texture-clear.html (1364B)
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 texture clear conformance test.</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 <canvas id="example" width="4" height="4" style="width: 40px; height: 30px;"></canvas> 18 <div id="description"></div> 19 <div id="console"></div> 20 <script> 21 "use strict"; 22 description(document.title); 23 var wtu = WebGLTestUtils; 24 var gl = wtu.create3DContext("example"); 25 var program = wtu.setupTexturedQuad(gl); 26 27 wtu.glErrorShouldBe(gl, gl.NO_ERROR, "Should be no errors from setup."); 28 29 var tex = gl.createTexture(); 30 gl.bindTexture(gl.TEXTURE_2D, tex); 31 gl.texImage2D(gl.TEXTURE_2D, 0, gl.RGBA, 1, 1, 0, gl.RGBA, gl.UNSIGNED_BYTE, null); 32 gl.texImage2D(gl.TEXTURE_2D, 0, gl.RGBA, 1, 1, 0, gl.RGBA, gl.UNSIGNED_BYTE, new Uint8Array([0,255,0,255])); 33 wtu.clearAndDrawUnitQuad(gl); 34 wtu.checkCanvas( 35 gl, [0, 255, 0, 255], "should be green"); 36 wtu.glErrorShouldBe(gl, gl.NO_ERROR, "Should be no errors from setup."); 37 var successfullyParsed = true; 38 </script> 39 <script src="../../../js/js-test-post.js"></script> 40 41 </body> 42 </html>