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| |
| <!DOCTYPE html> |
| <html> |
| <head> |
| <meta charset="utf-8"> |
| <title>WebGL texImage2D from WebGL conformance test.</title> |
| <link rel="stylesheet" href="../../resources/js-test-style.css"/> |
| <script src="../../resources/js-test-pre.js"></script> |
| <script src="../resources/webgl-test.js"> </script> |
| <script src="../resources/webgl-test-utils.js"> </script> |
| </head> |
| <body> |
| <canvas id="example" width="256" height="16" style="width: 256px; height: 48px;"></canvas> |
| <canvas id="source" width="256" height="16" style="width: 256px; height: 48px;"></canvas> |
| <div id="description"></div> |
| <div id="console"></div> |
| <script> |
| "use strict"; |
| description("Test texImage2D from a webgl canvas."); |
| var wtu = WebGLTestUtils; |
| var gl = wtu.create3DContext("example"); |
| gl.disable(gl.DITHER); |
| var program = wtu.setupTexturedQuad(gl); |
| var gl1 = wtu.create3DContext("source"); |
| gl1.disable(gl.DITHER); |
| |
| glErrorShouldBe(gl, gl.NO_ERROR, "Should be no errors from setup."); |
| glErrorShouldBe(gl1, gl1.NO_ERROR, "Should be no errors from setup."); |
| |
| gl.disable(gl.BLEND); |
| gl.disable(gl.DEPTH_TEST); |
| |
| gl1.clearColor(1.0, 0.0, 0.0, 1.0); |
| gl1.clear(gl1.COLOR_BUFFER_BIT); |
| |
| var tex = gl.createTexture(); |
| gl.bindTexture(gl.TEXTURE_2D, tex); |
| gl.texImage2D(gl.TEXTURE_2D, 0, gl.RGB, gl.RGB, gl.UNSIGNED_BYTE, gl1.canvas); |
| gl.texParameteri(gl.TEXTURE_2D, gl.TEXTURE_WRAP_S, gl.CLAMP_TO_EDGE); |
| gl.texParameteri(gl.TEXTURE_2D, gl.TEXTURE_WRAP_T, gl.CLAMP_TO_EDGE); |
| gl.texParameteri(gl.TEXTURE_2D, gl.TEXTURE_MAG_FILTER, gl.LINEAR); |
| gl.texParameteri(gl.TEXTURE_2D, gl.TEXTURE_MIN_FILTER, gl.LINEAR); |
| wtu.clearAndDrawUnitQuad(gl); |
| |
| wtu.checkCanvas(gl, [255, 0, 0, 255], "Canvas should be red"); |
| |
| gl1.clearColor(0.0, 1.0, 0.0, 1.0); |
| gl1.clear(gl1.COLOR_BUFFER_BIT); |
| |
| gl.texImage2D(gl.TEXTURE_2D, 0, gl.RGB, gl.RGB, gl.UNSIGNED_BYTE, gl1.canvas); |
| wtu.clearAndDrawUnitQuad(gl); |
| |
| wtu.checkCanvas(gl, [0, 255, 0, 255], "Canvas should be green"); |
| |
| debug(""); |
| var successfullyParsed = true; |
| </script> |
| <script src="../../resources/js-test-post.js"></script> |
| </body> |
| </html> |
| |
