src/mesa/drivers/windows/gldirect/dglglobals.h

   1 /****************************************************************************
   2 *
   3 *                        Mesa 3-D graphics library
   4 *                        Direct3D Driver Interface
   5 *
   6 *  ========================================================================
   7 *
   8 *   Copyright (C) 1991-2004 SciTech Software, Inc. All rights reserved.
   9 *
  10 *   Permission is hereby granted, free of charge, to any person obtaining a
  11 *   copy of this software and associated documentation files (the "Software"),
  12 *   to deal in the Software without restriction, including without limitation
  13 *   the rights to use, copy, modify, merge, publish, distribute, sublicense,
  14 *   and/or sell copies of the Software, and to permit persons to whom the
  15 *   Software is furnished to do so, subject to the following conditions:
  16 *
  17 *   The above copyright notice and this permission notice shall be included
  18 *   in all copies or substantial portions of the Software.
  19 *
  20 *   THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
  21 *   OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  22 *   FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
  23 *   SCITECH SOFTWARE INC BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
  24 *   WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF
  25 *   OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
  26 *   SOFTWARE.
  27 *
  28 *  ======================================================================
  29 *
  30 * Language:     ANSI C
  31 * Environment:  Windows 9x (Win32)
  32 *
  33 * Description:  Globals.
  34 *
  35 ****************************************************************************/
  36
  37 #ifndef __DGLGLOBALS_H
  38 #define __DGLGLOBALS_H
  39
  40 #include "dglcontext.h"
  41 #include "dglpf.h"              // Pixel format
  42 #ifndef _USE_GLD3_WGL
  43 #include "d3dtexture.h"
  44 #endif
  45
  46 /*---------------------- Macros and type definitions ----------------------*/
  47
  48 typedef enum {
  49         DGL_RENDER_MESASW               = 0,
  50         DGL_RENDER_D3D                  = 1,
  51         DGL_RENDER_FORCE_DWORD  = 0x7ffffff,
  52 } DGL_renderType;
  53
  54 #ifdef _USE_GLD3_WGL
  55
  56 // Same as DGL_renderType? KeithH
  57 typedef enum {
  58         GLDS_DRIVER_MESA_SW                     = 0,    // Mesa SW rendering
  59         GLDS_DRIVER_REF                         = 1,    // Direct3D Reference Rasteriser
  60         GLDS_DRIVER_HAL                         = 2,    // Direct3D HW rendering
  61 } GLDS_DRIVER;
  62
  63 typedef enum {
  64         GLDS_TNL_DEFAULT                        = 0,    // Choose best TnL method
  65         GLDS_TNL_MESA                           = 1,    // Mesa TnL
  66         GLDS_TNL_D3DSW                          = 2,    // D3D Software TnL
  67         GLDS_TNL_D3DHW                          = 3,    // D3D Hardware TnL
  68 } GLDS_TNL;
  69
  70 typedef enum {
  71         GLDS_MULTISAMPLE_NONE           = 0,
  72         GLDS_MULTISAMPLE_FASTEST        = 1,
  73         GLDS_MULTISAMPLE_NICEST         = 2,
  74 } GLDS_MULTISAMPLE;
  75 #endif
  76
  77 typedef struct {
  78         // Registry settings
  79         char                            szDDName[MAX_DDDEVICEID_STRING]; // DirectDraw device name
  80         char                            szD3DName[MAX_DDDEVICEID_STRING]; // Direct3D driver name
  81         BOOL                            bPrimary; // Is ddraw device the Primary device?
  82         BOOL                            bHardware; // Is the d3d driver a Hardware driver?
  83 #ifndef _USE_GLD3_WGL
  84         GUID                            ddGuid; // GUID of the ddraw device
  85         GUID                            d3dGuid; // GUID of the direct3d driver
  86 #endif // _USE_GLD3_WGL
  87 //      BOOL                            bFullscreen; // Force fullscreen - only useful for primary adaptors.
  88         BOOL                            bSquareTextures; // Does this driver require square textures?
  89         DWORD               dwRendering; // Type of rendering required
  90
  91         BOOL                            bWaitForRetrace; // Sync to vertical retrace
  92         BOOL                            bFullscreenBlit; // Use Blt instead of Flip in fullscreen modes
  93
  94         // Multitexture
  95         BOOL                            bMultitexture;
  96
  97         BOOL                            bUseMipmaps;
  98
  99         DWORD                           dwMemoryType; // Sysmem or Vidmem
 100
 101         // Global palette
 102         BOOL                            bPAL8;
 103         DDPIXELFORMAT           ddpfPAL8;
 104
 105         // Multitexture
 106         WORD                            wMaxSimultaneousTextures;
 107
 108         // Win32 internals
 109         BOOL                            bAppActive; // Keep track of Alt-Tab
 110         LONG                            lpfnWndProc; // WndProc of calling app
 111
 112         // Pixel Format Descriptior list.
 113         int                                     nPixelFormatCount;
 114         DGL_pixelFormat         *lpPF;
 115 #ifndef _USE_GLD3_WGL
 116         // ZBuffer pixel formats
 117         int                                     nZBufferPFCount; // Count of Zbuffer pixel formats
 118         DDPIXELFORMAT           *lpZBufferPF; // ZBuffer pixel formats
 119
 120         // Display modes (for secondary devices)
 121         int                                     nDisplayModeCount;
 122         DDSURFACEDESC2          *lpDisplayModes;
 123
 124         // Texture pixel formats
 125         int                                     nTextureFormatCount;
 126         DGL_textureFormat       *lpTextureFormat;
 127 #endif // _USE_GLD3_WGL
 128         // Alpha emulation via chroma key
 129         BOOL                            bEmulateAlphaTest;
 130
 131         // Geom pipeline override.
 132         // If this is set TRUE then the D3D pipeline will never be used,
 133         // and the Mesa pipline will always be used.
 134         BOOL                            bForceMesaPipeline;
 135
 136 #ifdef _USE_GLD3_WGL
 137         BOOL                            bPixelformatsDirty;     // Signal a list rebuild
 138 #endif
 139
 140         // Additional globals to support multiple GL rendering contexts, GLRCs
 141         BOOL                            bDirectDraw;                    // DirectDraw interface exists ?
 142         BOOL                            bDirectDrawPrimary;             // DirectDraw primary surface exists ?
 143         BOOL                            bDirect3D;                              // Direct3D interface exists ?
 144         BOOL                            bDirect3DDevice;                // Direct3D device exists ?
 145
 146         BOOL                            bDirectDrawStereo;              // DirectDraw Stereo driver started ?
 147         int                             iDirectDrawStereo;              // DirectDraw Stereo driver reference count
 148         HWND                            hWndActive;                             // copy of active window
 149
 150     // Copies of DirectX COM interfaces for re-referencing across multiple GLRCs
 151 //      IDirectDraw4                    *lpDD4;                         // copy of DirectDraw interface
 152 //      IDirectDrawSurface4             *lpPrimary4;            // copy of DirectDraw primary surface
 153 //      IDirectDrawSurface4             *lpBack4;
 154 //      IDirectDrawSurface4             *lpDepth4;
 155 //      IDirectDrawPalette              *lpGlobalPalette;
 156
 157         // Aids for heavy-duty MFC-windowed OGL apps, like AutoCAD
 158         BOOL                            bMessageBoxWarnings;    // popup message box warning
 159         BOOL                            bDirectDrawPersistant;  // DirectDraw is persisitant
 160         BOOL                            bPersistantBuffers;     // DirectDraw buffers persisitant
 161
 162         // FPU setup option for CAD precision (AutoCAD) vs GAME speed (Quake)
 163         BOOL                            bFastFPU;                               // single-precision-only FPU ?
 164
 165         // Hot-Key support, like for real-time stereo parallax adjustments
 166         BOOL                            bHotKeySupport;                 // hot-key support ?
 167
 168         // Multi-threaded support, for apps like 3DStudio
 169         BOOL                            bMultiThreaded;                 // multi-threaded ?
 170
 171         // Detect and use app-specific customizations for apps like 3DStudio
 172         BOOL                            bAppCustomizations;             // app customizations ?
 173
 174 #ifdef _USE_GLD3_WGL
 175         DWORD                           dwAdapter;                              // Primary DX8 adapter
 176         DWORD                           dwTnL;                                  // MesaSW TnL
 177         DWORD                           dwMultisample;                  // Multisample Off
 178         DWORD                           dwDriver;                               // Direct3D HW
 179         void                            *pDrvPrivate;                   // Driver-specific data
 180 #endif
 181
 182 } DGL_globals;
 183
 184 /*------------------------- Function Prototypes ---------------------------*/
 185
 186 #ifdef  __cplusplus
 187 extern "C" {
 188 #endif
 189
 190 DGL_globals     glb;
 191
 192 void            dglInitGlobals();
 193
 194 #ifdef  __cplusplus
 195 }
 196 #endif
 197
 198 #endif