src/video/SDL_pixels_c.h
author Sam Lantinga <slouken@libsdl.org>
Mon, 21 Sep 2009 08:58:51 +0000
branchSDL-1.2
changeset 4214 4250beeb5ad1
parent 4159 a1b03ba2fcd0
child 6137 4720145f848b
permissions -rw-r--r--
Oh yeah, we have GLX support too.
     1 /*
     2     SDL - Simple DirectMedia Layer
     3     Copyright (C) 1997-2009 Sam Lantinga
     4 
     5     This library is free software; you can redistribute it and/or
     6     modify it under the terms of the GNU Lesser General Public
     7     License as published by the Free Software Foundation; either
     8     version 2.1 of the License, or (at your option) any later version.
     9 
    10     This library is distributed in the hope that it will be useful,
    11     but WITHOUT ANY WARRANTY; without even the implied warranty of
    12     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
    13     Lesser General Public License for more details.
    14 
    15     You should have received a copy of the GNU Lesser General Public
    16     License along with this library; if not, write to the Free Software
    17     Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
    18 
    19     Sam Lantinga
    20     slouken@libsdl.org
    21 */
    22 #include "SDL_config.h"
    23 
    24 /* Useful functions and variables from SDL_pixel.c */
    25 
    26 #include "SDL_blit.h"
    27 
    28 /* Pixel format functions */
    29 extern SDL_PixelFormat *SDL_AllocFormat(int bpp,
    30 		Uint32 Rmask, Uint32 Gmask, Uint32 Bmask, Uint32 Amask);
    31 extern SDL_PixelFormat *SDL_ReallocFormat(SDL_Surface *surface, int bpp,
    32 		Uint32 Rmask, Uint32 Gmask, Uint32 Bmask, Uint32 Amask);
    33 extern void SDL_FormatChanged(SDL_Surface *surface);
    34 extern void SDL_FreeFormat(SDL_PixelFormat *format);
    35 
    36 /* Blit mapping functions */
    37 extern SDL_BlitMap *SDL_AllocBlitMap(void);
    38 extern void SDL_InvalidateMap(SDL_BlitMap *map);
    39 extern int SDL_MapSurface (SDL_Surface *src, SDL_Surface *dst);
    40 extern void SDL_FreeBlitMap(SDL_BlitMap *map);
    41 
    42 /* Miscellaneous functions */
    43 extern Uint16 SDL_CalculatePitch(SDL_Surface *surface);
    44 extern void SDL_DitherColors(SDL_Color *colors, int bpp);
    45 extern Uint8 SDL_FindColor(SDL_Palette *pal, Uint8 r, Uint8 g, Uint8 b);
    46 extern void SDL_ApplyGamma(Uint16 *gamma, SDL_Color *colors, SDL_Color *output, int ncolors);