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     MAKEDWORD_VERSION(1, 0), /* Default to legacy OpenGL */
  76     TRUE,           /* Use of GLSL enabled by default */
  77     ORM_FBO,        /* Use FBOs to do offscreen rendering */
  78     PCI_VENDOR_NONE,/* PCI Vendor ID */
  79     PCI_DEVICE_NONE,/* PCI Device ID */
  80     0,              /* The default of memory is set in init_driver_info */
  81     NULL,           /* No wine logo by default */
  82     TRUE,           /* Multisampling enabled by default. */
  83     ~0u,            /* Don't force a specific sample count by default. */
  84     FALSE,          /* No strict draw ordering. */
  85     TRUE,           /* Don't try to render onscreen by default. */
  86     FALSE,          /* Don't range check relative addressing indices in float constants. */
  87     ~0U,            /* No VS shader model limit by default. */
  88     ~0U,            /* No HS shader model limit by default. */
  89     ~0U,            /* No DS shader model limit by default. */
  90     ~0U,            /* No GS shader model limit by default. */
  91     ~0U,            /* No PS shader model limit by default. */
  92     ~0u,            /* No CS shader model limit by default. */
  93     FALSE,          /* 3D support enabled by default. */
  94 };
  95
  96 struct wined3d * CDECL wined3d_create(DWORD flags)
  97 {
  98     struct wined3d *object;
  99     HRESULT hr;
 100
 101     object = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, FIELD_OFFSET(struct wined3d, adapters[1]));
 102     if (!object)
 103     {
 104         ERR("Failed to allocate wined3d object memory.\n");
 105         return NULL;
 106     }
 107
 108     if (wined3d_settings.no_3d)
 109         flags |= WINED3D_NO3D;
 110
 111     hr = wined3d_init(object, flags);
 112     if (FAILED(hr))
 113     {
 114         WARN("Failed to initialize wined3d object, hr %#x.\n", hr);
 115         HeapFree(GetProcessHeap(), 0, object);
 116         return NULL;
 117     }
 118
 119     TRACE("Created wined3d object %p.\n", object);
 120
 121     return object;
 122 }
 123
 124 static DWORD get_config_key(HKEY defkey, HKEY appkey, const char *name, char *buffer, DWORD size)
 125 {
 126     if (appkey && !RegQueryValueExA(appkey, name, 0, NULL, (BYTE *)buffer, &size)) return 0;
 127     if (defkey && !RegQueryValueExA(defkey, name, 0, NULL, (BYTE *)buffer, &size)) return 0;
 128     return ERROR_FILE_NOT_FOUND;
 129 }
 130
 131 static DWORD get_config_key_dword(HKEY defkey, HKEY appkey, const char *name, DWORD *data)
 132 {
 133     DWORD type;
 134     DWORD size = sizeof(DWORD);
 135     if (appkey && !RegQueryValueExA(appkey, name, 0, &type, (BYTE *)data, &size) && (type == REG_DWORD)) return 0;
 136     if (defkey && !RegQueryValueExA(defkey, name, 0, &type, (BYTE *)data, &size) && (type == REG_DWORD)) return 0;
 137     return ERROR_FILE_NOT_FOUND;
 138 }
 139
 140 static BOOL wined3d_dll_init(HINSTANCE hInstDLL)
 141 {
 142     DWORD wined3d_context_tls_idx;
 143     char buffer[MAX_PATH+10];
 144     DWORD size = sizeof(buffer);
 145     HKEY hkey = 0;
 146     HKEY appkey = 0;
 147     DWORD len, tmpvalue;
 148     WNDCLASSA wc;
 149
 150     wined3d_context_tls_idx = TlsAlloc();
 151     if (wined3d_context_tls_idx == TLS_OUT_OF_INDEXES)
 152     {
 153         DWORD err = GetLastError();
 154         ERR("Failed to allocate context TLS index, err %#x.\n", err);
 155         return FALSE;
 156     }
 157     context_set_tls_idx(wined3d_context_tls_idx);
 158
 159     /* We need our own window class for a fake window which we use to retrieve GL capabilities */
 160     /* We might need CS_OWNDC in the future if we notice strange things on Windows.
 161      * Various articles/posts about OpenGL problems on Windows recommend this. */
 162     wc.style                = CS_HREDRAW | CS_VREDRAW;
 163     wc.lpfnWndProc          = DefWindowProcA;
 164     wc.cbClsExtra           = 0;
 165     wc.cbWndExtra           = 0;
 166     wc.hInstance            = hInstDLL;
 167     wc.hIcon                = LoadIconA(NULL, (const char *)IDI_WINLOGO);
 168     wc.hCursor              = LoadCursorA(NULL, (const char *)IDC_ARROW);
 169     wc.hbrBackground        = NULL;
 170     wc.lpszMenuName         = NULL;
 171     wc.lpszClassName        = WINED3D_OPENGL_WINDOW_CLASS_NAME;
 172
 173     if (!RegisterClassA(&wc))
 174     {
 175         ERR("Failed to register window class 'WineD3D_OpenGL'!\n");
 176         if (!TlsFree(wined3d_context_tls_idx))
 177         {
 178             DWORD err = GetLastError();
 179             ERR("Failed to free context TLS index, err %#x.\n", err);
 180         }
 181         return FALSE;
 182     }
 183
 184     DisableThreadLibraryCalls(hInstDLL);
 185
 186     /* @@ Wine registry key: HKCU\Software\Wine\Direct3D */
 187     if ( RegOpenKeyA( HKEY_CURRENT_USER, "Software\\Wine\\Direct3D", &hkey ) ) hkey = 0;
 188
 189     len = GetModuleFileNameA( 0, buffer, MAX_PATH );
 190     if (len && len < MAX_PATH)
 191     {
 192         HKEY tmpkey;
 193         /* @@ Wine registry key: HKCU\Software\Wine\AppDefaults\app.exe\Direct3D */
 194         if (!RegOpenKeyA( HKEY_CURRENT_USER, "Software\\Wine\\AppDefaults", &tmpkey ))
 195         {
 196             char *p, *appname = buffer;
 197             if ((p = strrchr( appname, '/' ))) appname = p + 1;
 198             if ((p = strrchr( appname, '\\' ))) appname = p + 1;
 199             strcat( appname, "\\Direct3D" );
 200             TRACE("appname = [%s]\n", appname);
 201             if (RegOpenKeyA( tmpkey, appname, &appkey )) appkey = 0;
 202             RegCloseKey( tmpkey );
 203         }
 204     }
 205
 206     if (hkey || appkey)
 207     {
 208         if (!get_config_key_dword(hkey, appkey, "MaxVersionGL", &tmpvalue))
 209         {
 210             if (tmpvalue != wined3d_settings.max_gl_version)
 211             {
 212                 ERR_(winediag)("Setting maximum allowed wined3d GL version to %u.%u.\n",
 213                         tmpvalue >> 16, tmpvalue & 0xffff);
 214                 wined3d_settings.max_gl_version = tmpvalue;
 215             }
 216         }
 217         if ( !get_config_key( hkey, appkey, "UseGLSL", buffer, size) )
 218         {
 219             if (!strcmp(buffer,"disabled"))
 220             {
 221                 ERR_(winediag)("The GLSL shader backend has been disabled. You get to keep all the pieces if it breaks.\n");
 222                 TRACE("Use of GL Shading Language disabled\n");
 223                 wined3d_settings.glslRequested = FALSE;
 224             }
 225         }
 226         if ( !get_config_key( hkey, appkey, "OffscreenRenderingMode", buffer, size) )
 227         {
 228             if (!strcmp(buffer,"backbuffer"))
 229             {
 230                 ERR_(winediag)("Using the backbuffer for offscreen rendering.\n");
 231                 wined3d_settings.offscreen_rendering_mode = ORM_BACKBUFFER;
 232             }
 233             else if (!strcmp(buffer,"fbo"))
 234             {
 235                 TRACE("Using FBOs for offscreen rendering\n");
 236                 wined3d_settings.offscreen_rendering_mode = ORM_FBO;
 237             }
 238         }
 239         if ( !get_config_key_dword( hkey, appkey, "VideoPciDeviceID", &tmpvalue) )
 240         {
 241             int pci_device_id = tmpvalue;
 242
 243             /* A pci device id is 16-bit */
 244             if(pci_device_id > 0xffff)
 245             {
 246                 ERR("Invalid value for VideoPciDeviceID. The value should be smaller or equal to 65535 or 0xffff\n");
 247             }
 248             else
 249             {
 250                 TRACE("Using PCI Device ID %04x\n", pci_device_id);
 251                 wined3d_settings.pci_device_id = pci_device_id;
 252             }
 253         }
 254         if ( !get_config_key_dword( hkey, appkey, "VideoPciVendorID", &tmpvalue) )
 255         {
 256             int pci_vendor_id = tmpvalue;
 257
 258             /* A pci device id is 16-bit */
 259             if(pci_vendor_id > 0xffff)
 260             {
 261                 ERR("Invalid value for VideoPciVendorID. The value should be smaller or equal to 65535 or 0xffff\n");
 262             }
 263             else
 264             {
 265                 TRACE("Using PCI Vendor ID %04x\n", pci_vendor_id);
 266                 wined3d_settings.pci_vendor_id = pci_vendor_id;
 267             }
 268         }
 269         if ( !get_config_key( hkey, appkey, "VideoMemorySize", buffer, size) )
 270         {
 271             int TmpVideoMemorySize = atoi(buffer);
 272             if(TmpVideoMemorySize > 0)
 273             {
 274                 wined3d_settings.emulated_textureram = (UINT64)TmpVideoMemorySize *1024*1024;
 275                 TRACE("Use %iMiB = 0x%s bytes for emulated_textureram\n",
 276                         TmpVideoMemorySize,
 277                         wine_dbgstr_longlong(wined3d_settings.emulated_textureram));
 278             }
 279             else
 280                 ERR("VideoMemorySize is %i but must be >0\n", TmpVideoMemorySize);
 281         }
 282         if ( !get_config_key( hkey, appkey, "WineLogo", buffer, size) )
 283         {
 284             size_t len = strlen(buffer) + 1;
 285
 286             wined3d_settings.logo = HeapAlloc(GetProcessHeap(), 0, len);
 287             if (!wined3d_settings.logo) ERR("Failed to allocate logo path memory.\n");
 288             else memcpy(wined3d_settings.logo, buffer, len);
 289         }
 290         if ( !get_config_key( hkey, appkey, "Multisampling", buffer, size) )
 291         {
 292             if (!strcmp(buffer, "disabled"))
 293             {
 294                 TRACE("Multisampling disabled.\n");
 295                 wined3d_settings.allow_multisampling = FALSE;
 296             }
 297         }
 298         if (!get_config_key_dword(hkey, appkey, "SampleCount", &wined3d_settings.sample_count))
 299             ERR_(winediag)("Forcing sample count to %u. This may not be compatible with all applications.\n",
 300                     wined3d_settings.sample_count);
 301         if (!get_config_key(hkey, appkey, "StrictDrawOrdering", buffer, size)
 302                 && !strcmp(buffer,"enabled"))
 303         {
 304             TRACE("Enforcing strict draw ordering.\n");
 305             wined3d_settings.strict_draw_ordering = TRUE;
 306         }
 307         if (!get_config_key(hkey, appkey, "AlwaysOffscreen", buffer, size)
 308                 && !strcmp(buffer,"disabled"))
 309         {
 310             TRACE("Not always rendering backbuffers offscreen.\n");
 311             wined3d_settings.always_offscreen = FALSE;
 312         }
 313         if (!get_config_key(hkey, appkey, "CheckFloatConstants", buffer, size)
 314                 && !strcmp(buffer, "enabled"))
 315         {
 316             TRACE("Checking relative addressing indices in float constants.\n");
 317             wined3d_settings.check_float_constants = TRUE;
 318         }
 319         if (!get_config_key_dword(hkey, appkey, "MaxShaderModelVS", &wined3d_settings.max_sm_vs))
 320             TRACE("Limiting VS shader model to %u.\n", wined3d_settings.max_sm_vs);
 321         if (!get_config_key_dword(hkey, appkey, "MaxShaderModelHS", &wined3d_settings.max_sm_hs))
 322             TRACE("Limiting HS shader model to %u.\n", wined3d_settings.max_sm_hs);
 323         if (!get_config_key_dword(hkey, appkey, "MaxShaderModelDS", &wined3d_settings.max_sm_ds))
 324             TRACE("Limiting DS shader model to %u.\n", wined3d_settings.max_sm_ds);
 325         if (!get_config_key_dword(hkey, appkey, "MaxShaderModelGS", &wined3d_settings.max_sm_gs))
 326             TRACE("Limiting GS shader model to %u.\n", wined3d_settings.max_sm_gs);
 327         if (!get_config_key_dword(hkey, appkey, "MaxShaderModelPS", &wined3d_settings.max_sm_ps))
 328             TRACE("Limiting PS shader model to %u.\n", wined3d_settings.max_sm_ps);
 329         if (!get_config_key_dword(hkey, appkey, "MaxShaderModelCS", &wined3d_settings.max_sm_cs))
 330             TRACE("Limiting CS shader model to %u.\n", wined3d_settings.max_sm_cs);
 331         if (!get_config_key(hkey, appkey, "DirectDrawRenderer", buffer, size)
 332                 && !strcmp(buffer, "gdi"))
 333         {
 334             TRACE("Disabling 3D support.\n");
 335             wined3d_settings.no_3d = TRUE;
 336         }
 337     }
 338
 339     if (appkey) RegCloseKey( appkey );
 340     if (hkey) RegCloseKey( hkey );
 341
 342     return TRUE;
 343 }
 344
 345 static BOOL wined3d_dll_destroy(HINSTANCE hInstDLL)
 346 {
 347     DWORD wined3d_context_tls_idx = context_get_tls_idx();
 348     unsigned int i;
 349
 350     if (!TlsFree(wined3d_context_tls_idx))
 351     {
 352         DWORD err = GetLastError();
 353         ERR("Failed to free context TLS index, err %#x.\n", err);
 354     }
 355
 356     for (i = 0; i < wndproc_table.count; ++i)
 357     {
 358         /* Trying to unregister these would be futile. These entries can only
 359          * exist if either we skipped them in wined3d_unregister_window() due
 360          * to the application replacing the wndproc after the entry was
 361          * registered, or if the application still has an active wined3d
 362          * device. In the latter case the application has bigger problems than
 363          * these entries. */
 364         WARN("Leftover wndproc table entry %p.\n", &wndproc_table.entries[i]);
 365     }
 366     HeapFree(GetProcessHeap(), 0, wndproc_table.entries);
 367
 368     HeapFree(GetProcessHeap(), 0, wined3d_settings.logo);
 369     UnregisterClassA(WINED3D_OPENGL_WINDOW_CLASS_NAME, hInstDLL);
 370
 371     DeleteCriticalSection(&wined3d_wndproc_cs);
 372     DeleteCriticalSection(&wined3d_cs);
 373     return TRUE;
 374 }
 375
 376 void WINAPI wined3d_mutex_lock(void)
 377 {
 378     EnterCriticalSection(&wined3d_cs);
 379 }
 380
 381 void WINAPI wined3d_mutex_unlock(void)
 382 {
 383     LeaveCriticalSection(&wined3d_cs);
 384 }
 385
 386 static void wined3d_wndproc_mutex_lock(void)
 387 {
 388     EnterCriticalSection(&wined3d_wndproc_cs);
 389 }
 390
 391 static void wined3d_wndproc_mutex_unlock(void)
 392 {
 393     LeaveCriticalSection(&wined3d_wndproc_cs);
 394 }
 395
 396 static struct wined3d_wndproc *wined3d_find_wndproc(HWND window)
 397 {
 398     unsigned int i;
 399
 400     for (i = 0; i < wndproc_table.count; ++i)
 401     {
 402         if (wndproc_table.entries[i].window == window)
 403         {
 404             return &wndproc_table.entries[i];
 405         }
 406     }
 407
 408     return NULL;
 409 }
 410
 411 static LRESULT CALLBACK wined3d_wndproc(HWND window, UINT message, WPARAM wparam, LPARAM lparam)
 412 {
 413     struct wined3d_wndproc *entry;
 414     struct wined3d_device *device;
 415     BOOL unicode;
 416     WNDPROC proc;
 417
 418     wined3d_wndproc_mutex_lock();
 419     entry = wined3d_find_wndproc(window);
 420
 421     if (!entry)
 422     {
 423         wined3d_wndproc_mutex_unlock();
 424         ERR("Window %p is not registered with wined3d.\n", window);
 425         return DefWindowProcW(window, message, wparam, lparam);
 426     }
 427
 428     device = entry->device;
 429     unicode = entry->unicode;
 430     proc = entry->proc;
 431     wined3d_wndproc_mutex_unlock();
 432
 433     if (device)
 434         return device_process_message(device, window, unicode, message, wparam, lparam, proc);
 435     if (unicode)
 436         return CallWindowProcW(proc, window, message, wparam, lparam);
 437     return CallWindowProcA(proc, window, message, wparam, lparam);
 438 }
 439
 440 BOOL wined3d_register_window(HWND window, struct wined3d_device *device)
 441 {
 442     struct wined3d_wndproc *entry;
 443
 444     wined3d_wndproc_mutex_lock();
 445
 446     if (wined3d_find_wndproc(window))
 447     {
 448         wined3d_wndproc_mutex_unlock();
 449         WARN("Window %p is already registered with wined3d.\n", window);
 450         return TRUE;
 451     }
 452
 453     if (wndproc_table.size == wndproc_table.count)
 454     {
 455         unsigned int new_size = max(1, wndproc_table.size * 2);
 456         struct wined3d_wndproc *new_entries;
 457
 458         if (!wndproc_table.entries)
 459             new_entries = wined3d_calloc(new_size, sizeof(*new_entries));
 460         else
 461             new_entries = HeapReAlloc(GetProcessHeap(), 0, wndproc_table.entries, new_size * sizeof(*new_entries));
 462
 463         if (!new_entries)
 464         {
 465             wined3d_wndproc_mutex_unlock();
 466             ERR("Failed to grow table.\n");
 467             return FALSE;
 468         }
 469
 470         wndproc_table.entries = new_entries;
 471         wndproc_table.size = new_size;
 472     }
 473
 474     entry = &wndproc_table.entries[wndproc_table.count++];
 475     entry->window = window;
 476     entry->unicode = IsWindowUnicode(window);
 477     /* Set a window proc that matches the window. Some applications (e.g. NoX)
 478      * replace the window proc after we've set ours, and expect to be able to
 479      * call the previous one (ours) directly, without using CallWindowProc(). */
 480     if (entry->unicode)
 481         entry->proc = (WNDPROC)SetWindowLongPtrW(window, GWLP_WNDPROC, (LONG_PTR)wined3d_wndproc);
 482     else
 483         entry->proc = (WNDPROC)SetWindowLongPtrA(window, GWLP_WNDPROC, (LONG_PTR)wined3d_wndproc);
 484     entry->device = device;
 485
 486     wined3d_wndproc_mutex_unlock();
 487
 488     return TRUE;
 489 }
 490
 491 void wined3d_unregister_window(HWND window)
 492 {
 493     struct wined3d_wndproc *entry, *last;
 494     LONG_PTR proc;
 495
 496     wined3d_wndproc_mutex_lock();
 497
 498     if (!(entry = wined3d_find_wndproc(window)))
 499     {
 500         wined3d_wndproc_mutex_unlock();
 501         ERR("Window %p is not registered with wined3d.\n", window);
 502         return;
 503     }
 504
 505     if (entry->unicode)
 506     {
 507         proc = GetWindowLongPtrW(window, GWLP_WNDPROC);
 508         if (proc != (LONG_PTR)wined3d_wndproc)
 509         {
 510             entry->device = NULL;
 511             wined3d_wndproc_mutex_unlock();
 512             WARN("Not unregistering window %p, window proc %#lx doesn't match wined3d window proc %p.\n",
 513                     window, proc, wined3d_wndproc);
 514             return;
 515         }
 516
 517         SetWindowLongPtrW(window, GWLP_WNDPROC, (LONG_PTR)entry->proc);
 518     }
 519     else
 520     {
 521         proc = GetWindowLongPtrA(window, GWLP_WNDPROC);
 522         if (proc != (LONG_PTR)wined3d_wndproc)
 523         {
 524             entry->device = NULL;
 525             wined3d_wndproc_mutex_unlock();
 526             WARN("Not unregistering window %p, window proc %#lx doesn't match wined3d window proc %p.\n",
 527                     window, proc, wined3d_wndproc);
 528             return;
 529         }
 530
 531         SetWindowLongPtrA(window, GWLP_WNDPROC, (LONG_PTR)entry->proc);
 532     }
 533
 534     last = &wndproc_table.entries[--wndproc_table.count];
 535     if (entry != last) *entry = *last;
 536
 537     wined3d_wndproc_mutex_unlock();
 538 }
 539
 540 /* At process attach */
 541 BOOL WINAPI DllMain(HINSTANCE inst, DWORD reason, void *reserved)
 542 {
 543     switch (reason)
 544     {
 545         case DLL_PROCESS_ATTACH:
 546             return wined3d_dll_init(inst);
 547
 548         case DLL_PROCESS_DETACH:
 549             if (!reserved)
 550                 return wined3d_dll_destroy(inst);
 551             break;
 552
 553         case DLL_THREAD_DETACH:
 554             if (!context_set_current(NULL))
 555             {
 556                 ERR("Failed to clear current context.\n");
 557             }
 558             return TRUE;
 559     }
 560     return TRUE;
 561 }