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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 return [gl]; | |
13 } | |
14 | |
15 Tests.testUniformf = function(gl) { | |
16 var sh = new Filter(gl, 'foobar-vert', 'foobar-frag'); | |
17 sh.apply(function(f){ | |
18 var uniIV4 = f.uniform('uniIV4'); | |
19 var uniInt = f.uniform('uniInt'); | |
20 assertThrowNoGLError(gl, "number as location", | |
21 function(){gl.uniform4iv(58882929, [1,2,3,4]);}); | |
22 assertThrowNoGLError(gl, "negative number as location", | |
23 function(){gl.uniform4iv(-58882929, [1,2,3,4]);}); | |
24 assertGLError(gl, gl.INVALID_OPERATION, "more than 1 value to 1iv", | |
25 function(){gl.uniform1iv(uniInt, [2,3,4,5,6]);}); | |
26 assertGLError(gl, gl.INVALID_OPERATION, "4iv on int", | |
27 function(){gl.uniform4iv(uniInt, [2,3,4,5]);}); | |
28 assertOk("4iv on 4iv", | |
29 function(){gl.uniform4iv(uniIV4, [1, 2, 3, 4]);}); | |
30 assertGLError(gl, gl.INVALID_VALUE, "5 values on 4iv", | |
31 function(){gl.uniform4iv(uniIV4, [1, 2, 3, 4, 5]);}); | |
32 assertGLError(gl, gl.INVALID_OPERATION, "8 values on 4iv", | |
33 function(){gl.uniform4iv(uniIV4, [1, 2, 3, 4, 5, 6, 7, 8]);}); | |
34 assertGLError(gl, gl.INVALID_OPERATION, "3iv on int", | |
35 function(){gl.uniform3iv(uniInt, [2,3,4]);}); | |
36 assertGLError(gl, gl.INVALID_OPERATION, "2iv on int", | |
37 function(){gl.uniform2iv(uniInt, [2,3]);}); | |
38 assertGLError(gl, gl.INVALID_OPERATION, "3iv on 4iv", | |
39 function(){gl.uniform3iv(uniIV4, [4,5,6]);}); | |
40 assertGLError(gl, gl.INVALID_OPERATION, "2iv on 4iv", | |
41 function(){gl.uniform2iv(uniIV4, [5,6]);}); | |
42 assertGLError(gl, gl.INVALID_OPERATION, "1iv on 4iv", | |
43 function(){gl.uniform1iv(uniIV4, [6]);}); | |
44 assertGLError(gl, gl.INVALID_VALUE, "not enough values", | |
45 function(){gl.uniform1iv(uniInt, []);}); | |
46 assertGLError(gl, gl.INVALID_OPERATION, "1fv on int", | |
47 function(){gl.uniform1fv(uniInt, [2]);}); | |
48 assertGLError(gl, gl.INVALID_OPERATION, "4fv on ivec4", | |
49 function(){gl.uniform4fv(uniIV4, [2,3,4,5]);}); | |
50 gl.uniform1iv(uniInt, [2]); | |
51 gl.uniform4iv(uniIV4, [1, 2, 3, 4]); | |
52 }); | |
53 var d = new Uint8Array(4); | |
54 gl.readPixels(0,0,1,1,gl.RGBA, gl.UNSIGNED_BYTE, d); | |
55 assertArrayEquals([1,2,3,8], d); | |
56 sh.destroy(); | |
57 throwError(gl); | |
58 } | |
59 | |
60 Tests.endUnit = function(gl) { | |
61 } | |
62 | |
63 </script> | |
64 <script id="foobar-vert" type="x-shader/x-vertex"> | |
65 attribute vec3 Vertex; | |
66 attribute vec2 Tex; | |
67 | |
68 uniform int uniInt; | |
69 | |
70 varying vec4 texCoord0; | |
71 void main() | |
72 { | |
73 texCoord0 = vec4(Tex.s, 1.0-Tex.t, float(uniInt), 0.0); | |
74 gl_Position = vec4(Vertex, 1.0); | |
75 } | |
76 </script> | |
77 <script id="foobar-frag" type="x-shader/x-fragment"> | |
78 precision mediump float; | |
79 | |
80 uniform ivec4 uniIV4; | |
81 | |
82 varying vec4 texCoord0; | |
83 void main() | |
84 { | |
85 gl_FragColor = vec4( | |
86 float(uniIV4.x)/256.0, | |
87 float(uniIV4.y)/256.0, | |
88 float(uniIV4.z)/256.0, | |
89 float(uniIV4.a)*texCoord0.z/256.0); | |
90 } | |
91 </script> | |
92 <style>canvas{ position:absolute; }</style> | |
93 </head><body> | |
94 <canvas id="gl" width="16" height="16"></canvas> | |
95 </body></html> | |
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