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-rw-r--r-- | dom/canvas/test/webgl-conf/checkout/conformance2/programs/get-uniform-indices.html | 121 |
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diff --git a/dom/canvas/test/webgl-conf/checkout/conformance2/programs/get-uniform-indices.html b/dom/canvas/test/webgl-conf/checkout/conformance2/programs/get-uniform-indices.html new file mode 100644 index 0000000000..d42add065c --- /dev/null +++ b/dom/canvas/test/webgl-conf/checkout/conformance2/programs/get-uniform-indices.html @@ -0,0 +1,121 @@ +<!-- +Copyright (c) 2022 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"> +<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> + +<script> +"use strict"; +description("This test verifies getUniformIndices behaviors."); + +debug(""); + +var wtu = WebGLTestUtils; + +const e_canvas = document.createElement('canvas'); +const gl = e_canvas.getContext('webgl2'); + +const VSRC = `\ + #version 300 es + precision mediump float; + uniform float u_vert_scalar; + uniform float u_vert_arr[3]; + uniform float u_both_scalar; + uniform float u_both_arr[3]; + void main() { + gl_Position = vec4(0, 0, 0, 1); + gl_Position.r += u_vert_scalar; + gl_Position.r += u_vert_arr[1]; + gl_Position.r += u_both_scalar; + gl_Position.r += u_both_arr[1]; + } +`; + +const FSRC = `\ + #version 300 es + precision mediump float; + uniform float u_frag_scalar; + uniform float u_frag_arr[3]; + uniform float u_both_scalar; + uniform float u_both_arr[3]; + out vec4 o_frag_color; + void main() { + o_frag_color = vec4(0, 0, 0, 1); + o_frag_color.r += u_frag_scalar; + o_frag_color.r += u_frag_arr[1]; + o_frag_color.r += u_both_scalar; + o_frag_color.r += u_both_arr[1]; + } +`; + +(() => { + if (!gl) { + testFailed("WebGL context does not exist"); + return; + } + + window.prog = wtu.setupProgram(gl, [VSRC, FSRC]); + if (!prog) { + testFailed("Setting up program failed"); + return; + } + let err = gl.getError(); + if (err) throw err; + + const IS_ACTIVE_BY_NAME = { + 'u_vert_scalar' : true, + 'u_vert_scalar[0]': false, + 'u_vert_arr' : true, + 'u_vert_arr[0]' : true, // Even if the [0] is unused, the name enumerated + // via getActiveUniforms for this array is 'u_vert_arr[0]'. + 'u_vert_arr[1]' : false, + + 'u_frag_scalar' : true, + 'u_frag_scalar[0]': false, + 'u_frag_arr' : true, + 'u_frag_arr[0]' : true, + 'u_frag_arr[1]' : false, + + 'u_both_scalar' : true, + 'u_both_scalar[0]': false, + 'u_both_arr' : true, + 'u_both_arr[0]' : true, + 'u_both_arr[1]' : false, + }; + const NAMES = Object.keys(IS_ACTIVE_BY_NAME); + const active_ids = gl.getUniformIndices(prog, NAMES); + + err = gl.getError(); + if (err) throw err; + + NAMES.forEach((name, i) => { + const active_id_was = active_ids[i]; + const is_active_expected = IS_ACTIVE_BY_NAME[name]; + const is_active_was = active_id_was != gl.INVALID_INDEX; + expectTrue(is_active_was == is_active_expected, + `getUniformIndices([, '${name}' ,]) -> [, ${active_id_was} ,], should be [, ${is_active_expected ? '0<=N<INVALID_INDEX' : 'INVALID_INDEX'} ,]`); + if (is_active_was) { + const info = gl.getActiveUniform(prog, active_id_was); + expectTrue(info.name.startsWith(name), `'${info.name}'.startsWith('${name}')`); + } + }); +})(); + +var successfullyParsed = true; +</script> +<script src="../../js/js-test-post.js"></script> + +</body> +</html> |