dom/canvas/test/webgl-conf/checkout/conformance2/textures/misc/tex-image-with-different-data-source.html

   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 <!DOCTYPE html>
   7 <html>
   8 <head>
   9 <meta charset="utf-8">
  10 <link rel="stylesheet" href="../../../resources/js-test-style.css"/>
  11 <script src="../../../js/js-test-pre.js"></script>
  12 <script src="../../../js/webgl-test-utils.js"></script>
  13 </head>
  14 <body>
  15 <canvas id="canvas1" width="16" height="16"></canvas>
  16 <canvas id="canvas2" width="16" height="16"></canvas>
  17 <canvas id="c" width="16" height="16"></canvas>
  18 <div id="description"></div>
  19 <div id="console"></div>
  20 <script>
  21 "use strict";
  22 description('Tests texImage2D with different data source');
  23
  24 var wtu = WebGLTestUtils;
  25 var c = document.getElementById("c");
  26 var gl = wtu.create3DContext("canvas1", undefined, 2);
  27 var tex = gl.createTexture();
  28
  29 // Do TexImage2D taking a canvas source first.
  30 gl.bindTexture(gl.TEXTURE_2D, tex);
  31 gl.texImage2D(gl.TEXTURE_2D, 0, gl.RGBA8, gl.RGBA, gl.UNSIGNED_BYTE, c);
  32 wtu.glErrorShouldBe(gl, gl.NO_ERROR, "TexImage2D taking a canvas source should succeed");
  33 gl.texImage2D(gl.TEXTURE_2D, 0, gl.RGB10_A2UI, 16, 16, 0, gl.RGBA_INTEGER, gl.UNSIGNED_INT_2_10_10_10_REV, null);
  34 wtu.glErrorShouldBe(gl, gl.NO_ERROR, "Teximage2D taking a null array buffer should succeed");
  35 gl.deleteTexture(tex);
  36
  37 // Do TexImage2D taking an array buffer first.
  38 gl = wtu.create3DContext("canvas2", undefined, 2);
  39 tex = gl.createTexture();
  40 gl.bindTexture(gl.TEXTURE_2D, tex);
  41 gl.texImage2D(gl.TEXTURE_2D, 0, gl.RGB10_A2UI, 16, 16, 0, gl.RGBA_INTEGER, gl.UNSIGNED_INT_2_10_10_10_REV, null);
  42 wtu.glErrorShouldBe(gl, gl.NO_ERROR, "Teximage2D taking a null array buffer should succeed");
  43 gl.texImage2D(gl.TEXTURE_2D, 0, gl.RGB10_A2UI, gl.RGBA_INTEGER, gl.UNSIGNED_INT_2_10_10_10_REV, c);
  44 wtu.glErrorShouldBe(gl, [gl.INVALID_VALUE, gl.INVALID_ENUM], "TexImage2D taking RGB10_A2UI internalformat and a canvas source should fail");
  45 gl.deleteTexture(tex);
  46
  47 var successfullyParsed = true;
  48 </script>
  49 <script src="../../../js/js-test-post.js"></script>
  50 </body>
  51 </html>