/*
    SDL - Simple DirectMedia Layer
    Copyright (C) 1997-2006 Sam Lantinga

    This library is free software; you can redistribute it and/or
    modify it under the terms of the GNU Lesser General Public
    License as published by the Free Software Foundation; either
    version 2.1 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
    Lesser General Public License for more details.

    You should have received a copy of the GNU Lesser General Public
    License along with this library; if not, write to the Free Software
    Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA

    Sam Lantinga
    slouken@libsdl.org
*/
#include "SDL_config.h"

#ifndef _ATARI_C2P_h
#define _ATARI_C2P_h

#include "SDL_stdinc.h"

/*--- Functions pointers ---*/

/* Convert a chunky screen to bitplane screen */

extern void (*SDL_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 ---*/

/* Convert a chunky screen to bitplane screen */

void SDL_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 ---*/

/* Convert a chunky screen to bitplane screen */

void SDL_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 SDL_Atari_C2pConvert4_pal (Uint16 * lightpalette);

#endif /* _ATARI_C2P_h */
/* vi: set ts=4 sw=4 expandtab: */