/* DirectDraw Base Functions * * Copyright 1997-1999 Marcus Meissner * Copyright 1998 Lionel Ulmer * Copyright 2000-2001 TransGaming Technologies Inc. * Copyright 2006 Stefan Dösinger * Copyright 2008 Denver Gingerich * * This file contains the (internal) driver registration functions, * driver enumeration APIs and DirectDraw creation functions. * * This library is free software; you can redistribute it and/or * modify it under the terms of the GNU Lesser General Public * License as published by the Free Software Foundation; either * version 2.1 of the License, or (at your option) any later version. * * This library is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * Lesser General Public License for more details. * * You should have received a copy of the GNU Lesser General Public * License along with this library; if not, write to the Free Software * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA */ #include "config.h" #include "wine/port.h" #define DDRAW_INIT_GUID #include "ddraw_private.h" #include "wine/exception.h" #include "winreg.h" static typeof(WineDirect3DCreate) *pWineDirect3DCreate; WINE_DEFAULT_DEBUG_CHANNEL(ddraw); /* The configured default surface */ WINED3DSURFTYPE DefaultSurfaceType = SURFACE_UNKNOWN; /* DDraw list and critical section */ static struct list global_ddraw_list = LIST_INIT(global_ddraw_list); static CRITICAL_SECTION_DEBUG ddraw_cs_debug = { 0, 0, &ddraw_cs, { &ddraw_cs_debug.ProcessLocksList, &ddraw_cs_debug.ProcessLocksList }, 0, 0, { (DWORD_PTR)(__FILE__ ": ddraw_cs") } }; CRITICAL_SECTION ddraw_cs = { &ddraw_cs_debug, -1, 0, 0, 0, 0 }; /* value of ForceRefreshRate */ DWORD force_refresh_rate = 0; /* Handle table functions */ BOOL ddraw_handle_table_init(struct ddraw_handle_table *t, UINT initial_size) { t->entries = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, initial_size * sizeof(*t->entries)); if (!t->entries) { ERR("Failed to allocate handle table memory.\n"); return FALSE; } t->free_entries = NULL; t->table_size = initial_size; t->entry_count = 0; return TRUE; } void ddraw_handle_table_destroy(struct ddraw_handle_table *t) { HeapFree(GetProcessHeap(), 0, t->entries); memset(t, 0, sizeof(*t)); } DWORD ddraw_allocate_handle(struct ddraw_handle_table *t, void *object, enum ddraw_handle_type type) { struct ddraw_handle_entry *entry; if (t->free_entries) { DWORD idx = t->free_entries - t->entries; /* Use a free handle */ entry = t->free_entries; if (entry->type != DDRAW_HANDLE_FREE) { ERR("Handle %#x (%p) is in the free list, but has type %#x.\n", idx, entry->object, entry->type); return DDRAW_INVALID_HANDLE; } t->free_entries = entry->object; entry->object = object; entry->type = type; return idx; } if (!(t->entry_count < t->table_size)) { /* Grow the table */ UINT new_size = t->table_size + (t->table_size >> 1); struct ddraw_handle_entry *new_entries = HeapReAlloc(GetProcessHeap(), 0, t->entries, new_size * sizeof(*t->entries)); if (!new_entries) { ERR("Failed to grow the handle table.\n"); return DDRAW_INVALID_HANDLE; } t->entries = new_entries; t->table_size = new_size; } entry = &t->entries[t->entry_count]; entry->object = object; entry->type = type; return t->entry_count++; } void *ddraw_free_handle(struct ddraw_handle_table *t, DWORD handle, enum ddraw_handle_type type) { struct ddraw_handle_entry *entry; void *object; if (handle == DDRAW_INVALID_HANDLE || handle >= t->entry_count) { WARN("Invalid handle %#x passed.\n", handle); return NULL; } entry = &t->entries[handle]; if (entry->type != type) { WARN("Handle %#x (%p) is not of type %#x.\n", handle, entry->object, type); return NULL; } object = entry->object; entry->object = t->free_entries; entry->type = DDRAW_HANDLE_FREE; t->free_entries = entry; return object; } void *ddraw_get_object(struct ddraw_handle_table *t, DWORD handle, enum ddraw_handle_type type) { struct ddraw_handle_entry *entry; if (handle == DDRAW_INVALID_HANDLE || handle >= t->entry_count) { WARN("Invalid handle %#x passed.\n", handle); return NULL; } entry = &t->entries[handle]; if (entry->type != type) { WARN("Handle %#x (%p) is not of type %#x.\n", handle, entry->object, type); return NULL; } return entry->object; } /* * Helper Function for DDRAW_Create and DirectDrawCreateClipper for * lazy loading of the Wine D3D driver. * * Returns * TRUE on success * FALSE on failure. */ BOOL LoadWineD3D(void) { static HMODULE hWineD3D = (HMODULE) -1; if (hWineD3D == (HMODULE) -1) { hWineD3D = LoadLibraryA("wined3d"); if (hWineD3D) { pWineDirect3DCreate = (typeof(WineDirect3DCreate) *)GetProcAddress(hWineD3D, "WineDirect3DCreate"); pWineDirect3DCreateClipper = (typeof(WineDirect3DCreateClipper) *) GetProcAddress(hWineD3D, "WineDirect3DCreateClipper"); return TRUE; } } return hWineD3D != NULL; } /*********************************************************************** * * Helper function for DirectDrawCreate and friends * Creates a new DDraw interface with the given REFIID * * Interfaces that can be created: * IDirectDraw, IDirectDraw2, IDirectDraw4, IDirectDraw7 * IDirect3D, IDirect3D2, IDirect3D3, IDirect3D7. (Does Windows return * IDirect3D interfaces?) * * Arguments: * guid: ID of the requested driver, NULL for the default driver. * The GUID can be queried with DirectDrawEnumerate(Ex)A/W * DD: Used to return the pointer to the created object * UnkOuter: For aggregation, which is unsupported. Must be NULL * iid: requested version ID. * * Returns: * DD_OK if the Interface was created successfully * CLASS_E_NOAGGREGATION if UnkOuter is not NULL * E_OUTOFMEMORY if some allocation failed * ***********************************************************************/ static HRESULT DDRAW_Create(const GUID *guid, void **DD, IUnknown *UnkOuter, REFIID iid) { IDirectDrawImpl *This = NULL; HRESULT hr; IWineD3D *wineD3D = NULL; IWineD3DDevice *wineD3DDevice = NULL; HDC hDC; WINED3DDEVTYPE devicetype; TRACE("(%s,%p,%p)\n", debugstr_guid(guid), DD, UnkOuter); *DD = NULL; /* We don't care about this guids. Well, there's no special guid anyway * OK, we could */ if (guid == (GUID *) DDCREATE_EMULATIONONLY) { /* Use the reference device id. This doesn't actually change anything, * WineD3D always uses OpenGL for D3D rendering. One could make it request * indirect rendering */ devicetype = WINED3DDEVTYPE_REF; } else if(guid == (GUID *) DDCREATE_HARDWAREONLY) { devicetype = WINED3DDEVTYPE_HAL; } else { devicetype = 0; } /* DDraw doesn't support aggregation, according to msdn */ if (UnkOuter != NULL) return CLASS_E_NOAGGREGATION; /* DirectDraw creation comes here */ This = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(IDirectDrawImpl)); if(!This) { ERR("Out of memory when creating DirectDraw\n"); return E_OUTOFMEMORY; } /* The interfaces: * IDirectDraw and IDirect3D are the same object, * QueryInterface is used to get other interfaces. */ This->lpVtbl = &IDirectDraw7_Vtbl; This->IDirectDraw_vtbl = &IDirectDraw1_Vtbl; This->IDirectDraw2_vtbl = &IDirectDraw2_Vtbl; This->IDirectDraw3_vtbl = &IDirectDraw3_Vtbl; This->IDirectDraw4_vtbl = &IDirectDraw4_Vtbl; This->IDirect3D_vtbl = &IDirect3D1_Vtbl; This->IDirect3D2_vtbl = &IDirect3D2_Vtbl; This->IDirect3D3_vtbl = &IDirect3D3_Vtbl; This->IDirect3D7_vtbl = &IDirect3D7_Vtbl; This->device_parent_vtbl = &ddraw_wined3d_device_parent_vtbl; /* See comments in IDirectDrawImpl_CreateNewSurface for a description * of this member. * Read from a registry key, should add a winecfg option later */ This->ImplType = DefaultSurfaceType; /* Get the current screen settings */ hDC = GetDC(0); This->orig_bpp = GetDeviceCaps(hDC, BITSPIXEL) * GetDeviceCaps(hDC, PLANES); ReleaseDC(0, hDC); This->orig_width = GetSystemMetrics(SM_CXSCREEN); This->orig_height = GetSystemMetrics(SM_CYSCREEN); if (!LoadWineD3D()) { ERR("Couldn't load WineD3D - OpenGL libs not present?\n"); hr = DDERR_NODIRECTDRAWSUPPORT; goto err_out; } /* Initialize WineD3D * * All Rendering (2D and 3D) is relayed to WineD3D, * but DirectDraw specific management, like DDSURFACEDESC and DDPIXELFORMAT * structure handling is handled in this lib. */ wineD3D = pWineDirect3DCreate(7 /* DXVersion */, (IUnknown *) This /* Parent */); if(!wineD3D) { ERR("Failed to initialise WineD3D\n"); hr = E_OUTOFMEMORY; goto err_out; } This->wineD3D = wineD3D; TRACE("WineD3D created at %p\n", wineD3D); /* Initialized member... * * It is set to false at creation time, and set to true in * IDirectDraw7::Initialize. Its sole purpose is to return DD_OK on * initialize only once */ This->initialized = FALSE; /* Initialize WineD3DDevice * * It is used for screen setup, surface and palette creation * When a Direct3DDevice7 is created, the D3D capabilities of WineD3D are * initialized */ hr = IWineD3D_CreateDevice(wineD3D, 0 /* D3D_ADAPTER_DEFAULT */, devicetype, NULL /* FocusWindow, don't know yet */, 0 /* BehaviorFlags */, (IUnknown *)This, (IWineD3DDeviceParent *)&This->device_parent_vtbl, &wineD3DDevice); if(FAILED(hr)) { ERR("Failed to create a wineD3DDevice, result = %x\n", hr); goto err_out; } This->wineD3DDevice = wineD3DDevice; TRACE("wineD3DDevice created at %p\n", This->wineD3DDevice); /* Get the amount of video memory */ This->total_vidmem = IWineD3DDevice_GetAvailableTextureMem(This->wineD3DDevice); list_init(&This->surface_list); list_add_head(&global_ddraw_list, &This->ddraw_list_entry); /* Call QueryInterface to get the pointer to the requested interface. This also initializes * The required refcount */ hr = IDirectDraw7_QueryInterface((IDirectDraw7 *)This, iid, DD); if(SUCCEEDED(hr)) return DD_OK; err_out: /* Let's hope we never need this ;) */ if(wineD3DDevice) IWineD3DDevice_Release(wineD3DDevice); if(wineD3D) IWineD3D_Release(wineD3D); HeapFree(GetProcessHeap(), 0, This->decls); HeapFree(GetProcessHeap(), 0, This); return hr; } /*********************************************************************** * DirectDrawCreate (DDRAW.@) * * Creates legacy DirectDraw Interfaces. Can't create IDirectDraw7 * interfaces in theory * * Arguments, return values: See DDRAW_Create * ***********************************************************************/ HRESULT WINAPI DECLSPEC_HOTPATCH DirectDrawCreate(GUID *GUID, LPDIRECTDRAW *DD, IUnknown *UnkOuter) { HRESULT hr; TRACE("(%s,%p,%p)\n", debugstr_guid(GUID), DD, UnkOuter); EnterCriticalSection(&ddraw_cs); hr = DDRAW_Create(GUID, (void **) DD, UnkOuter, &IID_IDirectDraw); LeaveCriticalSection(&ddraw_cs); return hr; } /*********************************************************************** * DirectDrawCreateEx (DDRAW.@) * * Only creates new IDirectDraw7 interfaces, supposed to fail if legacy * interfaces are requested. * * Arguments, return values: See DDRAW_Create * ***********************************************************************/ HRESULT WINAPI DECLSPEC_HOTPATCH DirectDrawCreateEx(GUID *GUID, LPVOID *DD, REFIID iid, IUnknown *UnkOuter) { HRESULT hr; TRACE("(%s,%p,%s,%p)\n", debugstr_guid(GUID), DD, debugstr_guid(iid), UnkOuter); if (!IsEqualGUID(iid, &IID_IDirectDraw7)) return DDERR_INVALIDPARAMS; EnterCriticalSection(&ddraw_cs); hr = DDRAW_Create(GUID, DD, UnkOuter, iid); LeaveCriticalSection(&ddraw_cs); return hr; } /*********************************************************************** * DirectDrawEnumerateA (DDRAW.@) * * Enumerates legacy ddraw drivers, ascii version. We only have one * driver, which relays to WineD3D. If we were sufficiently cool, * we could offer various interfaces, which use a different default surface * implementation, but I think it's better to offer this choice in * winecfg, because some apps use the default driver, so we would need * a winecfg option anyway, and there shouldn't be 2 ways to set one setting * * Arguments: * Callback: Callback function from the app * Context: Argument to the call back. * * Returns: * DD_OK on success * E_INVALIDARG if the Callback caused a page fault * * ***********************************************************************/ HRESULT WINAPI DirectDrawEnumerateA(LPDDENUMCALLBACKA Callback, LPVOID Context) { TRACE("(%p, %p)\n", Callback, Context); TRACE(" Enumerating default DirectDraw HAL interface\n"); /* We only have one driver */ __TRY { static CHAR driver_desc[] = "DirectDraw HAL", driver_name[] = "display"; Callback(NULL, driver_desc, driver_name, Context); } __EXCEPT_PAGE_FAULT { return DDERR_INVALIDPARAMS; } __ENDTRY TRACE(" End of enumeration\n"); return DD_OK; } /*********************************************************************** * DirectDrawEnumerateExA (DDRAW.@) * * Enumerates DirectDraw7 drivers, ascii version. See * the comments above DirectDrawEnumerateA for more details. * * The Flag member is not supported right now. * ***********************************************************************/ HRESULT WINAPI DirectDrawEnumerateExA(LPDDENUMCALLBACKEXA Callback, LPVOID Context, DWORD Flags) { TRACE("(%p, %p, 0x%08x)\n", Callback, Context, Flags); if (Flags & ~(DDENUM_ATTACHEDSECONDARYDEVICES | DDENUM_DETACHEDSECONDARYDEVICES | DDENUM_NONDISPLAYDEVICES)) return DDERR_INVALIDPARAMS; if (Flags) FIXME("flags 0x%08x not handled\n", Flags); TRACE("Enumerating default DirectDraw HAL interface\n"); /* We only have one driver by now */ __TRY { static CHAR driver_desc[] = "DirectDraw HAL", driver_name[] = "display"; /* QuickTime expects the description "DirectDraw HAL" */ Callback(NULL, driver_desc, driver_name, Context, 0); } __EXCEPT_PAGE_FAULT { return DDERR_INVALIDPARAMS; } __ENDTRY; TRACE("End of enumeration\n"); return DD_OK; } /*********************************************************************** * DirectDrawEnumerateW (DDRAW.@) * * Enumerates legacy drivers, unicode version. * This function is not implemented on Windows. * ***********************************************************************/ HRESULT WINAPI DirectDrawEnumerateW(LPDDENUMCALLBACKW Callback, LPVOID Context) { TRACE("(%p, %p)\n", Callback, Context); if (!Callback) return DDERR_INVALIDPARAMS; else return DDERR_UNSUPPORTED; } /*********************************************************************** * DirectDrawEnumerateExW (DDRAW.@) * * Enumerates DirectDraw7 drivers, unicode version. * This function is not implemented on Windows. * ***********************************************************************/ HRESULT WINAPI DirectDrawEnumerateExW(LPDDENUMCALLBACKEXW Callback, LPVOID Context, DWORD Flags) { TRACE("(%p, %p, 0x%x)\n", Callback, Context, Flags); return DDERR_UNSUPPORTED; } /*********************************************************************** * Classfactory implementation. ***********************************************************************/ /*********************************************************************** * CF_CreateDirectDraw * * DDraw creation function for the class factory * * Params: * UnkOuter: Set to NULL * iid: ID of the wanted interface * obj: Address to pass the interface pointer back * * Returns * DD_OK / DDERR*, see DDRAW_Create * ***********************************************************************/ static HRESULT CF_CreateDirectDraw(IUnknown* UnkOuter, REFIID iid, void **obj) { HRESULT hr; TRACE("(%p,%s,%p)\n", UnkOuter, debugstr_guid(iid), obj); EnterCriticalSection(&ddraw_cs); hr = DDRAW_Create(NULL, obj, UnkOuter, iid); LeaveCriticalSection(&ddraw_cs); return hr; } /*********************************************************************** * CF_CreateDirectDraw * * Clipper creation function for the class factory * * Params: * UnkOuter: Set to NULL * iid: ID of the wanted interface * obj: Address to pass the interface pointer back * * Returns * DD_OK / DDERR*, see DDRAW_Create * ***********************************************************************/ static HRESULT CF_CreateDirectDrawClipper(IUnknown* UnkOuter, REFIID riid, void **obj) { HRESULT hr; IDirectDrawClipper *Clip; EnterCriticalSection(&ddraw_cs); hr = DirectDrawCreateClipper(0, &Clip, UnkOuter); if (hr != DD_OK) { LeaveCriticalSection(&ddraw_cs); return hr; } hr = IDirectDrawClipper_QueryInterface(Clip, riid, obj); IDirectDrawClipper_Release(Clip); LeaveCriticalSection(&ddraw_cs); return hr; } static const struct object_creation_info object_creation[] = { { &CLSID_DirectDraw, CF_CreateDirectDraw }, { &CLSID_DirectDraw7, CF_CreateDirectDraw }, { &CLSID_DirectDrawClipper, CF_CreateDirectDrawClipper } }; /******************************************************************************* * IDirectDrawClassFactory::QueryInterface * * QueryInterface for the class factory * * PARAMS * riid Reference to identifier of queried interface * ppv Address to return the interface pointer at * * RETURNS * Success: S_OK * Failure: E_NOINTERFACE * *******************************************************************************/ static HRESULT WINAPI IDirectDrawClassFactoryImpl_QueryInterface(IClassFactory *iface, REFIID riid, void **obj) { IClassFactoryImpl *This = (IClassFactoryImpl *)iface; TRACE("(%p)->(%s,%p)\n", This, debugstr_guid(riid), obj); if (IsEqualGUID(riid, &IID_IUnknown) || IsEqualGUID(riid, &IID_IClassFactory)) { IClassFactory_AddRef(iface); *obj = This; return S_OK; } WARN("(%p)->(%s,%p),not found\n",This,debugstr_guid(riid),obj); return E_NOINTERFACE; } /******************************************************************************* * IDirectDrawClassFactory::AddRef * * AddRef for the class factory * * RETURNS * The new refcount * *******************************************************************************/ static ULONG WINAPI IDirectDrawClassFactoryImpl_AddRef(IClassFactory *iface) { IClassFactoryImpl *This = (IClassFactoryImpl *)iface; ULONG ref = InterlockedIncrement(&This->ref); TRACE("(%p)->() incrementing from %d.\n", This, ref - 1); return ref; } /******************************************************************************* * IDirectDrawClassFactory::Release * * Release for the class factory. If the refcount falls to 0, the object * is destroyed * * RETURNS * The new refcount * *******************************************************************************/ static ULONG WINAPI IDirectDrawClassFactoryImpl_Release(IClassFactory *iface) { IClassFactoryImpl *This = (IClassFactoryImpl *)iface; ULONG ref = InterlockedDecrement(&This->ref); TRACE("(%p)->() decrementing from %d.\n", This, ref+1); if (ref == 0) HeapFree(GetProcessHeap(), 0, This); return ref; } /******************************************************************************* * IDirectDrawClassFactory::CreateInstance * * What is this? Seems to create DirectDraw objects... * * Params * The usual things??? * * RETURNS * ??? * *******************************************************************************/ static HRESULT WINAPI IDirectDrawClassFactoryImpl_CreateInstance(IClassFactory *iface, IUnknown *UnkOuter, REFIID riid, void **obj) { IClassFactoryImpl *This = (IClassFactoryImpl *)iface; TRACE("(%p)->(%p,%s,%p)\n",This,UnkOuter,debugstr_guid(riid),obj); return This->pfnCreateInstance(UnkOuter, riid, obj); } /******************************************************************************* * IDirectDrawClassFactory::LockServer * * What is this? * * Params * ??? * * RETURNS * S_OK, because it's a stub * *******************************************************************************/ static HRESULT WINAPI IDirectDrawClassFactoryImpl_LockServer(IClassFactory *iface,BOOL dolock) { IClassFactoryImpl *This = (IClassFactoryImpl *)iface; FIXME("(%p)->(%d),stub!\n",This,dolock); return S_OK; } /******************************************************************************* * The class factory VTable *******************************************************************************/ static const IClassFactoryVtbl IClassFactory_Vtbl = { IDirectDrawClassFactoryImpl_QueryInterface, IDirectDrawClassFactoryImpl_AddRef, IDirectDrawClassFactoryImpl_Release, IDirectDrawClassFactoryImpl_CreateInstance, IDirectDrawClassFactoryImpl_LockServer }; /******************************************************************************* * DllGetClassObject [DDRAW.@] * Retrieves class object from a DLL object * * NOTES * Docs say returns STDAPI * * PARAMS * rclsid [I] CLSID for the class object * riid [I] Reference to identifier of interface for class object * ppv [O] Address of variable to receive interface pointer for riid * * RETURNS * Success: S_OK * Failure: CLASS_E_CLASSNOTAVAILABLE, E_OUTOFMEMORY, E_INVALIDARG, * E_UNEXPECTED */ HRESULT WINAPI DllGetClassObject(REFCLSID rclsid, REFIID riid, LPVOID *ppv) { unsigned int i; IClassFactoryImpl *factory; TRACE("(%s,%s,%p)\n", debugstr_guid(rclsid), debugstr_guid(riid), ppv); if ( !IsEqualGUID( &IID_IClassFactory, riid ) && ! IsEqualGUID( &IID_IUnknown, riid) ) return E_NOINTERFACE; for (i=0; i < sizeof(object_creation)/sizeof(object_creation[0]); i++) { if (IsEqualGUID(object_creation[i].clsid, rclsid)) break; } if (i == sizeof(object_creation)/sizeof(object_creation[0])) { FIXME("%s: no class found.\n", debugstr_guid(rclsid)); return CLASS_E_CLASSNOTAVAILABLE; } factory = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(*factory)); if (factory == NULL) return E_OUTOFMEMORY; factory->lpVtbl = &IClassFactory_Vtbl; factory->ref = 1; factory->pfnCreateInstance = object_creation[i].pfnCreateInstance; *ppv = factory; return S_OK; } /******************************************************************************* * DllCanUnloadNow [DDRAW.@] Determines whether the DLL is in use. * * RETURNS * Success: S_OK * Failure: S_FALSE */ HRESULT WINAPI DllCanUnloadNow(void) { return S_FALSE; } /******************************************************************************* * DestroyCallback * * Callback function for the EnumSurfaces call in DllMain. * Dumps some surface info and releases the surface * * Params: * surf: The enumerated surface * desc: it's description * context: Pointer to the ddraw impl * * Returns: * DDENUMRET_OK; *******************************************************************************/ static HRESULT WINAPI DestroyCallback(IDirectDrawSurface7 *surf, DDSURFACEDESC2 *desc, void *context) { IDirectDrawSurfaceImpl *Impl = (IDirectDrawSurfaceImpl *)surf; ULONG ref; ref = IDirectDrawSurface7_Release(surf); /* For the EnumSurfaces */ WARN("Surface %p has an reference count of %d\n", Impl, ref); /* Skip surfaces which are attached somewhere or which are * part of a complex compound. They will get released when destroying * the root */ if( (!Impl->is_complex_root) || (Impl->first_attached != Impl) ) return DDENUMRET_OK; /* Destroy the surface */ while(ref) ref = IDirectDrawSurface7_Release(surf); return DDENUMRET_OK; } /*********************************************************************** * get_config_key * * Reads a config key from the registry. Taken from WineD3D * ***********************************************************************/ static inline DWORD get_config_key(HKEY defkey, HKEY appkey, const char* name, char* buffer, DWORD size) { if (0 != appkey && !RegQueryValueExA( appkey, name, 0, NULL, (LPBYTE) buffer, &size )) return 0; if (0 != defkey && !RegQueryValueExA( defkey, name, 0, NULL, (LPBYTE) buffer, &size )) return 0; return ERROR_FILE_NOT_FOUND; } /*********************************************************************** * DllMain (DDRAW.0) * * Could be used to register DirectDraw drivers, if we have more than * one. Also used to destroy any objects left at unload if the * app didn't release them properly(Gothic 2, Diablo 2, Moto racer, ...) * ***********************************************************************/ BOOL WINAPI DllMain(HINSTANCE hInstDLL, DWORD Reason, LPVOID lpv) { TRACE("(%p,%x,%p)\n", hInstDLL, Reason, lpv); if (Reason == DLL_PROCESS_ATTACH) { char buffer[MAX_PATH+10]; DWORD size = sizeof(buffer); HKEY hkey = 0; HKEY appkey = 0; WNDCLASSA wc; DWORD len; /* Register the window class. This is used to create a hidden window * for D3D rendering, if the application didn't pass one. It can also * be used for creating a device window from SetCooperativeLevel(). */ wc.style = CS_HREDRAW | CS_VREDRAW; wc.lpfnWndProc = DefWindowProcA; wc.cbClsExtra = 0; wc.cbWndExtra = 0; wc.hInstance = hInstDLL; wc.hIcon = 0; wc.hCursor = 0; wc.hbrBackground = GetStockObject(BLACK_BRUSH); wc.lpszMenuName = NULL; wc.lpszClassName = DDRAW_WINDOW_CLASS_NAME; if (!RegisterClassA(&wc)) { ERR("Failed to register ddraw window class, last error %#x.\n", GetLastError()); return FALSE; } /* @@ Wine registry key: HKCU\Software\Wine\Direct3D */ if ( RegOpenKeyA( HKEY_CURRENT_USER, "Software\\Wine\\Direct3D", &hkey ) ) hkey = 0; len = GetModuleFileNameA( 0, buffer, MAX_PATH ); if (len && len < MAX_PATH) { HKEY tmpkey; /* @@ Wine registry key: HKCU\Software\Wine\AppDefaults\app.exe\Direct3D */ if (!RegOpenKeyA( HKEY_CURRENT_USER, "Software\\Wine\\AppDefaults", &tmpkey )) { char *p, *appname = buffer; if ((p = strrchr( appname, '/' ))) appname = p + 1; if ((p = strrchr( appname, '\\' ))) appname = p + 1; strcat( appname, "\\Direct3D" ); TRACE("appname = [%s]\n", appname); if (RegOpenKeyA( tmpkey, appname, &appkey )) appkey = 0; RegCloseKey( tmpkey ); } } if ( 0 != hkey || 0 != appkey ) { if ( !get_config_key( hkey, appkey, "DirectDrawRenderer", buffer, size) ) { if (!strcmp(buffer,"gdi")) { TRACE("Defaulting to GDI surfaces\n"); DefaultSurfaceType = SURFACE_GDI; } else if (!strcmp(buffer,"opengl")) { TRACE("Defaulting to opengl surfaces\n"); DefaultSurfaceType = SURFACE_OPENGL; } else { ERR("Unknown default surface type. Supported are:\n gdi, opengl\n"); } } } /* On Windows one can force the refresh rate that DirectDraw uses by * setting an override value in dxdiag. This is documented in KB315614 * (main article), KB230002, and KB217348. By comparing registry dumps * before and after setting the override, we see that the override value * is stored in HKLM\Software\Microsoft\DirectDraw\ForceRefreshRate as a * DWORD that represents the refresh rate to force. We use this * registry entry to modify the behavior of SetDisplayMode so that Wine * users can override the refresh rate in a Windows-compatible way. * * dxdiag will not accept a refresh rate lower than 40 or higher than * 120 so this value should be within that range. It is, of course, * possible for a user to set the registry entry value directly so that * assumption might not hold. * * There is no current mechanism for setting this value through the Wine * GUI. It would be most appropriate to set this value through a dxdiag * clone, but it may be sufficient to use winecfg. * * TODO: Create a mechanism for setting this value through the Wine GUI. */ if ( !RegOpenKeyA( HKEY_LOCAL_MACHINE, "Software\\Microsoft\\DirectDraw", &hkey ) ) { DWORD type, data; size = sizeof(data); if (!RegQueryValueExA( hkey, "ForceRefreshRate", NULL, &type, (LPBYTE)&data, &size ) && type == REG_DWORD) { TRACE("ForceRefreshRate set; overriding refresh rate to %d Hz\n", data); force_refresh_rate = data; } RegCloseKey( hkey ); } DisableThreadLibraryCalls(hInstDLL); } else if (Reason == DLL_PROCESS_DETACH) { if(!list_empty(&global_ddraw_list)) { struct list *entry, *entry2; WARN("There are still existing DirectDraw interfaces. Wine bug or buggy application?\n"); /* We remove elements from this loop */ LIST_FOR_EACH_SAFE(entry, entry2, &global_ddraw_list) { HRESULT hr; DDSURFACEDESC2 desc; int i; IDirectDrawImpl *ddraw = LIST_ENTRY(entry, IDirectDrawImpl, ddraw_list_entry); WARN("DDraw %p has a refcount of %d\n", ddraw, ddraw->ref7 + ddraw->ref4 + ddraw->ref3 + ddraw->ref2 + ddraw->ref1); /* Add references to each interface to avoid freeing them unexpectedly */ IDirectDraw_AddRef((IDirectDraw *)&ddraw->IDirectDraw_vtbl); IDirectDraw2_AddRef((IDirectDraw2 *)&ddraw->IDirectDraw2_vtbl); IDirectDraw3_AddRef((IDirectDraw3 *)&ddraw->IDirectDraw3_vtbl); IDirectDraw4_AddRef((IDirectDraw4 *)&ddraw->IDirectDraw4_vtbl); IDirectDraw7_AddRef((IDirectDraw7 *)ddraw); /* Does a D3D device exist? Destroy it * TODO: Destroy all Vertex buffers, Lights, Materials * and execute buffers too */ if(ddraw->d3ddevice) { WARN("DDraw %p has d3ddevice %p attached\n", ddraw, ddraw->d3ddevice); while(IDirect3DDevice7_Release((IDirect3DDevice7 *)ddraw->d3ddevice)); } /* Try to release the objects * Do an EnumSurfaces to find any hanging surfaces */ memset(&desc, 0, sizeof(desc)); desc.dwSize = sizeof(desc); for(i = 0; i <= 1; i++) { hr = IDirectDraw7_EnumSurfaces((IDirectDraw7 *)ddraw, DDENUMSURFACES_ALL, &desc, ddraw, DestroyCallback); if(hr != D3D_OK) ERR("(%p) EnumSurfaces failed, prepare for trouble\n", ddraw); } /* Check the surface count */ if(ddraw->surfaces > 0) ERR("DDraw %p still has %d surfaces attached\n", ddraw, ddraw->surfaces); /* Release all hanging references to destroy the objects. This * restores the screen mode too */ while(IDirectDraw_Release((IDirectDraw *)&ddraw->IDirectDraw_vtbl)); while(IDirectDraw2_Release((IDirectDraw2 *)&ddraw->IDirectDraw2_vtbl)); while(IDirectDraw3_Release((IDirectDraw3 *)&ddraw->IDirectDraw3_vtbl)); while(IDirectDraw4_Release((IDirectDraw4 *)&ddraw->IDirectDraw4_vtbl)); while(IDirectDraw7_Release((IDirectDraw7 *)ddraw)); } } /* Unregister the window class. */ UnregisterClassA(DDRAW_WINDOW_CLASS_NAME, hInstDLL); } return TRUE; }