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| Rev | Author | Line No. | Line |
|---|---|---|---|
| 8210 | maxcodehac | 1 | /* |
| 2 | SDL - Simple DirectMedia Layer |
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| 3 | Copyright (C) 1997, 1998, 1999, 2000, 2001 Sam Lantinga |
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| 4 | |||
| 5 | This library is free software; you can redistribute it and/or |
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| 6 | modify it under the terms of the GNU Library General Public |
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| 7 | License as published by the Free Software Foundation; either |
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| 8 | version 2 of the License, or (at your option) any later version. |
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| 9 | |||
| 10 | This library is distributed in the hope that it will be useful, |
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| 11 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
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| 12 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
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| 13 | Library General Public License for more details. |
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| 14 | |||
| 15 | You should have received a copy of the GNU Library General Public |
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| 16 | License along with this library; if not, write to the Free |
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| 17 | Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
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| 18 | |||
| 19 | Sam Lantinga |
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| 20 | slouken@devolution.com |
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| 21 | */ |
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| 22 | |||
| 23 | #ifdef SAVE_RCSID |
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| 24 | static char rcsid = |
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| 25 | "@(#) $Id: SDL_pixels_c.h,v 1.2 2001/04/26 16:50:18 hercules Exp $"; |
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| 26 | #endif |
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| 27 | |||
| 28 | /* Useful functions and variables from SDL_pixel.c */ |
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| 29 | |||
| 30 | #include "SDL_blit.h" |
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| 31 | |||
| 32 | /* Pixel format functions */ |
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| 33 | extern SDL_PixelFormat *SDL_AllocFormat(int bpp, |
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| 34 | Uint32 Rmask, Uint32 Gmask, Uint32 Bmask, Uint32 Amask); |
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| 35 | extern SDL_PixelFormat *SDL_ReallocFormat(SDL_Surface *surface, int bpp, |
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| 36 | Uint32 Rmask, Uint32 Gmask, Uint32 Bmask, Uint32 Amask); |
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| 37 | extern void SDL_FormatChanged(SDL_Surface *surface); |
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| 38 | extern void SDL_FreeFormat(SDL_PixelFormat *format); |
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| 39 | |||
| 40 | /* Blit mapping functions */ |
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| 41 | extern SDL_BlitMap *SDL_AllocBlitMap(void); |
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| 42 | extern void SDL_InvalidateMap(SDL_BlitMap *map); |
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| 43 | extern int SDL_MapSurface (SDL_Surface *src, SDL_Surface *dst); |
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| 44 | extern void SDL_FreeBlitMap(SDL_BlitMap *map); |
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| 45 | |||
| 46 | /* Miscellaneous functions */ |
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| 47 | extern Uint16 SDL_CalculatePitch(SDL_Surface *surface); |
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| 48 | extern void SDL_DitherColors(SDL_Color *colors, int bpp); |
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| 49 | extern Uint8 SDL_FindColor(SDL_Palette *pal, Uint8 r, Uint8 g, Uint8 b); |
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| 50 | extern void SDL_ApplyGamma(Uint16 *gamma, SDL_Color *colors, SDL_Color *output, int ncolors); |