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         WARN("Failed to initialize direct3d adapters, Direct3D will not be available\n");
  66         if(dxVersion > 7) {
  67             ERR("Direct3D%d is not available without opengl\n", dxVersion);
  68             return NULL;
  69         }
  70     }
  71
  72     object = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(IWineD3DImpl));
  73     object->lpVtbl = &IWineD3D_Vtbl;
  74     object->dxVersion = dxVersion;
  75     object->ref = 1;
  76     object->parent = parent;
  77
  78     /*Create a structure for storing global data in*/
  79     if(wineD3DGlobalStatistics == NULL){
  80         TRACE("Creating global statistics store\n");
  81         wineD3DGlobalStatistics = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(*wineD3DGlobalStatistics));
  82
  83     }
  84
  85     TRACE("Created WineD3D object @ %p for d3d%d support\n", object, dxVersion);
  86
  87     return (IWineD3D *)object;
  88 }
  89
  90 static inline DWORD get_config_key(HKEY defkey, HKEY appkey, const char* name, char* buffer, DWORD size)
  91 {
  92     if (0 != appkey && !RegQueryValueExA( appkey, name, 0, NULL, (LPBYTE) buffer, &size )) return 0;
  93     if (0 != defkey && !RegQueryValueExA( defkey, name, 0, NULL, (LPBYTE) buffer, &size )) return 0;
  94     return ERROR_FILE_NOT_FOUND;
  95 }
  96
  97 /* At process attach */
  98 BOOL WINAPI DllMain(HINSTANCE hInstDLL, DWORD fdwReason, LPVOID lpv)
  99 {
 100     TRACE("WineD3D DLLMain Reason=%d\n", fdwReason);
 101     if (fdwReason == DLL_PROCESS_ATTACH)
 102     {
 103        HMODULE mod;
 104        char buffer[MAX_PATH+10];
 105        DWORD size = sizeof(buffer);
 106        HKEY hkey = 0;
 107        HKEY appkey = 0;
 108        DWORD len;
 109        wined3d_settings.emulated_textureram = 64*1024*1024;
 110
 111        DisableThreadLibraryCalls(hInstDLL);
 112
 113        mod = GetModuleHandleA( "winex11.drv" );
 114        if (mod)
 115        {
 116            wine_tsx11_lock_ptr   = (void *)GetProcAddress( mod, "wine_tsx11_lock" );
 117            wine_tsx11_unlock_ptr = (void *)GetProcAddress( mod, "wine_tsx11_unlock" );
 118        }
 119        /* @@ Wine registry key: HKCU\Software\Wine\Direct3D */
 120        if ( RegOpenKeyA( HKEY_CURRENT_USER, "Software\\Wine\\Direct3D", &hkey ) ) hkey = 0;
 121
 122        len = GetModuleFileNameA( 0, buffer, MAX_PATH );
 123        if (len && len < MAX_PATH)
 124        {
 125             HKEY tmpkey;
 126             /* @@ Wine registry key: HKCU\Software\Wine\AppDefaults\app.exe\Direct3D */
 127             if (!RegOpenKeyA( HKEY_CURRENT_USER, "Software\\Wine\\AppDefaults", &tmpkey ))
 128             {
 129                 char *p, *appname = buffer;
 130                 if ((p = strrchr( appname, '/' ))) appname = p + 1;
 131                 if ((p = strrchr( appname, '\\' ))) appname = p + 1;
 132                 strcat( appname, "\\Direct3D" );
 133                 TRACE("appname = [%s]\n", appname);
 134                 if (RegOpenKeyA( tmpkey, appname, &appkey )) appkey = 0;
 135                 RegCloseKey( tmpkey );
 136             }
 137        }
 138
 139        if ( 0 != hkey || 0 != appkey )
 140        {
 141             if ( !get_config_key( hkey, appkey, "VertexShaderMode", buffer, size) )
 142             {
 143                 if (!strcmp(buffer,"none"))
 144                 {
 145                     TRACE("Disable vertex shaders\n");
 146                     wined3d_settings.vs_mode = VS_NONE;
 147                 }
 148             }
 149             if ( !get_config_key( hkey, appkey, "PixelShaderMode", buffer, size) )
 150             {
 151                 if (!strcmp(buffer,"enabled"))
 152                 {
 153                     TRACE("Allow pixel shaders\n");
 154                     wined3d_settings.ps_mode = PS_HW;
 155                 }
 156                 if (!strcmp(buffer,"disabled"))
 157                 {
 158                     TRACE("Disable pixel shaders\n");
 159                     wined3d_settings.ps_mode = PS_NONE;
 160                 }
 161             }
 162             if ( !get_config_key( hkey, appkey, "VertexBufferMode", buffer, size) )
 163             {
 164                 if (!strcmp(buffer,"none"))
 165                 {
 166                     TRACE("Disable Vertex Buffer Hardware support\n");
 167                     wined3d_settings.vbo_mode = VBO_NONE;
 168                 }
 169                 else if (!strcmp(buffer,"hardware"))
 170                 {
 171                     TRACE("Allow Vertex Buffer Hardware support\n");
 172                     wined3d_settings.vbo_mode = VBO_HW;
 173                 }
 174             }
 175             if ( !get_config_key( hkey, appkey, "UseGLSL", buffer, size) )
 176             {
 177                 if (!strcmp(buffer,"enabled"))
 178                 {
 179                     TRACE("Use of GL Shading Language enabled for systems that support it\n");
 180                     wined3d_settings.glslRequested = TRUE;
 181                 }
 182                 else
 183                 {
 184                     TRACE("Use of GL Shading Language disabled\n");
 185                 }
 186             }
 187             if ( !get_config_key( hkey, appkey, "OffscreenRenderingMode", buffer, size) )
 188             {
 189                 if (!strcmp(buffer,"backbuffer"))
 190                 {
 191                     TRACE("Using the backbuffer for offscreen rendering\n");
 192                     wined3d_settings.offscreen_rendering_mode = ORM_BACKBUFFER;
 193                 }
 194                 else if (!strcmp(buffer,"pbuffer"))
 195                 {
 196                     TRACE("Using PBuffers for offscreen rendering\n");
 197                     wined3d_settings.offscreen_rendering_mode = ORM_PBUFFER;
 198                 }
 199                 else if (!strcmp(buffer,"fbo"))
 200                 {
 201                     TRACE("Using FBOs for offscreen rendering\n");
 202                     wined3d_settings.offscreen_rendering_mode = ORM_FBO;
 203                 }
 204             }
 205             if ( !get_config_key( hkey, appkey, "RenderTargetLockMode", buffer, size) )
 206             {
 207                 if (!strcmp(buffer,"disabled"))
 208                 {
 209                     TRACE("Disabling render target locking\n");
 210                     wined3d_settings.rendertargetlock_mode = RTL_DISABLE;
 211                 }
 212                 else if (!strcmp(buffer,"readdraw"))
 213                 {
 214                     TRACE("Using glReadPixels for render target reading and glDrawPixels for writing\n");
 215                     wined3d_settings.rendertargetlock_mode = RTL_READDRAW;
 216                 }
 217                 else if (!strcmp(buffer,"readtex"))
 218                 {
 219                     TRACE("Using glReadPixels for render target reading and textures for writing\n");
 220                     wined3d_settings.rendertargetlock_mode = RTL_READTEX;
 221                 }
 222                 else if (!strcmp(buffer,"texdraw"))
 223                 {
 224                     TRACE("Using textures for render target reading and glDrawPixels for writing\n");
 225                     wined3d_settings.rendertargetlock_mode = RTL_TEXDRAW;
 226                 }
 227                 else if (!strcmp(buffer,"textex"))
 228                 {
 229                     TRACE("Reading render targets via textures and writing via textures\n");
 230                     wined3d_settings.rendertargetlock_mode = RTL_TEXTEX;
 231                 }
 232             }
 233             if ( !get_config_key( hkey, appkey, "VideoMemorySize", buffer, size) )
 234             {
 235                 int TmpVideoMemorySize = atoi(buffer);
 236                 if(TmpVideoMemorySize > 0)
 237                 {
 238                     wined3d_settings.emulated_textureram = TmpVideoMemorySize *1024*1024;
 239                     TRACE("Use %iMB = %d byte for emulated_textureram\n",
 240                             TmpVideoMemorySize,
 241                             wined3d_settings.emulated_textureram);
 242                 }
 243                 else
 244                     ERR("VideoMemorySize is %i but must be >0\n", TmpVideoMemorySize);
 245             }
 246        }
 247        if (wined3d_settings.vs_mode == VS_HW)
 248            TRACE("Allow HW vertex shaders\n");
 249        if (wined3d_settings.ps_mode == PS_NONE)
 250            TRACE("Disable pixel shaders\n");
 251        if (wined3d_settings.vbo_mode == VBO_NONE)
 252            TRACE("Disable Vertex Buffer Hardware support\n");
 253        if (wined3d_settings.glslRequested)
 254            TRACE("If supported by your system, GL Shading Language will be used\n");
 255
 256        if (appkey) RegCloseKey( appkey );
 257        if (hkey) RegCloseKey( hkey );
 258     }
 259     return TRUE;
 260 }