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
  50 long globalChangeGlRam(long glram){
  51     /* FIXME: replace this function with object tracking */
  52     int result;
  53
  54     wineD3DGlobalStatistics->glsurfaceram     += glram;
  55     TRACE("Adjusted gl ram by %ld to %d\n", glram, wineD3DGlobalStatistics->glsurfaceram);
  56     result = wineD3DGlobalStatistics->glsurfaceram;
  57     return result;
  58
  59 }
  60
  61 IWineD3D* WINAPI WineDirect3DCreate(UINT SDKVersion, UINT dxVersion, IUnknown *parent) {
  62     IWineD3DImpl* object;
  63
  64     if (!InitAdapters()) {
  65         ERR("Failed to initialize direct3d adapters\n");
  66         return NULL;
  67     }
  68
  69     object = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(IWineD3DImpl));
  70     object->lpVtbl = &IWineD3D_Vtbl;
  71     object->dxVersion = dxVersion;
  72     object->ref = 1;
  73     object->parent = parent;
  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     TRACE("Created WineD3D object @ %p for d3d%d support\n", object, dxVersion);
  83
  84     return (IWineD3D *)object;
  85 }
  86
  87 static inline DWORD get_config_key(HKEY defkey, HKEY appkey, const char* name, char* buffer, DWORD size)
  88 {
  89     if (0 != appkey && !RegQueryValueExA( appkey, name, 0, NULL, (LPBYTE) buffer, &size )) return 0;
  90     if (0 != defkey && !RegQueryValueExA( defkey, name, 0, NULL, (LPBYTE) buffer, &size )) return 0;
  91     return ERROR_FILE_NOT_FOUND;
  92 }
  93
  94 /* At process attach */
  95 BOOL WINAPI DllMain(HINSTANCE hInstDLL, DWORD fdwReason, LPVOID lpv)
  96 {
  97     TRACE("WineD3D DLLMain Reason=%d\n", fdwReason);
  98     if (fdwReason == DLL_PROCESS_ATTACH)
  99     {
 100        HMODULE mod;
 101        char buffer[MAX_PATH+10];
 102        DWORD size = sizeof(buffer);
 103        HKEY hkey = 0;
 104        HKEY appkey = 0;
 105        DWORD len;
 106        wined3d_settings.emulated_textureram = 64*1024*1024;
 107
 108        DisableThreadLibraryCalls(hInstDLL);
 109
 110        mod = GetModuleHandleA( "winex11.drv" );
 111        if (mod)
 112        {
 113            wine_tsx11_lock_ptr   = (void *)GetProcAddress( mod, "wine_tsx11_lock" );
 114            wine_tsx11_unlock_ptr = (void *)GetProcAddress( mod, "wine_tsx11_unlock" );
 115        }
 116        /* @@ Wine registry key: HKCU\Software\Wine\Direct3D */
 117        if ( RegOpenKeyA( HKEY_CURRENT_USER, "Software\\Wine\\Direct3D", &hkey ) ) hkey = 0;
 118
 119        len = GetModuleFileNameA( 0, buffer, MAX_PATH );
 120        if (len && len < MAX_PATH)
 121        {
 122             HKEY tmpkey;
 123             /* @@ Wine registry key: HKCU\Software\Wine\AppDefaults\app.exe\Direct3D */
 124             if (!RegOpenKeyA( HKEY_CURRENT_USER, "Software\\Wine\\AppDefaults", &tmpkey ))
 125             {
 126                 char *p, *appname = buffer;
 127                 if ((p = strrchr( appname, '/' ))) appname = p + 1;
 128                 if ((p = strrchr( appname, '\\' ))) appname = p + 1;
 129                 strcat( appname, "\\Direct3D" );
 130                 TRACE("appname = [%s]\n", appname);
 131                 if (RegOpenKeyA( tmpkey, appname, &appkey )) appkey = 0;
 132                 RegCloseKey( tmpkey );
 133             }
 134        }
 135
 136        if ( 0 != hkey || 0 != appkey )
 137        {
 138             if ( !get_config_key( hkey, appkey, "VertexShaderMode", buffer, size) )
 139             {
 140                 if (!strcmp(buffer,"none"))
 141                 {
 142                     TRACE("Disable vertex shaders\n");
 143                     wined3d_settings.vs_mode = VS_NONE;
 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, "OffscreenRenderingMode", buffer, size) )
 185             {
 186                 if (!strcmp(buffer,"backbuffer"))
 187                 {
 188                     TRACE("Using the backbuffer for offscreen rendering\n");
 189                     wined3d_settings.offscreen_rendering_mode = ORM_BACKBUFFER;
 190                 }
 191                 else if (!strcmp(buffer,"pbuffer"))
 192                 {
 193                     TRACE("Using PBuffers for offscreen rendering\n");
 194                     wined3d_settings.offscreen_rendering_mode = ORM_PBUFFER;
 195                 }
 196                 else if (!strcmp(buffer,"fbo"))
 197                 {
 198                     TRACE("Using FBOs for offscreen rendering\n");
 199                     wined3d_settings.offscreen_rendering_mode = ORM_FBO;
 200                 }
 201             }
 202             if ( !get_config_key( hkey, appkey, "RenderTargetLockMode", buffer, size) )
 203             {
 204                 if (!strcmp(buffer,"disabled"))
 205                 {
 206                     TRACE("Disabling render target locking\n");
 207                     wined3d_settings.rendertargetlock_mode = RTL_DISABLE;
 208                 }
 209                 else if (!strcmp(buffer,"readdraw"))
 210                 {
 211                     TRACE("Using glReadPixels for render target reading and glDrawPixels for writing\n");
 212                     wined3d_settings.rendertargetlock_mode = RTL_READDRAW;
 213                 }
 214                 else if (!strcmp(buffer,"readtex"))
 215                 {
 216                     TRACE("Using glReadPixels for render target reading and textures for writing\n");
 217                     wined3d_settings.rendertargetlock_mode = RTL_READTEX;
 218                 }
 219                 else if (!strcmp(buffer,"texdraw"))
 220                 {
 221                     TRACE("Using textures for render target reading and glDrawPixels for writing\n");
 222                     wined3d_settings.rendertargetlock_mode = RTL_TEXDRAW;
 223                 }
 224                 else if (!strcmp(buffer,"textex"))
 225                 {
 226                     TRACE("Reading render targets via textures and writing via textures\n");
 227                     wined3d_settings.rendertargetlock_mode = RTL_TEXTEX;
 228                 }
 229             }
 230             if ( !get_config_key( hkey, appkey, "VideoMemorySize", buffer, size) )
 231             {
 232                 int TmpVideoMemorySize = atoi(buffer);
 233                 if(TmpVideoMemorySize > 0)
 234                 {
 235                     wined3d_settings.emulated_textureram = TmpVideoMemorySize *1024*1024;
 236                     TRACE("Use %iMB = %d byte for emulated_textureram\n",
 237                             TmpVideoMemorySize,
 238                             wined3d_settings.emulated_textureram);
 239                 }
 240                 else
 241                     ERR("VideoMemorySize is %i but must be >0\n", TmpVideoMemorySize);
 242             }
 243        }
 244        if (wined3d_settings.vs_mode == VS_HW)
 245            TRACE("Allow HW vertex shaders\n");
 246        if (wined3d_settings.ps_mode == PS_NONE)
 247            TRACE("Disable pixel shaders\n");
 248        if (wined3d_settings.vbo_mode == VBO_NONE)
 249            TRACE("Disable Vertex Buffer Hardware support\n");
 250        if (wined3d_settings.glslRequested)
 251            TRACE("If supported by your system, GL Shading Language will be used\n");
 252
 253        if (appkey) RegCloseKey( appkey );
 254        if (hkey) RegCloseKey( hkey );
 255     }
 256     return TRUE;
 257 }