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     TRUE,           /* Use of GLSL enabled by default */
  76     ORM_FBO,        /* Use FBOs to do offscreen rendering */
  77     RTL_READTEX,    /* Default render target locking method */
  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 };
  89
  90 /* Do not call while under the GL lock. */
  91 struct wined3d * CDECL wined3d_create(UINT version, 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     hr = wined3d_init(object, version, flags);
 104     if (FAILED(hr))
 105     {
 106         WARN("Failed to initialize wined3d object, hr %#x.\n", hr);
 107         HeapFree(GetProcessHeap(), 0, object);
 108         return NULL;
 109     }
 110
 111     TRACE("Created wined3d object %p for d3d%d support.\n", object, version);
 112
 113     return object;
 114 }
 115
 116 static DWORD get_config_key(HKEY defkey, HKEY appkey, const char *name, char *buffer, DWORD size)
 117 {
 118     if (appkey && !RegQueryValueExA(appkey, name, 0, NULL, (BYTE *)buffer, &size)) return 0;
 119     if (defkey && !RegQueryValueExA(defkey, name, 0, NULL, (BYTE *)buffer, &size)) return 0;
 120     return ERROR_FILE_NOT_FOUND;
 121 }
 122
 123 static DWORD get_config_key_dword(HKEY defkey, HKEY appkey, const char *name, DWORD *data)
 124 {
 125     DWORD type;
 126     DWORD size = sizeof(DWORD);
 127     if (appkey && !RegQueryValueExA(appkey, name, 0, &type, (BYTE *)data, &size) && (type == REG_DWORD)) return 0;
 128     if (defkey && !RegQueryValueExA(defkey, name, 0, &type, (BYTE *)data, &size) && (type == REG_DWORD)) return 0;
 129     return ERROR_FILE_NOT_FOUND;
 130 }
 131
 132 static BOOL wined3d_dll_init(HINSTANCE hInstDLL)
 133 {
 134     DWORD wined3d_context_tls_idx;
 135     char buffer[MAX_PATH+10];
 136     DWORD size = sizeof(buffer);
 137     HKEY hkey = 0;
 138     HKEY appkey = 0;
 139     DWORD len, tmpvalue;
 140     WNDCLASSA wc;
 141
 142     wined3d_context_tls_idx = TlsAlloc();
 143     if (wined3d_context_tls_idx == TLS_OUT_OF_INDEXES)
 144     {
 145         DWORD err = GetLastError();
 146         ERR("Failed to allocate context TLS index, err %#x.\n", err);
 147         return FALSE;
 148     }
 149     context_set_tls_idx(wined3d_context_tls_idx);
 150
 151     /* We need our own window class for a fake window which we use to retrieve GL capabilities */
 152     /* We might need CS_OWNDC in the future if we notice strange things on Windows.
 153      * Various articles/posts about OpenGL problems on Windows recommend this. */
 154     wc.style                = CS_HREDRAW | CS_VREDRAW;
 155     wc.lpfnWndProc          = DefWindowProcA;
 156     wc.cbClsExtra           = 0;
 157     wc.cbWndExtra           = 0;
 158     wc.hInstance            = hInstDLL;
 159     wc.hIcon                = LoadIconA(NULL, (LPCSTR)IDI_WINLOGO);
 160     wc.hCursor              = LoadCursorA(NULL, (LPCSTR)IDC_ARROW);
 161     wc.hbrBackground        = NULL;
 162     wc.lpszMenuName         = NULL;
 163     wc.lpszClassName        = WINED3D_OPENGL_WINDOW_CLASS_NAME;
 164
 165     if (!RegisterClassA(&wc))
 166     {
 167         ERR("Failed to register window class 'WineD3D_OpenGL'!\n");
 168         if (!TlsFree(wined3d_context_tls_idx))
 169         {
 170             DWORD err = GetLastError();
 171             ERR("Failed to free context TLS index, err %#x.\n", err);
 172         }
 173         return FALSE;
 174     }
 175
 176     DisableThreadLibraryCalls(hInstDLL);
 177
 178     /* @@ Wine registry key: HKCU\Software\Wine\Direct3D */
 179     if ( RegOpenKeyA( HKEY_CURRENT_USER, "Software\\Wine\\Direct3D", &hkey ) ) hkey = 0;
 180
 181     len = GetModuleFileNameA( 0, buffer, MAX_PATH );
 182     if (len && len < MAX_PATH)
 183     {
 184         HKEY tmpkey;
 185         /* @@ Wine registry key: HKCU\Software\Wine\AppDefaults\app.exe\Direct3D */
 186         if (!RegOpenKeyA( HKEY_CURRENT_USER, "Software\\Wine\\AppDefaults", &tmpkey ))
 187         {
 188             char *p, *appname = buffer;
 189             if ((p = strrchr( appname, '/' ))) appname = p + 1;
 190             if ((p = strrchr( appname, '\\' ))) appname = p + 1;
 191             strcat( appname, "\\Direct3D" );
 192             TRACE("appname = [%s]\n", appname);
 193             if (RegOpenKeyA( tmpkey, appname, &appkey )) appkey = 0;
 194             RegCloseKey( tmpkey );
 195         }
 196     }
 197
 198     if (hkey || appkey)
 199     {
 200         if ( !get_config_key( hkey, appkey, "UseGLSL", buffer, size) )
 201         {
 202             if (!strcmp(buffer,"disabled"))
 203             {
 204                 ERR_(winediag)("The GLSL shader backend has been disabled. You get to keep all the pieces if it breaks.\n");
 205                 TRACE("Use of GL Shading Language disabled\n");
 206                 wined3d_settings.glslRequested = FALSE;
 207             }
 208         }
 209         if ( !get_config_key( hkey, appkey, "OffscreenRenderingMode", buffer, size) )
 210         {
 211             if (!strcmp(buffer,"backbuffer"))
 212             {
 213                 TRACE("Using the backbuffer for offscreen rendering\n");
 214                 wined3d_settings.offscreen_rendering_mode = ORM_BACKBUFFER;
 215             }
 216             else if (!strcmp(buffer,"fbo"))
 217             {
 218                 TRACE("Using FBOs for offscreen rendering\n");
 219                 wined3d_settings.offscreen_rendering_mode = ORM_FBO;
 220             }
 221         }
 222         if ( !get_config_key( hkey, appkey, "RenderTargetLockMode", buffer, size) )
 223         {
 224             if (!strcmp(buffer,"readdraw"))
 225             {
 226                 TRACE("Using glReadPixels for render target reading and glDrawPixels for writing\n");
 227                 wined3d_settings.rendertargetlock_mode = RTL_READDRAW;
 228             }
 229             else if (!strcmp(buffer,"readtex"))
 230             {
 231                 TRACE("Using glReadPixels for render target reading and textures for writing\n");
 232                 wined3d_settings.rendertargetlock_mode = RTL_READTEX;
 233             }
 234         }
 235         if ( !get_config_key_dword( hkey, appkey, "VideoPciDeviceID", &tmpvalue) )
 236         {
 237             int pci_device_id = tmpvalue;
 238
 239             /* A pci device id is 16-bit */
 240             if(pci_device_id > 0xffff)
 241             {
 242                 ERR("Invalid value for VideoPciDeviceID. The value should be smaller or equal to 65535 or 0xffff\n");
 243             }
 244             else
 245             {
 246                 TRACE("Using PCI Device ID %04x\n", pci_device_id);
 247                 wined3d_settings.pci_device_id = pci_device_id;
 248             }
 249         }
 250         if ( !get_config_key_dword( hkey, appkey, "VideoPciVendorID", &tmpvalue) )
 251         {
 252             int pci_vendor_id = tmpvalue;
 253
 254             /* A pci device id is 16-bit */
 255             if(pci_vendor_id > 0xffff)
 256             {
 257                 ERR("Invalid value for VideoPciVendorID. The value should be smaller or equal to 65535 or 0xffff\n");
 258             }
 259             else
 260             {
 261                 TRACE("Using PCI Vendor ID %04x\n", pci_vendor_id);
 262                 wined3d_settings.pci_vendor_id = pci_vendor_id;
 263             }
 264         }
 265         if ( !get_config_key( hkey, appkey, "VideoMemorySize", buffer, size) )
 266         {
 267             int TmpVideoMemorySize = atoi(buffer);
 268             if(TmpVideoMemorySize > 0)
 269             {
 270                 wined3d_settings.emulated_textureram = TmpVideoMemorySize *1024*1024;
 271                 TRACE("Use %iMB = %d byte for emulated_textureram\n",
 272                         TmpVideoMemorySize,
 273                         wined3d_settings.emulated_textureram);
 274             }
 275             else
 276                 ERR("VideoMemorySize is %i but must be >0\n", TmpVideoMemorySize);
 277         }
 278         if ( !get_config_key( hkey, appkey, "WineLogo", buffer, size) )
 279         {
 280             size_t len = strlen(buffer) + 1;
 281
 282             wined3d_settings.logo = HeapAlloc(GetProcessHeap(), 0, len);
 283             if (!wined3d_settings.logo) ERR("Failed to allocate logo path memory.\n");
 284             else memcpy(wined3d_settings.logo, buffer, len);
 285         }
 286         if ( !get_config_key( hkey, appkey, "Multisampling", buffer, size) )
 287         {
 288             if (!strcmp(buffer, "disabled"))
 289             {
 290                 TRACE("Multisampling disabled.\n");
 291                 wined3d_settings.allow_multisampling = FALSE;
 292             }
 293         }
 294         if (!get_config_key(hkey, appkey, "StrictDrawOrdering", buffer, size)
 295                 && !strcmp(buffer,"enabled"))
 296         {
 297             TRACE("Enforcing strict draw ordering.\n");
 298             wined3d_settings.strict_draw_ordering = TRUE;
 299         }
 300         if (!get_config_key(hkey, appkey, "AlwaysOffscreen", buffer, size)
 301                 && !strcmp(buffer,"disabled"))
 302         {
 303             TRACE("Not always rendering backbuffers offscreen.\n");
 304             wined3d_settings.always_offscreen = FALSE;
 305         }
 306         if (!get_config_key_dword(hkey, appkey, "MaxShaderModelVS", &wined3d_settings.max_sm_vs))
 307             TRACE("Limiting VS shader model to %u.\n", wined3d_settings.max_sm_vs);
 308         if (!get_config_key_dword(hkey, appkey, "MaxShaderModelGS", &wined3d_settings.max_sm_gs))
 309             TRACE("Limiting GS shader model to %u.\n", wined3d_settings.max_sm_gs);
 310         if (!get_config_key_dword(hkey, appkey, "MaxShaderModelPS", &wined3d_settings.max_sm_ps))
 311             TRACE("Limiting PS shader model to %u.\n", wined3d_settings.max_sm_ps);
 312     }
 313
 314     if (appkey) RegCloseKey( appkey );
 315     if (hkey) RegCloseKey( hkey );
 316
 317     return TRUE;
 318 }
 319
 320 static BOOL wined3d_dll_destroy(HINSTANCE hInstDLL)
 321 {
 322     DWORD wined3d_context_tls_idx = context_get_tls_idx();
 323     unsigned int i;
 324
 325     if (!TlsFree(wined3d_context_tls_idx))
 326     {
 327         DWORD err = GetLastError();
 328         ERR("Failed to free context TLS index, err %#x.\n", err);
 329     }
 330
 331     for (i = 0; i < wndproc_table.count; ++i)
 332     {
 333         /* Trying to unregister these would be futile. These entries can only
 334          * exist if either we skipped them in wined3d_unregister_window() due
 335          * to the application replacing the wndproc after the entry was
 336          * registered, or if the application still has an active wined3d
 337          * device. In the latter case the application has bigger problems than
 338          * these entries. */
 339         WARN("Leftover wndproc table entry %p.\n", &wndproc_table.entries[i]);
 340     }
 341     HeapFree(GetProcessHeap(), 0, wndproc_table.entries);
 342
 343     HeapFree(GetProcessHeap(), 0, wined3d_settings.logo);
 344     UnregisterClassA(WINED3D_OPENGL_WINDOW_CLASS_NAME, hInstDLL);
 345
 346     DeleteCriticalSection(&wined3d_wndproc_cs);
 347     DeleteCriticalSection(&wined3d_cs);
 348     return TRUE;
 349 }
 350
 351 void WINAPI wined3d_mutex_lock(void)
 352 {
 353     EnterCriticalSection(&wined3d_cs);
 354 }
 355
 356 void WINAPI wined3d_mutex_unlock(void)
 357 {
 358     LeaveCriticalSection(&wined3d_cs);
 359 }
 360
 361 static void wined3d_wndproc_mutex_lock(void)
 362 {
 363     EnterCriticalSection(&wined3d_wndproc_cs);
 364 }
 365
 366 static void wined3d_wndproc_mutex_unlock(void)
 367 {
 368     LeaveCriticalSection(&wined3d_wndproc_cs);
 369 }
 370
 371 static struct wined3d_wndproc *wined3d_find_wndproc(HWND window)
 372 {
 373     unsigned int i;
 374
 375     for (i = 0; i < wndproc_table.count; ++i)
 376     {
 377         if (wndproc_table.entries[i].window == window)
 378         {
 379             return &wndproc_table.entries[i];
 380         }
 381     }
 382
 383     return NULL;
 384 }
 385
 386 static LRESULT CALLBACK wined3d_wndproc(HWND window, UINT message, WPARAM wparam, LPARAM lparam)
 387 {
 388     struct wined3d_wndproc *entry;
 389     struct wined3d_device *device;
 390     BOOL unicode;
 391     WNDPROC proc;
 392
 393     wined3d_wndproc_mutex_lock();
 394     entry = wined3d_find_wndproc(window);
 395
 396     if (!entry)
 397     {
 398         wined3d_wndproc_mutex_unlock();
 399         ERR("Window %p is not registered with wined3d.\n", window);
 400         return DefWindowProcW(window, message, wparam, lparam);
 401     }
 402
 403     device = entry->device;
 404     unicode = entry->unicode;
 405     proc = entry->proc;
 406     wined3d_wndproc_mutex_unlock();
 407
 408     if (device)
 409         return device_process_message(device, window, unicode, message, wparam, lparam, proc);
 410     if (unicode)
 411         return CallWindowProcW(proc, window, message, wparam, lparam);
 412     return CallWindowProcA(proc, window, message, wparam, lparam);
 413 }
 414
 415 BOOL wined3d_register_window(HWND window, struct wined3d_device *device)
 416 {
 417     struct wined3d_wndproc *entry;
 418
 419     wined3d_wndproc_mutex_lock();
 420
 421     if (wined3d_find_wndproc(window))
 422     {
 423         wined3d_wndproc_mutex_unlock();
 424         WARN("Window %p is already registered with wined3d.\n", window);
 425         return TRUE;
 426     }
 427
 428     if (wndproc_table.size == wndproc_table.count)
 429     {
 430         unsigned int new_size = max(1, wndproc_table.size * 2);
 431         struct wined3d_wndproc *new_entries;
 432
 433         if (!wndproc_table.entries) new_entries = HeapAlloc(GetProcessHeap(), 0, new_size * sizeof(*new_entries));
 434         else new_entries = HeapReAlloc(GetProcessHeap(), 0, wndproc_table.entries, new_size * sizeof(*new_entries));
 435
 436         if (!new_entries)
 437         {
 438             wined3d_wndproc_mutex_unlock();
 439             ERR("Failed to grow table.\n");
 440             return FALSE;
 441         }
 442
 443         wndproc_table.entries = new_entries;
 444         wndproc_table.size = new_size;
 445     }
 446
 447     entry = &wndproc_table.entries[wndproc_table.count++];
 448     entry->window = window;
 449     entry->unicode = IsWindowUnicode(window);
 450     /* Set a window proc that matches the window. Some applications (e.g. NoX)
 451      * replace the window proc after we've set ours, and expect to be able to
 452      * call the previous one (ours) directly, without using CallWindowProc(). */
 453     if (entry->unicode)
 454         entry->proc = (WNDPROC)SetWindowLongPtrW(window, GWLP_WNDPROC, (LONG_PTR)wined3d_wndproc);
 455     else
 456         entry->proc = (WNDPROC)SetWindowLongPtrA(window, GWLP_WNDPROC, (LONG_PTR)wined3d_wndproc);
 457     entry->device = device;
 458
 459     wined3d_wndproc_mutex_unlock();
 460
 461     return TRUE;
 462 }
 463
 464 void wined3d_unregister_window(HWND window)
 465 {
 466     struct wined3d_wndproc *entry, *last;
 467     LONG_PTR proc;
 468
 469     wined3d_wndproc_mutex_lock();
 470
 471     if (!(entry = wined3d_find_wndproc(window)))
 472     {
 473         wined3d_wndproc_mutex_unlock();
 474         ERR("Window %p is not registered with wined3d.\n", window);
 475         return;
 476     }
 477
 478     if (entry->unicode)
 479     {
 480         proc = GetWindowLongPtrW(window, GWLP_WNDPROC);
 481         if (proc != (LONG_PTR)wined3d_wndproc)
 482         {
 483             entry->device = NULL;
 484             wined3d_wndproc_mutex_unlock();
 485             WARN("Not unregistering window %p, window proc %#lx doesn't match wined3d window proc %p.\n",
 486                     window, proc, wined3d_wndproc);
 487             return;
 488         }
 489
 490         SetWindowLongPtrW(window, GWLP_WNDPROC, (LONG_PTR)entry->proc);
 491     }
 492     else
 493     {
 494         proc = GetWindowLongPtrA(window, GWLP_WNDPROC);
 495         if (proc != (LONG_PTR)wined3d_wndproc)
 496         {
 497             entry->device = NULL;
 498             wined3d_wndproc_mutex_unlock();
 499             WARN("Not unregistering window %p, window proc %#lx doesn't match wined3d window proc %p.\n",
 500                     window, proc, wined3d_wndproc);
 501             return;
 502         }
 503
 504         SetWindowLongPtrA(window, GWLP_WNDPROC, (LONG_PTR)entry->proc);
 505     }
 506
 507     last = &wndproc_table.entries[--wndproc_table.count];
 508     if (entry != last) *entry = *last;
 509
 510     wined3d_wndproc_mutex_unlock();
 511 }
 512
 513 /* At process attach */
 514 BOOL WINAPI DllMain(HINSTANCE hInstDLL, DWORD fdwReason, LPVOID lpv)
 515 {
 516     TRACE("WineD3D DLLMain Reason=%u\n", fdwReason);
 517
 518     switch (fdwReason)
 519     {
 520         case DLL_PROCESS_ATTACH:
 521             return wined3d_dll_init(hInstDLL);
 522
 523         case DLL_PROCESS_DETACH:
 524             return wined3d_dll_destroy(hInstDLL);
 525
 526         case DLL_THREAD_DETACH:
 527         {
 528             if (!context_set_current(NULL))
 529             {
 530                 ERR("Failed to clear current context.\n");
 531             }
 532             return TRUE;
 533         }
 534
 535         default:
 536             return TRUE;
 537     }
 538 }