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     VS_HW,          /* Hardware by default */
  76     PS_HW,          /* Hardware by default */
  77     TRUE,           /* Use of GLSL enabled by default */
  78     ORM_FBO,        /* Use FBOs to do offscreen rendering */
  79     RTL_READTEX,    /* Default render target locking method */
  80     PCI_VENDOR_NONE,/* PCI Vendor ID */
  81     PCI_DEVICE_NONE,/* PCI Device ID */
  82     0,              /* The default of memory is set in init_driver_info */
  83     NULL,           /* No wine logo by default */
  84     TRUE,           /* Multisampling enabled by default. */
  85     FALSE,          /* No strict draw ordering. */
  86     TRUE,           /* Don't try to render onscreen by default. */
  87 };
  88
  89 /* Do not call while under the GL lock. */
  90 struct wined3d * CDECL wined3d_create(UINT version, DWORD flags)
  91 {
  92     struct wined3d *object;
  93     HRESULT hr;
  94
  95     object = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, FIELD_OFFSET(struct wined3d, adapters[1]));
  96     if (!object)
  97     {
  98         ERR("Failed to allocate wined3d object memory.\n");
  99         return NULL;
 100     }
 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, "VertexShaderMode", buffer, size) )
 200         {
 201             if (!strcmp(buffer,"none"))
 202             {
 203                 TRACE("Disable vertex shaders\n");
 204                 wined3d_settings.vs_mode = VS_NONE;
 205             }
 206         }
 207         if ( !get_config_key( hkey, appkey, "PixelShaderMode", buffer, size) )
 208         {
 209             if (!strcmp(buffer,"enabled"))
 210             {
 211                 TRACE("Allow pixel shaders\n");
 212                 wined3d_settings.ps_mode = PS_HW;
 213             }
 214             if (!strcmp(buffer,"disabled"))
 215             {
 216                 TRACE("Disable pixel shaders\n");
 217                 wined3d_settings.ps_mode = PS_NONE;
 218             }
 219         }
 220         if ( !get_config_key( hkey, appkey, "UseGLSL", buffer, size) )
 221         {
 222             if (!strcmp(buffer,"disabled"))
 223             {
 224                 ERR_(winediag)("The GLSL shader backend has been disabled. You get to keep all the pieces if it breaks.\n");
 225                 TRACE("Use of GL Shading Language disabled\n");
 226                 wined3d_settings.glslRequested = FALSE;
 227             }
 228         }
 229         if ( !get_config_key( hkey, appkey, "OffscreenRenderingMode", buffer, size) )
 230         {
 231             if (!strcmp(buffer,"backbuffer"))
 232             {
 233                 TRACE("Using the backbuffer for offscreen rendering\n");
 234                 wined3d_settings.offscreen_rendering_mode = ORM_BACKBUFFER;
 235             }
 236             else if (!strcmp(buffer,"fbo"))
 237             {
 238                 TRACE("Using FBOs for offscreen rendering\n");
 239                 wined3d_settings.offscreen_rendering_mode = ORM_FBO;
 240             }
 241         }
 242         if ( !get_config_key( hkey, appkey, "RenderTargetLockMode", buffer, size) )
 243         {
 244             if (!strcmp(buffer,"readdraw"))
 245             {
 246                 TRACE("Using glReadPixels for render target reading and glDrawPixels for writing\n");
 247                 wined3d_settings.rendertargetlock_mode = RTL_READDRAW;
 248             }
 249             else if (!strcmp(buffer,"readtex"))
 250             {
 251                 TRACE("Using glReadPixels for render target reading and textures for writing\n");
 252                 wined3d_settings.rendertargetlock_mode = RTL_READTEX;
 253             }
 254         }
 255         if ( !get_config_key_dword( hkey, appkey, "VideoPciDeviceID", &tmpvalue) )
 256         {
 257             int pci_device_id = tmpvalue;
 258
 259             /* A pci device id is 16-bit */
 260             if(pci_device_id > 0xffff)
 261             {
 262                 ERR("Invalid value for VideoPciDeviceID. The value should be smaller or equal to 65535 or 0xffff\n");
 263             }
 264             else
 265             {
 266                 TRACE("Using PCI Device ID %04x\n", pci_device_id);
 267                 wined3d_settings.pci_device_id = pci_device_id;
 268             }
 269         }
 270         if ( !get_config_key_dword( hkey, appkey, "VideoPciVendorID", &tmpvalue) )
 271         {
 272             int pci_vendor_id = tmpvalue;
 273
 274             /* A pci device id is 16-bit */
 275             if(pci_vendor_id > 0xffff)
 276             {
 277                 ERR("Invalid value for VideoPciVendorID. The value should be smaller or equal to 65535 or 0xffff\n");
 278             }
 279             else
 280             {
 281                 TRACE("Using PCI Vendor ID %04x\n", pci_vendor_id);
 282                 wined3d_settings.pci_vendor_id = pci_vendor_id;
 283             }
 284         }
 285         if ( !get_config_key( hkey, appkey, "VideoMemorySize", buffer, size) )
 286         {
 287             int TmpVideoMemorySize = atoi(buffer);
 288             if(TmpVideoMemorySize > 0)
 289             {
 290                 wined3d_settings.emulated_textureram = TmpVideoMemorySize *1024*1024;
 291                 TRACE("Use %iMB = %d byte for emulated_textureram\n",
 292                         TmpVideoMemorySize,
 293                         wined3d_settings.emulated_textureram);
 294             }
 295             else
 296                 ERR("VideoMemorySize is %i but must be >0\n", TmpVideoMemorySize);
 297         }
 298         if ( !get_config_key( hkey, appkey, "WineLogo", buffer, size) )
 299         {
 300             size_t len = strlen(buffer) + 1;
 301
 302             wined3d_settings.logo = HeapAlloc(GetProcessHeap(), 0, len);
 303             if (!wined3d_settings.logo) ERR("Failed to allocate logo path memory.\n");
 304             else memcpy(wined3d_settings.logo, buffer, len);
 305         }
 306         if ( !get_config_key( hkey, appkey, "Multisampling", buffer, size) )
 307         {
 308             if (!strcmp(buffer, "disabled"))
 309             {
 310                 TRACE("Multisampling disabled.\n");
 311                 wined3d_settings.allow_multisampling = FALSE;
 312             }
 313         }
 314         if (!get_config_key(hkey, appkey, "StrictDrawOrdering", buffer, size)
 315                 && !strcmp(buffer,"enabled"))
 316         {
 317             TRACE("Enforcing strict draw ordering.\n");
 318             wined3d_settings.strict_draw_ordering = TRUE;
 319         }
 320         if (!get_config_key(hkey, appkey, "AlwaysOffscreen", buffer, size)
 321                 && !strcmp(buffer,"disabled"))
 322         {
 323             TRACE("Not always rendering backbuffers offscreen.\n");
 324             wined3d_settings.always_offscreen = FALSE;
 325         }
 326     }
 327     if (wined3d_settings.vs_mode == VS_HW)
 328         TRACE("Allow HW vertex shaders\n");
 329     if (wined3d_settings.ps_mode == PS_NONE)
 330         TRACE("Disable pixel shaders\n");
 331     if (wined3d_settings.glslRequested)
 332         TRACE("If supported by your system, GL Shading Language will be used\n");
 333
 334     if (appkey) RegCloseKey( appkey );
 335     if (hkey) RegCloseKey( hkey );
 336
 337     return TRUE;
 338 }
 339
 340 static BOOL wined3d_dll_destroy(HINSTANCE hInstDLL)
 341 {
 342     DWORD wined3d_context_tls_idx = context_get_tls_idx();
 343     unsigned int i;
 344
 345     if (!TlsFree(wined3d_context_tls_idx))
 346     {
 347         DWORD err = GetLastError();
 348         ERR("Failed to free context TLS index, err %#x.\n", err);
 349     }
 350
 351     for (i = 0; i < wndproc_table.count; ++i)
 352     {
 353         /* Trying to unregister these would be futile. These entries can only
 354          * exist if either we skipped them in wined3d_unregister_window() due
 355          * to the application replacing the wndproc after the entry was
 356          * registered, or if the application still has an active wined3d
 357          * device. In the latter case the application has bigger problems than
 358          * these entries. */
 359         WARN("Leftover wndproc table entry %p.\n", &wndproc_table.entries[i]);
 360     }
 361     HeapFree(GetProcessHeap(), 0, wndproc_table.entries);
 362
 363     HeapFree(GetProcessHeap(), 0, wined3d_settings.logo);
 364     UnregisterClassA(WINED3D_OPENGL_WINDOW_CLASS_NAME, hInstDLL);
 365
 366     DeleteCriticalSection(&wined3d_wndproc_cs);
 367     DeleteCriticalSection(&wined3d_cs);
 368     return TRUE;
 369 }
 370
 371 void WINAPI wined3d_mutex_lock(void)
 372 {
 373     EnterCriticalSection(&wined3d_cs);
 374 }
 375
 376 void WINAPI wined3d_mutex_unlock(void)
 377 {
 378     LeaveCriticalSection(&wined3d_cs);
 379 }
 380
 381 static void wined3d_wndproc_mutex_lock(void)
 382 {
 383     EnterCriticalSection(&wined3d_wndproc_cs);
 384 }
 385
 386 static void wined3d_wndproc_mutex_unlock(void)
 387 {
 388     LeaveCriticalSection(&wined3d_wndproc_cs);
 389 }
 390
 391 static struct wined3d_wndproc *wined3d_find_wndproc(HWND window)
 392 {
 393     unsigned int i;
 394
 395     for (i = 0; i < wndproc_table.count; ++i)
 396     {
 397         if (wndproc_table.entries[i].window == window)
 398         {
 399             return &wndproc_table.entries[i];
 400         }
 401     }
 402
 403     return NULL;
 404 }
 405
 406 static LRESULT CALLBACK wined3d_wndproc(HWND window, UINT message, WPARAM wparam, LPARAM lparam)
 407 {
 408     struct wined3d_wndproc *entry;
 409     struct wined3d_device *device;
 410     BOOL unicode;
 411     WNDPROC proc;
 412
 413     wined3d_wndproc_mutex_lock();
 414     entry = wined3d_find_wndproc(window);
 415
 416     if (!entry)
 417     {
 418         wined3d_wndproc_mutex_unlock();
 419         ERR("Window %p is not registered with wined3d.\n", window);
 420         return DefWindowProcW(window, message, wparam, lparam);
 421     }
 422
 423     device = entry->device;
 424     unicode = entry->unicode;
 425     proc = entry->proc;
 426     wined3d_wndproc_mutex_unlock();
 427
 428     if (device)
 429         return device_process_message(device, window, unicode, message, wparam, lparam, proc);
 430     if (unicode)
 431         return CallWindowProcW(proc, window, message, wparam, lparam);
 432     return CallWindowProcA(proc, window, message, wparam, lparam);
 433 }
 434
 435 BOOL wined3d_register_window(HWND window, struct wined3d_device *device)
 436 {
 437     struct wined3d_wndproc *entry;
 438
 439     wined3d_wndproc_mutex_lock();
 440
 441     if (wined3d_find_wndproc(window))
 442     {
 443         wined3d_wndproc_mutex_unlock();
 444         WARN("Window %p is already registered with wined3d.\n", window);
 445         return TRUE;
 446     }
 447
 448     if (wndproc_table.size == wndproc_table.count)
 449     {
 450         unsigned int new_size = max(1, wndproc_table.size * 2);
 451         struct wined3d_wndproc *new_entries;
 452
 453         if (!wndproc_table.entries) new_entries = HeapAlloc(GetProcessHeap(), 0, new_size * sizeof(*new_entries));
 454         else new_entries = HeapReAlloc(GetProcessHeap(), 0, wndproc_table.entries, new_size * sizeof(*new_entries));
 455
 456         if (!new_entries)
 457         {
 458             wined3d_wndproc_mutex_unlock();
 459             ERR("Failed to grow table.\n");
 460             return FALSE;
 461         }
 462
 463         wndproc_table.entries = new_entries;
 464         wndproc_table.size = new_size;
 465     }
 466
 467     entry = &wndproc_table.entries[wndproc_table.count++];
 468     entry->window = window;
 469     entry->unicode = IsWindowUnicode(window);
 470     /* Set a window proc that matches the window. Some applications (e.g. NoX)
 471      * replace the window proc after we've set ours, and expect to be able to
 472      * call the previous one (ours) directly, without using CallWindowProc(). */
 473     if (entry->unicode)
 474         entry->proc = (WNDPROC)SetWindowLongPtrW(window, GWLP_WNDPROC, (LONG_PTR)wined3d_wndproc);
 475     else
 476         entry->proc = (WNDPROC)SetWindowLongPtrA(window, GWLP_WNDPROC, (LONG_PTR)wined3d_wndproc);
 477     entry->device = device;
 478
 479     wined3d_wndproc_mutex_unlock();
 480
 481     return TRUE;
 482 }
 483
 484 void wined3d_unregister_window(HWND window)
 485 {
 486     struct wined3d_wndproc *entry, *last;
 487     LONG_PTR proc;
 488
 489     wined3d_wndproc_mutex_lock();
 490
 491     if (!(entry = wined3d_find_wndproc(window)))
 492     {
 493         wined3d_wndproc_mutex_unlock();
 494         ERR("Window %p is not registered with wined3d.\n", window);
 495         return;
 496     }
 497
 498     if (entry->unicode)
 499     {
 500         proc = GetWindowLongPtrW(window, GWLP_WNDPROC);
 501         if (proc != (LONG_PTR)wined3d_wndproc)
 502         {
 503             entry->device = NULL;
 504             wined3d_wndproc_mutex_unlock();
 505             WARN("Not unregistering window %p, window proc %#lx doesn't match wined3d window proc %p.\n",
 506                     window, proc, wined3d_wndproc);
 507             return;
 508         }
 509
 510         SetWindowLongPtrW(window, GWLP_WNDPROC, (LONG_PTR)entry->proc);
 511     }
 512     else
 513     {
 514         proc = GetWindowLongPtrA(window, GWLP_WNDPROC);
 515         if (proc != (LONG_PTR)wined3d_wndproc)
 516         {
 517             entry->device = NULL;
 518             wined3d_wndproc_mutex_unlock();
 519             WARN("Not unregistering window %p, window proc %#lx doesn't match wined3d window proc %p.\n",
 520                     window, proc, wined3d_wndproc);
 521             return;
 522         }
 523
 524         SetWindowLongPtrA(window, GWLP_WNDPROC, (LONG_PTR)entry->proc);
 525     }
 526
 527     last = &wndproc_table.entries[--wndproc_table.count];
 528     if (entry != last) *entry = *last;
 529
 530     wined3d_wndproc_mutex_unlock();
 531 }
 532
 533 /* At process attach */
 534 BOOL WINAPI DllMain(HINSTANCE hInstDLL, DWORD fdwReason, LPVOID lpv)
 535 {
 536     TRACE("WineD3D DLLMain Reason=%u\n", fdwReason);
 537
 538     switch (fdwReason)
 539     {
 540         case DLL_PROCESS_ATTACH:
 541             return wined3d_dll_init(hInstDLL);
 542
 543         case DLL_PROCESS_DETACH:
 544             return wined3d_dll_destroy(hInstDLL);
 545
 546         case DLL_THREAD_DETACH:
 547         {
 548             if (!context_set_current(NULL))
 549             {
 550                 ERR("Failed to clear current context.\n");
 551             }
 552             return TRUE;
 553         }
 554
 555         default:
 556             return TRUE;
 557     }
 558 }