1
2/*
3** Copyright (c) 2012 The Khronos Group Inc.
4**
5** Permission is hereby granted, free of charge, to any person obtaining a
6** copy of this software and/or associated documentation files (the
7** "Materials"), to deal in the Materials without restriction, including
8** without limitation the rights to use, copy, modify, merge, publish,
9** distribute, sublicense, and/or sell copies of the Materials, and to
10** permit persons to whom the Materials are furnished to do so, subject to
11** the following conditions:
12**
13** The above copyright notice and this permission notice shall be included
14** in all copies or substantial portions of the Materials.
15**
16** THE MATERIALS ARE PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
17** EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
18** MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
19** IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
20** CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
21** TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
22** MATERIALS OR THE USE OR OTHER DEALINGS IN THE MATERIALS.
23*/
24
25
26attribute vec4 gtf_Vertex;
27uniform mat4 gtf_ModelViewProjectionMatrix;
28varying vec4 color;
29
30void main (void)
31{
32	bool result = true;
33	bool a = true;
34	bool b = true;
35
36	if( (a&&b) )
37		result = result && true;
38	else
39		result = result && false;
40
41	if( (a||b) )
42		result = result && true;
43	else
44		result = result && false;
45
46	if( !(a^^b) )
47		result = result && true;
48	else
49		result = result && false;
50
51	a = true;
52	b = false;
53
54	if( !(a&&b) )
55		result = result && true;
56	else
57		result = result && false;
58
59	if( (a||b) )
60		result = result && true;
61	else
62		result = result && false;
63
64	if( (a^^b) )
65		result = result && true;
66	else
67		result = result && false;
68
69	a = false;
70	b = true;
71
72	if( !(a&&b) )
73		result = result && true;
74	else
75		result = result && false;
76
77	if( (a||b) )
78		result = result && true;
79	else
80		result = result && false;
81
82	if( (a^^b) )
83		result = result && true;
84	else
85		result = result && false;
86
87	a = false;
88	b = false;
89
90	if( !(a&&b) )
91		result = result && true;
92	else
93		result = result && false;
94
95	if( !(a||b) )
96		result = result && true;
97	else
98		result = result && false;
99
100	if( !(a^^b) )
101		result = result && true;
102	else
103		result = result && false;
104
105	float gray;
106	if( result )
107	gray=1.0;
108	else gray=0.0;
109	color = vec4(gray, gray, gray, 1.0);
110	gl_Position = gtf_ModelViewProjectionMatrix * gtf_Vertex;
111}
112