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| 1 <html> | |
| 2 <head> | |
| 3 <script src="../../../resources/js-test.js"></script> | |
| 4 <script src="resources/webgl-test.js"></script> | |
| 5 <script src="resources/webgl-test-utils.js"></script> | |
| 6 </head> | |
| 7 <body> | |
| 8 <canvas id="testbed" width="16" height="16"></canvas> | |
| 9 <canvas id="c" width="16" height="16"></canvas> | |
| 10 <div id="description"></div> | |
| 11 <div id="console"></div> | |
| 12 <script> | |
| 13 description('Tests texSubImage2D with bad arguments'); | |
| 14 | |
| 15 if (window.internals) | |
| 16 window.internals.settings.setWebGLErrorsToConsoleEnabled(false); | |
| 17 | |
| 18 var wtu = WebGLTestUtils; | |
| 19 var canvas = document.getElementById("testbed"); | |
| 20 var c = document.getElementById("c"); | |
| 21 | |
| 22 var gl = wtu.create3DContext(canvas); | |
| 23 var tex = gl.createTexture(); | |
| 24 gl.bindTexture(gl.TEXTURE_2D, tex); | |
| 25 gl.texImage2D(gl.TEXTURE_2D, 0, gl.RGBA, gl.RGBA, gl.UNSIGNED_BYTE, c); | |
| 26 glErrorShouldBe(gl, gl.NO_ERROR, "Setup should succeed"); | |
| 27 | |
| 28 // FIXME: this behavior is still being discussed on the public_webgl mailing lis
t and may | |
| 29 // need to be changed to throw TypeError because the argument is not nullable. | |
| 30 gl.texSubImage2D(gl.TEXTURE_2D, 0, 0, 0, 4, 4, gl.RGBA, gl.UNSIGNED_BYTE, null); | |
| 31 glErrorShouldBe(gl, gl.INVALID_VALUE, "null argument"); | |
| 32 gl.texSubImage2D(gl.TEXTURE_2D, 0, 0, 1, gl.RGBA, gl.UNSIGNED_BYTE, c); | |
| 33 glErrorShouldBe(gl, gl.INVALID_VALUE, "y + height > texture height"); | |
| 34 gl.texSubImage2D(gl.TEXTURE_2D, 0, 1, 0, gl.RGBA, gl.UNSIGNED_BYTE, c); | |
| 35 glErrorShouldBe(gl, gl.INVALID_VALUE, "x + width > texture width"); | |
| 36 gl.texSubImage2D(gl.TEXTURE_2D, 0, -1, 0, gl.RGBA, gl.UNSIGNED_BYTE, c); | |
| 37 glErrorShouldBe(gl, gl.INVALID_VALUE, "negative x"); | |
| 38 gl.texSubImage2D(gl.TEXTURE_2D, 0, 0, -1, gl.RGBA, gl.UNSIGNED_BYTE, c); | |
| 39 glErrorShouldBe(gl, gl.INVALID_VALUE, "negative y"); | |
| 40 gl.texSubImage2D(gl.TEXTURE_2D, -1, 0, 0, gl.RGBA, gl.UNSIGNED_BYTE, c); | |
| 41 glErrorShouldBe(gl, gl.INVALID_VALUE, "negative level"); | |
| 42 gl.texSubImage2D(gl.FLOAT, 0, 0,0, gl.RGBA, gl.UNSIGNED_BYTE, c); | |
| 43 glErrorShouldBe(gl, gl.INVALID_ENUM, "bad target"); | |
| 44 gl.texSubImage2D(gl.TEXTURE_2D, 0, 0, 0, gl.RGBA, gl.UNSIGNED_BYTE, c); | |
| 45 glErrorShouldBe(gl, gl.NO_ERROR, "good args"); | |
| 46 gl.texSubImage2D(gl.TEXTURE_2D, 0, 0,0, gl.RGB, gl.UNSIGNED_BYTE, c); | |
| 47 glErrorShouldBe(gl, gl.INVALID_OPERATION, "format not same as original"); | |
| 48 gl.texSubImage2D(gl.TEXTURE_2D, 0, 0,0, gl.RGBA, gl.UNSIGNED_SHORT_4_4_4_4, c); | |
| 49 glErrorShouldBe(gl, gl.INVALID_OPERATION, "type not same as original"); | |
| 50 gl.texImage2D(gl.TEXTURE_2D, 0, gl.RGB, gl.RGB, gl.UNSIGNED_BYTE, c); | |
| 51 glErrorShouldBe(gl, gl.NO_ERROR, "make texture RGB"); | |
| 52 gl.texSubImage2D(gl.TEXTURE_2D, 0, 0,0, gl.RGB, gl.UNSIGNED_BYTE, c); | |
| 53 glErrorShouldBe(gl, gl.NO_ERROR, "format same as original RGB"); | |
| 54 gl.texSubImage2D(gl.TEXTURE_2D, 0, 0,0, gl.RGBA, gl.UNSIGNED_BYTE, c); | |
| 55 glErrorShouldBe(gl, gl.INVALID_OPERATION, "format not same as original RGB"); | |
| 56 gl.texSubImage2D(gl.TEXTURE_2D, 0, 0,0, gl.RGB, gl.UNSIGNED_SHORT_5_6_5, c); | |
| 57 glErrorShouldBe(gl, gl.INVALID_OPERATION, "type not same as original RGB"); | |
| 58 gl.texImage2D(gl.TEXTURE_2D, 0, gl.RGBA, gl.RGBA, gl.UNSIGNED_SHORT_4_4_4_4, c); | |
| 59 glErrorShouldBe(gl, gl.NO_ERROR, "make texture RGBA 4_4_4_4"); | |
| 60 gl.texSubImage2D(gl.TEXTURE_2D, 0, 0,0, gl.RGBA, gl.UNSIGNED_SHORT_4_4_4_4, c); | |
| 61 glErrorShouldBe(gl, gl.NO_ERROR, "format same as original RGBA 4_4_4_4"); | |
| 62 gl.texSubImage2D(gl.TEXTURE_2D, 0, 0,0, gl.RGB, gl.UNSIGNED_BYTE, c); | |
| 63 glErrorShouldBe(gl, gl.INVALID_OPERATION, "format not same as original RGBA 4_4_
4_4"); | |
| 64 gl.texSubImage2D(gl.TEXTURE_2D, 0, 0,0, gl.RGBA, gl.UNSIGNED_BYTE, c); | |
| 65 glErrorShouldBe(gl, gl.INVALID_OPERATION, "type not same as original RGBA 4_4_4_
4"); | |
| 66 </script> | |
| 67 </body> | |
| 68 </html> | |
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