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/*===========================================================================*/
/* */
/* Mesa-3.0 DirectX 6 Driver */
/* */
/* By Leigh McRae */
/* */
/* http://www.altsoftware.com/ */
/* */
/* Copyright (c) 1999-1998 alt.software inc. All Rights Reserved */
/*===========================================================================*/
#ifndef D3D_MESA_ALL_H
#define D3D_MESA_ALL_H
#ifdef __cplusplus
extern "C" {
#endif
/*===========================================================================*/
/* Includes. */
/*===========================================================================*/
#include <stdio.h>
#include <string.h>
/*===========================================================================*/
/* Magic numbers. */
/*===========================================================================*/
#define TM_ACTION_LOAD 0x01
#define TM_ACTION_BIND 0x02
#define TM_ACTION_UPDATE 0x04
#define UM_FATALSHUTDOWN (WM_USER+42)
/*===========================================================================*/
/* Macros defines. */
/*===========================================================================*/
#define ALLOC(cb) malloc( (cb) )
#define FREE(p) { free( (p) ); (p) = NULL; }
/*===========================================================================*/
/* Type defines. */
/*===========================================================================*/
typedef struct _pixel_convert
{
int cb, /* Count in bytes of one pixel. */
rShift, /* Shift count that postions each componet. */
gShift,
bShift,
aShift;
float rScale, /* Value that scales a color that ranges 0.0 -> 1.0 */
gScale, /* to this pixel format. */
bScale,
aScale;
DWORD dwRMask, /* Color mask per component. */
dwGMask,
dwBMask,
dwAMask;
} PIXELINFO, *PPIXELINFO;
typedef struct _d3d_shared_info
{
HWND hwnd;
BOOL bWindow,
bFlipable,
bForceSW,
bHardware;
RECT rectW, /* Window size and postion in screen space. */
rectV; /* Viewport size and postion. */
DWORD dwWidth, /* Current render size for quick checks. */
dwHeight;
PIXELINFO pixel;
DWORD dwSrcBlendCaps[14], /* See D3DCAPS.CPP */
dwDestBlendCaps[14],
dwTexFunc[4];
} MESAD3DSHARED, *PMESAD3DSHARED;
typedef struct _render_options
{
BOOL bForceSoftware, /* TODO: Add user switches. */
bStretchtoPrimary;
} USER_CTRL, *PUSER_CRTL;
enum { s_zero = 0,
s_one,
s_dst_color,
s_one_minus_dst_color,
s_src_alpha,
s_one_minus_src_alpha,
s_dst_alpha,
s_one_minus_dst_alpha,
s_src_alpha_saturate,
s_constant_color,
s_one_minus_constant_color,
s_constant_alpha,
s_one_minus_constant_alpha };
enum { d_zero = 0,
d_one,
d_src_color,
d_one_minus_src_color,
d_src_alpha,
d_one_minus_src_alpha,
d_dst_alpha,
d_one_minus_dst_alpha,
d_constant_color,
d_one_minus_constant_color,
d_constant_alpha,
d_one_minus_constant_alpha };
enum { d3dtblend_decal = 0,
d3dtblend_decalalpha,
d3dtblend_modulate,
d3dtblend_modulatealpha };
/*===========================================================================*/
/* Function prototypes. */
/*===========================================================================*/
PMESAD3DSHARED InitHAL( HWND hwnd );
void TermHAL( PMESAD3DSHARED pShared );
BOOL CreateHAL( PMESAD3DSHARED pShared );
BOOL SetViewportHAL( PMESAD3DSHARED pShared, RECT *pRect, float minZ, float maxZ );
void ClearHAL( PMESAD3DSHARED pShared, DWORD dwFlags, BOOL bAll, int x, int y, int cx, int cy, DWORD dwColor, float zv, DWORD dwStencil );
void SetStateHAL( PMESAD3DSHARED pShared, DWORD dwType, DWORD dwState );
void DrawPrimitiveHAL( PMESAD3DSHARED pShared, D3DPRIMITIVETYPE dptPrimitiveType, D3DTLVERTEX *pVertices, DWORD dwCount );
void SwapBuffersHAL( PMESAD3DSHARED pShared );
DDSURFACEDESC2 *LockHAL( PMESAD3DSHARED pShared, BOOL bBack );
void UnlockHAL( PMESAD3DSHARED pShared, BOOL bBack );
void UpdateScreenPosHAL( PMESAD3DSHARED pShared );
void GetPixelInfoHAL( PMESAD3DSHARED pShared, PPIXELINFO pPixel );
BOOL CreateTMgrHAL( PMESAD3DSHARED pShared, DWORD dwName, int level, DWORD dwRequestFlags, RECT *rectDirty, DWORD dwWidth, DWORD dwHeight, DWORD dwAction, void *pPixels );
void DisableTMgrHAL( PMESAD3DSHARED pShared );
int SaveDIBitmap( char *filename, BITMAPINFO *info, void *bits );
int ARGB_SaveBitmap( char *filename, int width, int height, unsigned char *pARGB );
int BGRA_SaveBitmap( char *filename, int width, int height, unsigned char *pBGRA );
int BGR_SaveBitmap( char *filename, int width, int height, unsigned char *pBGR );
/*===========================================================================*/
/* Global variables. */
/*===========================================================================*/
extern float g_DepthScale, /* Mesa needs to scale Z in SW. The HAL */
g_MaxDepth; /* doesn't but I wanted SW still to work.*/
#ifdef __cplusplus
}
#endif
#endif
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