, + "bindAttribLocation should return INVALID_OPERATION if name starts with 'gl_'"); + +var vs = wtu.loadShaderFromScript(gl, 'vshader', gl.VERTEX_SHADER); +var fs = wtu.loadShaderFromScript(gl, 'fshader', gl.FRAGMENT_SHADER); +gl.attachShader(program, vs); +gl.attachShader(program, fs); + +var positions = gl.createBuffer(); +gl.bindBuffer(gl.ARRAY_BUFFER, positions); +gl.bufferData(gl.ARRAY_BUFFER, new Float32Array([ 0,0.5,0, -0.5,-0.5,0, 0.5,-0.5,0 ]), gl.STATIC_DRAW); + +var colors = gl.createBuffer(); +gl.bindBuffer(gl.ARRAY_BUFFER, colors); +gl.bufferData(gl.ARRAY_BUFFER, new Float32Array([ + 0,1,0,1, + 0,1,0,1, + 0,1,0,1]), gl.STATIC_DRAW); + +function setBindLocations(colorLocation, positionLocation) { + gl.bindAttribLocation(program, positionLocation, "vPosition"); + gl.bindAttribLocation(program, colorLocation, "vColor"); + gl.linkProgram(program); + gl.useProgram(program); + var linked = (gl.getProgramParameter(program, gl.LINK_STATUS) != 0); + assertMsg(linked, "program linked successfully"); + + debug("vPosition:" + gl.getAttribLocation(program, "vPosition")) + debug("vColor :" + gl.getAttribLocation(program, "vColor")) + assertMsg(gl.getAttribLocation(program, "vPosition") == positionLocation, + "location of vPosition should be " + positionLocation); + assertMsg(gl.getAttribLocation(program, "vColor") == colorLocation, + "location of vColor should be " + colorLocation); + + var ploc = gl.getAttribLocation(program, "vPosition"); + var cloc = gl.getAttribLocation(program, "vColor"); + gl.bindBuffer(gl.ARRAY_BUFFER, positions); + gl.enableVertexAttribArray(positionLocation); + gl.vertexAttribPointer(positionLocation, 3, gl.FLOAT, false, 0, 0); + gl.bindBuffer(gl.ARRAY_BUFFER, colors); + gl.enableVertexAttribArray(colorLocation); + gl.vertexAttribPointer(colorLocation, 4, gl.FLOAT, false, 0, 0); +} + +function checkDraw(colorLocation, positionLocation, r, g, b, a) { + gl.clearColor(0, 0, 0, 1); + gl.clear(gl.COLOR_BUFFER_BIT | gl.DEPTH_BUFFER_BIT); + gl.drawArrays(gl.TRIANGLES, 0, 3); + + var width = 50; + var height = 50; + + // Test several locations + wtu.checkCanvasRect(gl, 0, 0, width, 1, [0, 0, 0, 255], + "First line should be all black"); + wtu.checkCanvasRect(gl, 20, 15, 10, 1, [r, g, b, a], + "Line 15 should be red for at least 10 rgba pixels starting 20 pixels in"); + wtu.checkCanvasRect(gl, 0, height - 1, width, 0, [0, 0, 0, 255], + "Last line should be all black"); + + gl.disableVertexAttribArray(positionLocation); + gl.disableVertexAttribArray(colorLocation); +} + +setBindLocations(2, 3); +checkDraw(2, 3, 0, 255, 0, 255); + +setBindLocations(0, 3); +gl.disableVertexAttribArray(0); +gl.vertexAttrib4f(0, 1, 0, 0, 1); +checkDraw(0, 3, 255, 0, 0, 255); + +wtu.glErrorShouldBe(gl, gl.NO_ERROR); + +debug(""); +var successfullyParsed = true; + +</script> +<script src="../../js/js-test-post.js"></script> + +</body> +</html> |