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 WINE_DECLARE_DEBUG_CHANNEL(winediag);
  32
  33 struct wined3d_wndproc
  34 {
  35     struct wined3d *wined3d;
  36     HWND window;
  37     BOOL unicode;
  38     BOOL filter;
  39     WNDPROC proc;
  40     struct wined3d_device *device;
  41     uint32_t flags;
  42 };
  43
  44 struct wined3d_wndproc_table
  45 {
  46     struct wined3d_wndproc *entries;
  47     SIZE_T count;
  48     SIZE_T size;
  49 };
  50
  51 struct wined3d_window_hook
  52 {
  53     HHOOK hook;
  54     DWORD thread_id;
  55     unsigned int count;
  56 };
  57
  58 struct wined3d_registered_swapchain_state
  59 {
  60     struct wined3d_swapchain_state *state;
  61     DWORD thread_id;
  62 };
  63
  64 struct wined3d_swapchain_state_table
  65 {
  66     struct wined3d_window_hook *hooks;
  67     SIZE_T hooks_size;
  68     SIZE_T hook_count;
  69
  70     struct wined3d_registered_swapchain_state *states;
  71     SIZE_T states_size;
  72     SIZE_T state_count;
  73 };
  74
  75 static struct wined3d_wndproc_table wndproc_table;
  76 static struct wined3d_swapchain_state_table swapchain_state_table;
  77
  78 static CRITICAL_SECTION wined3d_cs;
  79 static CRITICAL_SECTION_DEBUG wined3d_cs_debug =
  80 {
  81     0, 0, &wined3d_cs,
  82     {&wined3d_cs_debug.ProcessLocksList,
  83     &wined3d_cs_debug.ProcessLocksList},
  84     0, 0, {(DWORD_PTR)(__FILE__ ": wined3d_cs")}
  85 };
  86 static CRITICAL_SECTION wined3d_cs = {&wined3d_cs_debug, -1, 0, 0, 0, 0};
  87
  88 static CRITICAL_SECTION wined3d_wndproc_cs;
  89 static CRITICAL_SECTION_DEBUG wined3d_wndproc_cs_debug =
  90 {
  91     0, 0, &wined3d_wndproc_cs,
  92     {&wined3d_wndproc_cs_debug.ProcessLocksList,
  93     &wined3d_wndproc_cs_debug.ProcessLocksList},
  94     0, 0, {(DWORD_PTR)(__FILE__ ": wined3d_wndproc_cs")}
  95 };
  96 static CRITICAL_SECTION wined3d_wndproc_cs = {&wined3d_wndproc_cs_debug, -1, 0, 0, 0, 0};
  97
  98 CRITICAL_SECTION wined3d_command_cs;
  99 static CRITICAL_SECTION_DEBUG wined3d_command_cs_debug =
 100 {
 101     0, 0, &wined3d_command_cs,
 102     {&wined3d_command_cs_debug.ProcessLocksList,
 103     &wined3d_command_cs_debug.ProcessLocksList},
 104     0, 0, {(DWORD_PTR)(__FILE__ ": wined3d_command_cs")}
 105 };
 106 CRITICAL_SECTION wined3d_command_cs = {&wined3d_command_cs_debug, -1, 0, 0, 0, 0};
 107
 108 /* When updating default value here, make sure to update winecfg as well,
 109  * where appropriate. */
 110 struct wined3d_settings wined3d_settings =
 111 {
 112     .cs_multithreaded = WINED3D_CSMT_ENABLE,
 113     .max_gl_version = MAKEDWORD_VERSION(4, 4),
 114     .offscreen_rendering_mode = ORM_FBO,
 115     .pci_vendor_id = PCI_VENDOR_NONE,
 116     .pci_device_id = PCI_DEVICE_NONE,
 117     .multisample_textures = TRUE,
 118     .sample_count = ~0u,
 119     .max_sm_vs = UINT_MAX,
 120     .max_sm_ps = UINT_MAX,
 121     .max_sm_ds = UINT_MAX,
 122     .max_sm_hs = UINT_MAX,
 123     .max_sm_gs = UINT_MAX,
 124     .max_sm_cs = UINT_MAX,
 125     .renderer = WINED3D_RENDERER_AUTO,
 126     .shader_backend = WINED3D_SHADER_BACKEND_AUTO,
 127 };
 128
 129 struct wined3d * CDECL wined3d_create(DWORD flags)
 130 {
 131     struct wined3d *object;
 132     HRESULT hr;
 133
 134     if (!(object = heap_alloc_zero(FIELD_OFFSET(struct wined3d, adapters[1]))))
 135     {
 136         ERR("Failed to allocate wined3d object memory.\n");
 137         return NULL;
 138     }
 139
 140     if (wined3d_settings.renderer == WINED3D_RENDERER_NO3D)
 141         flags |= WINED3D_NO3D;
 142
 143     if (FAILED(hr = wined3d_init(object, flags)))
 144     {
 145         WARN("Failed to initialize wined3d object, hr %#x.\n", hr);
 146         heap_free(object);
 147         return NULL;
 148     }
 149
 150     TRACE("Created wined3d object %p.\n", object);
 151
 152     return object;
 153 }
 154
 155 static DWORD get_config_key(HKEY defkey, HKEY appkey, const char *name, char *buffer, DWORD size)
 156 {
 157     if (appkey && !RegQueryValueExA(appkey, name, 0, NULL, (BYTE *)buffer, &size)) return 0;
 158     if (defkey && !RegQueryValueExA(defkey, name, 0, NULL, (BYTE *)buffer, &size)) return 0;
 159     return ERROR_FILE_NOT_FOUND;
 160 }
 161
 162 static DWORD get_config_key_dword(HKEY defkey, HKEY appkey, const char *name, DWORD *value)
 163 {
 164     DWORD type, data, size;
 165
 166     size = sizeof(data);
 167     if (appkey && !RegQueryValueExA(appkey, name, 0, &type, (BYTE *)&data, &size) && type == REG_DWORD) goto success;
 168     size = sizeof(data);
 169     if (defkey && !RegQueryValueExA(defkey, name, 0, &type, (BYTE *)&data, &size) && type == REG_DWORD) goto success;
 170
 171     return ERROR_FILE_NOT_FOUND;
 172
 173 success:
 174     *value = data;
 175     return 0;
 176 }
 177
 178 BOOL wined3d_get_app_name(char *app_name, unsigned int app_name_size)
 179 {
 180     char buffer[MAX_PATH];
 181     unsigned int len;
 182     char *p, *name;
 183
 184     len = GetModuleFileNameA(0, buffer, ARRAY_SIZE(buffer));
 185     if (!(len && len < MAX_PATH))
 186         return FALSE;
 187
 188     name = buffer;
 189     if ((p = strrchr(name, '/' )))
 190         name = p + 1;
 191     if ((p = strrchr(name, '\\')))
 192         name = p + 1;
 193
 194     len = strlen(name) + 1;
 195     if (app_name_size < len)
 196         return FALSE;
 197
 198     memcpy(app_name, name, len);
 199     return TRUE;
 200 }
 201
 202 static BOOL wined3d_dll_init(HINSTANCE hInstDLL)
 203 {
 204     DWORD wined3d_context_tls_idx;
 205     char buffer[MAX_PATH+10];
 206     DWORD size = sizeof(buffer);
 207     HKEY hkey = 0;
 208     HKEY appkey = 0;
 209     DWORD tmpvalue;
 210     WNDCLASSA wc;
 211
 212     wined3d_context_tls_idx = TlsAlloc();
 213     if (wined3d_context_tls_idx == TLS_OUT_OF_INDEXES)
 214     {
 215         DWORD err = GetLastError();
 216         ERR("Failed to allocate context TLS index, err %#x.\n", err);
 217         return FALSE;
 218     }
 219     context_set_tls_idx(wined3d_context_tls_idx);
 220
 221     /* We need our own window class for a fake window which we use to retrieve GL capabilities */
 222     /* We might need CS_OWNDC in the future if we notice strange things on Windows.
 223      * Various articles/posts about OpenGL problems on Windows recommend this. */
 224     wc.style                = CS_HREDRAW | CS_VREDRAW;
 225     wc.lpfnWndProc          = DefWindowProcA;
 226     wc.cbClsExtra           = 0;
 227     wc.cbWndExtra           = 0;
 228     wc.hInstance            = hInstDLL;
 229     wc.hIcon                = LoadIconA(NULL, (const char *)IDI_WINLOGO);
 230     wc.hCursor              = LoadCursorA(NULL, (const char *)IDC_ARROW);
 231     wc.hbrBackground        = NULL;
 232     wc.lpszMenuName         = NULL;
 233     wc.lpszClassName        = WINED3D_OPENGL_WINDOW_CLASS_NAME;
 234
 235     if (!RegisterClassA(&wc))
 236     {
 237         ERR("Failed to register window class 'WineD3D_OpenGL'!\n");
 238         if (!TlsFree(wined3d_context_tls_idx))
 239         {
 240             DWORD err = GetLastError();
 241             ERR("Failed to free context TLS index, err %#x.\n", err);
 242         }
 243         return FALSE;
 244     }
 245
 246     DisableThreadLibraryCalls(hInstDLL);
 247
 248     /* @@ Wine registry key: HKCU\Software\Wine\Direct3D */
 249     if ( RegOpenKeyA( HKEY_CURRENT_USER, "Software\\Wine\\Direct3D", &hkey ) ) hkey = 0;
 250
 251     if (wined3d_get_app_name(buffer, ARRAY_SIZE(buffer)))
 252     {
 253         HKEY tmpkey;
 254         /* @@ Wine registry key: HKCU\Software\Wine\AppDefaults\app.exe\Direct3D */
 255         if (!RegOpenKeyA(HKEY_CURRENT_USER, "Software\\Wine\\AppDefaults", &tmpkey))
 256         {
 257             strcat(buffer, "\\Direct3D");
 258             TRACE("Application name %s.\n", buffer);
 259             if (RegOpenKeyA(tmpkey, buffer, &appkey)) appkey = 0;
 260             RegCloseKey(tmpkey);
 261         }
 262     }
 263
 264     if (hkey || appkey)
 265     {
 266         if (!get_config_key_dword(hkey, appkey, "csmt", &wined3d_settings.cs_multithreaded))
 267             ERR_(winediag)("Setting multithreaded command stream to %#x.\n", wined3d_settings.cs_multithreaded);
 268         if (!get_config_key_dword(hkey, appkey, "MaxVersionGL", &tmpvalue))
 269         {
 270             ERR_(winediag)("Setting maximum allowed wined3d GL version to %u.%u.\n",
 271                     tmpvalue >> 16, tmpvalue & 0xffff);
 272             wined3d_settings.max_gl_version = tmpvalue;
 273         }
 274         if (!get_config_key(hkey, appkey, "shader_backend", buffer, size))
 275         {
 276             if (!_strnicmp(buffer, "glsl", -1))
 277             {
 278                 ERR_(winediag)("Using the GLSL shader backend.\n");
 279                 wined3d_settings.shader_backend = WINED3D_SHADER_BACKEND_GLSL;
 280             }
 281             else if (!_strnicmp(buffer, "arb", -1))
 282             {
 283                 ERR_(winediag)("Using the ARB shader backend.\n");
 284                 wined3d_settings.shader_backend = WINED3D_SHADER_BACKEND_ARB;
 285             }
 286             else if (!_strnicmp(buffer, "none", -1))
 287             {
 288                 ERR_(winediag)("Disabling shader backends.\n");
 289                 wined3d_settings.shader_backend = WINED3D_SHADER_BACKEND_NONE;
 290             }
 291         }
 292         if (wined3d_settings.shader_backend == WINED3D_SHADER_BACKEND_ARB
 293                 || wined3d_settings.shader_backend == WINED3D_SHADER_BACKEND_NONE)
 294         {
 295             ERR_(winediag)("The GLSL shader backend has been disabled. You get to keep all the pieces if it breaks.\n");
 296             TRACE("Use of GL Shading Language disabled.\n");
 297         }
 298         if (!get_config_key(hkey, appkey, "OffscreenRenderingMode", buffer, size)
 299                 && !strcmp(buffer,"backbuffer"))
 300             wined3d_settings.offscreen_rendering_mode = ORM_BACKBUFFER;
 301         if ( !get_config_key_dword( hkey, appkey, "VideoPciDeviceID", &tmpvalue) )
 302         {
 303             int pci_device_id = tmpvalue;
 304
 305             /* A pci device id is 16-bit */
 306             if(pci_device_id > 0xffff)
 307             {
 308                 ERR("Invalid value for VideoPciDeviceID. The value should be smaller or equal to 65535 or 0xffff\n");
 309             }
 310             else
 311             {
 312                 TRACE("Using PCI Device ID %04x\n", pci_device_id);
 313                 wined3d_settings.pci_device_id = pci_device_id;
 314             }
 315         }
 316         if ( !get_config_key_dword( hkey, appkey, "VideoPciVendorID", &tmpvalue) )
 317         {
 318             int pci_vendor_id = tmpvalue;
 319
 320             /* A pci device id is 16-bit */
 321             if(pci_vendor_id > 0xffff)
 322             {
 323                 ERR("Invalid value for VideoPciVendorID. The value should be smaller or equal to 65535 or 0xffff\n");
 324             }
 325             else
 326             {
 327                 TRACE("Using PCI Vendor ID %04x\n", pci_vendor_id);
 328                 wined3d_settings.pci_vendor_id = pci_vendor_id;
 329             }
 330         }
 331         if ( !get_config_key( hkey, appkey, "VideoMemorySize", buffer, size) )
 332         {
 333             int TmpVideoMemorySize = atoi(buffer);
 334             if(TmpVideoMemorySize > 0)
 335             {
 336                 wined3d_settings.emulated_textureram = (UINT64)TmpVideoMemorySize *1024*1024;
 337                 TRACE("Use %iMiB = 0x%s bytes for emulated_textureram\n",
 338                         TmpVideoMemorySize,
 339                         wine_dbgstr_longlong(wined3d_settings.emulated_textureram));
 340             }
 341             else
 342                 ERR("VideoMemorySize is %i but must be >0\n", TmpVideoMemorySize);
 343         }
 344         if ( !get_config_key( hkey, appkey, "WineLogo", buffer, size) )
 345         {
 346             size_t len = strlen(buffer) + 1;
 347
 348             if (!(wined3d_settings.logo = heap_alloc(len)))
 349                 ERR("Failed to allocate logo path memory.\n");
 350             else
 351                 memcpy(wined3d_settings.logo, buffer, len);
 352         }
 353         if (!get_config_key_dword(hkey, appkey, "MultisampleTextures", &wined3d_settings.multisample_textures))
 354             ERR_(winediag)("Setting multisample textures to %#x.\n", wined3d_settings.multisample_textures);
 355         if (!get_config_key_dword(hkey, appkey, "SampleCount", &wined3d_settings.sample_count))
 356             ERR_(winediag)("Forcing sample count to %u. This may not be compatible with all applications.\n",
 357                     wined3d_settings.sample_count);
 358         if (!get_config_key(hkey, appkey, "CheckFloatConstants", buffer, size)
 359                 && !strcmp(buffer, "enabled"))
 360         {
 361             TRACE("Checking relative addressing indices in float constants.\n");
 362             wined3d_settings.check_float_constants = TRUE;
 363         }
 364         if (!get_config_key_dword(hkey, appkey, "strict_shader_math", &wined3d_settings.strict_shader_math))
 365             ERR_(winediag)("Setting strict shader math to %#x.\n", wined3d_settings.strict_shader_math);
 366         if (!get_config_key_dword(hkey, appkey, "MaxShaderModelVS", &wined3d_settings.max_sm_vs))
 367             TRACE("Limiting VS shader model to %u.\n", wined3d_settings.max_sm_vs);
 368         if (!get_config_key_dword(hkey, appkey, "MaxShaderModelHS", &wined3d_settings.max_sm_hs))
 369             TRACE("Limiting HS shader model to %u.\n", wined3d_settings.max_sm_hs);
 370         if (!get_config_key_dword(hkey, appkey, "MaxShaderModelDS", &wined3d_settings.max_sm_ds))
 371             TRACE("Limiting DS shader model to %u.\n", wined3d_settings.max_sm_ds);
 372         if (!get_config_key_dword(hkey, appkey, "MaxShaderModelGS", &wined3d_settings.max_sm_gs))
 373             TRACE("Limiting GS shader model to %u.\n", wined3d_settings.max_sm_gs);
 374         if (!get_config_key_dword(hkey, appkey, "MaxShaderModelPS", &wined3d_settings.max_sm_ps))
 375             TRACE("Limiting PS shader model to %u.\n", wined3d_settings.max_sm_ps);
 376         if (!get_config_key_dword(hkey, appkey, "MaxShaderModelCS", &wined3d_settings.max_sm_cs))
 377             TRACE("Limiting CS shader model to %u.\n", wined3d_settings.max_sm_cs);
 378         if (!get_config_key(hkey, appkey, "renderer", buffer, size))
 379         {
 380             if (!strcmp(buffer, "vulkan"))
 381             {
 382                 ERR_(winediag)("Using the Vulkan renderer.\n");
 383                 wined3d_settings.renderer = WINED3D_RENDERER_VULKAN;
 384             }
 385             else if (!strcmp(buffer, "gl"))
 386             {
 387                 ERR_(winediag)("Using the OpenGL renderer.\n");
 388                 wined3d_settings.renderer = WINED3D_RENDERER_OPENGL;
 389             }
 390             else if (!strcmp(buffer, "gdi") || !strcmp(buffer, "no3d"))
 391             {
 392                 ERR_(winediag)("Disabling 3D support.\n");
 393                 wined3d_settings.renderer = WINED3D_RENDERER_NO3D;
 394             }
 395         }
 396         if (!get_config_key_dword(hkey, appkey, "cb_access_map_w", &tmpvalue) && tmpvalue)
 397         {
 398             TRACE("Forcing all constant buffers to be write-mappable.\n");
 399             wined3d_settings.cb_access_map_w = TRUE;
 400         }
 401     }
 402
 403     if (appkey) RegCloseKey( appkey );
 404     if (hkey) RegCloseKey( hkey );
 405
 406     return TRUE;
 407 }
 408
 409 static BOOL wined3d_dll_destroy(HINSTANCE hInstDLL)
 410 {
 411     DWORD wined3d_context_tls_idx = context_get_tls_idx();
 412     unsigned int i;
 413
 414     wined3d_spirv_shader_backend_cleanup();
 415
 416     if (!TlsFree(wined3d_context_tls_idx))
 417     {
 418         DWORD err = GetLastError();
 419         ERR("Failed to free context TLS index, err %#x.\n", err);
 420     }
 421
 422     for (i = 0; i < wndproc_table.count; ++i)
 423     {
 424         /* Trying to unregister these would be futile. These entries can only
 425          * exist if either we skipped them in wined3d_unregister_window() due
 426          * to the application replacing the wndproc after the entry was
 427          * registered, or if the application still has an active wined3d
 428          * device. In the latter case the application has bigger problems than
 429          * these entries. */
 430         WARN("Leftover wndproc table entry %p.\n", &wndproc_table.entries[i]);
 431     }
 432     heap_free(wndproc_table.entries);
 433
 434     heap_free(swapchain_state_table.states);
 435     for (i = 0; i < swapchain_state_table.hook_count; ++i)
 436     {
 437         WARN("Leftover swapchain state hook %p.\n", &swapchain_state_table.hooks[i]);
 438         UnhookWindowsHookEx(swapchain_state_table.hooks[i].hook);
 439     }
 440     heap_free(swapchain_state_table.hooks);
 441
 442     heap_free(wined3d_settings.logo);
 443     UnregisterClassA(WINED3D_OPENGL_WINDOW_CLASS_NAME, hInstDLL);
 444
 445     DeleteCriticalSection(&wined3d_command_cs);
 446
 447     DeleteCriticalSection(&wined3d_wndproc_cs);
 448     DeleteCriticalSection(&wined3d_cs);
 449     return TRUE;
 450 }
 451
 452 void WINAPI wined3d_mutex_lock(void)
 453 {
 454     EnterCriticalSection(&wined3d_cs);
 455 }
 456
 457 void WINAPI wined3d_mutex_unlock(void)
 458 {
 459     LeaveCriticalSection(&wined3d_cs);
 460 }
 461
 462 static void wined3d_wndproc_mutex_lock(void)
 463 {
 464     EnterCriticalSection(&wined3d_wndproc_cs);
 465 }
 466
 467 static void wined3d_wndproc_mutex_unlock(void)
 468 {
 469     LeaveCriticalSection(&wined3d_wndproc_cs);
 470 }
 471
 472 static struct wined3d_output * wined3d_get_output_from_window(const struct wined3d *wined3d,
 473         HWND hwnd)
 474 {
 475     unsigned int adapter_idx, output_idx;
 476     struct wined3d_adapter *adapter;
 477     MONITORINFOEXW monitor_info;
 478     HMONITOR monitor;
 479
 480     TRACE("wined3d %p, hwnd %p.\n", wined3d, hwnd);
 481
 482     monitor = MonitorFromWindow(hwnd, MONITOR_DEFAULTTONEAREST);
 483     monitor_info.cbSize = sizeof(monitor_info);
 484     if (!GetMonitorInfoW(monitor, (MONITORINFO *)&monitor_info))
 485     {
 486         ERR("GetMonitorInfoW failed, error %#x.\n", GetLastError());
 487         return NULL;
 488     }
 489
 490     for (adapter_idx = 0; adapter_idx < wined3d->adapter_count; ++adapter_idx)
 491     {
 492         adapter = wined3d->adapters[adapter_idx];
 493         for (output_idx = 0; output_idx < adapter->output_count; ++output_idx)
 494         {
 495             if (!lstrcmpiW(adapter->outputs[output_idx].device_name, monitor_info.szDevice))
 496                 return &adapter->outputs[output_idx];
 497         }
 498     }
 499
 500     return NULL;
 501 }
 502
 503 static struct wined3d_wndproc *wined3d_find_wndproc(HWND window, struct wined3d *wined3d)
 504 {
 505     unsigned int i;
 506
 507     for (i = 0; i < wndproc_table.count; ++i)
 508     {
 509         struct wined3d_wndproc *entry = &wndproc_table.entries[i];
 510
 511         if (entry->window == window && entry->wined3d == wined3d)
 512             return entry;
 513     }
 514
 515     return NULL;
 516 }
 517
 518 BOOL wined3d_filter_messages(HWND window, BOOL filter)
 519 {
 520     struct wined3d_wndproc *entry;
 521     BOOL ret;
 522
 523     wined3d_wndproc_mutex_lock();
 524
 525     if (!(entry = wined3d_find_wndproc(window, NULL)))
 526     {
 527         wined3d_wndproc_mutex_unlock();
 528         return FALSE;
 529     }
 530
 531     ret = entry->filter;
 532     entry->filter = filter;
 533
 534     wined3d_wndproc_mutex_unlock();
 535
 536     return ret;
 537 }
 538
 539 static LRESULT CALLBACK wined3d_wndproc(HWND window, UINT message, WPARAM wparam, LPARAM lparam)
 540 {
 541     struct wined3d_wndproc *entry;
 542     struct wined3d_device *device;
 543     BOOL unicode, filter;
 544     WNDPROC proc;
 545
 546     wined3d_wndproc_mutex_lock();
 547
 548     if (!(entry = wined3d_find_wndproc(window, NULL)))
 549     {
 550         wined3d_wndproc_mutex_unlock();
 551         ERR("Window %p is not registered with wined3d.\n", window);
 552         return DefWindowProcW(window, message, wparam, lparam);
 553     }
 554
 555     device = entry->device;
 556     unicode = entry->unicode;
 557     filter = entry->filter;
 558     proc = entry->proc;
 559     wined3d_wndproc_mutex_unlock();
 560
 561     if (device)
 562     {
 563         if (filter && message != WM_DISPLAYCHANGE)
 564         {
 565             TRACE("Filtering message: window %p, message %#x, wparam %#lx, lparam %#lx.\n",
 566                     window, message, wparam, lparam);
 567
 568             if (unicode)
 569                 return DefWindowProcW(window, message, wparam, lparam);
 570             return DefWindowProcA(window, message, wparam, lparam);
 571         }
 572
 573         return device_process_message(device, window, unicode, message, wparam, lparam, proc);
 574     }
 575     if (unicode)
 576         return CallWindowProcW(proc, window, message, wparam, lparam);
 577     return CallWindowProcA(proc, window, message, wparam, lparam);
 578 }
 579
 580 static LRESULT CALLBACK wined3d_hook_proc(int code, WPARAM wparam, LPARAM lparam)
 581 {
 582     struct wined3d_swapchain_desc swapchain_desc;
 583     struct wined3d_swapchain_state *state;
 584     struct wined3d_wndproc *entry;
 585     struct wined3d_output *output;
 586     MSG *msg = (MSG *)lparam;
 587     unsigned int i;
 588
 589     /* Handle Alt+Enter. */
 590     if (code == HC_ACTION && msg->message == WM_SYSKEYDOWN
 591             && msg->wParam == VK_RETURN && (msg->lParam & (KF_ALTDOWN << 16)))
 592     {
 593         wined3d_wndproc_mutex_lock();
 594
 595         for (i = 0; i < swapchain_state_table.state_count; ++i)
 596         {
 597             state = swapchain_state_table.states[i].state;
 598
 599             if (state->device_window != msg->hwnd)
 600                 continue;
 601
 602             if ((entry = wined3d_find_wndproc(msg->hwnd, state->wined3d))
 603                     && (entry->flags & (WINED3D_REGISTER_WINDOW_NO_WINDOW_CHANGES
 604                     | WINED3D_REGISTER_WINDOW_NO_ALT_ENTER)))
 605                 continue;
 606
 607             swapchain_desc = state->desc;
 608             swapchain_desc.windowed = !swapchain_desc.windowed;
 609             if (!(output = wined3d_get_output_from_window(state->wined3d, state->device_window)))
 610             {
 611                 ERR("Failed to get output from window %p.\n", state->device_window);
 612                 break;
 613             }
 614             swapchain_desc.output = output;
 615             wined3d_swapchain_state_set_fullscreen(state, &swapchain_desc, NULL);
 616
 617             wined3d_wndproc_mutex_unlock();
 618
 619             return 1;
 620         }
 621
 622         wined3d_wndproc_mutex_unlock();
 623     }
 624
 625     return CallNextHookEx(0, code, wparam, lparam);
 626 }
 627
 628 BOOL CDECL wined3d_register_window(struct wined3d *wined3d, HWND window,
 629         struct wined3d_device *device, unsigned int flags)
 630 {
 631     struct wined3d_wndproc *entry;
 632
 633     TRACE("wined3d %p, window %p, device %p, flags %#x.\n", wined3d, window, device, flags);
 634
 635     wined3d_wndproc_mutex_lock();
 636
 637     if ((entry = wined3d_find_wndproc(window, wined3d)))
 638     {
 639         if (!wined3d)
 640             WARN("Window %p is already registered with wined3d.\n", window);
 641         entry->flags = flags;
 642         wined3d_wndproc_mutex_unlock();
 643         return TRUE;
 644     }
 645
 646     if (!wined3d_array_reserve((void **)&wndproc_table.entries, &wndproc_table.size,
 647             wndproc_table.count + 1, sizeof(*entry)))
 648     {
 649         wined3d_wndproc_mutex_unlock();
 650         ERR("Failed to grow table.\n");
 651         return FALSE;
 652     }
 653
 654     entry = &wndproc_table.entries[wndproc_table.count++];
 655     entry->window = window;
 656     entry->unicode = IsWindowUnicode(window);
 657     if (!wined3d)
 658     {
 659         /* Set a window proc that matches the window. Some applications (e.g.
 660          * NoX) replace the window proc after we've set ours, and expect to be
 661          * able to call the previous one (ours) directly, without using
 662          * CallWindowProc(). */
 663         if (entry->unicode)
 664             entry->proc = (WNDPROC)SetWindowLongPtrW(window, GWLP_WNDPROC, (LONG_PTR)wined3d_wndproc);
 665         else
 666             entry->proc = (WNDPROC)SetWindowLongPtrA(window, GWLP_WNDPROC, (LONG_PTR)wined3d_wndproc);
 667     }
 668     else
 669     {
 670         entry->proc = NULL;
 671     }
 672     entry->device = device;
 673     entry->wined3d = wined3d;
 674     entry->flags = flags;
 675
 676     wined3d_wndproc_mutex_unlock();
 677
 678     return TRUE;
 679 }
 680
 681 static BOOL restore_wndproc(struct wined3d_wndproc *entry)
 682 {
 683     LONG_PTR proc;
 684
 685     if (entry->unicode)
 686     {
 687         proc = GetWindowLongPtrW(entry->window, GWLP_WNDPROC);
 688         if (proc != (LONG_PTR)wined3d_wndproc)
 689             return FALSE;
 690         SetWindowLongPtrW(entry->window, GWLP_WNDPROC, (LONG_PTR)entry->proc);
 691     }
 692     else
 693     {
 694         proc = GetWindowLongPtrA(entry->window, GWLP_WNDPROC);
 695         if (proc != (LONG_PTR)wined3d_wndproc)
 696             return FALSE;
 697         SetWindowLongPtrA(entry->window, GWLP_WNDPROC, (LONG_PTR)entry->proc);
 698     }
 699
 700     return TRUE;
 701 }
 702
 703 void wined3d_unregister_window(HWND window)
 704 {
 705     struct wined3d_wndproc *entry, *last;
 706
 707     wined3d_wndproc_mutex_lock();
 708
 709     if (!(entry = wined3d_find_wndproc(window, NULL)))
 710     {
 711         wined3d_wndproc_mutex_unlock();
 712         ERR("Window %p is not registered with wined3d.\n", window);
 713         return;
 714     }
 715
 716     if (entry->proc && !restore_wndproc(entry))
 717     {
 718         entry->device = NULL;
 719         WARN("Not unregistering window %p, current window proc doesn't match wined3d window proc.\n", window);
 720         wined3d_wndproc_mutex_unlock();
 721         return;
 722     }
 723
 724     last = &wndproc_table.entries[--wndproc_table.count];
 725     if (entry != last) *entry = *last;
 726
 727     wined3d_wndproc_mutex_unlock();
 728 }
 729
 730 void CDECL wined3d_unregister_windows(struct wined3d *wined3d)
 731 {
 732     struct wined3d_wndproc *entry, *last;
 733     unsigned int i = 0;
 734
 735     TRACE("wined3d %p.\n", wined3d);
 736
 737     wined3d_wndproc_mutex_lock();
 738
 739     while (i < wndproc_table.count)
 740     {
 741         entry = &wndproc_table.entries[i];
 742
 743         if (entry->wined3d != wined3d)
 744         {
 745             ++i;
 746             continue;
 747         }
 748
 749         if (entry->proc && !restore_wndproc(entry))
 750         {
 751             entry->device = NULL;
 752             WARN("Not unregistering window %p, current window proc doesn't match wined3d window proc.\n",
 753                     entry->window);
 754             ++i;
 755             continue;
 756         }
 757
 758         last = &wndproc_table.entries[--wndproc_table.count];
 759         if (entry != last)
 760             *entry = *last;
 761         else
 762             ++i;
 763     }
 764
 765     wined3d_wndproc_mutex_unlock();
 766 }
 767
 768 static struct wined3d_window_hook *wined3d_find_hook(DWORD thread_id)
 769 {
 770     unsigned int i;
 771
 772     for (i = 0; i < swapchain_state_table.hook_count; ++i)
 773     {
 774         if (swapchain_state_table.hooks[i].thread_id == thread_id)
 775             return &swapchain_state_table.hooks[i];
 776     }
 777
 778     return NULL;
 779 }
 780
 781 void wined3d_swapchain_state_register(struct wined3d_swapchain_state *state)
 782 {
 783     struct wined3d_registered_swapchain_state *state_entry;
 784     struct wined3d_window_hook *hook;
 785
 786     wined3d_wndproc_mutex_lock();
 787
 788     if (!wined3d_array_reserve((void **)&swapchain_state_table.states, &swapchain_state_table.states_size,
 789             swapchain_state_table.state_count + 1, sizeof(*state_entry)))
 790     {
 791         wined3d_wndproc_mutex_unlock();
 792         return;
 793     }
 794
 795     state_entry = &swapchain_state_table.states[swapchain_state_table.state_count++];
 796     state_entry->state = state;
 797     state_entry->thread_id = GetWindowThreadProcessId(state->device_window, NULL);
 798
 799     if ((hook = wined3d_find_hook(state_entry->thread_id)))
 800     {
 801         ++hook->count;
 802         wined3d_wndproc_mutex_unlock();
 803         return;
 804     }
 805
 806     if (!wined3d_array_reserve((void **)&swapchain_state_table.hooks, &swapchain_state_table.hooks_size,
 807             swapchain_state_table.hook_count + 1, sizeof(*hook)))
 808     {
 809         --swapchain_state_table.state_count;
 810         wined3d_wndproc_mutex_unlock();
 811         return;
 812     }
 813
 814     hook = &swapchain_state_table.hooks[swapchain_state_table.hook_count++];
 815     hook->thread_id = state_entry->thread_id;
 816     hook->hook = SetWindowsHookExW(WH_GETMESSAGE, wined3d_hook_proc, 0, hook->thread_id);
 817     hook->count = 1;
 818
 819     wined3d_wndproc_mutex_unlock();
 820 }
 821
 822 static void wined3d_swapchain_state_unregister(struct wined3d_swapchain_state *state)
 823 {
 824     struct wined3d_registered_swapchain_state *state_entry, *last_state_entry;
 825     struct wined3d_window_hook *hook, *last_hook;
 826     unsigned int i;
 827
 828     wined3d_wndproc_mutex_lock();
 829
 830     for (i = 0; i < swapchain_state_table.state_count; ++i)
 831     {
 832         state_entry = &swapchain_state_table.states[i];
 833
 834         if (state_entry->state != state)
 835             continue;
 836
 837         if ((hook = wined3d_find_hook(state_entry->thread_id)) && !--hook->count)
 838         {
 839             UnhookWindowsHookEx(hook->hook);
 840             last_hook = &swapchain_state_table.hooks[--swapchain_state_table.hook_count];
 841             if (hook != last_hook)
 842                 *hook = *last_hook;
 843         }
 844
 845         last_state_entry = &swapchain_state_table.states[--swapchain_state_table.state_count];
 846         if (state_entry != last_state_entry)
 847             *state_entry = *last_state_entry;
 848
 849         break;
 850     }
 851
 852     wined3d_wndproc_mutex_unlock();
 853 }
 854
 855 void wined3d_swapchain_state_cleanup(struct wined3d_swapchain_state *state)
 856 {
 857     wined3d_swapchain_state_unregister(state);
 858 }
 859
 860 /* At process attach */
 861 BOOL WINAPI DllMain(HINSTANCE inst, DWORD reason, void *reserved)
 862 {
 863     switch (reason)
 864     {
 865         case DLL_PROCESS_ATTACH:
 866             return wined3d_dll_init(inst);
 867
 868         case DLL_PROCESS_DETACH:
 869             if (!reserved)
 870                 return wined3d_dll_destroy(inst);
 871             break;
 872
 873         case DLL_THREAD_DETACH:
 874             if (!wined3d_context_gl_set_current(NULL))
 875             {
 876                 ERR("Failed to clear current context.\n");
 877             }
 878             return TRUE;
 879     }
 880     return TRUE;
 881 }