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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 unwrappedGL = canvas.getContext(GL_CONTEXT_ID); | |
12 var gl = wrapGLContext(unwrappedGL); | |
13 return [gl, unwrappedGL]; | |
14 } | |
15 | |
16 Tests.testUniformf = function(gl, unwrappedGL) { | |
17 var sh = new Filter(gl, 'foobar-vert', 'foobar-frag'); | |
18 sh.apply(function(f){ | |
19 var fm4 = f.uniform('fm4'); | |
20 var fm2 = f.uniform('fm2'); | |
21 var fm3 = f.uniform('fm3'); | |
22 assertGLError(gl, gl.INVALID_VALUE, "bad transpose 4fv", | |
23 function(){gl.uniformMatrix4fv(fm4, true, [1,0,0,0, 0,2,0,0, 0,0,3,0, 0,
0,0,4]);}); | |
24 assertGLError(gl, gl.INVALID_VALUE, "bad transpose 3fv", | |
25 function(){gl.uniformMatrix3fv(fm3, true, [1,0,0, 0,2,0, 0,0,3]);}); | |
26 assertGLError(gl, gl.INVALID_VALUE, "bad transpose 2fv", | |
27 function(){gl.uniformMatrix2fv(fm2, true, [1,0, 0,2]);}); | |
28 assertThrowNoGLError(gl, "bad location", | |
29 function(){gl.uniformMatrix4fv(588939, false, [1,0,0,0, 0,2,0,0, 0,0,3,0
, 0,0,0,4]);}); | |
30 assertThrowNoGLError(gl, "bad location (negative)", | |
31 function(){gl.uniformMatrix4fv(-588939, false, [1,0,0,0, 0,2,0,0, 0,0,3,
0, 0,0,0,4]);}); | |
32 assertGLError(gl, gl.INVALID_VALUE, "17 values to 4fv", | |
33 function(){gl.uniformMatrix4fv(fm4, false, [0,1,0,0,0, 0,2,0,0, 0,0,3,0,
0,0,0,4]);}); | |
34 assertGLError(gl, gl.INVALID_VALUE, "5 values to 2fv", | |
35 function(){gl.uniformMatrix2fv(fm2, false, [0,2,1, 2,2]);}); | |
36 assertGLError(gl, gl.INVALID_VALUE, "10 values to 3fv", | |
37 function(){gl.uniformMatrix3fv(fm3, false, [0,2,2,2, 2,2,2, 2,1,2]);}); | |
38 assertGLError(gl, gl.INVALID_VALUE, "too few values to 4fv", | |
39 function(){gl.uniformMatrix4fv(fm4, false, [0,0,0, 0,2,0,0, 0,0,3,0, 0,0
,0,4]);}); | |
40 assertGLError(gl, gl.INVALID_VALUE, "too few values to 2fv", | |
41 function(){gl.uniformMatrix2fv(fm2, false, [1, 2,2]);}); | |
42 assertGLError(gl, gl.INVALID_VALUE, "too few values to 2fv", | |
43 function(){gl.uniformMatrix2fv(fm2, false, []);}); | |
44 assertThrowNoGLError(gl, "string for data", | |
45 function(){gl.uniformMatrix2fv(fm2, false, "fm4");}); | |
46 assertGLError(gl, gl.INVALID_VALUE, "too few values to 3fv", | |
47 function(){gl.uniformMatrix3fv(fm3, false, [2,2, 2,2,2, 2,1,2]);}); | |
48 gl.uniformMatrix4fv(fm4, false, [1,0,0,0, 0,2,0,0, 0,0,3,0, 0,0,0,4]); | |
49 gl.uniformMatrix2fv(fm2, false, [2,1, 2,2]); | |
50 gl.uniformMatrix3fv(fm3, false, [2,2,2, 2,2,2, 2,1,2]); | |
51 assertGLError(gl, gl.INVALID_OPERATION, "3fv on mat4", | |
52 function(){gl.uniformMatrix3fv(fm4, false, [1,0,0, 0,2,0, 0,0,3]);}); | |
53 assertGLError(gl, gl.INVALID_OPERATION, "3fv on mat2", | |
54 function(){gl.uniformMatrix3fv(fm2, false, [0,2,1, 0,2,2, 0,0,0]);}); | |
55 assertGLError(gl, gl.INVALID_OPERATION, "2fv om mat3", | |
56 function(){gl.uniformMatrix2fv(fm3, false, [2,2, 2,2]);}); | |
57 for (var ii = 2; ii <= 4; ++ii) { | |
58 var all = []; | |
59 var mats = [[],[]]; | |
60 for (var jj = 0; jj < 2; ++jj) { | |
61 for (var kk = 0; kk < ii * ii; ++kk) { | |
62 mats[jj].push(jj + 1); | |
63 all.push(jj + 1); | |
64 } | |
65 } | |
66 var loc0Name = 'am' + ii + '[0]'; | |
67 var loc1Name = 'am' + ii + '[1]'; | |
68 var loc0 = f.uniform(loc0Name); | |
69 var loc1 = f.uniform(loc1Name); | |
70 var fname = "uniformMatrix" + ii + "fv"; | |
71 assert(loc0Name, loc0 != null); | |
72 assert(loc1Name, loc1 != null); | |
73 assertOk("set array of 2 matrices " + ii + "fv", | |
74 function(){gl[fname].call(gl,loc0, false, all);}); | |
75 var actual = unwrappedGL.getUniform(sh.shader.program, loc0); | |
76 assert("got value for loc0", | |
77 gl.NO_ERROR == checkError(gl, "getUniform loc0")); | |
78 assertArrayEquals(mats[0], actual); | |
79 var actual = unwrappedGL.getUniform(sh.shader.program, loc1); | |
80 assert("got value for loc1", | |
81 gl.NO_ERROR == checkError(gl, "getUniform loc1")); | |
82 assertArrayEquals(mats[1], actual); | |
83 assertOk("set array of second array of 2 matrixes", | |
84 function(){gl[fname].call(gl, loc1, false, mats[0]);}); | |
85 var actual = unwrappedGL.getUniform(sh.shader.program, loc1); | |
86 assert("got value for loc1", | |
87 gl.NO_ERROR == checkError(gl, "getUniform loc1")); | |
88 assertArrayEquals(mats[0], actual); | |
89 var big = mats[1].concat([3]); | |
90 assertGLError(gl, gl.INVALID_VALUE, "set array of first array of 2 matrixe
s plus 1 value", | |
91 function(){gl[fname].call(gl, loc0, false, big);}); | |
92 } | |
93 }); | |
94 var d = new Uint8Array(4); | |
95 gl.readPixels(0,0,1,1,gl.RGBA, gl.UNSIGNED_BYTE, d); | |
96 assertArrayEquals([1,2,3,8], d); | |
97 sh.destroy(); | |
98 } | |
99 | |
100 Tests.endUnit = function(gl) { | |
101 } | |
102 | |
103 </script> | |
104 <script id="foobar-vert" type="x-shader/x-vertex"> | |
105 attribute vec3 Vertex; | |
106 attribute vec2 Tex; | |
107 | |
108 uniform mat2 fm2; | |
109 uniform mat3 fm3; | |
110 uniform mat2 am2[2]; | |
111 uniform mat3 am3[2]; | |
112 uniform mat4 am4[2]; | |
113 | |
114 varying vec4 texCoord0; | |
115 void main() | |
116 { | |
117 texCoord0 = vec4(Tex.s, 1.0-Tex.t, fm2[0][1]+fm3[2][1], 0.0); | |
118 float d = am2[0][1][1] + am3[0][2][2] + am4[0][3][3] + | |
119 am2[1][1][1] + am3[1][2][2] + am4[1][3][3]; | |
120 gl_Position = vec4(Vertex, 1.0 + d * 0.0001); | |
121 } | |
122 </script> | |
123 <script id="foobar-frag" type="x-shader/x-fragment"> | |
124 precision mediump float; | |
125 | |
126 uniform mat4 fm4; | |
127 | |
128 varying vec4 texCoord0; | |
129 void main() | |
130 { | |
131 gl_FragColor = vec4(fm4[0][0]/256.0, fm4[1][1]/256.0, fm4[2][2]/256.0, fm4[3
][3]*texCoord0.z/256.0); | |
132 } | |
133 </script> | |
134 <style>canvas{ position:absolute; }</style> | |
135 </head><body> | |
136 <canvas id="gl" width="16" height="16"></canvas> | |
137 </body></html> | |
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