--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/video/ataricommon/SDL_ataric2p_s.h	Sun Feb 17 19:54:28 2002 +0000
@@ -0,0 +1,95 @@
+/*
+    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@libsdl.org
+*/
+
+#ifdef SAVE_RCSID
+static char rcsid =
+ "@(#) $Id$";
+#endif
+
+#ifndef _ATARI_C2P_h
+#define _ATARI_C2P_h
+
+#include "SDL_types.h"
+
+/*--- Variables ---*/
+
+extern Uint8 Atari_table_c2p[2048];	/* Used by conversions routines */
+
+/*--- Functions pointers ---*/
+
+/* Initialize conversion table */
+
+extern void (*Atari_C2pInit)(void);
+
+/* Convert a chunky screen to bitplane screen */
+
+extern void (*Atari_C2pConvert)(
+	Uint8 *src,			/* Source screen (one byte=one pixel) */
+	Uint8 *dest,		/* Destination (4/8 bits planes) */
+	Uint32 width,		/* Dimensions of screen to convert */
+	Uint32 height,
+	Uint32 dblligne,	/* Double the lines when converting ? */
+	Uint32 srcpitch,	/* Length of one source line in bytes */
+	Uint32 dstpitch		/* Length of one destination line in bytes */
+);
+
+/*--- 8 bits functions ---*/
+
+/* Initialize conversion table */
+
+void Atari_C2pInit8(void);
+
+/* Convert a chunky screen to bitplane screen */
+
+void Atari_C2pConvert8(
+	Uint8 *src,			/* Source screen (one byte=one pixel) */
+	Uint8 *dest,		/* Destination (8 bits planes) */
+	Uint32 width,		/* Dimensions of screen to convert */
+	Uint32 height,
+	Uint32 dblligne,	/* Double the lines when converting ? */
+	Uint32 srcpitch,	/* Length of one source line in bytes */
+	Uint32 dstpitch		/* Length of one destination line in bytes */
+);
+
+/*--- 4 bits functions ---*/
+
+/* Initialize conversion table */
+
+void Atari_C2pInit4(void);
+
+/* Convert a chunky screen to bitplane screen */
+
+void Atari_C2pConvert4(
+	Uint8 *src,			/* Source screen (one byte=one pixel) */
+	Uint8 *dest,		/* Destination (4 bits planes) */
+	Uint32 width,		/* Dimensions of screen to convert */
+	Uint32 height,
+	Uint32 dblligne,	/* Double the lines when converting ? */
+	Uint32 srcpitch,	/* Length of one source line in bytes */
+	Uint32 dstpitch		/* Length of one destination line in bytes */
+);
+
+/* Conversion palette */
+
+void Atari_C2pConvert4_pal(Uint16 *lightpalette);
+
+#endif /* _ATARI_C2P_h */