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  * 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 "wined3d_private.h"
  26
  27 WINE_DEFAULT_DEBUG_CHANNEL(d3d);
  28 WINE_DECLARE_DEBUG_CHANNEL(winediag);
  29
  30 struct wined3d_wndproc
  31 {
  32     HWND window;
  33     BOOL unicode;
  34     WNDPROC proc;
  35     struct wined3d_device *device;
  36 };
  37
  38 struct wined3d_wndproc_table
  39 {
  40     struct wined3d_wndproc *entries;
  41     unsigned int count;
  42     unsigned int size;
  43 };
  44
  45 static struct wined3d_wndproc_table wndproc_table;
  46
  47 static CRITICAL_SECTION wined3d_cs;
  48 static CRITICAL_SECTION_DEBUG wined3d_cs_debug =
  49 {
  50     0, 0, &wined3d_cs,
  51     {&wined3d_cs_debug.ProcessLocksList,
  52     &wined3d_cs_debug.ProcessLocksList},
  53     0, 0, {(DWORD_PTR)(__FILE__ ": wined3d_cs")}
  54 };
  55 static CRITICAL_SECTION wined3d_cs = {&wined3d_cs_debug, -1, 0, 0, 0, 0};
  56
  57 static CRITICAL_SECTION wined3d_wndproc_cs;
  58 static CRITICAL_SECTION_DEBUG wined3d_wndproc_cs_debug =
  59 {
  60     0, 0, &wined3d_wndproc_cs,
  61     {&wined3d_wndproc_cs_debug.ProcessLocksList,
  62     &wined3d_wndproc_cs_debug.ProcessLocksList},
  63     0, 0, {(DWORD_PTR)(__FILE__ ": wined3d_wndproc_cs")}
  64 };
  65 static CRITICAL_SECTION wined3d_wndproc_cs = {&wined3d_wndproc_cs_debug, -1, 0, 0, 0, 0};
  66
  67 /* When updating default value here, make sure to update winecfg as well,
  68  * where appropriate. */
  69 struct wined3d_settings wined3d_settings =
  70 {
  71     TRUE,           /* Use of GLSL enabled by default */
  72     ORM_FBO,        /* Use FBOs to do offscreen rendering */
  73     PCI_VENDOR_NONE,/* PCI Vendor ID */
  74     PCI_DEVICE_NONE,/* PCI Device ID */
  75     0,              /* The default of memory is set in init_driver_info */
  76     NULL,           /* No wine logo by default */
  77     TRUE,           /* Multisampling enabled by default. */
  78     FALSE,          /* No strict draw ordering. */
  79     TRUE,           /* Don't try to render onscreen by default. */
  80     ~0U,            /* No VS shader model limit by default. */
  81     ~0U,            /* No GS shader model limit by default. */
  82     ~0U,            /* No PS shader model limit by default. */
  83     FALSE,          /* 3D support enabled by default. */
  84 };
  85
  86 /* Do not call while under the GL lock. */
  87 struct wined3d * CDECL wined3d_create(UINT version, DWORD flags)
  88 {
  89     struct wined3d *object;
  90     HRESULT hr;
  91
  92     object = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, FIELD_OFFSET(struct wined3d, adapters[1]));
  93     if (!object)
  94     {
  95         ERR("Failed to allocate wined3d object memory.\n");
  96         return NULL;
  97     }
  98
  99     if (version == 7 && wined3d_settings.no_3d)
 100         flags |= WINED3D_NO3D;
 101
 102     hr = wined3d_init(object, version, flags);
 103     if (FAILED(hr))
 104     {
 105         WARN("Failed to initialize wined3d object, hr %#x.\n", hr);
 106         HeapFree(GetProcessHeap(), 0, object);
 107         return NULL;
 108     }
 109
 110     TRACE("Created wined3d object %p for d3d%d support.\n", object, version);
 111
 112     return object;
 113 }
 114
 115 static DWORD get_config_key(HKEY defkey, HKEY appkey, const char *name, char *buffer, DWORD size)
 116 {
 117     if (appkey && !RegQueryValueExA(appkey, name, 0, NULL, (BYTE *)buffer, &size)) return 0;
 118     if (defkey && !RegQueryValueExA(defkey, name, 0, NULL, (BYTE *)buffer, &size)) return 0;
 119     return ERROR_FILE_NOT_FOUND;
 120 }
 121
 122 static DWORD get_config_key_dword(HKEY defkey, HKEY appkey, const char *name, DWORD *data)
 123 {
 124     DWORD type;
 125     DWORD size = sizeof(DWORD);
 126     if (appkey && !RegQueryValueExA(appkey, name, 0, &type, (BYTE *)data, &size) && (type == REG_DWORD)) return 0;
 127     if (defkey && !RegQueryValueExA(defkey, name, 0, &type, (BYTE *)data, &size) && (type == REG_DWORD)) return 0;
 128     return ERROR_FILE_NOT_FOUND;
 129 }
 130
 131 static BOOL wined3d_dll_init(HINSTANCE hInstDLL)
 132 {
 133     DWORD wined3d_context_tls_idx;
 134     char buffer[MAX_PATH+10];
 135     DWORD size = sizeof(buffer);
 136     HKEY hkey = 0;
 137     HKEY appkey = 0;
 138     DWORD len, tmpvalue;
 139     WNDCLASSA wc;
 140
 141     wined3d_context_tls_idx = TlsAlloc();
 142     if (wined3d_context_tls_idx == TLS_OUT_OF_INDEXES)
 143     {
 144         DWORD err = GetLastError();
 145         ERR("Failed to allocate context TLS index, err %#x.\n", err);
 146         return FALSE;
 147     }
 148     context_set_tls_idx(wined3d_context_tls_idx);
 149
 150     /* We need our own window class for a fake window which we use to retrieve GL capabilities */
 151     /* We might need CS_OWNDC in the future if we notice strange things on Windows.
 152      * Various articles/posts about OpenGL problems on Windows recommend this. */
 153     wc.style                = CS_HREDRAW | CS_VREDRAW;
 154     wc.lpfnWndProc          = DefWindowProcA;
 155     wc.cbClsExtra           = 0;
 156     wc.cbWndExtra           = 0;
 157     wc.hInstance            = hInstDLL;
 158     wc.hIcon                = LoadIconA(NULL, (LPCSTR)IDI_WINLOGO);
 159     wc.hCursor              = LoadCursorA(NULL, (LPCSTR)IDC_ARROW);
 160     wc.hbrBackground        = NULL;
 161     wc.lpszMenuName         = NULL;
 162     wc.lpszClassName        = WINED3D_OPENGL_WINDOW_CLASS_NAME;
 163
 164     if (!RegisterClassA(&wc))
 165     {
 166         ERR("Failed to register window class 'WineD3D_OpenGL'!\n");
 167         if (!TlsFree(wined3d_context_tls_idx))
 168         {
 169             DWORD err = GetLastError();
 170             ERR("Failed to free context TLS index, err %#x.\n", err);
 171         }
 172         return FALSE;
 173     }
 174
 175     DisableThreadLibraryCalls(hInstDLL);
 176
 177     /* @@ Wine registry key: HKCU\Software\Wine\Direct3D */
 178     if ( RegOpenKeyA( HKEY_CURRENT_USER, "Software\\Wine\\Direct3D", &hkey ) ) hkey = 0;
 179
 180     len = GetModuleFileNameA( 0, buffer, MAX_PATH );
 181     if (len && len < MAX_PATH)
 182     {
 183         HKEY tmpkey;
 184         /* @@ Wine registry key: HKCU\Software\Wine\AppDefaults\app.exe\Direct3D */
 185         if (!RegOpenKeyA( HKEY_CURRENT_USER, "Software\\Wine\\AppDefaults", &tmpkey ))
 186         {
 187             char *p, *appname = buffer;
 188             if ((p = strrchr( appname, '/' ))) appname = p + 1;
 189             if ((p = strrchr( appname, '\\' ))) appname = p + 1;
 190             strcat( appname, "\\Direct3D" );
 191             TRACE("appname = [%s]\n", appname);
 192             if (RegOpenKeyA( tmpkey, appname, &appkey )) appkey = 0;
 193             RegCloseKey( tmpkey );
 194         }
 195     }
 196
 197     if (hkey || appkey)
 198     {
 199         if ( !get_config_key( hkey, appkey, "UseGLSL", buffer, size) )
 200         {
 201             if (!strcmp(buffer,"disabled"))
 202             {
 203                 ERR_(winediag)("The GLSL shader backend has been disabled. You get to keep all the pieces if it breaks.\n");
 204                 TRACE("Use of GL Shading Language disabled\n");
 205                 wined3d_settings.glslRequested = FALSE;
 206             }
 207         }
 208         if ( !get_config_key( hkey, appkey, "OffscreenRenderingMode", buffer, size) )
 209         {
 210             if (!strcmp(buffer,"backbuffer"))
 211             {
 212                 TRACE("Using the backbuffer for offscreen rendering\n");
 213                 wined3d_settings.offscreen_rendering_mode = ORM_BACKBUFFER;
 214             }
 215             else if (!strcmp(buffer,"fbo"))
 216             {
 217                 TRACE("Using FBOs for offscreen rendering\n");
 218                 wined3d_settings.offscreen_rendering_mode = ORM_FBO;
 219             }
 220         }
 221         if ( !get_config_key_dword( hkey, appkey, "VideoPciDeviceID", &tmpvalue) )
 222         {
 223             int pci_device_id = tmpvalue;
 224
 225             /* A pci device id is 16-bit */
 226             if(pci_device_id > 0xffff)
 227             {
 228                 ERR("Invalid value for VideoPciDeviceID. The value should be smaller or equal to 65535 or 0xffff\n");
 229             }
 230             else
 231             {
 232                 TRACE("Using PCI Device ID %04x\n", pci_device_id);
 233                 wined3d_settings.pci_device_id = pci_device_id;
 234             }
 235         }
 236         if ( !get_config_key_dword( hkey, appkey, "VideoPciVendorID", &tmpvalue) )
 237         {
 238             int pci_vendor_id = tmpvalue;
 239
 240             /* A pci device id is 16-bit */
 241             if(pci_vendor_id > 0xffff)
 242             {
 243                 ERR("Invalid value for VideoPciVendorID. The value should be smaller or equal to 65535 or 0xffff\n");
 244             }
 245             else
 246             {
 247                 TRACE("Using PCI Vendor ID %04x\n", pci_vendor_id);
 248                 wined3d_settings.pci_vendor_id = pci_vendor_id;
 249             }
 250         }
 251         if ( !get_config_key( hkey, appkey, "VideoMemorySize", buffer, size) )
 252         {
 253             int TmpVideoMemorySize = atoi(buffer);
 254             if(TmpVideoMemorySize > 0)
 255             {
 256                 wined3d_settings.emulated_textureram = TmpVideoMemorySize *1024*1024;
 257                 TRACE("Use %iMB = %d byte for emulated_textureram\n",
 258                         TmpVideoMemorySize,
 259                         wined3d_settings.emulated_textureram);
 260             }
 261             else
 262                 ERR("VideoMemorySize is %i but must be >0\n", TmpVideoMemorySize);
 263         }
 264         if ( !get_config_key( hkey, appkey, "WineLogo", buffer, size) )
 265         {
 266             size_t len = strlen(buffer) + 1;
 267
 268             wined3d_settings.logo = HeapAlloc(GetProcessHeap(), 0, len);
 269             if (!wined3d_settings.logo) ERR("Failed to allocate logo path memory.\n");
 270             else memcpy(wined3d_settings.logo, buffer, len);
 271         }
 272         if ( !get_config_key( hkey, appkey, "Multisampling", buffer, size) )
 273         {
 274             if (!strcmp(buffer, "disabled"))
 275             {
 276                 TRACE("Multisampling disabled.\n");
 277                 wined3d_settings.allow_multisampling = FALSE;
 278             }
 279         }
 280         if (!get_config_key(hkey, appkey, "StrictDrawOrdering", buffer, size)
 281                 && !strcmp(buffer,"enabled"))
 282         {
 283             TRACE("Enforcing strict draw ordering.\n");
 284             wined3d_settings.strict_draw_ordering = TRUE;
 285         }
 286         if (!get_config_key(hkey, appkey, "AlwaysOffscreen", buffer, size)
 287                 && !strcmp(buffer,"disabled"))
 288         {
 289             TRACE("Not always rendering backbuffers offscreen.\n");
 290             wined3d_settings.always_offscreen = FALSE;
 291         }
 292         if (!get_config_key_dword(hkey, appkey, "MaxShaderModelVS", &wined3d_settings.max_sm_vs))
 293             TRACE("Limiting VS shader model to %u.\n", wined3d_settings.max_sm_vs);
 294         if (!get_config_key_dword(hkey, appkey, "MaxShaderModelGS", &wined3d_settings.max_sm_gs))
 295             TRACE("Limiting GS shader model to %u.\n", wined3d_settings.max_sm_gs);
 296         if (!get_config_key_dword(hkey, appkey, "MaxShaderModelPS", &wined3d_settings.max_sm_ps))
 297             TRACE("Limiting PS shader model to %u.\n", wined3d_settings.max_sm_ps);
 298         if (!get_config_key(hkey, appkey, "DirectDrawRenderer", buffer, size)
 299                 && !strcmp(buffer, "gdi"))
 300         {
 301             TRACE("Disabling 3D support.\n");
 302             wined3d_settings.no_3d = TRUE;
 303         }
 304     }
 305
 306     if (appkey) RegCloseKey( appkey );
 307     if (hkey) RegCloseKey( hkey );
 308
 309     return TRUE;
 310 }
 311
 312 static BOOL wined3d_dll_destroy(HINSTANCE hInstDLL)
 313 {
 314     DWORD wined3d_context_tls_idx = context_get_tls_idx();
 315     unsigned int i;
 316
 317     if (!TlsFree(wined3d_context_tls_idx))
 318     {
 319         DWORD err = GetLastError();
 320         ERR("Failed to free context TLS index, err %#x.\n", err);
 321     }
 322
 323     for (i = 0; i < wndproc_table.count; ++i)
 324     {
 325         /* Trying to unregister these would be futile. These entries can only
 326          * exist if either we skipped them in wined3d_unregister_window() due
 327          * to the application replacing the wndproc after the entry was
 328          * registered, or if the application still has an active wined3d
 329          * device. In the latter case the application has bigger problems than
 330          * these entries. */
 331         WARN("Leftover wndproc table entry %p.\n", &wndproc_table.entries[i]);
 332     }
 333     HeapFree(GetProcessHeap(), 0, wndproc_table.entries);
 334
 335     HeapFree(GetProcessHeap(), 0, wined3d_settings.logo);
 336     UnregisterClassA(WINED3D_OPENGL_WINDOW_CLASS_NAME, hInstDLL);
 337
 338     DeleteCriticalSection(&wined3d_wndproc_cs);
 339     DeleteCriticalSection(&wined3d_cs);
 340     return TRUE;
 341 }
 342
 343 void WINAPI wined3d_mutex_lock(void)
 344 {
 345     EnterCriticalSection(&wined3d_cs);
 346 }
 347
 348 void WINAPI wined3d_mutex_unlock(void)
 349 {
 350     LeaveCriticalSection(&wined3d_cs);
 351 }
 352
 353 static void wined3d_wndproc_mutex_lock(void)
 354 {
 355     EnterCriticalSection(&wined3d_wndproc_cs);
 356 }
 357
 358 static void wined3d_wndproc_mutex_unlock(void)
 359 {
 360     LeaveCriticalSection(&wined3d_wndproc_cs);
 361 }
 362
 363 static struct wined3d_wndproc *wined3d_find_wndproc(HWND window)
 364 {
 365     unsigned int i;
 366
 367     for (i = 0; i < wndproc_table.count; ++i)
 368     {
 369         if (wndproc_table.entries[i].window == window)
 370         {
 371             return &wndproc_table.entries[i];
 372         }
 373     }
 374
 375     return NULL;
 376 }
 377
 378 static LRESULT CALLBACK wined3d_wndproc(HWND window, UINT message, WPARAM wparam, LPARAM lparam)
 379 {
 380     struct wined3d_wndproc *entry;
 381     struct wined3d_device *device;
 382     BOOL unicode;
 383     WNDPROC proc;
 384
 385     wined3d_wndproc_mutex_lock();
 386     entry = wined3d_find_wndproc(window);
 387
 388     if (!entry)
 389     {
 390         wined3d_wndproc_mutex_unlock();
 391         ERR("Window %p is not registered with wined3d.\n", window);
 392         return DefWindowProcW(window, message, wparam, lparam);
 393     }
 394
 395     device = entry->device;
 396     unicode = entry->unicode;
 397     proc = entry->proc;
 398     wined3d_wndproc_mutex_unlock();
 399
 400     if (device)
 401         return device_process_message(device, window, unicode, message, wparam, lparam, proc);
 402     if (unicode)
 403         return CallWindowProcW(proc, window, message, wparam, lparam);
 404     return CallWindowProcA(proc, window, message, wparam, lparam);
 405 }
 406
 407 BOOL wined3d_register_window(HWND window, struct wined3d_device *device)
 408 {
 409     struct wined3d_wndproc *entry;
 410
 411     wined3d_wndproc_mutex_lock();
 412
 413     if (wined3d_find_wndproc(window))
 414     {
 415         wined3d_wndproc_mutex_unlock();
 416         WARN("Window %p is already registered with wined3d.\n", window);
 417         return TRUE;
 418     }
 419
 420     if (wndproc_table.size == wndproc_table.count)
 421     {
 422         unsigned int new_size = max(1, wndproc_table.size * 2);
 423         struct wined3d_wndproc *new_entries;
 424
 425         if (!wndproc_table.entries) new_entries = HeapAlloc(GetProcessHeap(), 0, new_size * sizeof(*new_entries));
 426         else new_entries = HeapReAlloc(GetProcessHeap(), 0, wndproc_table.entries, new_size * sizeof(*new_entries));
 427
 428         if (!new_entries)
 429         {
 430             wined3d_wndproc_mutex_unlock();
 431             ERR("Failed to grow table.\n");
 432             return FALSE;
 433         }
 434
 435         wndproc_table.entries = new_entries;
 436         wndproc_table.size = new_size;
 437     }
 438
 439     entry = &wndproc_table.entries[wndproc_table.count++];
 440     entry->window = window;
 441     entry->unicode = IsWindowUnicode(window);
 442     /* Set a window proc that matches the window. Some applications (e.g. NoX)
 443      * replace the window proc after we've set ours, and expect to be able to
 444      * call the previous one (ours) directly, without using CallWindowProc(). */
 445     if (entry->unicode)
 446         entry->proc = (WNDPROC)SetWindowLongPtrW(window, GWLP_WNDPROC, (LONG_PTR)wined3d_wndproc);
 447     else
 448         entry->proc = (WNDPROC)SetWindowLongPtrA(window, GWLP_WNDPROC, (LONG_PTR)wined3d_wndproc);
 449     entry->device = device;
 450
 451     wined3d_wndproc_mutex_unlock();
 452
 453     return TRUE;
 454 }
 455
 456 void wined3d_unregister_window(HWND window)
 457 {
 458     struct wined3d_wndproc *entry, *last;
 459     LONG_PTR proc;
 460
 461     wined3d_wndproc_mutex_lock();
 462
 463     if (!(entry = wined3d_find_wndproc(window)))
 464     {
 465         wined3d_wndproc_mutex_unlock();
 466         ERR("Window %p is not registered with wined3d.\n", window);
 467         return;
 468     }
 469
 470     if (entry->unicode)
 471     {
 472         proc = GetWindowLongPtrW(window, GWLP_WNDPROC);
 473         if (proc != (LONG_PTR)wined3d_wndproc)
 474         {
 475             entry->device = NULL;
 476             wined3d_wndproc_mutex_unlock();
 477             WARN("Not unregistering window %p, window proc %#lx doesn't match wined3d window proc %p.\n",
 478                     window, proc, wined3d_wndproc);
 479             return;
 480         }
 481
 482         SetWindowLongPtrW(window, GWLP_WNDPROC, (LONG_PTR)entry->proc);
 483     }
 484     else
 485     {
 486         proc = GetWindowLongPtrA(window, GWLP_WNDPROC);
 487         if (proc != (LONG_PTR)wined3d_wndproc)
 488         {
 489             entry->device = NULL;
 490             wined3d_wndproc_mutex_unlock();
 491             WARN("Not unregistering window %p, window proc %#lx doesn't match wined3d window proc %p.\n",
 492                     window, proc, wined3d_wndproc);
 493             return;
 494         }
 495
 496         SetWindowLongPtrA(window, GWLP_WNDPROC, (LONG_PTR)entry->proc);
 497     }
 498
 499     last = &wndproc_table.entries[--wndproc_table.count];
 500     if (entry != last) *entry = *last;
 501
 502     wined3d_wndproc_mutex_unlock();
 503 }
 504
 505 /* At process attach */
 506 BOOL WINAPI DllMain(HINSTANCE hInstDLL, DWORD fdwReason, LPVOID lpv)
 507 {
 508     TRACE("WineD3D DLLMain Reason=%u\n", fdwReason);
 509
 510     switch (fdwReason)
 511     {
 512         case DLL_PROCESS_ATTACH:
 513             return wined3d_dll_init(hInstDLL);
 514
 515         case DLL_PROCESS_DETACH:
 516             if (lpv) break;
 517             return wined3d_dll_destroy(hInstDLL);
 518
 519         case DLL_THREAD_DETACH:
 520             if (!context_set_current(NULL))
 521             {
 522                 ERR("Failed to clear current context.\n");
 523             }
 524             return TRUE;
 525     }
 526     return TRUE;
 527 }