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     struct wined3d *wined3d;
  37     HWND window;
  38     BOOL unicode;
  39     BOOL filter;
  40     WNDPROC proc;
  41     struct wined3d_device *device;
  42     uint32_t flags;
  43 };
  44
  45 struct wined3d_wndproc_table
  46 {
  47     struct wined3d_wndproc *entries;
  48     SIZE_T count;
  49     SIZE_T size;
  50 };
  51
  52 struct wined3d_window_hook
  53 {
  54     HHOOK hook;
  55     DWORD thread_id;
  56     unsigned int count;
  57 };
  58
  59 struct wined3d_registered_swapchain_state
  60 {
  61     struct wined3d_swapchain_state *state;
  62     DWORD thread_id;
  63 };
  64
  65 struct wined3d_swapchain_state_table
  66 {
  67     struct wined3d_window_hook *hooks;
  68     SIZE_T hooks_size;
  69     SIZE_T hook_count;
  70
  71     struct wined3d_registered_swapchain_state *states;
  72     SIZE_T states_size;
  73     SIZE_T state_count;
  74 };
  75
  76 static struct wined3d_wndproc_table wndproc_table;
  77 static struct wined3d_swapchain_state_table swapchain_state_table;
  78
  79 static CRITICAL_SECTION wined3d_cs;
  80 static CRITICAL_SECTION_DEBUG wined3d_cs_debug =
  81 {
  82     0, 0, &wined3d_cs,
  83     {&wined3d_cs_debug.ProcessLocksList,
  84     &wined3d_cs_debug.ProcessLocksList},
  85     0, 0, {(DWORD_PTR)(__FILE__ ": wined3d_cs")}
  86 };
  87 static CRITICAL_SECTION wined3d_cs = {&wined3d_cs_debug, -1, 0, 0, 0, 0};
  88
  89 static CRITICAL_SECTION wined3d_wndproc_cs;
  90 static CRITICAL_SECTION_DEBUG wined3d_wndproc_cs_debug =
  91 {
  92     0, 0, &wined3d_wndproc_cs,
  93     {&wined3d_wndproc_cs_debug.ProcessLocksList,
  94     &wined3d_wndproc_cs_debug.ProcessLocksList},
  95     0, 0, {(DWORD_PTR)(__FILE__ ": wined3d_wndproc_cs")}
  96 };
  97 static CRITICAL_SECTION wined3d_wndproc_cs = {&wined3d_wndproc_cs_debug, -1, 0, 0, 0, 0};
  98
  99 CRITICAL_SECTION wined3d_command_cs;
 100 static CRITICAL_SECTION_DEBUG wined3d_command_cs_debug =
 101 {
 102     0, 0, &wined3d_command_cs,
 103     {&wined3d_command_cs_debug.ProcessLocksList,
 104     &wined3d_command_cs_debug.ProcessLocksList},
 105     0, 0, {(DWORD_PTR)(__FILE__ ": wined3d_command_cs")}
 106 };
 107 CRITICAL_SECTION wined3d_command_cs = {&wined3d_command_cs_debug, -1, 0, 0, 0, 0};
 108
 109 /* When updating default value here, make sure to update winecfg as well,
 110  * where appropriate. */
 111 struct wined3d_settings wined3d_settings =
 112 {
 113     .cs_multithreaded = WINED3D_CSMT_ENABLE,
 114     .max_gl_version = MAKEDWORD_VERSION(4, 4),
 115     .offscreen_rendering_mode = ORM_FBO,
 116     .pci_vendor_id = PCI_VENDOR_NONE,
 117     .pci_device_id = PCI_DEVICE_NONE,
 118     .multisample_textures = TRUE,
 119     .sample_count = ~0u,
 120     .max_sm_vs = UINT_MAX,
 121     .max_sm_ps = UINT_MAX,
 122     .max_sm_ds = UINT_MAX,
 123     .max_sm_hs = UINT_MAX,
 124     .max_sm_gs = UINT_MAX,
 125     .max_sm_cs = UINT_MAX,
 126     .renderer = WINED3D_RENDERER_AUTO,
 127     .shader_backend = WINED3D_SHADER_BACKEND_AUTO,
 128 };
 129
 130 struct wined3d * CDECL wined3d_create(DWORD flags)
 131 {
 132     struct wined3d *object;
 133     HRESULT hr;
 134
 135     if (!(object = heap_alloc_zero(FIELD_OFFSET(struct wined3d, adapters[1]))))
 136     {
 137         ERR("Failed to allocate wined3d object memory.\n");
 138         return NULL;
 139     }
 140
 141     if (wined3d_settings.renderer == WINED3D_RENDERER_NO3D)
 142         flags |= WINED3D_NO3D;
 143
 144     if (FAILED(hr = wined3d_init(object, flags)))
 145     {
 146         WARN("Failed to initialize wined3d object, hr %#x.\n", hr);
 147         heap_free(object);
 148         return NULL;
 149     }
 150
 151     TRACE("Created wined3d object %p.\n", object);
 152
 153     return object;
 154 }
 155
 156 static DWORD get_config_key(HKEY defkey, HKEY appkey, const char *name, char *buffer, DWORD size)
 157 {
 158     if (appkey && !RegQueryValueExA(appkey, name, 0, NULL, (BYTE *)buffer, &size)) return 0;
 159     if (defkey && !RegQueryValueExA(defkey, name, 0, NULL, (BYTE *)buffer, &size)) return 0;
 160     return ERROR_FILE_NOT_FOUND;
 161 }
 162
 163 static DWORD get_config_key_dword(HKEY defkey, HKEY appkey, const char *name, DWORD *value)
 164 {
 165     DWORD type, data, size;
 166
 167     size = sizeof(data);
 168     if (appkey && !RegQueryValueExA(appkey, name, 0, &type, (BYTE *)&data, &size) && type == REG_DWORD) goto success;
 169     size = sizeof(data);
 170     if (defkey && !RegQueryValueExA(defkey, name, 0, &type, (BYTE *)&data, &size) && type == REG_DWORD) goto success;
 171
 172     return ERROR_FILE_NOT_FOUND;
 173
 174 success:
 175     *value = data;
 176     return 0;
 177 }
 178
 179 BOOL wined3d_get_app_name(char *app_name, unsigned int app_name_size)
 180 {
 181     char buffer[MAX_PATH];
 182     unsigned int len;
 183     char *p, *name;
 184
 185     len = GetModuleFileNameA(0, buffer, ARRAY_SIZE(buffer));
 186     if (!(len && len < MAX_PATH))
 187         return FALSE;
 188
 189     name = buffer;
 190     if ((p = strrchr(name, '/' )))
 191         name = p + 1;
 192     if ((p = strrchr(name, '\\')))
 193         name = p + 1;
 194
 195     len = strlen(name) + 1;
 196     if (app_name_size < len)
 197         return FALSE;
 198
 199     memcpy(app_name, name, len);
 200     return TRUE;
 201 }
 202
 203 static BOOL wined3d_dll_init(HINSTANCE hInstDLL)
 204 {
 205     DWORD wined3d_context_tls_idx;
 206     char buffer[MAX_PATH+10];
 207     DWORD size = sizeof(buffer);
 208     HKEY hkey = 0;
 209     HKEY appkey = 0;
 210     DWORD tmpvalue;
 211     WNDCLASSA wc;
 212
 213     wined3d_context_tls_idx = TlsAlloc();
 214     if (wined3d_context_tls_idx == TLS_OUT_OF_INDEXES)
 215     {
 216         DWORD err = GetLastError();
 217         ERR("Failed to allocate context TLS index, err %#x.\n", err);
 218         return FALSE;
 219     }
 220     context_set_tls_idx(wined3d_context_tls_idx);
 221
 222     /* We need our own window class for a fake window which we use to retrieve GL capabilities */
 223     /* We might need CS_OWNDC in the future if we notice strange things on Windows.
 224      * Various articles/posts about OpenGL problems on Windows recommend this. */
 225     wc.style                = CS_HREDRAW | CS_VREDRAW;
 226     wc.lpfnWndProc          = DefWindowProcA;
 227     wc.cbClsExtra           = 0;
 228     wc.cbWndExtra           = 0;
 229     wc.hInstance            = hInstDLL;
 230     wc.hIcon                = LoadIconA(NULL, (const char *)IDI_WINLOGO);
 231     wc.hCursor              = LoadCursorA(NULL, (const char *)IDC_ARROW);
 232     wc.hbrBackground        = NULL;
 233     wc.lpszMenuName         = NULL;
 234     wc.lpszClassName        = WINED3D_OPENGL_WINDOW_CLASS_NAME;
 235
 236     if (!RegisterClassA(&wc))
 237     {
 238         ERR("Failed to register window class 'WineD3D_OpenGL'!\n");
 239         if (!TlsFree(wined3d_context_tls_idx))
 240         {
 241             DWORD err = GetLastError();
 242             ERR("Failed to free context TLS index, err %#x.\n", err);
 243         }
 244         return FALSE;
 245     }
 246
 247     DisableThreadLibraryCalls(hInstDLL);
 248
 249     /* @@ Wine registry key: HKCU\Software\Wine\Direct3D */
 250     if ( RegOpenKeyA( HKEY_CURRENT_USER, "Software\\Wine\\Direct3D", &hkey ) ) hkey = 0;
 251
 252     if (wined3d_get_app_name(buffer, ARRAY_SIZE(buffer)))
 253     {
 254         HKEY tmpkey;
 255         /* @@ Wine registry key: HKCU\Software\Wine\AppDefaults\app.exe\Direct3D */
 256         if (!RegOpenKeyA(HKEY_CURRENT_USER, "Software\\Wine\\AppDefaults", &tmpkey))
 257         {
 258             strcat(buffer, "\\Direct3D");
 259             TRACE("Application name %s.\n", buffer);
 260             if (RegOpenKeyA(tmpkey, buffer, &appkey)) appkey = 0;
 261             RegCloseKey(tmpkey);
 262         }
 263     }
 264
 265     if (hkey || appkey)
 266     {
 267         if (!get_config_key_dword(hkey, appkey, "csmt", &wined3d_settings.cs_multithreaded))
 268             ERR_(winediag)("Setting multithreaded command stream to %#x.\n", wined3d_settings.cs_multithreaded);
 269         if (!get_config_key_dword(hkey, appkey, "MaxVersionGL", &tmpvalue))
 270         {
 271             ERR_(winediag)("Setting maximum allowed wined3d GL version to %u.%u.\n",
 272                     tmpvalue >> 16, tmpvalue & 0xffff);
 273             wined3d_settings.max_gl_version = tmpvalue;
 274         }
 275         if (!get_config_key(hkey, appkey, "shader_backend", buffer, size))
 276         {
 277             if (!_strnicmp(buffer, "glsl", -1))
 278             {
 279                 ERR_(winediag)("Using the GLSL shader backend.\n");
 280                 wined3d_settings.shader_backend = WINED3D_SHADER_BACKEND_GLSL;
 281             }
 282             else if (!_strnicmp(buffer, "arb", -1))
 283             {
 284                 ERR_(winediag)("Using the ARB shader backend.\n");
 285                 wined3d_settings.shader_backend = WINED3D_SHADER_BACKEND_ARB;
 286             }
 287             else if (!_strnicmp(buffer, "none", -1))
 288             {
 289                 ERR_(winediag)("Disabling shader backends.\n");
 290                 wined3d_settings.shader_backend = WINED3D_SHADER_BACKEND_NONE;
 291             }
 292         }
 293         if (wined3d_settings.shader_backend == WINED3D_SHADER_BACKEND_ARB
 294                 || wined3d_settings.shader_backend == WINED3D_SHADER_BACKEND_NONE)
 295         {
 296             ERR_(winediag)("The GLSL shader backend has been disabled. You get to keep all the pieces if it breaks.\n");
 297             TRACE("Use of GL Shading Language disabled.\n");
 298         }
 299         if (!get_config_key(hkey, appkey, "OffscreenRenderingMode", buffer, size)
 300                 && !strcmp(buffer,"backbuffer"))
 301             wined3d_settings.offscreen_rendering_mode = ORM_BACKBUFFER;
 302         if ( !get_config_key_dword( hkey, appkey, "VideoPciDeviceID", &tmpvalue) )
 303         {
 304             int pci_device_id = tmpvalue;
 305
 306             /* A pci device id is 16-bit */
 307             if(pci_device_id > 0xffff)
 308             {
 309                 ERR("Invalid value for VideoPciDeviceID. The value should be smaller or equal to 65535 or 0xffff\n");
 310             }
 311             else
 312             {
 313                 TRACE("Using PCI Device ID %04x\n", pci_device_id);
 314                 wined3d_settings.pci_device_id = pci_device_id;
 315             }
 316         }
 317         if ( !get_config_key_dword( hkey, appkey, "VideoPciVendorID", &tmpvalue) )
 318         {
 319             int pci_vendor_id = tmpvalue;
 320
 321             /* A pci device id is 16-bit */
 322             if(pci_vendor_id > 0xffff)
 323             {
 324                 ERR("Invalid value for VideoPciVendorID. The value should be smaller or equal to 65535 or 0xffff\n");
 325             }
 326             else
 327             {
 328                 TRACE("Using PCI Vendor ID %04x\n", pci_vendor_id);
 329                 wined3d_settings.pci_vendor_id = pci_vendor_id;
 330             }
 331         }
 332         if ( !get_config_key( hkey, appkey, "VideoMemorySize", buffer, size) )
 333         {
 334             int TmpVideoMemorySize = atoi(buffer);
 335             if(TmpVideoMemorySize > 0)
 336             {
 337                 wined3d_settings.emulated_textureram = (UINT64)TmpVideoMemorySize *1024*1024;
 338                 TRACE("Use %iMiB = 0x%s bytes for emulated_textureram\n",
 339                         TmpVideoMemorySize,
 340                         wine_dbgstr_longlong(wined3d_settings.emulated_textureram));
 341             }
 342             else
 343                 ERR("VideoMemorySize is %i but must be >0\n", TmpVideoMemorySize);
 344         }
 345         if ( !get_config_key( hkey, appkey, "WineLogo", buffer, size) )
 346         {
 347             size_t len = strlen(buffer) + 1;
 348
 349             if (!(wined3d_settings.logo = heap_alloc(len)))
 350                 ERR("Failed to allocate logo path memory.\n");
 351             else
 352                 memcpy(wined3d_settings.logo, buffer, len);
 353         }
 354         if (!get_config_key_dword(hkey, appkey, "MultisampleTextures", &wined3d_settings.multisample_textures))
 355             ERR_(winediag)("Setting multisample textures to %#x.\n", wined3d_settings.multisample_textures);
 356         if (!get_config_key_dword(hkey, appkey, "SampleCount", &wined3d_settings.sample_count))
 357             ERR_(winediag)("Forcing sample count to %u. This may not be compatible with all applications.\n",
 358                     wined3d_settings.sample_count);
 359         if (!get_config_key(hkey, appkey, "CheckFloatConstants", buffer, size)
 360                 && !strcmp(buffer, "enabled"))
 361         {
 362             TRACE("Checking relative addressing indices in float constants.\n");
 363             wined3d_settings.check_float_constants = TRUE;
 364         }
 365         if (!get_config_key_dword(hkey, appkey, "strict_shader_math", &wined3d_settings.strict_shader_math))
 366             ERR_(winediag)("Setting strict shader math to %#x.\n", wined3d_settings.strict_shader_math);
 367         if (!get_config_key_dword(hkey, appkey, "MaxShaderModelVS", &wined3d_settings.max_sm_vs))
 368             TRACE("Limiting VS shader model to %u.\n", wined3d_settings.max_sm_vs);
 369         if (!get_config_key_dword(hkey, appkey, "MaxShaderModelHS", &wined3d_settings.max_sm_hs))
 370             TRACE("Limiting HS shader model to %u.\n", wined3d_settings.max_sm_hs);
 371         if (!get_config_key_dword(hkey, appkey, "MaxShaderModelDS", &wined3d_settings.max_sm_ds))
 372             TRACE("Limiting DS shader model to %u.\n", wined3d_settings.max_sm_ds);
 373         if (!get_config_key_dword(hkey, appkey, "MaxShaderModelGS", &wined3d_settings.max_sm_gs))
 374             TRACE("Limiting GS shader model to %u.\n", wined3d_settings.max_sm_gs);
 375         if (!get_config_key_dword(hkey, appkey, "MaxShaderModelPS", &wined3d_settings.max_sm_ps))
 376             TRACE("Limiting PS shader model to %u.\n", wined3d_settings.max_sm_ps);
 377         if (!get_config_key_dword(hkey, appkey, "MaxShaderModelCS", &wined3d_settings.max_sm_cs))
 378             TRACE("Limiting CS shader model to %u.\n", wined3d_settings.max_sm_cs);
 379         if (!get_config_key(hkey, appkey, "renderer", buffer, size))
 380         {
 381             if (!strcmp(buffer, "vulkan"))
 382             {
 383                 ERR_(winediag)("Using the Vulkan renderer.\n");
 384                 wined3d_settings.renderer = WINED3D_RENDERER_VULKAN;
 385             }
 386             else if (!strcmp(buffer, "gl"))
 387             {
 388                 ERR_(winediag)("Using the OpenGL renderer.\n");
 389                 wined3d_settings.renderer = WINED3D_RENDERER_OPENGL;
 390             }
 391             else if (!strcmp(buffer, "gdi") || !strcmp(buffer, "no3d"))
 392             {
 393                 ERR_(winediag)("Disabling 3D support.\n");
 394                 wined3d_settings.renderer = WINED3D_RENDERER_NO3D;
 395             }
 396         }
 397     }
 398
 399     if (appkey) RegCloseKey( appkey );
 400     if (hkey) RegCloseKey( hkey );
 401
 402     return TRUE;
 403 }
 404
 405 static BOOL wined3d_dll_destroy(HINSTANCE hInstDLL)
 406 {
 407     DWORD wined3d_context_tls_idx = context_get_tls_idx();
 408     unsigned int i;
 409
 410     wined3d_spirv_shader_backend_cleanup();
 411
 412     if (!TlsFree(wined3d_context_tls_idx))
 413     {
 414         DWORD err = GetLastError();
 415         ERR("Failed to free context TLS index, err %#x.\n", err);
 416     }
 417
 418     for (i = 0; i < wndproc_table.count; ++i)
 419     {
 420         /* Trying to unregister these would be futile. These entries can only
 421          * exist if either we skipped them in wined3d_unregister_window() due
 422          * to the application replacing the wndproc after the entry was
 423          * registered, or if the application still has an active wined3d
 424          * device. In the latter case the application has bigger problems than
 425          * these entries. */
 426         WARN("Leftover wndproc table entry %p.\n", &wndproc_table.entries[i]);
 427     }
 428     heap_free(wndproc_table.entries);
 429
 430     heap_free(swapchain_state_table.states);
 431     for (i = 0; i < swapchain_state_table.hook_count; ++i)
 432     {
 433         WARN("Leftover swapchain state hook %p.\n", &swapchain_state_table.hooks[i]);
 434         UnhookWindowsHookEx(swapchain_state_table.hooks[i].hook);
 435     }
 436     heap_free(swapchain_state_table.hooks);
 437
 438     heap_free(wined3d_settings.logo);
 439     UnregisterClassA(WINED3D_OPENGL_WINDOW_CLASS_NAME, hInstDLL);
 440
 441     DeleteCriticalSection(&wined3d_command_cs);
 442
 443     DeleteCriticalSection(&wined3d_wndproc_cs);
 444     DeleteCriticalSection(&wined3d_cs);
 445     return TRUE;
 446 }
 447
 448 void WINAPI wined3d_mutex_lock(void)
 449 {
 450     EnterCriticalSection(&wined3d_cs);
 451 }
 452
 453 void WINAPI wined3d_mutex_unlock(void)
 454 {
 455     LeaveCriticalSection(&wined3d_cs);
 456 }
 457
 458 static void wined3d_wndproc_mutex_lock(void)
 459 {
 460     EnterCriticalSection(&wined3d_wndproc_cs);
 461 }
 462
 463 static void wined3d_wndproc_mutex_unlock(void)
 464 {
 465     LeaveCriticalSection(&wined3d_wndproc_cs);
 466 }
 467
 468 static struct wined3d_output * wined3d_get_output_from_window(const struct wined3d *wined3d,
 469         HWND hwnd)
 470 {
 471     unsigned int adapter_idx, output_idx;
 472     struct wined3d_adapter *adapter;
 473     MONITORINFOEXW monitor_info;
 474     HMONITOR monitor;
 475
 476     TRACE("wined3d %p, hwnd %p.\n", wined3d, hwnd);
 477
 478     monitor = MonitorFromWindow(hwnd, MONITOR_DEFAULTTONEAREST);
 479     monitor_info.cbSize = sizeof(monitor_info);
 480     if (!GetMonitorInfoW(monitor, (MONITORINFO *)&monitor_info))
 481     {
 482         ERR("GetMonitorInfoW failed, error %#x.\n", GetLastError());
 483         return NULL;
 484     }
 485
 486     for (adapter_idx = 0; adapter_idx < wined3d->adapter_count; ++adapter_idx)
 487     {
 488         adapter = wined3d->adapters[adapter_idx];
 489         for (output_idx = 0; output_idx < adapter->output_count; ++output_idx)
 490         {
 491             if (!lstrcmpiW(adapter->outputs[output_idx].device_name, monitor_info.szDevice))
 492                 return &adapter->outputs[output_idx];
 493         }
 494     }
 495
 496     return NULL;
 497 }
 498
 499 static struct wined3d_wndproc *wined3d_find_wndproc(HWND window, struct wined3d *wined3d)
 500 {
 501     unsigned int i;
 502
 503     for (i = 0; i < wndproc_table.count; ++i)
 504     {
 505         struct wined3d_wndproc *entry = &wndproc_table.entries[i];
 506
 507         if (entry->window == window && entry->wined3d == wined3d)
 508             return entry;
 509     }
 510
 511     return NULL;
 512 }
 513
 514 BOOL wined3d_filter_messages(HWND window, BOOL filter)
 515 {
 516     struct wined3d_wndproc *entry;
 517     BOOL ret;
 518
 519     wined3d_wndproc_mutex_lock();
 520
 521     if (!(entry = wined3d_find_wndproc(window, NULL)))
 522     {
 523         wined3d_wndproc_mutex_unlock();
 524         return FALSE;
 525     }
 526
 527     ret = entry->filter;
 528     entry->filter = filter;
 529
 530     wined3d_wndproc_mutex_unlock();
 531
 532     return ret;
 533 }
 534
 535 static LRESULT CALLBACK wined3d_wndproc(HWND window, UINT message, WPARAM wparam, LPARAM lparam)
 536 {
 537     struct wined3d_wndproc *entry;
 538     struct wined3d_device *device;
 539     BOOL unicode, filter;
 540     WNDPROC proc;
 541
 542     wined3d_wndproc_mutex_lock();
 543
 544     if (!(entry = wined3d_find_wndproc(window, NULL)))
 545     {
 546         wined3d_wndproc_mutex_unlock();
 547         ERR("Window %p is not registered with wined3d.\n", window);
 548         return DefWindowProcW(window, message, wparam, lparam);
 549     }
 550
 551     device = entry->device;
 552     unicode = entry->unicode;
 553     filter = entry->filter;
 554     proc = entry->proc;
 555     wined3d_wndproc_mutex_unlock();
 556
 557     if (device)
 558     {
 559         if (filter && message != WM_DISPLAYCHANGE)
 560         {
 561             TRACE("Filtering message: window %p, message %#x, wparam %#lx, lparam %#lx.\n",
 562                     window, message, wparam, lparam);
 563
 564             if (unicode)
 565                 return DefWindowProcW(window, message, wparam, lparam);
 566             return DefWindowProcA(window, message, wparam, lparam);
 567         }
 568
 569         return device_process_message(device, window, unicode, message, wparam, lparam, proc);
 570     }
 571     if (unicode)
 572         return CallWindowProcW(proc, window, message, wparam, lparam);
 573     return CallWindowProcA(proc, window, message, wparam, lparam);
 574 }
 575
 576 static LRESULT CALLBACK wined3d_hook_proc(int code, WPARAM wparam, LPARAM lparam)
 577 {
 578     struct wined3d_swapchain_desc swapchain_desc;
 579     struct wined3d_swapchain_state *state;
 580     struct wined3d_wndproc *entry;
 581     struct wined3d_output *output;
 582     MSG *msg = (MSG *)lparam;
 583     unsigned int i;
 584
 585     /* Handle Alt+Enter. */
 586     if (code == HC_ACTION && msg->message == WM_SYSKEYDOWN
 587             && msg->wParam == VK_RETURN && (msg->lParam & (KF_ALTDOWN << 16)))
 588     {
 589         wined3d_wndproc_mutex_lock();
 590
 591         for (i = 0; i < swapchain_state_table.state_count; ++i)
 592         {
 593             state = swapchain_state_table.states[i].state;
 594
 595             if (state->device_window != msg->hwnd)
 596                 continue;
 597
 598             if ((entry = wined3d_find_wndproc(msg->hwnd, state->wined3d))
 599                     && (entry->flags & (WINED3D_REGISTER_WINDOW_NO_WINDOW_CHANGES
 600                     | WINED3D_REGISTER_WINDOW_NO_ALT_ENTER)))
 601                 continue;
 602
 603             swapchain_desc = state->desc;
 604             swapchain_desc.windowed = !swapchain_desc.windowed;
 605             if (!(output = wined3d_get_output_from_window(state->wined3d, state->device_window)))
 606             {
 607                 ERR("Failed to get output from window %p.\n", state->device_window);
 608                 break;
 609             }
 610             swapchain_desc.output = output;
 611             wined3d_swapchain_state_set_fullscreen(state, &swapchain_desc, NULL);
 612
 613             wined3d_wndproc_mutex_unlock();
 614
 615             return 1;
 616         }
 617
 618         wined3d_wndproc_mutex_unlock();
 619     }
 620
 621     return CallNextHookEx(0, code, wparam, lparam);
 622 }
 623
 624 BOOL CDECL wined3d_register_window(struct wined3d *wined3d, HWND window,
 625         struct wined3d_device *device, unsigned int flags)
 626 {
 627     struct wined3d_wndproc *entry;
 628
 629     TRACE("wined3d %p, window %p, device %p, flags %#x.\n", wined3d, window, device, flags);
 630
 631     wined3d_wndproc_mutex_lock();
 632
 633     if ((entry = wined3d_find_wndproc(window, wined3d)))
 634     {
 635         if (!wined3d)
 636             WARN("Window %p is already registered with wined3d.\n", window);
 637         entry->flags = flags;
 638         wined3d_wndproc_mutex_unlock();
 639         return TRUE;
 640     }
 641
 642     if (!wined3d_array_reserve((void **)&wndproc_table.entries, &wndproc_table.size,
 643             wndproc_table.count + 1, sizeof(*entry)))
 644     {
 645         wined3d_wndproc_mutex_unlock();
 646         ERR("Failed to grow table.\n");
 647         return FALSE;
 648     }
 649
 650     entry = &wndproc_table.entries[wndproc_table.count++];
 651     entry->window = window;
 652     entry->unicode = IsWindowUnicode(window);
 653     if (!wined3d)
 654     {
 655         /* Set a window proc that matches the window. Some applications (e.g.
 656          * NoX) replace the window proc after we've set ours, and expect to be
 657          * able to call the previous one (ours) directly, without using
 658          * CallWindowProc(). */
 659         if (entry->unicode)
 660             entry->proc = (WNDPROC)SetWindowLongPtrW(window, GWLP_WNDPROC, (LONG_PTR)wined3d_wndproc);
 661         else
 662             entry->proc = (WNDPROC)SetWindowLongPtrA(window, GWLP_WNDPROC, (LONG_PTR)wined3d_wndproc);
 663     }
 664     else
 665     {
 666         entry->proc = NULL;
 667     }
 668     entry->device = device;
 669     entry->wined3d = wined3d;
 670     entry->flags = flags;
 671
 672     wined3d_wndproc_mutex_unlock();
 673
 674     return TRUE;
 675 }
 676
 677 static BOOL restore_wndproc(struct wined3d_wndproc *entry)
 678 {
 679     LONG_PTR proc;
 680
 681     if (entry->unicode)
 682     {
 683         proc = GetWindowLongPtrW(entry->window, GWLP_WNDPROC);
 684         if (proc != (LONG_PTR)wined3d_wndproc)
 685             return FALSE;
 686         SetWindowLongPtrW(entry->window, GWLP_WNDPROC, (LONG_PTR)entry->proc);
 687     }
 688     else
 689     {
 690         proc = GetWindowLongPtrA(entry->window, GWLP_WNDPROC);
 691         if (proc != (LONG_PTR)wined3d_wndproc)
 692             return FALSE;
 693         SetWindowLongPtrA(entry->window, GWLP_WNDPROC, (LONG_PTR)entry->proc);
 694     }
 695
 696     return TRUE;
 697 }
 698
 699 void wined3d_unregister_window(HWND window)
 700 {
 701     struct wined3d_wndproc *entry, *last;
 702
 703     wined3d_wndproc_mutex_lock();
 704
 705     if (!(entry = wined3d_find_wndproc(window, NULL)))
 706     {
 707         wined3d_wndproc_mutex_unlock();
 708         ERR("Window %p is not registered with wined3d.\n", window);
 709         return;
 710     }
 711
 712     if (entry->proc && !restore_wndproc(entry))
 713     {
 714         entry->device = NULL;
 715         WARN("Not unregistering window %p, current window proc doesn't match wined3d window proc.\n", window);
 716         wined3d_wndproc_mutex_unlock();
 717         return;
 718     }
 719
 720     last = &wndproc_table.entries[--wndproc_table.count];
 721     if (entry != last) *entry = *last;
 722
 723     wined3d_wndproc_mutex_unlock();
 724 }
 725
 726 void CDECL wined3d_unregister_windows(struct wined3d *wined3d)
 727 {
 728     struct wined3d_wndproc *entry, *last;
 729     unsigned int i = 0;
 730
 731     TRACE("wined3d %p.\n", wined3d);
 732
 733     wined3d_wndproc_mutex_lock();
 734
 735     while (i < wndproc_table.count)
 736     {
 737         entry = &wndproc_table.entries[i];
 738
 739         if (entry->wined3d != wined3d)
 740         {
 741             ++i;
 742             continue;
 743         }
 744
 745         if (entry->proc && !restore_wndproc(entry))
 746         {
 747             entry->device = NULL;
 748             WARN("Not unregistering window %p, current window proc doesn't match wined3d window proc.\n",
 749                     entry->window);
 750             ++i;
 751             continue;
 752         }
 753
 754         last = &wndproc_table.entries[--wndproc_table.count];
 755         if (entry != last)
 756             *entry = *last;
 757         else
 758             ++i;
 759     }
 760
 761     wined3d_wndproc_mutex_unlock();
 762 }
 763
 764 static struct wined3d_window_hook *wined3d_find_hook(DWORD thread_id)
 765 {
 766     unsigned int i;
 767
 768     for (i = 0; i < swapchain_state_table.hook_count; ++i)
 769     {
 770         if (swapchain_state_table.hooks[i].thread_id == thread_id)
 771             return &swapchain_state_table.hooks[i];
 772     }
 773
 774     return NULL;
 775 }
 776
 777 void wined3d_swapchain_state_register(struct wined3d_swapchain_state *state)
 778 {
 779     struct wined3d_registered_swapchain_state *state_entry;
 780     struct wined3d_window_hook *hook;
 781
 782     wined3d_wndproc_mutex_lock();
 783
 784     if (!wined3d_array_reserve((void **)&swapchain_state_table.states, &swapchain_state_table.states_size,
 785             swapchain_state_table.state_count + 1, sizeof(*state_entry)))
 786     {
 787         wined3d_wndproc_mutex_unlock();
 788         return;
 789     }
 790
 791     state_entry = &swapchain_state_table.states[swapchain_state_table.state_count++];
 792     state_entry->state = state;
 793     state_entry->thread_id = GetWindowThreadProcessId(state->device_window, NULL);
 794
 795     if ((hook = wined3d_find_hook(state_entry->thread_id)))
 796     {
 797         ++hook->count;
 798         wined3d_wndproc_mutex_unlock();
 799         return;
 800     }
 801
 802     if (!wined3d_array_reserve((void **)&swapchain_state_table.hooks, &swapchain_state_table.hooks_size,
 803             swapchain_state_table.hook_count + 1, sizeof(*hook)))
 804     {
 805         --swapchain_state_table.state_count;
 806         wined3d_wndproc_mutex_unlock();
 807         return;
 808     }
 809
 810     hook = &swapchain_state_table.hooks[swapchain_state_table.hook_count++];
 811     hook->thread_id = state_entry->thread_id;
 812     hook->hook = SetWindowsHookExW(WH_GETMESSAGE, wined3d_hook_proc, 0, hook->thread_id);
 813     hook->count = 1;
 814
 815     wined3d_wndproc_mutex_unlock();
 816 }
 817
 818 static void wined3d_swapchain_state_unregister(struct wined3d_swapchain_state *state)
 819 {
 820     struct wined3d_registered_swapchain_state *state_entry, *last_state_entry;
 821     struct wined3d_window_hook *hook, *last_hook;
 822     unsigned int i;
 823
 824     wined3d_wndproc_mutex_lock();
 825
 826     for (i = 0; i < swapchain_state_table.state_count; ++i)
 827     {
 828         state_entry = &swapchain_state_table.states[i];
 829
 830         if (state_entry->state != state)
 831             continue;
 832
 833         if ((hook = wined3d_find_hook(state_entry->thread_id)) && !--hook->count)
 834         {
 835             UnhookWindowsHookEx(hook->hook);
 836             last_hook = &swapchain_state_table.hooks[--swapchain_state_table.hook_count];
 837             if (hook != last_hook)
 838                 *hook = *last_hook;
 839         }
 840
 841         last_state_entry = &swapchain_state_table.states[--swapchain_state_table.state_count];
 842         if (state_entry != last_state_entry)
 843             *state_entry = *last_state_entry;
 844
 845         break;
 846     }
 847
 848     wined3d_wndproc_mutex_unlock();
 849 }
 850
 851 void wined3d_swapchain_state_cleanup(struct wined3d_swapchain_state *state)
 852 {
 853     wined3d_swapchain_state_unregister(state);
 854 }
 855
 856 /* At process attach */
 857 BOOL WINAPI DllMain(HINSTANCE inst, DWORD reason, void *reserved)
 858 {
 859     switch (reason)
 860     {
 861         case DLL_PROCESS_ATTACH:
 862             return wined3d_dll_init(inst);
 863
 864         case DLL_PROCESS_DETACH:
 865             if (!reserved)
 866                 return wined3d_dll_destroy(inst);
 867             break;
 868
 869         case DLL_THREAD_DETACH:
 870             if (!wined3d_context_gl_set_current(NULL))
 871             {
 872                 ERR("Failed to clear current context.\n");
 873             }
 874             return TRUE;
 875     }
 876     return TRUE;
 877 }