1 /***************************************************************************
2                           gfx.h  -  description
3                              -------------------
4     begin                : Wed Mar 1 2000
5     copyright            : (C) 2000 by Michael Speck
6     email                :
7  ***************************************************************************/
8 
9 /***************************************************************************
10  *                                                                         *
11  *   This program is free software; you can redistribute it and/or modify  *
12  *   it under the terms of the GNU General Public License as published by  *
13  *   the Free Software Foundation; either version 2 of the License, or     *
14  *   (at your option) any later version.                                   *
15  *                                                                         *
16  ***************************************************************************/
17 
18 #ifndef GFX_H
19 #define GFX_H
20 
21 /*  SDL's graphical hardware support does not work on
22     my computer and so I'm using self-written assembler
23     functions because SDL's software emulation is _much_
24     too slow...
25 */
26 
27 extern unsigned char rrShft;
28 extern unsigned char grShft;
29 extern unsigned char brShft;
30 extern unsigned char rlShft;
31 extern unsigned char glShft;
32 extern unsigned char blShft;
33 extern unsigned int  rMask;
34 extern unsigned int  gMask;
35 extern unsigned int  bMask;
36 extern unsigned char bpp;
37 extern unsigned char pixelsize;
38 extern unsigned int  clp_lx;
39 extern unsigned int  clp_ty;
40 extern unsigned int  clp_rx;
41 extern unsigned int  clp_by;
42 
43 extern "C" {
44 
45 void SD_Pnt(void* d, int dw, int x, int y, int rgb);
46 void SD_Box(void* d, int dw, int x, int y, int w, int h, int rgb);
47 void SD_Rct(void* d, int dw, int x, int y, int w, int h, int rgb);
48 void SD_CBx(void* d, int dw, int x, int y, int w, int h, int rgb, int pct);
49 void SC_Opq(void* d, int dw, int dx, int dy, void* s, int sw, int sx, int sy, int w, int h);
50 void SC_Clp(void* d, int dw, int dx, int dy, void* s, int sw, int sx, int sy, int w, int h);
51 void SC_Trp_11(void* d, int dw, int dx, int dy, void* s, int sw, int sx, int sy, int w, int h);
52 void SC_Trp_X(void* d, int dw, int dx, int dy, void* s, int sw, int sx, int sy, int w, int h, int pct);
53 void SC_Clr_11(void* d, int dw, int dx, int dy, void* src, int sw, int sx, int sy, int w,  int h, int clr);
54 void SC_Clr_X(void* d, int dw, int dx, int dy, void* s, int sw, int sx, int sy, int w,  int h, int clr, int pct);
55 void Gfx_SetClipRgn(int x, int y, int w, int h);
56 
57 };
58 
59 #define RGB(r, g, b) ( (r<<16) | (g<<8) | (b) )
60 
61 #endif
62