diff src/video/SDL_pixels_c.h @ 0:74212992fb08

Initial revision
author Sam Lantinga <slouken@lokigames.com>
date Thu, 26 Apr 2001 16:45:43 +0000
parents
children e8157fcb3114
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--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/video/SDL_pixels_c.h	Thu Apr 26 16:45:43 2001 +0000
@@ -0,0 +1,50 @@
+/*
+    SDL - Simple DirectMedia Layer
+    Copyright (C) 1997, 1998, 1999, 2000, 2001  Sam Lantinga
+
+    This library is free software; you can redistribute it and/or
+    modify it under the terms of the GNU Library General Public
+    License as published by the Free Software Foundation; either
+    version 2 of the License, or (at your option) any later version.
+
+    This library is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+    Library General Public License for more details.
+
+    You should have received a copy of the GNU Library General Public
+    License along with this library; if not, write to the Free
+    Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+
+    Sam Lantinga
+    slouken@devolution.com
+*/
+
+#ifdef SAVE_RCSID
+static char rcsid =
+ "@(#) $Id$";
+#endif
+
+/* Useful functions and variables from SDL_pixel.c */
+
+#include "SDL_blit.h"
+
+/* Pixel format functions */
+extern SDL_PixelFormat *SDL_AllocFormat(int bpp,
+		Uint32 Rmask, Uint32 Gmask, Uint32 Bmask, Uint32 Amask);
+extern SDL_PixelFormat *SDL_ReallocFormat(SDL_Surface *surface, int bpp,
+		Uint32 Rmask, Uint32 Gmask, Uint32 Bmask, Uint32 Amask);
+extern void SDL_FormatChanged(SDL_Surface *surface);
+extern void SDL_FreeFormat(SDL_PixelFormat *format);
+
+/* Blit mapping functions */
+extern SDL_BlitMap *SDL_AllocBlitMap(void);
+extern void SDL_InvalidateMap(SDL_BlitMap *map);
+extern int SDL_MapSurface (SDL_Surface *src, SDL_Surface *dst);
+extern void SDL_FreeBlitMap(SDL_BlitMap *map);
+
+/* Miscellaneous functions */
+extern Uint16 SDL_CalculatePitch(SDL_Surface *surface);
+extern void SDL_DitherColors(SDL_Color *colors, int bpp);
+extern Uint8 SDL_FindColor(SDL_Palette *pal, Uint8 r, Uint8 g, Uint8 b);
+extern void SDL_ApplyGamma(Uint16 *gamma, SDL_Color *colors, SDL_Color *output, int ncolors);