/*!
  \file Draw_Pixel.c
  \author Mario Palomo <mpalomo@ihman.com>
  \author Jose M. de la Huerga Fernández
  \author Pepe González Mora
  \date 05-2002

  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
*/
#define SDL_DRAW_PUTPIXEL_BPP(A, B, C)  \
*(##A##(##B##(Uint8*)super->pixels + y*super->pitch + x*SDL_DRAW_BPP))=##C##;

#if SDL_DRAW_BPP == 1
#define SDL_DRAW_PUTPIXEL SDL_DRAW_PUTPIXEL_BPP(0+,0+,(Uint8)color)

#elif SDL_DRAW_BPP == 2
#define SDL_DRAW_PUTPIXEL SDL_DRAW_PUTPIXEL_BPP((Uint16*),0+,(Uint16)color)

#elif SDL_DRAW_BPP == 3
#define SDL_DRAW_PUTPIXEL \
  SDL_DRAW_PUTPIXEL_BPP(0+,1+,colorbyte1)   \
  if (SDL_BYTEORDER == SDL_BIG_ENDIAN) {         \
    SDL_DRAW_PUTPIXEL_BPP(0+,0+,colorbyte2)   \
    SDL_DRAW_PUTPIXEL_BPP(0+,2+,colorbyte0) \
  }else{                                         \
    SDL_DRAW_PUTPIXEL_BPP(0+,0+,colorbyte0)   \
    SDL_DRAW_PUTPIXEL_BPP(0+,2+,colorbyte2) \
  }

#elif SDL_DRAW_BPP == 4
#define SDL_DRAW_PUTPIXEL SDL_DRAW_PUTPIXEL_BPP((Uint32*),0+,color)

#endif /*SDL_DRAW_BPP*/


void SDL_DRAWFUNCTION(SDL_Surface *super,
                      Sint16 x, Sint16 y, Uint32 color)
{
#if SDL_DRAW_BPP == 3
  Uint8 colorbyte0 = (Uint8) (color & 0xff);
  Uint8 colorbyte1 = (Uint8) ((color >> 8) & 0xff);
  Uint8 colorbyte2 = (Uint8) ((color >> 16) & 0xff);
#endif

  SDL_DRAW_PUTPIXEL

}/*Draw_Pixel*/


#undef SDL_DRAW_PUTPIXEL
#undef SDL_DRAW_PUTPIXEL_BPP