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  * Copyright 2007-2008 Stefan Dösinger for CodeWeavers
   8  * Copyright 2009 Henri Verbeet for CodeWeavers
   9  *
  10  * This library is free software; you can redistribute it and/or
  11  * modify it under the terms of the GNU Lesser General Public
  12  * License as published by the Free Software Foundation; either
  13  * version 2.1 of the License, or (at your option) any later version.
  14  *
  15  * This library is distributed in the hope that it will be useful,
  16  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  17  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  18  * Lesser General Public License for more details.
  19  *
  20  * You should have received a copy of the GNU Lesser General Public
  21  * License along with this library; if not, write to the Free Software
  22  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  23  */
  24
  25 #include "config.h"
  26
  27 #include "initguid.h"
  28 #include "wined3d_private.h"
  29
  30 WINE_DEFAULT_DEBUG_CHANNEL(d3d);
  31
  32 int num_lock = 0;
  33 void (*CDECL wine_tsx11_lock_ptr)(void) = NULL;
  34 void (*CDECL wine_tsx11_unlock_ptr)(void) = NULL;
  35
  36 static CRITICAL_SECTION wined3d_cs;
  37 static CRITICAL_SECTION_DEBUG wined3d_cs_debug =
  38 {
  39     0, 0, &wined3d_cs,
  40     {&wined3d_cs_debug.ProcessLocksList,
  41     &wined3d_cs_debug.ProcessLocksList},
  42     0, 0, {(DWORD_PTR)(__FILE__ ": wined3d_cs")}
  43 };
  44 static CRITICAL_SECTION wined3d_cs = {&wined3d_cs_debug, -1, 0, 0, 0, 0};
  45
  46 /* When updating default value here, make sure to update winecfg as well,
  47  * where appropriate. */
  48 wined3d_settings_t wined3d_settings =
  49 {
  50     VS_HW,          /* Hardware by default */
  51     PS_HW,          /* Hardware by default */
  52     TRUE,           /* Use of GLSL enabled by default */
  53     ORM_FBO,        /* Use FBOs to do offscreen rendering */
  54     RTL_READTEX,    /* Default render target locking method */
  55     PCI_VENDOR_NONE,/* PCI Vendor ID */
  56     PCI_DEVICE_NONE,/* PCI Device ID */
  57     0,              /* The default of memory is set in FillGLCaps */
  58     NULL,           /* No wine logo by default */
  59     FALSE           /* Disable multisampling for now due to Nvidia driver bugs which happens for some users */
  60 };
  61
  62 IWineD3D* WINAPI WineDirect3DCreate(UINT dxVersion, IUnknown *parent) {
  63     IWineD3DImpl* object;
  64
  65     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     if (!InitAdapters(object))
  72     {
  73         WARN("Failed to initialize direct3d adapters, Direct3D will not be available\n");
  74         if (dxVersion > 7)
  75         {
  76             ERR("Direct3D%d is not available without opengl\n", dxVersion);
  77             HeapFree(GetProcessHeap(), 0, object);
  78             return NULL;
  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 static inline DWORD get_config_key_dword(HKEY defkey, HKEY appkey, const char* name, DWORD *data)
  95 {
  96     DWORD type;
  97     DWORD size = sizeof(DWORD);
  98     if (0 != appkey && !RegQueryValueExA( appkey, name, 0, &type, (LPBYTE) data, &size ) && (type == REG_DWORD)) return 0;
  99     if (0 != defkey && !RegQueryValueExA( defkey, name, 0, &type, (LPBYTE) data, &size ) && (type == REG_DWORD)) return 0;
 100     return ERROR_FILE_NOT_FOUND;
 101 }
 102
 103 static void CDECL wined3d_do_nothing(void)
 104 {
 105 }
 106
 107 static BOOL wined3d_init(HINSTANCE hInstDLL)
 108 {
 109     DWORD wined3d_context_tls_idx;
 110     HMODULE mod;
 111     char buffer[MAX_PATH+10];
 112     DWORD size = sizeof(buffer);
 113     HKEY hkey = 0;
 114     HKEY appkey = 0;
 115     DWORD len, tmpvalue;
 116     WNDCLASSA wc;
 117
 118     wined3d_context_tls_idx = TlsAlloc();
 119     if (wined3d_context_tls_idx == TLS_OUT_OF_INDEXES)
 120     {
 121         DWORD err = GetLastError();
 122         ERR("Failed to allocate context TLS index, err %#x.\n", err);
 123         return FALSE;
 124     }
 125     context_set_tls_idx(wined3d_context_tls_idx);
 126
 127     /* We need our own window class for a fake window which we use to retrieve GL capabilities */
 128     /* We might need CS_OWNDC in the future if we notice strange things on Windows.
 129      * Various articles/posts about OpenGL problems on Windows recommend this. */
 130     wc.style                = CS_HREDRAW | CS_VREDRAW;
 131     wc.lpfnWndProc          = DefWindowProcA;
 132     wc.cbClsExtra           = 0;
 133     wc.cbWndExtra           = 0;
 134     wc.hInstance            = hInstDLL;
 135     wc.hIcon                = LoadIconA(NULL, (LPCSTR)IDI_WINLOGO);
 136     wc.hCursor              = LoadCursorA(NULL, (LPCSTR)IDC_ARROW);
 137     wc.hbrBackground        = NULL;
 138     wc.lpszMenuName         = NULL;
 139     wc.lpszClassName        = WINED3D_OPENGL_WINDOW_CLASS_NAME;
 140
 141     if (!RegisterClassA(&wc))
 142     {
 143         ERR("Failed to register window class 'WineD3D_OpenGL'!\n");
 144         if (!TlsFree(wined3d_context_tls_idx))
 145         {
 146             DWORD err = GetLastError();
 147             ERR("Failed to free context TLS index, err %#x.\n", err);
 148         }
 149         return FALSE;
 150     }
 151
 152     DisableThreadLibraryCalls(hInstDLL);
 153
 154     mod = GetModuleHandleA( "winex11.drv" );
 155     if (mod)
 156     {
 157         wine_tsx11_lock_ptr   = (void *)GetProcAddress( mod, "wine_tsx11_lock" );
 158         wine_tsx11_unlock_ptr = (void *)GetProcAddress( mod, "wine_tsx11_unlock" );
 159     }
 160     else /* We are most likely on Windows */
 161     {
 162         wine_tsx11_lock_ptr   = wined3d_do_nothing;
 163         wine_tsx11_unlock_ptr = wined3d_do_nothing;
 164     }
 165     /* @@ Wine registry key: HKCU\Software\Wine\Direct3D */
 166     if ( RegOpenKeyA( HKEY_CURRENT_USER, "Software\\Wine\\Direct3D", &hkey ) ) hkey = 0;
 167
 168     len = GetModuleFileNameA( 0, buffer, MAX_PATH );
 169     if (len && len < MAX_PATH)
 170     {
 171         HKEY tmpkey;
 172         /* @@ Wine registry key: HKCU\Software\Wine\AppDefaults\app.exe\Direct3D */
 173         if (!RegOpenKeyA( HKEY_CURRENT_USER, "Software\\Wine\\AppDefaults", &tmpkey ))
 174         {
 175             char *p, *appname = buffer;
 176             if ((p = strrchr( appname, '/' ))) appname = p + 1;
 177             if ((p = strrchr( appname, '\\' ))) appname = p + 1;
 178             strcat( appname, "\\Direct3D" );
 179             TRACE("appname = [%s]\n", appname);
 180             if (RegOpenKeyA( tmpkey, appname, &appkey )) appkey = 0;
 181             RegCloseKey( tmpkey );
 182         }
 183     }
 184
 185     if ( 0 != hkey || 0 != appkey )
 186     {
 187         if ( !get_config_key( hkey, appkey, "VertexShaderMode", buffer, size) )
 188         {
 189             if (!strcmp(buffer,"none"))
 190             {
 191                 TRACE("Disable vertex shaders\n");
 192                 wined3d_settings.vs_mode = VS_NONE;
 193             }
 194         }
 195         if ( !get_config_key( hkey, appkey, "PixelShaderMode", buffer, size) )
 196         {
 197             if (!strcmp(buffer,"enabled"))
 198             {
 199                 TRACE("Allow pixel shaders\n");
 200                 wined3d_settings.ps_mode = PS_HW;
 201             }
 202             if (!strcmp(buffer,"disabled"))
 203             {
 204                 TRACE("Disable pixel shaders\n");
 205                 wined3d_settings.ps_mode = PS_NONE;
 206             }
 207         }
 208         if ( !get_config_key( hkey, appkey, "UseGLSL", buffer, size) )
 209         {
 210             if (!strcmp(buffer,"disabled"))
 211             {
 212                 TRACE("Use of GL Shading Language disabled\n");
 213                 wined3d_settings.glslRequested = FALSE;
 214             }
 215         }
 216         if ( !get_config_key( hkey, appkey, "OffscreenRenderingMode", buffer, size) )
 217         {
 218             if (!strcmp(buffer,"backbuffer"))
 219             {
 220                 TRACE("Using the backbuffer for offscreen rendering\n");
 221                 wined3d_settings.offscreen_rendering_mode = ORM_BACKBUFFER;
 222             }
 223             else if (!strcmp(buffer,"pbuffer"))
 224             {
 225                 TRACE("Using PBuffers for offscreen rendering\n");
 226                 wined3d_settings.offscreen_rendering_mode = ORM_PBUFFER;
 227             }
 228             else if (!strcmp(buffer,"fbo"))
 229             {
 230                 TRACE("Using FBOs for offscreen rendering\n");
 231                 wined3d_settings.offscreen_rendering_mode = ORM_FBO;
 232             }
 233         }
 234         if ( !get_config_key( hkey, appkey, "RenderTargetLockMode", buffer, size) )
 235         {
 236             if (!strcmp(buffer,"disabled"))
 237             {
 238                 TRACE("Disabling render target locking\n");
 239                 wined3d_settings.rendertargetlock_mode = RTL_DISABLE;
 240             }
 241             else if (!strcmp(buffer,"readdraw"))
 242             {
 243                 TRACE("Using glReadPixels for render target reading and glDrawPixels for writing\n");
 244                 wined3d_settings.rendertargetlock_mode = RTL_READDRAW;
 245             }
 246             else if (!strcmp(buffer,"readtex"))
 247             {
 248                 TRACE("Using glReadPixels for render target reading and textures for writing\n");
 249                 wined3d_settings.rendertargetlock_mode = RTL_READTEX;
 250             }
 251         }
 252         if ( !get_config_key_dword( hkey, appkey, "VideoPciDeviceID", &tmpvalue) )
 253         {
 254             int pci_device_id = tmpvalue;
 255
 256             /* A pci device id is 16-bit */
 257             if(pci_device_id > 0xffff)
 258             {
 259                 ERR("Invalid value for VideoPciDeviceID. The value should be smaller or equal to 65535 or 0xffff\n");
 260             }
 261             else
 262             {
 263                 TRACE("Using PCI Device ID %04x\n", pci_device_id);
 264                 wined3d_settings.pci_device_id = pci_device_id;
 265             }
 266         }
 267         if ( !get_config_key_dword( hkey, appkey, "VideoPciVendorID", &tmpvalue) )
 268         {
 269             int pci_vendor_id = tmpvalue;
 270
 271             /* A pci device id is 16-bit */
 272             if(pci_vendor_id > 0xffff)
 273             {
 274                 ERR("Invalid value for VideoPciVendorID. The value should be smaller or equal to 65535 or 0xffff\n");
 275             }
 276             else
 277             {
 278                 TRACE("Using PCI Vendor ID %04x\n", pci_vendor_id);
 279                 wined3d_settings.pci_vendor_id = pci_vendor_id;
 280             }
 281         }
 282         if ( !get_config_key( hkey, appkey, "VideoMemorySize", buffer, size) )
 283         {
 284             int TmpVideoMemorySize = atoi(buffer);
 285             if(TmpVideoMemorySize > 0)
 286             {
 287                 wined3d_settings.emulated_textureram = TmpVideoMemorySize *1024*1024;
 288                 TRACE("Use %iMB = %d byte for emulated_textureram\n",
 289                         TmpVideoMemorySize,
 290                         wined3d_settings.emulated_textureram);
 291             }
 292             else
 293                 ERR("VideoMemorySize is %i but must be >0\n", TmpVideoMemorySize);
 294         }
 295         if ( !get_config_key( hkey, appkey, "WineLogo", buffer, size) )
 296         {
 297             size_t len = strlen(buffer) + 1;
 298
 299             wined3d_settings.logo = HeapAlloc(GetProcessHeap(), 0, len);
 300             if (!wined3d_settings.logo) ERR("Failed to allocate logo path memory.\n");
 301             else memcpy(wined3d_settings.logo, buffer, len);
 302         }
 303         if ( !get_config_key( hkey, appkey, "Multisampling", buffer, size) )
 304         {
 305             if (!strcmp(buffer,"enabled"))
 306             {
 307                 TRACE("Allow multisampling\n");
 308                 wined3d_settings.allow_multisampling = TRUE;
 309             }
 310         }
 311     }
 312     if (wined3d_settings.vs_mode == VS_HW)
 313         TRACE("Allow HW vertex shaders\n");
 314     if (wined3d_settings.ps_mode == PS_NONE)
 315         TRACE("Disable pixel shaders\n");
 316     if (wined3d_settings.glslRequested)
 317         TRACE("If supported by your system, GL Shading Language will be used\n");
 318
 319     if (appkey) RegCloseKey( appkey );
 320     if (hkey) RegCloseKey( hkey );
 321
 322     return TRUE;
 323 }
 324
 325 static BOOL wined3d_destroy(HINSTANCE hInstDLL)
 326 {
 327     DWORD wined3d_context_tls_idx = context_get_tls_idx();
 328
 329     if (!TlsFree(wined3d_context_tls_idx))
 330     {
 331         DWORD err = GetLastError();
 332         ERR("Failed to free context TLS index, err %#x.\n", err);
 333     }
 334
 335     HeapFree(GetProcessHeap(), 0, wined3d_settings.logo);
 336     UnregisterClassA(WINED3D_OPENGL_WINDOW_CLASS_NAME, hInstDLL);
 337
 338     return TRUE;
 339 }
 340
 341 void WINAPI wined3d_mutex_lock(void)
 342 {
 343     EnterCriticalSection(&wined3d_cs);
 344 }
 345
 346 void WINAPI wined3d_mutex_unlock(void)
 347 {
 348     LeaveCriticalSection(&wined3d_cs);
 349 }
 350
 351 /* At process attach */
 352 BOOL WINAPI DllMain(HINSTANCE hInstDLL, DWORD fdwReason, LPVOID lpv)
 353 {
 354     TRACE("WineD3D DLLMain Reason=%u\n", fdwReason);
 355
 356     switch (fdwReason)
 357     {
 358         case DLL_PROCESS_ATTACH:
 359             return wined3d_init(hInstDLL);
 360
 361         case DLL_PROCESS_DETACH:
 362             return wined3d_destroy(hInstDLL);
 363
 364         case DLL_THREAD_DETACH:
 365         {
 366             if (!context_set_current(NULL))
 367             {
 368                 ERR("Failed to clear current context.\n");
 369             }
 370             return TRUE;
 371         }
 372
 373         default:
 374             return TRUE;
 375     }
 376 }