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annotate src/video/SDL_pixels_c.h @ 5157:fb424691cfc7

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Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
author Sam Lantinga <slouken@libsdl.org>
date Wed, 02 Feb 2011 14:34:54 -0800
parents f7b03b6838cb
children 3a8a452b49f0
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1 /*
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2 SDL - Simple DirectMedia Layer
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3 Copyright (C) 1997-2010 Sam Lantinga
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4
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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 Lesser General Public
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7 License as published by the Free Software Foundation; either
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8 version 2.1 of the License, or (at your option) any later version.
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9
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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 Lesser General Public License for more details.
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14
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15 You should have received a copy of the GNU Lesser General Public
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16 License along with this library; if not, write to the Free Software
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17 Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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18
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19 Sam Lantinga
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20 slouken@libsdl.org
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21 */
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22 #include "SDL_config.h"
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23
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24 /* Useful functions and variables from SDL_pixel.c */
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25
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26 #include "SDL_blit.h"
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27
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28 /* Pixel format functions */
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29 extern SDL_PixelFormat *SDL_AllocFormat(int bpp,
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30 Uint32 Rmask, Uint32 Gmask,
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31 Uint32 Bmask, Uint32 Amask);
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32 extern SDL_PixelFormat *SDL_InitFormat(SDL_PixelFormat * format, int bpp,
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33 Uint32 Rmask, Uint32 Gmask,
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34 Uint32 Bmask, Uint32 Amask);
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35 extern void SDL_FormatChanged(SDL_Surface * surface);
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36 extern void SDL_FreeFormat(SDL_PixelFormat * format);
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37
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38 /* Blit mapping functions */
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39 extern SDL_BlitMap *SDL_AllocBlitMap(void);
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40 extern void SDL_InvalidateMap(SDL_BlitMap * map);
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41 extern int SDL_MapSurface(SDL_Surface * src, SDL_Surface * dst);
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42 extern void SDL_FreeBlitMap(SDL_BlitMap * map);
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44 /* Miscellaneous functions */
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45 extern int SDL_CalculatePitch(SDL_Surface * surface);
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46 extern void SDL_DitherColors(SDL_Color * colors, int bpp);
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47 extern Uint8 SDL_FindColor(SDL_Palette * pal, Uint8 r, Uint8 g, Uint8 b);
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48 extern void SDL_ApplyGamma(Uint16 * gamma, SDL_Color * colors,
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49 SDL_Color * output, int ncolors);
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50
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51 /* vi: set ts=4 sw=4 expandtab: */