src/sdl.c

   1 /***********************************************************
   2 *  Rocks'n'Diamonds -- McDuffin Strikes Back!              *
   3 *----------------------------------------------------------*
   4 *  ©1995 Artsoft Development                               *
   5 *        Holger Schemel                                    *
   6 *        33659 Bielefeld-Senne                             *
   7 *        Telefon: (0521) 493245                            *
   8 *        eMail: aeglos@valinor.owl.de                      *
   9 *               aeglos@uni-paderborn.de                    *
  10 *               q99492@pbhrzx.uni-paderborn.de             *
  11 *----------------------------------------------------------*
  12 *  sdl.c                                                   *
  13 ***********************************************************/
  14
  15 #ifdef USE_SDL_LIBRARY
  16
  17 #include "main.h"
  18
  19 inline void SDLCopyArea(SDL_Surface *src_surface, SDL_Surface *dst_surface,
  20                         int src_x, int src_y,
  21                         int width, int height,
  22                         int dst_x, int dst_y)
  23 {
  24   SDL_Rect src_rect, dst_rect;
  25
  26   src_rect.x = src_x;
  27   src_rect.y = src_y;
  28   src_rect.w = width;
  29   src_rect.h = height;
  30
  31   dst_rect.x = dst_x;
  32   dst_rect.y = dst_y;
  33   dst_rect.w = width;
  34   dst_rect.h = height;
  35
  36   SDL_BlitSurface(src_surface, &src_rect, dst_surface, &dst_rect);
  37   SDL_UpdateRect(dst_surface, dst_x, dst_y, width, height);
  38 }
  39
  40 inline void SDLFillRectangle(SDL_Surface *surface, int x, int y,
  41                              int width, int height, unsigned int color)
  42 {
  43   SDL_Rect rect;
  44   unsigned int color_r = (color >> 2) && 0xff;
  45   unsigned int color_g = (color >> 1) && 0xff;
  46   unsigned int color_b = (color >> 0) && 0xff;
  47
  48   rect.x = x;
  49   rect.y = y;
  50   rect.w = width;
  51   rect.h = height;
  52
  53   SDL_FillRect(surface, &rect,
  54                SDL_MapRGB(surface->format, color_r, color_g, color_b));
  55 }
  56
  57 #endif /* USE_SDL_LIBRARY */