dlls/wined3d/wined3d_main.c

   1 /*
   2  * Direct3D wine internal interface main
   3  *
   4  * Copyright 2002-2003 The wine-d3d team
   5  * Copyright 2002-2003 Raphael Junqueira
   6  * Copyright 2004      Jason Edmeades
   7  *
   8  * This library is free software; you can redistribute it and/or
   9  * modify it under the terms of the GNU Lesser General Public
  10  * License as published by the Free Software Foundation; either
  11  * version 2.1 of the License, or (at your option) any later version.
  12  *
  13  * This library is distributed in the hope that it will be useful,
  14  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  15  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  16  * Lesser General Public License for more details.
  17  *
  18  * You should have received a copy of the GNU Lesser General Public
  19  * License along with this library; if not, write to the Free Software
  20  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  21  */
  22
  23 #include "config.h"
  24
  25 #include "initguid.h"
  26 #include "wined3d_private.h"
  27
  28 WINE_DEFAULT_DEBUG_CHANNEL(wine_d3d);
  29
  30 int num_lock = 0;
  31 void (*wine_tsx11_lock_ptr)(void) = NULL;
  32 void (*wine_tsx11_unlock_ptr)(void) = NULL;
  33
  34
  35 wined3d_settings_t wined3d_settings =
  36 {
  37   VS_HW,   /* Hardware by default */
  38   PS_NONE, /* Disabled by default */
  39   VBO_HW,   /* Hardware by default */
  40   FALSE    /* Use of GLSL disabled by default */
  41 };
  42
  43 WineD3DGlobalStatistics *wineD3DGlobalStatistics = NULL;
  44 CRITICAL_SECTION resourceStoreCriticalSection;
  45
  46 long globalChangeGlRam(long glram){
  47     /* FIXME: replace this function with object tracking */
  48     int result;
  49
  50     EnterCriticalSection(&resourceStoreCriticalSection); /* this is overkill really, but I suppose it should be thread safe */
  51     wineD3DGlobalStatistics->glsurfaceram     += glram;
  52     TRACE("Adjusted gl ram by %ld to %d\n", glram, wineD3DGlobalStatistics->glsurfaceram);
  53     result = wineD3DGlobalStatistics->glsurfaceram;
  54     LeaveCriticalSection(&resourceStoreCriticalSection);
  55     return result;
  56
  57 }
  58
  59 IWineD3D* WINAPI WineDirect3DCreate(UINT SDKVersion, UINT dxVersion, IUnknown *parent) {
  60     IWineD3DImpl* object = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(IWineD3DImpl));
  61     object->lpVtbl = &IWineD3D_Vtbl;
  62     object->dxVersion = dxVersion;
  63     object->ref = 1;
  64     object->parent = parent;
  65
  66     /* TODO: Move this off to device and possibly x11drv */
  67     /* Create a critical section for a dll global data store */
  68     InitializeCriticalSectionAndSpinCount(&resourceStoreCriticalSection, 0x80000400);
  69
  70     /*Create a structure for storing global data in*/
  71     if(wineD3DGlobalStatistics == NULL){
  72         TRACE("Createing global statistics store\n");
  73         wineD3DGlobalStatistics = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(*wineD3DGlobalStatistics));
  74
  75     }
  76
  77
  78     TRACE("Created WineD3D object @ %p for d3d%d support\n", object, dxVersion);
  79
  80     return (IWineD3D *)object;
  81 }
  82
  83 inline static DWORD get_config_key(HKEY defkey, HKEY appkey, const char* name, char* buffer, DWORD size)
  84 {
  85     if (0 != appkey && !RegQueryValueExA( appkey, name, 0, NULL, (LPBYTE) buffer, &size )) return 0;
  86     if (0 != defkey && !RegQueryValueExA( defkey, name, 0, NULL, (LPBYTE) buffer, &size )) return 0;
  87     return ERROR_FILE_NOT_FOUND;
  88 }
  89
  90 /* At process attach */
  91 BOOL WINAPI DllMain(HINSTANCE hInstDLL, DWORD fdwReason, LPVOID lpv)
  92 {
  93     TRACE("WineD3D DLLMain Reason=%ld\n", fdwReason);
  94     if (fdwReason == DLL_PROCESS_ATTACH)
  95     {
  96        HMODULE mod;
  97        char buffer[MAX_PATH+10];
  98        DWORD size = sizeof(buffer);
  99        HKEY hkey = 0;
 100        HKEY appkey = 0;
 101        DWORD len;
 102
 103        DisableThreadLibraryCalls(hInstDLL);
 104
 105        mod = GetModuleHandleA( "winex11.drv" );
 106        if (mod)
 107        {
 108            wine_tsx11_lock_ptr   = (void *)GetProcAddress( mod, "wine_tsx11_lock" );
 109            wine_tsx11_unlock_ptr = (void *)GetProcAddress( mod, "wine_tsx11_unlock" );
 110        }
 111        /* @@ Wine registry key: HKCU\Software\Wine\Direct3D */
 112        if ( RegOpenKeyA( HKEY_CURRENT_USER, "Software\\Wine\\Direct3D", &hkey ) ) hkey = 0;
 113
 114        len = GetModuleFileNameA( 0, buffer, MAX_PATH );
 115        if (len && len < MAX_PATH)
 116        {
 117             HKEY tmpkey;
 118             /* @@ Wine registry key: HKCU\Software\Wine\AppDefaults\app.exe\Direct3D */
 119             if (!RegOpenKeyA( HKEY_CURRENT_USER, "Software\\Wine\\AppDefaults", &tmpkey ))
 120             {
 121                 char *p, *appname = buffer;
 122                 if ((p = strrchr( appname, '/' ))) appname = p + 1;
 123                 if ((p = strrchr( appname, '\\' ))) appname = p + 1;
 124                 strcat( appname, "\\Direct3D" );
 125                 TRACE("appname = [%s]\n", appname);
 126                 if (RegOpenKeyA( tmpkey, appname, &appkey )) appkey = 0;
 127                 RegCloseKey( tmpkey );
 128             }
 129        }
 130
 131        if ( 0 != hkey || 0 != appkey )
 132        {
 133             if ( !get_config_key( hkey, appkey, "VertexShaderMode", buffer, size) )
 134             {
 135                 if (!strcmp(buffer,"none"))
 136                 {
 137                     TRACE("Disable vertex shaders\n");
 138                     wined3d_settings.vs_mode = VS_NONE;
 139                 }
 140                 else if (!strcmp(buffer,"emulation"))
 141                 {
 142                     TRACE("Force SW vertex shaders\n");
 143                     wined3d_settings.vs_mode = VS_SW;
 144                 }
 145             }
 146             if ( !get_config_key( hkey, appkey, "PixelShaderMode", buffer, size) )
 147             {
 148                 if (!strcmp(buffer,"enabled"))
 149                 {
 150                     TRACE("Allow pixel shaders\n");
 151                     wined3d_settings.ps_mode = PS_HW;
 152                 }
 153                 if (!strcmp(buffer,"disabled"))
 154                 {
 155                     TRACE("Disable pixel shaders\n");
 156                     wined3d_settings.ps_mode = PS_NONE;
 157                 }
 158             }
 159             if ( !get_config_key( hkey, appkey, "VertexBufferMode", buffer, size) )
 160             {
 161                 if (!strcmp(buffer,"none"))
 162                 {
 163                     TRACE("Disable Vertex Buffer Hardware support\n");
 164                     wined3d_settings.vbo_mode = VBO_NONE;
 165                 }
 166                 else if (!strcmp(buffer,"hardware"))
 167                 {
 168                     TRACE("Allow Vertex Buffer Hardware support\n");
 169                     wined3d_settings.vbo_mode = VBO_HW;
 170                 }
 171             }
 172             if ( !get_config_key( hkey, appkey, "UseGLSL", buffer, size) )
 173             {
 174                 if (!strcmp(buffer,"enabled"))
 175                 {
 176                     TRACE("Use of GL Shading Language enabled for systems that support it\n");
 177                     wined3d_settings.glslRequested = TRUE;
 178                 }
 179                 else
 180                 {
 181                     TRACE("Use of GL Shading Language disabled\n");
 182                 }
 183             }
 184             if ( !get_config_key( hkey, appkey, "Nonpower2Mode", buffer, size) )
 185             {
 186                 if (!strcmp(buffer,"none"))
 187                 {
 188                     TRACE("Using default non-power2 textures\n");
 189                     wined3d_settings.nonpower2_mode = NP2_NONE;
 190
 191                 }
 192                 else if (!strcmp(buffer,"repack"))
 193                 {
 194                     TRACE("Repacking non-power2 textre\n");
 195                     wined3d_settings.nonpower2_mode = NP2_REPACK;
 196                 }
 197                 /* There will be a couple of other choices for nonpow2, they are: TextureRecrangle and OpenGL 2 */
 198             }
 199        }
 200        if (wined3d_settings.vs_mode == VS_HW)
 201            TRACE("Allow HW vertex shaders\n");
 202        if (wined3d_settings.ps_mode == PS_NONE)
 203            TRACE("Disable pixel shaders\n");
 204        if (wined3d_settings.vbo_mode == VBO_NONE)
 205            TRACE("Disable Vertex Buffer Hardware support\n");
 206        if (wined3d_settings.glslRequested)
 207            TRACE("If supported by your system, GL Shading Language will be used\n");
 208        if (wined3d_settings.nonpower2_mode == NP2_REPACK)
 209            TRACE("Repacking non-power2 textures\n");
 210
 211        if (appkey) RegCloseKey( appkey );
 212        if (hkey) RegCloseKey( hkey );
 213     }
 214     return TRUE;
 215 }