1 /***************************************************************************
2                             gpu.h  -  description
3                              -------------------
4     begin                : Sun Mar 08 2009
5     copyright            : (C) 1999-2009 by Pete Bernert
6     web                  : www.pbernert.com
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. See also the license.txt file for *
15  *   additional informations.                                              *
16  *                                                                         *
17  ***************************************************************************/
18 
19 #ifndef _GPU_INTERNALS_H
20 #define _GPU_INTERNALS_H
21 
22 #define PRED(x)   ((x << 3) & 0xF8)
23 #define PBLUE(x)  ((x >> 2) & 0xF8)
24 #define PGREEN(x) ((x >> 7) & 0xF8)
25 
26 #define RED(x) (x & 0xff)
27 #define BLUE(x) ((x>>16) & 0xff)
28 #define GREEN(x) ((x>>8) & 0xff)
29 #define COLOR(x) (x & 0xffffff)
30 
31 void           DoSnapShot(void);
32 void           updateDisplay(void);
33 void           updateFrontDisplay(void);
34 void           SetAutoFrameCap(void);
35 void           SetAspectRatio(void);
36 void           CheckVRamRead(int x, int y, int dx, int dy,BOOL bFront);
37 void           CheckVRamReadEx(int x, int y, int dx, int dy);
38 void           SetFixes(void);
39 
40 #endif // _GPU_INTERNALS_H
41