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 /* When updating default value here, make sure to update winecfg as well,
  36  * where appropriate. */
  37 wined3d_settings_t wined3d_settings =
  38 {
  39     VS_HW,          /* Hardware by default */
  40     PS_HW,          /* Hardware by default */
  41     VBO_HW,         /* Hardware by default */
  42     FALSE,          /* Use of GLSL disabled by default */
  43     ORM_BACKBUFFER, /* Use the backbuffer to do offscreen rendering */
  44     RTL_AUTO,       /* Automatically determine best locking method */
  45     64*1024*1024    /* 64MB texture memory by default */
  46 };
  47
  48 WineD3DGlobalStatistics *wineD3DGlobalStatistics = NULL;
  49 CRITICAL_SECTION resourceStoreCriticalSection;
  50
  51 long globalChangeGlRam(long glram){
  52     /* FIXME: replace this function with object tracking */
  53     int result;
  54
  55     EnterCriticalSection(&resourceStoreCriticalSection); /* this is overkill really, but I suppose it should be thread safe */
  56     wineD3DGlobalStatistics->glsurfaceram     += glram;
  57     TRACE("Adjusted gl ram by %ld to %d\n", glram, wineD3DGlobalStatistics->glsurfaceram);
  58     result = wineD3DGlobalStatistics->glsurfaceram;
  59     LeaveCriticalSection(&resourceStoreCriticalSection);
  60     return result;
  61
  62 }
  63
  64 IWineD3D* WINAPI WineDirect3DCreate(UINT SDKVersion, UINT dxVersion, IUnknown *parent) {
  65     IWineD3DImpl* object = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(IWineD3DImpl));
  66     object->lpVtbl = &IWineD3D_Vtbl;
  67     object->dxVersion = dxVersion;
  68     object->ref = 1;
  69     object->parent = parent;
  70
  71     /* TODO: Move this off to device and possibly x11drv */
  72     /* Create a critical section for a dll global data store */
  73     InitializeCriticalSectionAndSpinCount(&resourceStoreCriticalSection, 0x80000400);
  74
  75     /*Create a structure for storing global data in*/
  76     if(wineD3DGlobalStatistics == NULL){
  77         TRACE("Creating global statistics store\n");
  78         wineD3DGlobalStatistics = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(*wineD3DGlobalStatistics));
  79
  80     }
  81
  82
  83     TRACE("Created WineD3D object @ %p for d3d%d support\n", object, dxVersion);
  84
  85     return (IWineD3D *)object;
  86 }
  87
  88 static inline DWORD get_config_key(HKEY defkey, HKEY appkey, const char* name, char* buffer, DWORD size)
  89 {
  90     if (0 != appkey && !RegQueryValueExA( appkey, name, 0, NULL, (LPBYTE) buffer, &size )) return 0;
  91     if (0 != defkey && !RegQueryValueExA( defkey, name, 0, NULL, (LPBYTE) buffer, &size )) return 0;
  92     return ERROR_FILE_NOT_FOUND;
  93 }
  94
  95 /* At process attach */
  96 BOOL WINAPI DllMain(HINSTANCE hInstDLL, DWORD fdwReason, LPVOID lpv)
  97 {
  98     TRACE("WineD3D DLLMain Reason=%d\n", fdwReason);
  99     if (fdwReason == DLL_PROCESS_ATTACH)
 100     {
 101        HMODULE mod;
 102        char buffer[MAX_PATH+10];
 103        DWORD size = sizeof(buffer);
 104        HKEY hkey = 0;
 105        HKEY appkey = 0;
 106        DWORD len;
 107        wined3d_settings.emulated_textureram = 64*1024*1024;
 108
 109        DisableThreadLibraryCalls(hInstDLL);
 110
 111        mod = GetModuleHandleA( "winex11.drv" );
 112        if (mod)
 113        {
 114            wine_tsx11_lock_ptr   = (void *)GetProcAddress( mod, "wine_tsx11_lock" );
 115            wine_tsx11_unlock_ptr = (void *)GetProcAddress( mod, "wine_tsx11_unlock" );
 116        }
 117        /* @@ Wine registry key: HKCU\Software\Wine\Direct3D */
 118        if ( RegOpenKeyA( HKEY_CURRENT_USER, "Software\\Wine\\Direct3D", &hkey ) ) hkey = 0;
 119
 120        len = GetModuleFileNameA( 0, buffer, MAX_PATH );
 121        if (len && len < MAX_PATH)
 122        {
 123             HKEY tmpkey;
 124             /* @@ Wine registry key: HKCU\Software\Wine\AppDefaults\app.exe\Direct3D */
 125             if (!RegOpenKeyA( HKEY_CURRENT_USER, "Software\\Wine\\AppDefaults", &tmpkey ))
 126             {
 127                 char *p, *appname = buffer;
 128                 if ((p = strrchr( appname, '/' ))) appname = p + 1;
 129                 if ((p = strrchr( appname, '\\' ))) appname = p + 1;
 130                 strcat( appname, "\\Direct3D" );
 131                 TRACE("appname = [%s]\n", appname);
 132                 if (RegOpenKeyA( tmpkey, appname, &appkey )) appkey = 0;
 133                 RegCloseKey( tmpkey );
 134             }
 135        }
 136
 137        if ( 0 != hkey || 0 != appkey )
 138        {
 139             if ( !get_config_key( hkey, appkey, "VertexShaderMode", buffer, size) )
 140             {
 141                 if (!strcmp(buffer,"none"))
 142                 {
 143                     TRACE("Disable vertex shaders\n");
 144                     wined3d_settings.vs_mode = VS_NONE;
 145                 }
 146             }
 147             if ( !get_config_key( hkey, appkey, "PixelShaderMode", buffer, size) )
 148             {
 149                 if (!strcmp(buffer,"enabled"))
 150                 {
 151                     TRACE("Allow pixel shaders\n");
 152                     wined3d_settings.ps_mode = PS_HW;
 153                 }
 154                 if (!strcmp(buffer,"disabled"))
 155                 {
 156                     TRACE("Disable pixel shaders\n");
 157                     wined3d_settings.ps_mode = PS_NONE;
 158                 }
 159             }
 160             if ( !get_config_key( hkey, appkey, "VertexBufferMode", buffer, size) )
 161             {
 162                 if (!strcmp(buffer,"none"))
 163                 {
 164                     TRACE("Disable Vertex Buffer Hardware support\n");
 165                     wined3d_settings.vbo_mode = VBO_NONE;
 166                 }
 167                 else if (!strcmp(buffer,"hardware"))
 168                 {
 169                     TRACE("Allow Vertex Buffer Hardware support\n");
 170                     wined3d_settings.vbo_mode = VBO_HW;
 171                 }
 172             }
 173             if ( !get_config_key( hkey, appkey, "UseGLSL", buffer, size) )
 174             {
 175                 if (!strcmp(buffer,"enabled"))
 176                 {
 177                     TRACE("Use of GL Shading Language enabled for systems that support it\n");
 178                     wined3d_settings.glslRequested = TRUE;
 179                 }
 180                 else
 181                 {
 182                     TRACE("Use of GL Shading Language disabled\n");
 183                 }
 184             }
 185             if ( !get_config_key( hkey, appkey, "OffscreenRenderingMode", buffer, size) )
 186             {
 187                 if (!strcmp(buffer,"backbuffer"))
 188                 {
 189                     TRACE("Using the backbuffer for offscreen rendering\n");
 190                     wined3d_settings.offscreen_rendering_mode = ORM_BACKBUFFER;
 191                 }
 192                 else if (!strcmp(buffer,"pbuffer"))
 193                 {
 194                     TRACE("Using PBuffers for offscreen rendering\n");
 195                     wined3d_settings.offscreen_rendering_mode = ORM_PBUFFER;
 196                 }
 197                 else if (!strcmp(buffer,"fbo"))
 198                 {
 199                     TRACE("Using FBOs for offscreen rendering\n");
 200                     wined3d_settings.offscreen_rendering_mode = ORM_FBO;
 201                 }
 202             }
 203             if ( !get_config_key( hkey, appkey, "RenderTargetLockMode", buffer, size) )
 204             {
 205                 if (!strcmp(buffer,"disabled"))
 206                 {
 207                     TRACE("Disabling render target locking\n");
 208                     wined3d_settings.rendertargetlock_mode = RTL_DISABLE;
 209                 }
 210                 else if (!strcmp(buffer,"readdraw"))
 211                 {
 212                     TRACE("Using glReadPixels for render target reading and glDrawPixels for writing\n");
 213                     wined3d_settings.rendertargetlock_mode = RTL_READDRAW;
 214                 }
 215                 else if (!strcmp(buffer,"readtex"))
 216                 {
 217                     TRACE("Using glReadPixels for render target reading and textures for writing\n");
 218                     wined3d_settings.rendertargetlock_mode = RTL_READTEX;
 219                 }
 220                 else if (!strcmp(buffer,"texdraw"))
 221                 {
 222                     TRACE("Using textures for render target reading and glDrawPixels for writing\n");
 223                     wined3d_settings.rendertargetlock_mode = RTL_TEXDRAW;
 224                 }
 225                 else if (!strcmp(buffer,"textex"))
 226                 {
 227                     TRACE("Reading render targets via textures and writing via textures\n");
 228                     wined3d_settings.rendertargetlock_mode = RTL_TEXTEX;
 229                 }
 230             }
 231             if ( !get_config_key( hkey, appkey, "VideoMemorySize", buffer, size) )
 232             {
 233                 int TmpVideoMemorySize = atoi(buffer);
 234                 if(TmpVideoMemorySize > 0)
 235                 {
 236                     wined3d_settings.emulated_textureram = TmpVideoMemorySize *1024*1024;
 237                     TRACE("Use %iMB = %d byte for emulated_textureram\n",
 238                             TmpVideoMemorySize,
 239                             wined3d_settings.emulated_textureram);
 240                 }
 241                 else
 242                     ERR("VideoMemorySize is %i but must be >0\n", TmpVideoMemorySize);
 243             }
 244        }
 245        if (wined3d_settings.vs_mode == VS_HW)
 246            TRACE("Allow HW vertex shaders\n");
 247        if (wined3d_settings.ps_mode == PS_NONE)
 248            TRACE("Disable pixel shaders\n");
 249        if (wined3d_settings.vbo_mode == VBO_NONE)
 250            TRACE("Disable Vertex Buffer Hardware support\n");
 251        if (wined3d_settings.glslRequested)
 252            TRACE("If supported by your system, GL Shading Language will be used\n");
 253
 254        if (appkey) RegCloseKey( appkey );
 255        if (hkey) RegCloseKey( hkey );
 256     }
 257     return TRUE;
 258 }