Mercurial > sdl-ios-xcode
annotate src/video/SDL_pixels_c.h @ 543:522e5202014d
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author | Sam Lantinga <slouken@libsdl.org> |
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date | Sun, 17 Nov 2002 18:59:10 +0000 |
parents | f6ffac90895c |
children | b8d311d90021 |
rev | line source |
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0 | 1 /* |
2 SDL - Simple DirectMedia Layer | |
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Updated copyright information for 2002
Sam Lantinga <slouken@libsdl.org>
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3 Copyright (C) 1997, 1998, 1999, 2000, 2001, 2002 Sam Lantinga |
0 | 4 |
5 This library is free software; you can redistribute it and/or | |
6 modify it under the terms of the GNU Library General Public | |
7 License as published by the Free Software Foundation; either | |
8 version 2 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 Library General Public License for more details. | |
14 | |
15 You should have received a copy of the GNU Library General Public | |
16 License along with this library; if not, write to the Free | |
17 Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA | |
18 | |
19 Sam Lantinga | |
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Updated the source with the correct e-mail address
Sam Lantinga <slouken@libsdl.org>
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20 slouken@libsdl.org |
0 | 21 */ |
22 | |
23 #ifdef SAVE_RCSID | |
24 static char rcsid = | |
25 "@(#) $Id$"; | |
26 #endif | |
27 | |
28 /* Useful functions and variables from SDL_pixel.c */ | |
29 | |
30 #include "SDL_blit.h" | |
31 | |
32 /* Pixel format functions */ | |
33 extern SDL_PixelFormat *SDL_AllocFormat(int bpp, | |
34 Uint32 Rmask, Uint32 Gmask, Uint32 Bmask, Uint32 Amask); | |
35 extern SDL_PixelFormat *SDL_ReallocFormat(SDL_Surface *surface, int bpp, | |
36 Uint32 Rmask, Uint32 Gmask, Uint32 Bmask, Uint32 Amask); | |
37 extern void SDL_FormatChanged(SDL_Surface *surface); | |
38 extern void SDL_FreeFormat(SDL_PixelFormat *format); | |
39 | |
40 /* Blit mapping functions */ | |
41 extern SDL_BlitMap *SDL_AllocBlitMap(void); | |
42 extern void SDL_InvalidateMap(SDL_BlitMap *map); | |
43 extern int SDL_MapSurface (SDL_Surface *src, SDL_Surface *dst); | |
44 extern void SDL_FreeBlitMap(SDL_BlitMap *map); | |
45 | |
46 /* Miscellaneous functions */ | |
47 extern Uint16 SDL_CalculatePitch(SDL_Surface *surface); | |
48 extern void SDL_DitherColors(SDL_Color *colors, int bpp); | |
49 extern Uint8 SDL_FindColor(SDL_Palette *pal, Uint8 r, Uint8 g, Uint8 b); | |
50 extern void SDL_ApplyGamma(Uint16 *gamma, SDL_Color *colors, SDL_Color *output, int ncolors); |