| <!-- |
| 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>Driver Bug - long experssions should not crash</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> |
| <script src="../../../js/glsl-conformance-test.js"></script> |
| </head> |
| <body> |
| <canvas id="example" width="40" height="40"> </canvas> |
| <div id="description"></div> |
| <div id="console"></div> |
| <script id="vshader" type="x-shader/x-vertex"> |
| void main(){ |
| gl_Position = vec4(0, 0, 0, 1); |
| } |
| </script> |
| <script id="vshaderUniformTest" type="x-shader/x-vertex"> |
| uniform vec4 u_uniform; |
| void main(){ |
| gl_Position = |
| $(code) |
| vec4(0, 0, 0, 1); |
| } |
| </script> |
| <script id="fshader" type="x-shader/x-fragment"> |
| precision mediump float; |
| void main() |
| { |
| gl_FragColor = vec4(0, 0, 0, 0); |
| } |
| </script> |
| <script id="fshaderUniformTest" type="x-shader/x-fragment"> |
| precision mediump float; |
| uniform vec4 u_uniform; |
| void main() |
| { |
| gl_FragColor = |
| $(code) |
| vec4(0, 0, 0, 0); |
| } |
| </script> |
| <script> |
| "use strict"; |
| var wtu = WebGLTestUtils; |
| var gl = wtu.create3DContext(); |
| |
| var vUniformTestSource = wtu.getScript("vshaderUniformTest"); |
| var fUniformTestSource = wtu.getScript("fshaderUniformTest"); |
| |
| var tests = [ |
| ]; |
| var counts = [ |
| { count:10, |
| mustPass: true, |
| }, |
| { count:100, |
| mustPass: true, |
| }, |
| { count: 1000, |
| mustPass: false, |
| }, |
| { count: 10000, |
| mustPass: false, |
| }, |
| ]; |
| var operatorSets = [ |
| ["+", "-", "/", "*"], |
| ["+"], |
| ["-"], |
| ]; |
| counts.forEach(function(info) { |
| operatorSets.forEach(function(operators) { |
| var generateCode = function(numVars) { |
| var codes = []; |
| for (var uu = 0; uu < numVars; ++uu) { |
| codes.push("u_uniform " + operators[uu % operators.length]); |
| } |
| return { |
| code: codes.join("\n "), |
| }; |
| }; |
| |
| var subs = generateCode(info.count); |
| tests.push({ |
| vShaderId: "vshader", |
| vShaderSuccess: true, |
| fShaderSource: wtu.replaceParams(fUniformTestSource, subs), |
| fShaderSuccess: true, |
| linkSuccess: true, |
| ignoreResults: !info.mustPass, |
| passMsg: "shader with " + info.count + " [" + operators + "] operators in expression in multiple lines", |
| }); |
| tests.push({ |
| vShaderSource: wtu.replaceParams(vUniformTestSource, subs), |
| vShaderSuccess: true, |
| fShaderId: "fshader", |
| fShaderSuccess: true, |
| linkSuccess: true, |
| ignoreResults: !info.mustPass, |
| passMsg: "shader with " + info.count + " [" + operators + "] operators in expression in multiple lines", |
| }); |
| subs.code = subs.code.replace(/\n /g, "") |
| tests.push({ |
| vShaderId: "vshader", |
| vShaderSuccess: true, |
| fShaderSource: wtu.replaceParams(fUniformTestSource, subs), |
| fShaderSuccess: true, |
| linkSuccess: true, |
| ignoreResults: !info.mustPass, |
| passMsg: "shader with " + info.count + " [" + operators + "] operators in expression in one line", |
| }); |
| tests.push({ |
| vShaderSource: wtu.replaceParams(vUniformTestSource, subs), |
| vShaderSuccess: true, |
| fShaderId: "fshader", |
| fShaderSuccess: true, |
| linkSuccess: true, |
| ignoreResults: !info.mustPass, |
| passMsg: "shader with " + info.count + " [" + operators + "] operators in expression in one line", |
| }); |
| }); |
| }); |
| GLSLConformanceTester.runTests(tests); |
| </script> |
| </body> |
| </html> |
| |