reactos/lib/mesa32/src/drivers/windows/gldirect/dglglobals.c

   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:  Global variables.
  34 *
  35 ****************************************************************************/
  36
  37 #include "dglglobals.h"
  38
  39 // =======================================================================
  40 // Global Variables
  41 // =======================================================================
  42
  43 char szCopyright[]      = "Copyright (c) 1998 SciTech Software, Inc.";
  44 char szDllName[]        = "Scitech GLDirect";
  45 char szErrorTitle[]     = "GLDirect Error";
  46
  47 DGL_globals glb;
  48
  49 // Shared result variable
  50 HRESULT hResult;
  51
  52 // ***********************************************************************
  53
  54 // Patch function for missing function in Mesa
  55 int finite(
  56         double x)
  57 {
  58         return _finite(x);
  59 };
  60
  61 // ***********************************************************************
  62
  63 void dglInitGlobals()
  64 {
  65     // Zero all fields just in case
  66     memset(&glb, 0, sizeof(glb));
  67
  68         // Set the global defaults
  69         glb.bPrimary                    = FALSE;                // Not the primary device
  70         glb.bHardware                   = FALSE;                // Not a hardware device
  71 //      glb.bFullscreen                 = FALSE;                // Not running fullscreen
  72         glb.bSquareTextures             = FALSE;                // Device does not need sq
  73         glb.bPAL8                               = FALSE;                // Device cannot do 8bit
  74         glb.dwMemoryType                = DDSCAPS_SYSTEMMEMORY;
  75         glb.dwRendering                 = DGL_RENDER_D3D;
  76
  77         glb.bWaitForRetrace             = TRUE;                 // Sync to vertical retrace
  78         glb.bFullscreenBlit             = FALSE;
  79
  80         glb.nPixelFormatCount   = 0;
  81         glb.lpPF                                = NULL;                 // Pixel format list
  82 #ifndef _USE_GLD3_WGL
  83         glb.nZBufferPFCount             = 0;
  84         glb.lpZBufferPF                 = NULL;
  85         glb.nDisplayModeCount   = 0;
  86         glb.lpDisplayModes              = NULL;
  87         glb.nTextureFormatCount = 0;
  88         glb.lpTextureFormat             = NULL;
  89 #endif // _USE_GLD3_WGL
  90
  91         glb.wMaxSimultaneousTextures = 1;
  92
  93         // Enable support for multitexture, if available.
  94         glb.bMultitexture               = TRUE;
  95
  96         // Enable support for mipmapping
  97         glb.bUseMipmaps                 = TRUE;
  98
  99         // Alpha emulation via chroma key
 100         glb.bEmulateAlphaTest   = FALSE;
 101
 102         // Use Mesa pipeline always (for compatibility)
 103         glb.bForceMesaPipeline  = FALSE;
 104
 105         // Init support for multiple GLRCs
 106         glb.bDirectDraw                 = FALSE;
 107         glb.bDirectDrawPrimary  = FALSE;
 108         glb.bDirect3D                   = FALSE;
 109         glb.bDirect3DDevice             = FALSE;
 110         glb.bDirectDrawStereo   = FALSE;
 111         glb.iDirectDrawStereo   = 0;
 112         glb.hWndActive                  = NULL;
 113         // Init DirectX COM interfaces for multiple GLRCs
 114 //      glb.lpDD4                               = NULL;
 115 //      glb.lpPrimary4                  = NULL;
 116 //      glb.lpBack4                             = NULL;
 117 //      glb.lpDepth4                    = NULL;
 118 //      glb.lpGlobalPalette             = NULL;
 119
 120         // Init special support options
 121         glb.bMessageBoxWarnings = TRUE;
 122         glb.bDirectDrawPersistant = FALSE;
 123         glb.bPersistantBuffers  = FALSE;
 124
 125         // Do not assume single-precision-only FPU (for compatibility)
 126         glb.bFastFPU                    = FALSE;
 127
 128         // Allow hot-key support
 129         glb.bHotKeySupport              = TRUE;
 130
 131         // Default to single-threaded support (for simplicity)
 132         glb.bMultiThreaded              = FALSE;
 133
 134         // Use application-specific customizations (for end-user convenience)
 135         glb.bAppCustomizations  = TRUE;
 136
 137 #ifdef _USE_GLD3_WGL
 138         // Registry/ini-file settings for GLDirect 3.x
 139         glb.dwAdapter                           = 0;    // Primary DX8 adapter
 140         glb.dwTnL                                       = 1;    // MesaSW TnL
 141         glb.dwMultisample                       = 0;    // Multisample Off
 142         glb.dwDriver                            = 2;    // Direct3D HW
 143
 144         // Signal a pixelformat list rebuild
 145         glb.bPixelformatsDirty          = TRUE;
 146 #endif
 147 }
 148
 149 // ***********************************************************************