| |
| /* |
| ** Copyright (c) 2012 The Khronos Group Inc. |
| ** |
| ** Permission is hereby granted, free of charge, to any person obtaining a |
| ** copy of this software and/or associated documentation files (the |
| ** "Materials"), to deal in the Materials without restriction, including |
| ** without limitation the rights to use, copy, modify, merge, publish, |
| ** distribute, sublicense, and/or sell copies of the Materials, and to |
| ** permit persons to whom the Materials are furnished to do so, subject to |
| ** the following conditions: |
| ** |
| ** The above copyright notice and this permission notice shall be included |
| ** in all copies or substantial portions of the Materials. |
| ** |
| ** THE MATERIALS ARE PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, |
| ** EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF |
| ** MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. |
| ** IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY |
| ** CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, |
| ** TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE |
| ** MATERIALS OR THE USE OR OTHER DEALINGS IN THE MATERIALS. |
| */ |
| |
| |
| #ifdef GL_ES |
| precision mediump float; |
| #endif |
| varying vec4 color; |
| |
| void main (void) |
| { |
| int setval = 30; |
| |
| if(--setval!=29) |
| if( (setval+=11) == 40) |
| if(setval/4 == 11) |
| setval = 11; |
| else if(setval/4 == 10) |
| if(setval-3 == 37) |
| setval=12; |
| else setval = 9; |
| else setval = 10; |
| else setval = 30; |
| else if(setval == 29) |
| if((setval+=19) != 48) |
| setval = 13; |
| else if((setval+=19) == 29) |
| setval = 28; |
| else setval = 53; |
| else setval = 32; |
| float gray; |
| if( setval == 53 ) |
| gray=1.0; |
| else gray=0.0; |
| gl_FragColor = vec4(gray, gray, gray, 1.0); |
| } |