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Diffstat (limited to '')
-rw-r--r-- | dom/canvas/test/webgl-conf/checkout/conformance/limits/gl-min-attribs.html | 86 |
1 files changed, 86 insertions, 0 deletions
diff --git a/dom/canvas/test/webgl-conf/checkout/conformance/limits/gl-min-attribs.html b/dom/canvas/test/webgl-conf/checkout/conformance/limits/gl-min-attribs.html new file mode 100644 index 0000000000..368130306c --- /dev/null +++ b/dom/canvas/test/webgl-conf/checkout/conformance/limits/gl-min-attribs.html @@ -0,0 +1,86 @@ +<!-- +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 the minimum number of attributes are supported.</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="example" width="4" height="4" style="width: 40px; height: 30px;"></canvas> +<div id="description"></div> +<div id="console"></div> +<script id="vshader" type="x-shader/x-vertex"> +attribute vec4 vPosition; +attribute vec4 v0; +attribute vec4 v1; +attribute vec4 v2; +attribute vec4 v3; +attribute vec4 v4; +attribute vec4 v5; +attribute vec4 v6; +varying vec4 color; +void main() +{ + gl_Position = vPosition; + color = v0 + v1 + v2 + v3 + v4 + v5 + v6; +} +</script> + +<script id="fshader" type="x-shader/x-fragment"> +precision mediump float; +varying vec4 color; +void main() +{ + gl_FragColor = color; +} +</script> +<script> +"use strict"; +description(document.title); +var wtu = WebGLTestUtils; +var gl = wtu.create3DContext("example"); +var program = wtu.setupTexturedQuad(gl); + +var program = wtu.setupProgram( + gl, + ['vshader', 'fshader'], + ['vPosition', 'v0', 'v1', 'v2', 'v3', 'v4', 'v5', 'v6'], + [0, 1, 2, 3, 4, 5, 6, 7]); + +for (var ii = 0; ii < 7; ++ii) { + var v = (ii + 1) / 28; + var vertexObject = gl.createBuffer(); + gl.bindBuffer(gl.ARRAY_BUFFER, vertexObject); + gl.bufferData(gl.ARRAY_BUFFER, new Float32Array([ + v, v/2, v/4, v/8, + v, v/2, v/4, v/8, + v, v/2, v/4, v/8, + v, v/2, v/4, v/8, + v, v/2, v/4, v/8, + v, v/2, v/4, v/8]), gl.STATIC_DRAW); + gl.enableVertexAttribArray(ii + 1); + gl.vertexAttribPointer(ii + 1, 4, gl.FLOAT, false, 0, 0); +} + +wtu.clearAndDrawUnitQuad(gl); +wtu.glErrorShouldBe(gl, gl.NO_ERROR, "Should be no errors from setup."); +wtu.checkCanvasRect(gl, 0, 0, gl.canvas.width, gl.canvas.height, [255, 127, 64, 32], "Should render 255,127,64,32 (+/-1)", 1); + +var successfullyParsed = true; + +</script> +</body> +<script src="../../js/js-test-post.js"></script> + +</body> +</html> + + |