gl-uniform-bool.html (1628B)
1 <!-- 2 Copyright (c) 2019 The Khronos Group Inc. 3 Use of this source code is governed by an MIT-style license that can be 4 found in the LICENSE.txt file. 5 --> 6 7 <!DOCTYPE html> 8 <html> 9 <head> 10 <meta charset="utf-8"> 11 <title>WebGL uniformMatrix Conformance Tests</title> 12 <link rel="stylesheet" href="../../resources/js-test-style.css"/> 13 <script src="../../js/js-test-pre.js"></script> 14 <script src="../../js/webgl-test-utils.js"></script> 15 </head> 16 <body> 17 <div id="description"></div> 18 <div id="console"></div> 19 <canvas id="example" width="2" height="2"> </canvas> 20 <script id="vshader" type="x-shader/x-vertex"> 21 attribute vec4 vPosition; 22 void main() 23 { 24 gl_Position = vPosition; 25 } 26 </script> 27 28 <script id="fshader" type="x-shader/x-fragment"> 29 uniform bool color; 30 void main() 31 { 32 gl_FragColor = vec4(float(color),0.0,0.0,1.0); 33 } 34 </script> 35 <script> 36 "use strict"; 37 description("This test ensures WebGL implementations handle bool uniforms in a OpenGL ES 2.0 spec compliant way"); 38 39 debug(""); 40 debug("NOTE: Some OpenGL drivers do not handle this correctly"); 41 debug(""); 42 debug("Checking gl.uniform1f with bool."); 43 44 var wtu = WebGLTestUtils; 45 var gl = wtu.create3DContext("example"); 46 var program = wtu.setupProgram(gl, ["vshader", "fshader"], ["vPosition"]); 47 var loc = gl.getUniformLocation(program, "color"); 48 gl.uniform1f(loc, 1); 49 wtu.glErrorShouldBe(gl, gl.NO_ERROR, 50 "should be able to set bool with gl.uniform1f"); 51 52 debug(""); 53 var successfullyParsed = true; 54 55 </script> 56 <script src="../../js/js-test-post.js"></script> 57 58 </body> 59 </html>