src/mesa/drivers/d3d/D3DShared.h

   1 /*===========================================================================*/
   2 /*                                                                           */
   3 /* Mesa-3.0 DirectX 6 Driver                                                 */
   4 /*                                                                           */
   5 /* By Leigh McRae                                                            */
   6 /*                                                                           */
   7 /* http://www.altsoftware.com/                                               */
   8 /*                                                                           */
   9 /* Copyright (c) 1999-1998  alt.software inc.  All Rights Reserved           */
  10 /*===========================================================================*/
  11 #ifndef D3D_MESA_ALL_H
  12 #define D3D_MESA_ALL_H
  13
  14 #ifdef __cplusplus
  15 extern "C" {
  16 #endif
  17
  18 /*===========================================================================*/
  19 /* Includes.                                                                 */
  20 /*===========================================================================*/
  21 #include <stdio.h>
  22 #include <string.h>
  23 /*===========================================================================*/
  24 /* Magic numbers.                                                            */
  25 /*===========================================================================*/
  26 #define TM_ACTION_LOAD      0x01
  27 #define         TM_ACTION_BIND      0x02
  28 #define         TM_ACTION_UPDATE        0x04
  29
  30 #define UM_FATALSHUTDOWN        (WM_USER+42)
  31 /*===========================================================================*/
  32 /* Macros defines.                                                           */
  33 /*===========================================================================*/
  34 #define  ALLOC(cb)            malloc( (cb) )
  35 #define  FREE(p)              { free( (p) ); (p) = NULL; }
  36 /*===========================================================================*/
  37 /* Type defines.                                                             */
  38 /*===========================================================================*/
  39 typedef struct _pixel_convert
  40 {
  41   int   cb,                     /* Count in bytes of one pixel. */
  42           rShift,               /* Shift count that postions each componet. */
  43              gShift,
  44              bShift,
  45           aShift;
  46   float   rScale,               /* Value that scales a color that ranges 0.0 -> 1.0 */
  47           gScale,               /* to this pixel format.                            */
  48           bScale,
  49           aScale;
  50   DWORD   dwRMask,              /* Color mask per component. */
  51              dwGMask,
  52           dwBMask,
  53           dwAMask;
  54
  55 } PIXELINFO, *PPIXELINFO;
  56
  57
  58 typedef struct _d3d_shared_info
  59 {
  60   HWND          hwnd;
  61   BOOL          bWindow,
  62                bFlipable,
  63                bForceSW,
  64                bHardware;
  65   RECT          rectW,                  /* Window size and postion in screen space. */
  66                rectV;                   /* Viewport size and postion. */
  67   DWORD         dwWidth,                        /* Current render size for quick checks. */
  68                dwHeight;
  69
  70   PIXELINFO     pixel;
  71   DWORD         dwSrcBlendCaps[14],     /* See D3DCAPS.CPP */
  72                dwDestBlendCaps[14],
  73                dwTexFunc[4];
  74
  75 } MESAD3DSHARED, *PMESAD3DSHARED;
  76
  77 typedef struct _render_options
  78 {
  79   BOOL  bForceSoftware,         /* TODO: Add user switches. */
  80              bStretchtoPrimary;
  81
  82 } USER_CTRL, *PUSER_CRTL;
  83
  84 enum { s_zero = 0,
  85           s_one,
  86           s_dst_color,
  87           s_one_minus_dst_color,
  88           s_src_alpha,
  89           s_one_minus_src_alpha,
  90           s_dst_alpha,
  91           s_one_minus_dst_alpha,
  92           s_src_alpha_saturate,
  93           s_constant_color,
  94           s_one_minus_constant_color,
  95           s_constant_alpha,
  96           s_one_minus_constant_alpha };
  97
  98 enum { d_zero = 0,
  99           d_one,
 100           d_src_color,
 101           d_one_minus_src_color,
 102           d_src_alpha,
 103           d_one_minus_src_alpha,
 104           d_dst_alpha,
 105           d_one_minus_dst_alpha,
 106           d_constant_color,
 107           d_one_minus_constant_color,
 108           d_constant_alpha,
 109           d_one_minus_constant_alpha };
 110
 111 enum { d3dtblend_decal = 0,
 112           d3dtblend_decalalpha,
 113           d3dtblend_modulate,
 114           d3dtblend_modulatealpha };
 115
 116 /*===========================================================================*/
 117 /* Function prototypes.                                                      */
 118 /*===========================================================================*/
 119 PMESAD3DSHARED  InitHAL( HWND hwnd );
 120 void            TermHAL( PMESAD3DSHARED pShared );
 121 BOOL            CreateHAL( PMESAD3DSHARED pShared );
 122 BOOL            SetViewportHAL( PMESAD3DSHARED pShared, RECT *pRect, float minZ, float maxZ  );
 123
 124 void ClearHAL( PMESAD3DSHARED pShared, DWORD dwFlags, BOOL bAll, int x, int y, int cx, int cy, DWORD dwColor, float zv, DWORD dwStencil );
 125 void SetStateHAL( PMESAD3DSHARED pShared, DWORD dwType, DWORD dwState );
 126 void DrawPrimitiveHAL( PMESAD3DSHARED pShared, D3DPRIMITIVETYPE dptPrimitiveType, D3DTLVERTEX *pVertices, DWORD dwCount );
 127
 128 void            SwapBuffersHAL( PMESAD3DSHARED pShared );
 129 DDSURFACEDESC2 *LockHAL( PMESAD3DSHARED pShared, BOOL bBack );
 130 void            UnlockHAL( PMESAD3DSHARED pShared, BOOL bBack );
 131 void            UpdateScreenPosHAL( PMESAD3DSHARED pShared );
 132 void                    GetPixelInfoHAL( PMESAD3DSHARED pShared, PPIXELINFO pPixel );
 133 BOOL CreateTMgrHAL( PMESAD3DSHARED pShared, DWORD dwName, int level, DWORD dwRequestFlags, RECT *rectDirty, DWORD dwWidth, DWORD dwHeight, DWORD dwAction, void *pPixels );
 134 void DisableTMgrHAL( PMESAD3DSHARED pShared );
 135
 136
 137 int  SaveDIBitmap( char *filename, BITMAPINFO *info, void *bits );
 138 int     ARGB_SaveBitmap( char *filename, int width, int height, unsigned char *pARGB );
 139 int  BGRA_SaveBitmap( char *filename, int width, int height, unsigned char *pBGRA );
 140 int  BGR_SaveBitmap( char *filename, int width, int height, unsigned char *pBGR );
 141 /*===========================================================================*/
 142 /* Global variables.                                                         */
 143 /*===========================================================================*/
 144 extern float    g_DepthScale,   /* Mesa needs to scale Z in SW.  The HAL */
 145                g_MaxDepth;    /* doesn't but I wanted SW still to work.*/
 146
 147 #ifdef __cplusplus
 148 }
 149 #endif
 150
 151 #endif
 152
 153
 154