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/* File name : wmesadef.h
* Version : 2.3
*
* Header file for display driver for Mesa 2.3 under
* Windows95, WindowsNT and Win32
*
* Copyright (C) 1996- Li Wei
* Address : Institute of Artificial Intelligence
* : & Robotics
* : Xi'an Jiaotong University
* Email : liwei@aiar.xjtu.edu.cn
* Web page : http://sun.aiar.xjtu.edu.cn
*
* This file and its associations are partially based on the
* Windows NT driver for Mesa, written by Mark Leaming
* (mark@rsinc.com).
*/
/*
* $Log: wmesadef.h,v
* Revision 1.1.1.1 1999/08/19 00:55:42 jt
* Imported source
* Revision 1.3 1999/01/03 03:08:57 brian
* Ted Jump's change
*
* Initial version 1997/6/14 CST by Li Wei(liwei@aiar.xjtu.edu.cn)
*/
/*
* $Log: wmesadef.h,v
* Revision 1.1.1.1 1999/08/19 00:55:42 jt
* Imported source
* Revision 1.3 1999/01/03 03:08:57 brian
* Ted Jump's change
*
* Revision 2.1 1996/11/15 10:54:00 CST by Li Wei(liwei@aiar.xjtu.edu.cn)
* a new element added to wmesa_context :
* dither_flag
*/
/*
* $Log: wmesadef.h,v
* Revision 1.1.1.1 1999/08/19 00:55:42 jt
* Imported source
* Revision 1.3 1999/01/03 03:08:57 brian
* Ted Jump's change
*
* Revision 2.0 1996/11/15 10:54:00 CST by Li Wei(liwei@aiar.xjtu.edu.cn)
* Initial revision
*/
#ifndef DDMESADEF_H
#define DDMESADEF_H
// uncomment this to use DirectDraw driver
//#define DDRAW 1
// uncomment this to use a pointer to a function for setting the pixels
// in the buffer
#define COMPILE_SETPIXEL 1
// uncomment this to enable the fast win32 rasterizers ( commented out for MesaGL 4.0 )
// #define FAST_RASTERIZERS 1
// uncomment this to enable setting function pointers once inside of
// WMesaCreateContext instead of on every call to wmesa_update_state()
#define SET_FPOINTERS_ONCE 1
#include <windows.h>
#include <GL\gl.h>
#include "context.h"
#ifdef DDRAW
#define DIRECTDRAW_VERSION 0x0100
#include <ddraw.h>
#endif
//#include "profile.h"
#define REDBITS 0x03
#define REDSHIFT 0x00
#define GREENBITS 0x03
#define GREENSHIFT 0x03
#define BLUEBITS 0x02
#define BLUESHIFT 0x06
typedef struct _dibSection{
HDC hDC;
HANDLE hFileMap;
BOOL fFlushed;
LPVOID base;
}WMDIBSECTION, *PWMDIBSECTION;
#ifdef COMPILE_SETPIXEL
struct wmesa_context;
typedef void (*SETPIXELTYPE)(struct wmesa_context *pwc, int iScanLine, int iPixel, BYTE r, BYTE g, BYTE b);
#endif
typedef struct wmesa_context{
GLcontext *gl_ctx; /* The core GL/Mesa context */
GLvisual *gl_visual; /* Describes the buffers */
GLframebuffer *gl_buffer; /* Depth, stencil, accum, etc buffers */
HWND Window;
HDC hDC;
HPALETTE hPalette;
HPALETTE hOldPalette;
HPEN hPen;
HPEN hOldPen;
HCURSOR hOldCursor;
COLORREF crColor;
// 3D projection stuff
RECT drawRect;
UINT uiDIBoffset;
// OpenGL stuff
HPALETTE hGLPalette;
GLuint width;
GLuint height;
GLuint ScanWidth;
GLboolean db_flag; //* double buffered?
GLboolean rgb_flag; //* RGB mode?
GLboolean dither_flag; //* use dither when 256 color mode for RGB?
GLuint depth; //* bits per pixel (1, 8, 24, etc)
ULONG pixel; // current color index or RGBA pixel value
ULONG clearpixel; //* pixel for clearing the color buffers
PBYTE ScreenMem; // WinG memory
BITMAPINFO *IndexFormat;
HPALETTE hPal; // Current Palette
HPALETTE hPalHalfTone;
WMDIBSECTION dib;
BITMAPINFO bmi;
HBITMAP hbmDIB;
HBITMAP hOldBitmap;
HBITMAP Old_Compat_BM;
HBITMAP Compat_BM; // Bitmap for double buffering
PBYTE pbPixels;
int nColors;
BYTE cColorBits;
int pixelformat;
#ifdef DDRAW
LPDIRECTDRAW lpDD; // DirectDraw object
// LPDIRECTDRAW2 lpDD2; // DirectDraw object
LPDIRECTDRAWSURFACE lpDDSPrimary; // DirectDraw primary surface
LPDIRECTDRAWSURFACE lpDDSOffScreen; // DirectDraw off screen surface
LPDIRECTDRAWPALETTE lpDDPal; // DirectDraw palette
BOOL bActive; // is application active?
DDSURFACEDESC ddsd; // surface description
int fullScreen; // fullscreen ?
int gMode ; // fullscreen mode
LONG oldWndProc; // old Window proc. we need to hook WM_MOVE message to update the drawing rectangle
#endif
RECT rectOffScreen;
RECT rectSurface;
HWND hwnd;
DWORD pitch;
PBYTE addrOffScreen;
#ifdef COMPILE_SETPIXEL
SETPIXELTYPE wmSetPixel;
#endif // COMPILE_SETPIXEL
//#ifdef PROFILE
// MESAPROF profile;
//#endif
} *PWMC;
#define PAGE_FILE 0xffffffff
#endif
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