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