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 #include "wine/port.h"
  27
  28 #include "initguid.h"
  29 #include "wined3d_private.h"
  30
  31 WINE_DEFAULT_DEBUG_CHANNEL(d3d);
  32 WINE_DECLARE_DEBUG_CHANNEL(winediag);
  33
  34 struct wined3d_wndproc
  35 {
  36     HWND window;
  37     BOOL unicode;
  38     WNDPROC proc;
  39     struct wined3d_device *device;
  40 };
  41
  42 struct wined3d_wndproc_table
  43 {
  44     struct wined3d_wndproc *entries;
  45     unsigned int count;
  46     unsigned int size;
  47 };
  48
  49 static struct wined3d_wndproc_table wndproc_table;
  50
  51 static CRITICAL_SECTION wined3d_cs;
  52 static CRITICAL_SECTION_DEBUG wined3d_cs_debug =
  53 {
  54     0, 0, &wined3d_cs,
  55     {&wined3d_cs_debug.ProcessLocksList,
  56     &wined3d_cs_debug.ProcessLocksList},
  57     0, 0, {(DWORD_PTR)(__FILE__ ": wined3d_cs")}
  58 };
  59 static CRITICAL_SECTION wined3d_cs = {&wined3d_cs_debug, -1, 0, 0, 0, 0};
  60
  61 static CRITICAL_SECTION wined3d_wndproc_cs;
  62 static CRITICAL_SECTION_DEBUG wined3d_wndproc_cs_debug =
  63 {
  64     0, 0, &wined3d_wndproc_cs,
  65     {&wined3d_wndproc_cs_debug.ProcessLocksList,
  66     &wined3d_wndproc_cs_debug.ProcessLocksList},
  67     0, 0, {(DWORD_PTR)(__FILE__ ": wined3d_wndproc_cs")}
  68 };
  69 static CRITICAL_SECTION wined3d_wndproc_cs = {&wined3d_wndproc_cs_debug, -1, 0, 0, 0, 0};
  70
  71 /* When updating default value here, make sure to update winecfg as well,
  72  * where appropriate. */
  73 struct wined3d_settings wined3d_settings =
  74 {
  75     TRUE,           /* Use of GLSL enabled by default */
  76     ORM_FBO,        /* Use FBOs to do offscreen rendering */
  77     PCI_VENDOR_NONE,/* PCI Vendor ID */
  78     PCI_DEVICE_NONE,/* PCI Device ID */
  79     0,              /* The default of memory is set in init_driver_info */
  80     NULL,           /* No wine logo by default */
  81     TRUE,           /* Multisampling enabled by default. */
  82     FALSE,          /* No strict draw ordering. */
  83     TRUE,           /* Don't try to render onscreen by default. */
  84     ~0U,            /* No VS shader model limit by default. */
  85     ~0U,            /* No GS shader model limit by default. */
  86     ~0U,            /* No PS shader model limit by default. */
  87     FALSE,          /* 3D support enabled by default. */
  88 };
  89
  90 struct wined3d * CDECL wined3d_create(DWORD flags)
  91 {
  92     struct wined3d *object;
  93     HRESULT hr;
  94
  95     object = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, FIELD_OFFSET(struct wined3d, adapters[1]));
  96     if (!object)
  97     {
  98         ERR("Failed to allocate wined3d object memory.\n");
  99         return NULL;
 100     }
 101
 102     if (wined3d_settings.no_3d)
 103         flags |= WINED3D_NO3D;
 104
 105     hr = wined3d_init(object, flags);
 106     if (FAILED(hr))
 107     {
 108         WARN("Failed to initialize wined3d object, hr %#x.\n", hr);
 109         HeapFree(GetProcessHeap(), 0, object);
 110         return NULL;
 111     }
 112
 113     TRACE("Created wined3d object %p.\n", object);
 114
 115     return object;
 116 }
 117
 118 static DWORD get_config_key(HKEY defkey, HKEY appkey, const char *name, char *buffer, DWORD size)
 119 {
 120     if (appkey && !RegQueryValueExA(appkey, name, 0, NULL, (BYTE *)buffer, &size)) return 0;
 121     if (defkey && !RegQueryValueExA(defkey, name, 0, NULL, (BYTE *)buffer, &size)) return 0;
 122     return ERROR_FILE_NOT_FOUND;
 123 }
 124
 125 static DWORD get_config_key_dword(HKEY defkey, HKEY appkey, const char *name, DWORD *data)
 126 {
 127     DWORD type;
 128     DWORD size = sizeof(DWORD);
 129     if (appkey && !RegQueryValueExA(appkey, name, 0, &type, (BYTE *)data, &size) && (type == REG_DWORD)) return 0;
 130     if (defkey && !RegQueryValueExA(defkey, name, 0, &type, (BYTE *)data, &size) && (type == REG_DWORD)) return 0;
 131     return ERROR_FILE_NOT_FOUND;
 132 }
 133
 134 static BOOL wined3d_dll_init(HINSTANCE hInstDLL)
 135 {
 136     DWORD wined3d_context_tls_idx;
 137     char buffer[MAX_PATH+10];
 138     DWORD size = sizeof(buffer);
 139     HKEY hkey = 0;
 140     HKEY appkey = 0;
 141     DWORD len, tmpvalue;
 142     WNDCLASSA wc;
 143
 144     wined3d_context_tls_idx = TlsAlloc();
 145     if (wined3d_context_tls_idx == TLS_OUT_OF_INDEXES)
 146     {
 147         DWORD err = GetLastError();
 148         ERR("Failed to allocate context TLS index, err %#x.\n", err);
 149         return FALSE;
 150     }
 151     context_set_tls_idx(wined3d_context_tls_idx);
 152
 153     /* We need our own window class for a fake window which we use to retrieve GL capabilities */
 154     /* We might need CS_OWNDC in the future if we notice strange things on Windows.
 155      * Various articles/posts about OpenGL problems on Windows recommend this. */
 156     wc.style                = CS_HREDRAW | CS_VREDRAW;
 157     wc.lpfnWndProc          = DefWindowProcA;
 158     wc.cbClsExtra           = 0;
 159     wc.cbWndExtra           = 0;
 160     wc.hInstance            = hInstDLL;
 161     wc.hIcon                = LoadIconA(NULL, (const char *)IDI_WINLOGO);
 162     wc.hCursor              = LoadCursorA(NULL, (const char *)IDC_ARROW);
 163     wc.hbrBackground        = NULL;
 164     wc.lpszMenuName         = NULL;
 165     wc.lpszClassName        = WINED3D_OPENGL_WINDOW_CLASS_NAME;
 166
 167     if (!RegisterClassA(&wc))
 168     {
 169         ERR("Failed to register window class 'WineD3D_OpenGL'!\n");
 170         if (!TlsFree(wined3d_context_tls_idx))
 171         {
 172             DWORD err = GetLastError();
 173             ERR("Failed to free context TLS index, err %#x.\n", err);
 174         }
 175         return FALSE;
 176     }
 177
 178     DisableThreadLibraryCalls(hInstDLL);
 179
 180     /* @@ Wine registry key: HKCU\Software\Wine\Direct3D */
 181     if ( RegOpenKeyA( HKEY_CURRENT_USER, "Software\\Wine\\Direct3D", &hkey ) ) hkey = 0;
 182
 183     len = GetModuleFileNameA( 0, buffer, MAX_PATH );
 184     if (len && len < MAX_PATH)
 185     {
 186         HKEY tmpkey;
 187         /* @@ Wine registry key: HKCU\Software\Wine\AppDefaults\app.exe\Direct3D */
 188         if (!RegOpenKeyA( HKEY_CURRENT_USER, "Software\\Wine\\AppDefaults", &tmpkey ))
 189         {
 190             char *p, *appname = buffer;
 191             if ((p = strrchr( appname, '/' ))) appname = p + 1;
 192             if ((p = strrchr( appname, '\\' ))) appname = p + 1;
 193             strcat( appname, "\\Direct3D" );
 194             TRACE("appname = [%s]\n", appname);
 195             if (RegOpenKeyA( tmpkey, appname, &appkey )) appkey = 0;
 196             RegCloseKey( tmpkey );
 197         }
 198     }
 199
 200     if (hkey || appkey)
 201     {
 202         if ( !get_config_key( hkey, appkey, "UseGLSL", buffer, size) )
 203         {
 204             if (!strcmp(buffer,"disabled"))
 205             {
 206                 ERR_(winediag)("The GLSL shader backend has been disabled. You get to keep all the pieces if it breaks.\n");
 207                 TRACE("Use of GL Shading Language disabled\n");
 208                 wined3d_settings.glslRequested = FALSE;
 209             }
 210         }
 211         if ( !get_config_key( hkey, appkey, "OffscreenRenderingMode", buffer, size) )
 212         {
 213             if (!strcmp(buffer,"backbuffer"))
 214             {
 215                 TRACE("Using the backbuffer for offscreen rendering\n");
 216                 wined3d_settings.offscreen_rendering_mode = ORM_BACKBUFFER;
 217             }
 218             else if (!strcmp(buffer,"fbo"))
 219             {
 220                 TRACE("Using FBOs for offscreen rendering\n");
 221                 wined3d_settings.offscreen_rendering_mode = ORM_FBO;
 222             }
 223         }
 224         if ( !get_config_key_dword( hkey, appkey, "VideoPciDeviceID", &tmpvalue) )
 225         {
 226             int pci_device_id = tmpvalue;
 227
 228             /* A pci device id is 16-bit */
 229             if(pci_device_id > 0xffff)
 230             {
 231                 ERR("Invalid value for VideoPciDeviceID. The value should be smaller or equal to 65535 or 0xffff\n");
 232             }
 233             else
 234             {
 235                 TRACE("Using PCI Device ID %04x\n", pci_device_id);
 236                 wined3d_settings.pci_device_id = pci_device_id;
 237             }
 238         }
 239         if ( !get_config_key_dword( hkey, appkey, "VideoPciVendorID", &tmpvalue) )
 240         {
 241             int pci_vendor_id = tmpvalue;
 242
 243             /* A pci device id is 16-bit */
 244             if(pci_vendor_id > 0xffff)
 245             {
 246                 ERR("Invalid value for VideoPciVendorID. The value should be smaller or equal to 65535 or 0xffff\n");
 247             }
 248             else
 249             {
 250                 TRACE("Using PCI Vendor ID %04x\n", pci_vendor_id);
 251                 wined3d_settings.pci_vendor_id = pci_vendor_id;
 252             }
 253         }
 254         if ( !get_config_key( hkey, appkey, "VideoMemorySize", buffer, size) )
 255         {
 256             int TmpVideoMemorySize = atoi(buffer);
 257             if(TmpVideoMemorySize > 0)
 258             {
 259                 wined3d_settings.emulated_textureram = (UINT64)TmpVideoMemorySize *1024*1024;
 260                 TRACE("Use %iMiB = 0x%s bytes for emulated_textureram\n",
 261                         TmpVideoMemorySize,
 262                         wine_dbgstr_longlong(wined3d_settings.emulated_textureram));
 263             }
 264             else
 265                 ERR("VideoMemorySize is %i but must be >0\n", TmpVideoMemorySize);
 266         }
 267         if ( !get_config_key( hkey, appkey, "WineLogo", buffer, size) )
 268         {
 269             size_t len = strlen(buffer) + 1;
 270
 271             wined3d_settings.logo = HeapAlloc(GetProcessHeap(), 0, len);
 272             if (!wined3d_settings.logo) ERR("Failed to allocate logo path memory.\n");
 273             else memcpy(wined3d_settings.logo, buffer, len);
 274         }
 275         if ( !get_config_key( hkey, appkey, "Multisampling", buffer, size) )
 276         {
 277             if (!strcmp(buffer, "disabled"))
 278             {
 279                 TRACE("Multisampling disabled.\n");
 280                 wined3d_settings.allow_multisampling = FALSE;
 281             }
 282         }
 283         if (!get_config_key(hkey, appkey, "StrictDrawOrdering", buffer, size)
 284                 && !strcmp(buffer,"enabled"))
 285         {
 286             TRACE("Enforcing strict draw ordering.\n");
 287             wined3d_settings.strict_draw_ordering = TRUE;
 288         }
 289         if (!get_config_key(hkey, appkey, "AlwaysOffscreen", buffer, size)
 290                 && !strcmp(buffer,"disabled"))
 291         {
 292             TRACE("Not always rendering backbuffers offscreen.\n");
 293             wined3d_settings.always_offscreen = FALSE;
 294         }
 295         if (!get_config_key_dword(hkey, appkey, "MaxShaderModelVS", &wined3d_settings.max_sm_vs))
 296             TRACE("Limiting VS shader model to %u.\n", wined3d_settings.max_sm_vs);
 297         if (!get_config_key_dword(hkey, appkey, "MaxShaderModelGS", &wined3d_settings.max_sm_gs))
 298             TRACE("Limiting GS shader model to %u.\n", wined3d_settings.max_sm_gs);
 299         if (!get_config_key_dword(hkey, appkey, "MaxShaderModelPS", &wined3d_settings.max_sm_ps))
 300             TRACE("Limiting PS shader model to %u.\n", wined3d_settings.max_sm_ps);
 301         if (!get_config_key(hkey, appkey, "DirectDrawRenderer", buffer, size)
 302                 && !strcmp(buffer, "gdi"))
 303         {
 304             TRACE("Disabling 3D support.\n");
 305             wined3d_settings.no_3d = TRUE;
 306         }
 307     }
 308
 309     if (appkey) RegCloseKey( appkey );
 310     if (hkey) RegCloseKey( hkey );
 311
 312     return TRUE;
 313 }
 314
 315 static BOOL wined3d_dll_destroy(HINSTANCE hInstDLL)
 316 {
 317     DWORD wined3d_context_tls_idx = context_get_tls_idx();
 318     unsigned int i;
 319
 320     if (!TlsFree(wined3d_context_tls_idx))
 321     {
 322         DWORD err = GetLastError();
 323         ERR("Failed to free context TLS index, err %#x.\n", err);
 324     }
 325
 326     for (i = 0; i < wndproc_table.count; ++i)
 327     {
 328         /* Trying to unregister these would be futile. These entries can only
 329          * exist if either we skipped them in wined3d_unregister_window() due
 330          * to the application replacing the wndproc after the entry was
 331          * registered, or if the application still has an active wined3d
 332          * device. In the latter case the application has bigger problems than
 333          * these entries. */
 334         WARN("Leftover wndproc table entry %p.\n", &wndproc_table.entries[i]);
 335     }
 336     HeapFree(GetProcessHeap(), 0, wndproc_table.entries);
 337
 338     HeapFree(GetProcessHeap(), 0, wined3d_settings.logo);
 339     UnregisterClassA(WINED3D_OPENGL_WINDOW_CLASS_NAME, hInstDLL);
 340
 341     DeleteCriticalSection(&wined3d_wndproc_cs);
 342     DeleteCriticalSection(&wined3d_cs);
 343     return TRUE;
 344 }
 345
 346 void WINAPI wined3d_mutex_lock(void)
 347 {
 348     EnterCriticalSection(&wined3d_cs);
 349 }
 350
 351 void WINAPI wined3d_mutex_unlock(void)
 352 {
 353     LeaveCriticalSection(&wined3d_cs);
 354 }
 355
 356 static void wined3d_wndproc_mutex_lock(void)
 357 {
 358     EnterCriticalSection(&wined3d_wndproc_cs);
 359 }
 360
 361 static void wined3d_wndproc_mutex_unlock(void)
 362 {
 363     LeaveCriticalSection(&wined3d_wndproc_cs);
 364 }
 365
 366 static struct wined3d_wndproc *wined3d_find_wndproc(HWND window)
 367 {
 368     unsigned int i;
 369
 370     for (i = 0; i < wndproc_table.count; ++i)
 371     {
 372         if (wndproc_table.entries[i].window == window)
 373         {
 374             return &wndproc_table.entries[i];
 375         }
 376     }
 377
 378     return NULL;
 379 }
 380
 381 static LRESULT CALLBACK wined3d_wndproc(HWND window, UINT message, WPARAM wparam, LPARAM lparam)
 382 {
 383     struct wined3d_wndproc *entry;
 384     struct wined3d_device *device;
 385     BOOL unicode;
 386     WNDPROC proc;
 387
 388     wined3d_wndproc_mutex_lock();
 389     entry = wined3d_find_wndproc(window);
 390
 391     if (!entry)
 392     {
 393         wined3d_wndproc_mutex_unlock();
 394         ERR("Window %p is not registered with wined3d.\n", window);
 395         return DefWindowProcW(window, message, wparam, lparam);
 396     }
 397
 398     device = entry->device;
 399     unicode = entry->unicode;
 400     proc = entry->proc;
 401     wined3d_wndproc_mutex_unlock();
 402
 403     if (device)
 404         return device_process_message(device, window, unicode, message, wparam, lparam, proc);
 405     if (unicode)
 406         return CallWindowProcW(proc, window, message, wparam, lparam);
 407     return CallWindowProcA(proc, window, message, wparam, lparam);
 408 }
 409
 410 BOOL wined3d_register_window(HWND window, struct wined3d_device *device)
 411 {
 412     struct wined3d_wndproc *entry;
 413
 414     wined3d_wndproc_mutex_lock();
 415
 416     if (wined3d_find_wndproc(window))
 417     {
 418         wined3d_wndproc_mutex_unlock();
 419         WARN("Window %p is already registered with wined3d.\n", window);
 420         return TRUE;
 421     }
 422
 423     if (wndproc_table.size == wndproc_table.count)
 424     {
 425         unsigned int new_size = max(1, wndproc_table.size * 2);
 426         struct wined3d_wndproc *new_entries;
 427
 428         if (!wndproc_table.entries) new_entries = HeapAlloc(GetProcessHeap(), 0, new_size * sizeof(*new_entries));
 429         else new_entries = HeapReAlloc(GetProcessHeap(), 0, wndproc_table.entries, new_size * sizeof(*new_entries));
 430
 431         if (!new_entries)
 432         {
 433             wined3d_wndproc_mutex_unlock();
 434             ERR("Failed to grow table.\n");
 435             return FALSE;
 436         }
 437
 438         wndproc_table.entries = new_entries;
 439         wndproc_table.size = new_size;
 440     }
 441
 442     entry = &wndproc_table.entries[wndproc_table.count++];
 443     entry->window = window;
 444     entry->unicode = IsWindowUnicode(window);
 445     /* Set a window proc that matches the window. Some applications (e.g. NoX)
 446      * replace the window proc after we've set ours, and expect to be able to
 447      * call the previous one (ours) directly, without using CallWindowProc(). */
 448     if (entry->unicode)
 449         entry->proc = (WNDPROC)SetWindowLongPtrW(window, GWLP_WNDPROC, (LONG_PTR)wined3d_wndproc);
 450     else
 451         entry->proc = (WNDPROC)SetWindowLongPtrA(window, GWLP_WNDPROC, (LONG_PTR)wined3d_wndproc);
 452     entry->device = device;
 453
 454     wined3d_wndproc_mutex_unlock();
 455
 456     return TRUE;
 457 }
 458
 459 void wined3d_unregister_window(HWND window)
 460 {
 461     struct wined3d_wndproc *entry, *last;
 462     LONG_PTR proc;
 463
 464     wined3d_wndproc_mutex_lock();
 465
 466     if (!(entry = wined3d_find_wndproc(window)))
 467     {
 468         wined3d_wndproc_mutex_unlock();
 469         ERR("Window %p is not registered with wined3d.\n", window);
 470         return;
 471     }
 472
 473     if (entry->unicode)
 474     {
 475         proc = GetWindowLongPtrW(window, GWLP_WNDPROC);
 476         if (proc != (LONG_PTR)wined3d_wndproc)
 477         {
 478             entry->device = NULL;
 479             wined3d_wndproc_mutex_unlock();
 480             WARN("Not unregistering window %p, window proc %#lx doesn't match wined3d window proc %p.\n",
 481                     window, proc, wined3d_wndproc);
 482             return;
 483         }
 484
 485         SetWindowLongPtrW(window, GWLP_WNDPROC, (LONG_PTR)entry->proc);
 486     }
 487     else
 488     {
 489         proc = GetWindowLongPtrA(window, GWLP_WNDPROC);
 490         if (proc != (LONG_PTR)wined3d_wndproc)
 491         {
 492             entry->device = NULL;
 493             wined3d_wndproc_mutex_unlock();
 494             WARN("Not unregistering window %p, window proc %#lx doesn't match wined3d window proc %p.\n",
 495                     window, proc, wined3d_wndproc);
 496             return;
 497         }
 498
 499         SetWindowLongPtrA(window, GWLP_WNDPROC, (LONG_PTR)entry->proc);
 500     }
 501
 502     last = &wndproc_table.entries[--wndproc_table.count];
 503     if (entry != last) *entry = *last;
 504
 505     wined3d_wndproc_mutex_unlock();
 506 }
 507
 508 /* At process attach */
 509 BOOL WINAPI DllMain(HINSTANCE inst, DWORD reason, void *reserved)
 510 {
 511     switch (reason)
 512     {
 513         case DLL_PROCESS_ATTACH:
 514             return wined3d_dll_init(inst);
 515
 516         case DLL_PROCESS_DETACH:
 517             if (!reserved)
 518                 return wined3d_dll_destroy(inst);
 519             break;
 520
 521         case DLL_THREAD_DETACH:
 522             if (!context_set_current(NULL))
 523             {
 524                 ERR("Failed to clear current context.\n");
 525             }
 526             return TRUE;
 527     }
 528     return TRUE;
 529 }