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| 1 <!DOCTYPE html> |
| 2 <html><head> |
| 3 <meta charset="utf-8"> |
| 4 <link rel="stylesheet" type="text/css" href="../unit.css" /> |
| 5 <script type="application/x-javascript" src="../unit.js"></script> |
| 6 <script type="application/x-javascript" src="../util.js"></script> |
| 7 <script type="application/x-javascript"> |
| 8 |
| 9 Tests.startUnit = function () { |
| 10 var canvas = document.getElementById('gl'); |
| 11 var gl = wrapGLContext(canvas.getContext(GL_CONTEXT_ID)); |
| 12 var tex = gl.createTexture(); |
| 13 gl.bindTexture(gl.TEXTURE_2D, tex); |
| 14 return [gl, tex]; |
| 15 } |
| 16 |
| 17 Tests.testTexImage2D = function(gl) { |
| 18 var b = document.createElement('b'); |
| 19 var div = document.createElement('div'); |
| 20 var c = document.getElementById('c'); |
| 21 assertOk("make texture", |
| 22 function() {gl.texImage2D(gl.TEXTURE_2D, 0, gl.RGBA, gl.RGBA, gl.UNSIGN
ED_BYTE, c); }); |
| 23 assertGLError(gl, gl.INVALID_VALUE, "y + height > texture height", |
| 24 function() {gl.texSubImage2D(gl.TEXTURE_2D, 0, 0, 1, gl.RGBA, gl.UNSIGNE
D_BYTE, c); }); |
| 25 assertGLError(gl, gl.INVALID_VALUE, "x + width > texture width", |
| 26 function() {gl.texSubImage2D(gl.TEXTURE_2D, 0, 1, 0, gl.RGBA, gl.UNSIGNE
D_BYTE, c); }); |
| 27 assertGLError(gl, gl.INVALID_VALUE, "negative x", |
| 28 function() {gl.texSubImage2D(gl.TEXTURE_2D, 0, -1, 0, gl.RGBA, gl.UNSIGN
ED_BYTE, c); }); |
| 29 assertGLError(gl, gl.INVALID_VALUE, "negative y", |
| 30 function() {gl.texSubImage2D(gl.TEXTURE_2D, 0, 0, -1, gl.RGBA, gl.UNSIGN
ED_BYTE, c); }); |
| 31 assertGLError(gl, gl.INVALID_VALUE, "negative level", |
| 32 function() {gl.texSubImage2D(gl.TEXTURE_2D, -1, 0, 0, gl.RGBA, gl.UNSIGN
ED_BYTE, c); }); |
| 33 assertThrowNoGLError(gl, "bad element b", |
| 34 function() {gl.texSubImage2D(gl.TEXTURE_2D, 0, 0,0, gl.RGBA, gl.UNSIGNED
_BYTE, b); }); |
| 35 assertThrowNoGLError(gl, "bad element div", |
| 36 function() {gl.texSubImage2D(gl.TEXTURE_2D, 0, 0,0, gl.RGBA, gl.UNSIGNED
_BYTE, div); }); |
| 37 assertThrowNoGLError(gl, "no element", |
| 38 function() {gl.texSubImage2D(gl.TEXTURE_2D, 0, 0,0, gl.RGBA, gl.UNSIGNED
_BYTE, 0); }); |
| 39 assertThrowNoGLError(gl, "string as data", |
| 40 function() {gl.texSubImage2D(gl.TEXTURE_2D, 0,0, 0, gl.RGBA, gl.UNSIGNED
_BYTE, "foo"); }); |
| 41 assertGLError(gl, gl.INVALID_ENUM, "bad target", |
| 42 function() {gl.texSubImage2D(gl.FLOAT, 0, 0,0, gl.RGBA, gl.UNSIGNED_BYTE
, c); }); |
| 43 assertOk("good args", |
| 44 function() {gl.texSubImage2D(gl.TEXTURE_2D, 0, 0, 0, gl.RGBA, gl.UNSIGN
ED_BYTE, c); }); |
| 45 assertGLError(gl, gl.INVALID_OPERATION, "format not same as original", |
| 46 function() {gl.texSubImage2D(gl.TEXTURE_2D, 0, 0,0, gl.RGB, gl.UNSIGNED_
BYTE, c); }); |
| 47 assertGLError(gl, gl.INVALID_OPERATION, "type not same as original", |
| 48 function() {gl.texSubImage2D(gl.TEXTURE_2D, 0, 0,0, gl.RGBA, gl.UNSIGNED
_SHORT_4_4_4_4, c); }); |
| 49 assertOk("make texture RGB", |
| 50 function() {gl.texImage2D(gl.TEXTURE_2D, 0, gl.RGB, gl.RGB, gl.UNSIGNED
_BYTE, c); }); |
| 51 assertOk("format same as original RGB", |
| 52 function() {gl.texSubImage2D(gl.TEXTURE_2D, 0, 0,0, gl.RGB, gl.UNSIGNED_
BYTE, c); }); |
| 53 assertGLError(gl, gl.INVALID_OPERATION, "format not same as original RGB", |
| 54 function() {gl.texSubImage2D(gl.TEXTURE_2D, 0, 0,0, gl.RGBA, gl.UNSIGNED
_BYTE, c); }); |
| 55 assertGLError(gl, gl.INVALID_OPERATION, "type not same as original RGB", |
| 56 function() {gl.texSubImage2D(gl.TEXTURE_2D, 0, 0,0, gl.RGB, gl.UNSIGNED_
SHORT_5_6_5, c); }); |
| 57 assertOk("make texture RGBA 4_4_4_4", |
| 58 function() {gl.texImage2D(gl.TEXTURE_2D, 0, gl.RGBA, gl.RGBA, gl.UNSIGN
ED_SHORT_4_4_4_4, c); }); |
| 59 assertOk("format same as original RGBA 4_4_4_4", |
| 60 function() {gl.texSubImage2D(gl.TEXTURE_2D, 0, 0,0, gl.RGBA, gl.UNSIGNED
_SHORT_4_4_4_4, c); }); |
| 61 assertGLError(gl, gl.INVALID_OPERATION, "format not same as original RGBA 4_
4_4_4", |
| 62 function() {gl.texSubImage2D(gl.TEXTURE_2D, 0, 0,0, gl.RGB, gl.UNSIGNED_
BYTE, c); }); |
| 63 assertGLError(gl, gl.INVALID_OPERATION, "type not same as original RGBA 4_4_
4_4", |
| 64 function() {gl.texSubImage2D(gl.TEXTURE_2D, 0, 0,0, gl.RGBA, gl.UNSIGNED
_BYTE, c); }); |
| 65 } |
| 66 |
| 67 Tests.endUnit = function(gl, tex) { |
| 68 gl.bindTexture(gl.TEXTURE_2D, null); |
| 69 gl.deleteTexture(tex); |
| 70 } |
| 71 |
| 72 </script> |
| 73 <style>canvas{ position:absolute; }</style> |
| 74 </head><body> |
| 75 <canvas id="gl" width="16" height="16"></canvas> |
| 76 <canvas id="c" width="16" height="16"></canvas> |
| 77 </body></html> |
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