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