src/video/sdl_masks.hpp

   1 /*
   2 Copyright © 2007-2008 Kővágó Zoltán <DirtY.iCE.hu@gmail.com>
   3
   4 This program is free software; you can redistribute it and/or
   5 modify it under the terms of the GNU General Public License
   6 as published by the Free Software Foundation; either version 2
   7 of the License, or (at your option) any later version.
   8
   9 This program is distributed in the hope that it will be useful,
  10 but WITHOUT ANY WARRANTY; without even the implied warranty of
  11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
  12
  13 See the GNU General Public License for more details.
  14
  15 You should have received a copy of the GNU General Public License
  16 along with this program; if not, write to the Free Software
  17 Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
  18
  19 */
  20
  21 #ifndef VIDEO_SDL_MASKS_HPP
  22 #define VIDEO_SDL_MASKS_HPP
  23
  24 #include <SDL_endian.h>
  25
  26 namespace Video
  27 {
  28
  29 #if SDL_BYTEORDER == SDL_BIG_ENDIAN
  30     const unsigned int rmask = 0xff000000;
  31     const unsigned int gmask = 0x00ff0000;
  32     const unsigned int bmask = 0x0000ff00;
  33     const unsigned int amask = 0x000000ff;
  34 #else
  35     const unsigned int rmask = 0x000000ff;
  36     const unsigned int gmask = 0x0000ff00;
  37     const unsigned int bmask = 0x00ff0000;
  38     const unsigned int amask = 0xff000000;
  39 #endif
  40
  41 }
  42
  43 #endif //VIDEO_SDL_MASKS_HPP