reactos/dll/directx/wine/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  *
   9  * This library is free software; you can redistribute it and/or
  10  * modify it under the terms of the GNU Lesser General Public
  11  * License as published by the Free Software Foundation; either
  12  * version 2.1 of the License, or (at your option) any later version.
  13  *
  14  * This library is distributed in the hope that it will be useful,
  15  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  16  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  17  * Lesser General Public License for more details.
  18  *
  19  * You should have received a copy of the GNU Lesser General Public
  20  * License along with this library; if not, write to the Free Software
  21  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  22  */
  23
  24 #include "config.h"
  25
  26 #include "initguid.h"
  27 #include "wined3d_private.h"
  28
  29 WINE_DEFAULT_DEBUG_CHANNEL(d3d);
  30
  31 int num_lock = 0;
  32 void (*CDECL wine_tsx11_lock_ptr)(void) = NULL;
  33 void (*CDECL wine_tsx11_unlock_ptr)(void) = NULL;
  34
  35 CRITICAL_SECTION wined3d_cs;
  36 static CRITICAL_SECTION_DEBUG wined3d_cs_debug =
  37 {
  38     0, 0, &wined3d_cs,
  39     {&wined3d_cs_debug.ProcessLocksList,
  40     &wined3d_cs_debug.ProcessLocksList},
  41     0, 0, {(DWORD_PTR)(__FILE__ ": wined3d_cs")}
  42 };
  43 CRITICAL_SECTION wined3d_cs = {&wined3d_cs_debug, -1, 0, 0, 0, 0};
  44
  45 /* When updating default value here, make sure to update winecfg as well,
  46  * where appropriate. */
  47 wined3d_settings_t wined3d_settings =
  48 {
  49     VS_HW,          /* Hardware by default */
  50     PS_HW,          /* Hardware by default */
  51     TRUE,           /* Use of GLSL enabled by default */
  52     ORM_FBO,        /* Use FBOs to do offscreen rendering */
  53     RTL_READTEX,    /* Default render target locking method */
  54     PCI_VENDOR_NONE,/* PCI Vendor ID */
  55     PCI_DEVICE_NONE,/* PCI Device ID */
  56     0,              /* The default of memory is set in FillGLCaps */
  57     NULL,           /* No wine logo by default */
  58     FALSE           /* Disable multisampling for now due to Nvidia driver bugs which happens for some users */
  59 };
  60
  61 IWineD3D* WINAPI WineDirect3DCreate(UINT dxVersion, IUnknown *parent) {
  62     IWineD3DImpl* object;
  63
  64     object = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(IWineD3DImpl));
  65     object->lpVtbl = &IWineD3D_Vtbl;
  66     object->dxVersion = dxVersion;
  67     object->ref = 1;
  68     object->parent = parent;
  69
  70     if (!InitAdapters(object))
  71     {
  72         WARN("Failed to initialize direct3d adapters, Direct3D will not be available\n");
  73         if (dxVersion > 7)
  74         {
  75             ERR("Direct3D%d is not available without opengl\n", dxVersion);
  76             HeapFree(GetProcessHeap(), 0, object);
  77             return NULL;
  78         }
  79     }
  80
  81     TRACE("Created WineD3D object @ %p for d3d%d support\n", object, dxVersion);
  82
  83     return (IWineD3D *)object;
  84 }
  85
  86 static inline DWORD get_config_key(HKEY defkey, HKEY appkey, const char* name, char* buffer, DWORD size)
  87 {
  88     if (0 != appkey && !RegQueryValueExA( appkey, name, 0, NULL, (LPBYTE) buffer, &size )) return 0;
  89     if (0 != defkey && !RegQueryValueExA( defkey, name, 0, NULL, (LPBYTE) buffer, &size )) return 0;
  90     return ERROR_FILE_NOT_FOUND;
  91 }
  92
  93 static inline DWORD get_config_key_dword(HKEY defkey, HKEY appkey, const char* name, DWORD *data)
  94 {
  95     DWORD type;
  96     DWORD size = sizeof(DWORD);
  97     if (0 != appkey && !RegQueryValueExA( appkey, name, 0, &type, (LPBYTE) data, &size ) && (type == REG_DWORD)) return 0;
  98     if (0 != defkey && !RegQueryValueExA( defkey, name, 0, &type, (LPBYTE) data, &size ) && (type == REG_DWORD)) return 0;
  99     return ERROR_FILE_NOT_FOUND;
 100 }
 101
 102 static void CDECL wined3d_do_nothing(void)
 103 {
 104 }
 105
 106 static BOOL wined3d_init(HINSTANCE hInstDLL)
 107 {
 108     DWORD wined3d_context_tls_idx;
 109     HMODULE mod;
 110     char buffer[MAX_PATH+10];
 111     DWORD size = sizeof(buffer);
 112     HKEY hkey = 0;
 113     HKEY appkey = 0;
 114     DWORD len, tmpvalue;
 115     WNDCLASSA wc;
 116
 117     wined3d_context_tls_idx = TlsAlloc();
 118     if (wined3d_context_tls_idx == TLS_OUT_OF_INDEXES)
 119     {
 120         DWORD err = GetLastError();
 121         ERR("Failed to allocate context TLS index, err %#x.\n", err);
 122         return FALSE;
 123     }
 124     context_set_tls_idx(wined3d_context_tls_idx);
 125
 126     /* We need our own window class for a fake window which we use to retrieve GL capabilities */
 127     /* We might need CS_OWNDC in the future if we notice strange things on Windows.
 128      * Various articles/posts about OpenGL problems on Windows recommend this. */
 129     wc.style                = CS_HREDRAW | CS_VREDRAW;
 130     wc.lpfnWndProc          = DefWindowProcA;
 131     wc.cbClsExtra           = 0;
 132     wc.cbWndExtra           = 0;
 133     wc.hInstance            = hInstDLL;
 134     wc.hIcon                = LoadIconA(NULL, (LPCSTR)IDI_WINLOGO);
 135     wc.hCursor              = LoadCursorA(NULL, (LPCSTR)IDC_ARROW);
 136     wc.hbrBackground        = NULL;
 137     wc.lpszMenuName         = NULL;
 138     wc.lpszClassName        = WINED3D_OPENGL_WINDOW_CLASS_NAME;
 139
 140     if (!RegisterClassA(&wc))
 141     {
 142         ERR("Failed to register window class 'WineD3D_OpenGL'!\n");
 143         if (!TlsFree(wined3d_context_tls_idx))
 144         {
 145             DWORD err = GetLastError();
 146             ERR("Failed to free context TLS index, err %#x.\n", err);
 147         }
 148         return FALSE;
 149     }
 150
 151     DisableThreadLibraryCalls(hInstDLL);
 152
 153     mod = GetModuleHandleA( "winex11.drv" );
 154     if (mod)
 155     {
 156         wine_tsx11_lock_ptr   = (void *)GetProcAddress( mod, "wine_tsx11_lock" );
 157         wine_tsx11_unlock_ptr = (void *)GetProcAddress( mod, "wine_tsx11_unlock" );
 158     }
 159     else /* We are most likely on Windows */
 160     {
 161         wine_tsx11_lock_ptr   = wined3d_do_nothing;
 162         wine_tsx11_unlock_ptr = wined3d_do_nothing;
 163     }
 164     /* @@ Wine registry key: HKCU\Software\Wine\Direct3D */
 165     if ( RegOpenKeyA( HKEY_CURRENT_USER, "Software\\Wine\\Direct3D", &hkey ) ) hkey = 0;
 166
 167     len = GetModuleFileNameA( 0, buffer, MAX_PATH );
 168     if (len && len < MAX_PATH)
 169     {
 170         HKEY tmpkey;
 171         /* @@ Wine registry key: HKCU\Software\Wine\AppDefaults\app.exe\Direct3D */
 172         if (!RegOpenKeyA( HKEY_CURRENT_USER, "Software\\Wine\\AppDefaults", &tmpkey ))
 173         {
 174             char *p, *appname = buffer;
 175             if ((p = strrchr( appname, '/' ))) appname = p + 1;
 176             if ((p = strrchr( appname, '\\' ))) appname = p + 1;
 177             strcat( appname, "\\Direct3D" );
 178             TRACE("appname = [%s]\n", appname);
 179             if (RegOpenKeyA( tmpkey, appname, &appkey )) appkey = 0;
 180             RegCloseKey( tmpkey );
 181         }
 182     }
 183
 184     if ( 0 != hkey || 0 != appkey )
 185     {
 186         if ( !get_config_key( hkey, appkey, "VertexShaderMode", buffer, size) )
 187         {
 188             if (!strcmp(buffer,"none"))
 189             {
 190                 TRACE("Disable vertex shaders\n");
 191                 wined3d_settings.vs_mode = VS_NONE;
 192             }
 193         }
 194         if ( !get_config_key( hkey, appkey, "PixelShaderMode", buffer, size) )
 195         {
 196             if (!strcmp(buffer,"enabled"))
 197             {
 198                 TRACE("Allow pixel shaders\n");
 199                 wined3d_settings.ps_mode = PS_HW;
 200             }
 201             if (!strcmp(buffer,"disabled"))
 202             {
 203                 TRACE("Disable pixel shaders\n");
 204                 wined3d_settings.ps_mode = PS_NONE;
 205             }
 206         }
 207         if ( !get_config_key( hkey, appkey, "UseGLSL", buffer, size) )
 208         {
 209             if (!strcmp(buffer,"disabled"))
 210             {
 211                 TRACE("Use of GL Shading Language disabled\n");
 212                 wined3d_settings.glslRequested = FALSE;
 213             }
 214         }
 215         if ( !get_config_key( hkey, appkey, "OffscreenRenderingMode", buffer, size) )
 216         {
 217             if (!strcmp(buffer,"backbuffer"))
 218             {
 219                 TRACE("Using the backbuffer for offscreen rendering\n");
 220                 wined3d_settings.offscreen_rendering_mode = ORM_BACKBUFFER;
 221             }
 222             else if (!strcmp(buffer,"pbuffer"))
 223             {
 224                 TRACE("Using PBuffers for offscreen rendering\n");
 225                 wined3d_settings.offscreen_rendering_mode = ORM_PBUFFER;
 226             }
 227             else if (!strcmp(buffer,"fbo"))
 228             {
 229                 TRACE("Using FBOs for offscreen rendering\n");
 230                 wined3d_settings.offscreen_rendering_mode = ORM_FBO;
 231             }
 232         }
 233         if ( !get_config_key( hkey, appkey, "RenderTargetLockMode", buffer, size) )
 234         {
 235             if (!strcmp(buffer,"disabled"))
 236             {
 237                 TRACE("Disabling render target locking\n");
 238                 wined3d_settings.rendertargetlock_mode = RTL_DISABLE;
 239             }
 240             else if (!strcmp(buffer,"readdraw"))
 241             {
 242                 TRACE("Using glReadPixels for render target reading and glDrawPixels for writing\n");
 243                 wined3d_settings.rendertargetlock_mode = RTL_READDRAW;
 244             }
 245             else if (!strcmp(buffer,"readtex"))
 246             {
 247                 TRACE("Using glReadPixels for render target reading and textures for writing\n");
 248                 wined3d_settings.rendertargetlock_mode = RTL_READTEX;
 249             }
 250         }
 251         if ( !get_config_key_dword( hkey, appkey, "VideoPciDeviceID", &tmpvalue) )
 252         {
 253             int pci_device_id = tmpvalue;
 254
 255             /* A pci device id is 16-bit */
 256             if(pci_device_id > 0xffff)
 257             {
 258                 ERR("Invalid value for VideoPciDeviceID. The value should be smaller or equal to 65535 or 0xffff\n");
 259             }
 260             else
 261             {
 262                 TRACE("Using PCI Device ID %04x\n", pci_device_id);
 263                 wined3d_settings.pci_device_id = pci_device_id;
 264             }
 265         }
 266         if ( !get_config_key_dword( hkey, appkey, "VideoPciVendorID", &tmpvalue) )
 267         {
 268             int pci_vendor_id = tmpvalue;
 269
 270             /* A pci device id is 16-bit */
 271             if(pci_vendor_id > 0xffff)
 272             {
 273                 ERR("Invalid value for VideoPciVendorID. The value should be smaller or equal to 65535 or 0xffff\n");
 274             }
 275             else
 276             {
 277                 TRACE("Using PCI Vendor ID %04x\n", pci_vendor_id);
 278                 wined3d_settings.pci_vendor_id = pci_vendor_id;
 279             }
 280         }
 281         if ( !get_config_key( hkey, appkey, "VideoMemorySize", buffer, size) )
 282         {
 283             int TmpVideoMemorySize = atoi(buffer);
 284             if(TmpVideoMemorySize > 0)
 285             {
 286                 wined3d_settings.emulated_textureram = TmpVideoMemorySize *1024*1024;
 287                 TRACE("Use %iMB = %d byte for emulated_textureram\n",
 288                         TmpVideoMemorySize,
 289                         wined3d_settings.emulated_textureram);
 290             }
 291             else
 292                 ERR("VideoMemorySize is %i but must be >0\n", TmpVideoMemorySize);
 293         }
 294         if ( !get_config_key( hkey, appkey, "WineLogo", buffer, size) )
 295         {
 296             wined3d_settings.logo = HeapAlloc(GetProcessHeap(), 0, strlen(buffer) + 1);
 297             if(wined3d_settings.logo) strcpy(wined3d_settings.logo, buffer);
 298         }
 299         if ( !get_config_key( hkey, appkey, "Multisampling", buffer, size) )
 300         {
 301             if (!strcmp(buffer,"enabled"))
 302             {
 303                 TRACE("Allow multisampling\n");
 304                 wined3d_settings.allow_multisampling = TRUE;
 305             }
 306         }
 307     }
 308     if (wined3d_settings.vs_mode == VS_HW)
 309         TRACE("Allow HW vertex shaders\n");
 310     if (wined3d_settings.ps_mode == PS_NONE)
 311         TRACE("Disable pixel shaders\n");
 312     if (wined3d_settings.glslRequested)
 313         TRACE("If supported by your system, GL Shading Language will be used\n");
 314
 315     if (appkey) RegCloseKey( appkey );
 316     if (hkey) RegCloseKey( hkey );
 317
 318     return TRUE;
 319 }
 320
 321 static BOOL wined3d_destroy(HINSTANCE hInstDLL)
 322 {
 323     DWORD wined3d_context_tls_idx = context_get_tls_idx();
 324
 325     if (!TlsFree(wined3d_context_tls_idx))
 326     {
 327         DWORD err = GetLastError();
 328         ERR("Failed to free context TLS index, err %#x.\n", err);
 329     }
 330
 331     HeapFree(GetProcessHeap(), 0, wined3d_settings.logo);
 332     UnregisterClassA(WINED3D_OPENGL_WINDOW_CLASS_NAME, hInstDLL);
 333
 334     return TRUE;
 335 }
 336
 337 void WINAPI wined3d_mutex_lock(void)
 338 {
 339     EnterCriticalSection(&wined3d_cs);
 340 }
 341
 342 void WINAPI wined3d_mutex_unlock(void)
 343 {
 344     LeaveCriticalSection(&wined3d_cs);
 345 }
 346
 347 /* At process attach */
 348 BOOL WINAPI DllMain(HINSTANCE hInstDLL, DWORD fdwReason, LPVOID lpv)
 349 {
 350     TRACE("WineD3D DLLMain Reason=%u\n", fdwReason);
 351
 352     switch (fdwReason)
 353     {
 354         case DLL_PROCESS_ATTACH:
 355             return wined3d_init(hInstDLL);
 356
 357         case DLL_PROCESS_DETACH:
 358             return wined3d_destroy(hInstDLL);
 359
 360         case DLL_THREAD_DETACH:
 361         {
 362             if (!context_set_current(NULL))
 363             {
 364                 ERR("Failed to clear current context.\n");
 365             }
 366             return TRUE;
 367         }
 368
 369         default:
 370             return TRUE;
 371     }
 372 }