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
26#ifdef GL_ES
27precision mediump float;
28#endif
29varying vec4 color;
30
31void main (void)
32{
33	int setval = 30;
34
35	if(--setval!=29)
36		if( (setval+=11) == 40)
37			if(setval/4 == 11)
38				setval = 11;
39			else if(setval/4 == 10)
40				if(setval-3 == 37)
41					setval=12;
42				else setval = 9;
43			else setval = 10;
44		else setval = 30;
45	else if(setval == 29)
46		if((setval+=19) != 48)
47			setval = 13;
48		else if((setval+=19) == 29)
49			setval = 28;
50		else setval = 53;
51	else setval = 32;
52	float gray;
53	if( setval == 53 )
54	gray=1.0;
55	else gray=0.0;
56	gl_FragColor = vec4(gray, gray, gray, 1.0);
57}
58