/* IWineD3DClipper implementation * * Copyright 2000 (c) Marcus Meissner * Copyright 2000 (c) TransGaming Technologies Inc. * Copyright 2006 (c) Stefan Dösinger * * 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 <stdio.h> #ifdef HAVE_FLOAT_H # include <float.h> #endif #include "wined3d_private.h" WINE_DEFAULT_DEBUG_CHANNEL(d3d); static HRESULT WINAPI IWineD3DClipperImpl_QueryInterface(IWineD3DClipper *iface, REFIID riid, void **Obj) { IWineD3DClipperImpl *This = (IWineD3DClipperImpl *)iface; TRACE("(%p)->(%p,%p)\n", This, riid, Obj); if (IsEqualGUID(&IID_IUnknown, riid) || IsEqualGUID(&IID_IWineD3DClipper, riid)) { *Obj = iface; IWineD3DClipper_AddRef(iface); return S_OK; } else { return E_NOINTERFACE; } } static ULONG WINAPI IWineD3DClipperImpl_AddRef(IWineD3DClipper *iface ) { IWineD3DClipperImpl *This = (IWineD3DClipperImpl *)iface; ULONG ref = InterlockedIncrement(&This->ref); TRACE("(%p)->() incrementing from %u.\n", This, ref - 1); return ref; } static ULONG WINAPI IWineD3DClipperImpl_Release(IWineD3DClipper *iface) { IWineD3DClipperImpl *This = (IWineD3DClipperImpl *)iface; ULONG ref = InterlockedDecrement(&This->ref); TRACE("(%p)->() decrementing from %u.\n", This, ref + 1); if (ref == 0) { HeapFree(GetProcessHeap(), 0, This); return 0; } else return ref; } static HRESULT WINAPI IWineD3DClipperImpl_GetParent(IWineD3DClipper *iface, IUnknown **Parent) { IWineD3DClipperImpl *This = (IWineD3DClipperImpl *)iface; TRACE("(%p)->(%p)\n", This, Parent); *Parent = This->Parent; IUnknown_AddRef(*Parent); return WINED3D_OK; } static HRESULT WINAPI IWineD3DClipperImpl_SetHwnd(IWineD3DClipper *iface, DWORD Flags, HWND hWnd) { IWineD3DClipperImpl *This = (IWineD3DClipperImpl *)iface; TRACE("(%p)->(0x%08x,%p)\n", This, Flags, hWnd); if( Flags ) { FIXME("Flags = 0x%08x, not supported.\n",Flags); return WINED3DERR_INVALIDCALL; } This->hWnd = hWnd; return WINED3D_OK; } static HRESULT WINAPI IWineD3DClipperImpl_GetClipList(IWineD3DClipper *iface, RECT *Rect, RGNDATA *ClipList, DWORD *Size) { IWineD3DClipperImpl *This = (IWineD3DClipperImpl *)iface; TRACE("(%p,%p,%p,%p)\n", This, Rect, ClipList, Size); if (This->hWnd) { HDC hDC = GetDCEx(This->hWnd, NULL, DCX_WINDOW); if (hDC) { HRGN hRgn = CreateRectRgn(0,0,0,0); if (GetRandomRgn(hDC, hRgn, SYSRGN)) { if (GetVersion() & 0x80000000) { /* map region to screen coordinates */ POINT org; GetDCOrgEx( hDC, &org ); OffsetRgn( hRgn, org.x, org.y ); } if (Rect) { HRGN hRgnClip = CreateRectRgn(Rect->left, Rect->top, Rect->right, Rect->bottom); CombineRgn(hRgn, hRgn, hRgnClip, RGN_AND); DeleteObject(hRgnClip); } *Size = GetRegionData(hRgn, *Size, ClipList); } DeleteObject(hRgn); ReleaseDC(This->hWnd, hDC); } return WINED3D_OK; } else { static int warned = 0; if (warned++ < 10) FIXME("(%p,%p,%p,%p),stub!\n",This,Rect,ClipList,Size); if (Size) *Size=0; return WINEDDERR_NOCLIPLIST; } } static HRESULT WINAPI IWineD3DClipperImpl_SetClipList(IWineD3DClipper *iface, RGNDATA *rgn, DWORD Flags) { IWineD3DClipperImpl *This = (IWineD3DClipperImpl *)iface; static int warned = 0; if (warned++ < 10 || rgn == NULL) FIXME("(%p,%p,%d),stub!\n",This,rgn,Flags); return WINED3D_OK; } static HRESULT WINAPI IWineD3DClipperImpl_GetHwnd(IWineD3DClipper *iface, HWND *hwnd) { IWineD3DClipperImpl *This = (IWineD3DClipperImpl *)iface; TRACE("(%p)->(%p)\n", This, hwnd); *hwnd = This->hWnd; return WINED3D_OK; } static HRESULT WINAPI IWineD3DClipperImpl_IsClipListChanged(IWineD3DClipper *iface, BOOL *changed) { IWineD3DClipperImpl *This = (IWineD3DClipperImpl *)iface; FIXME("(%p)->(%p),stub!\n",This,changed); /* XXX What is safest? */ *changed = FALSE; return WINED3D_OK; } static const IWineD3DClipperVtbl IWineD3DClipper_Vtbl = { IWineD3DClipperImpl_QueryInterface, IWineD3DClipperImpl_AddRef, IWineD3DClipperImpl_Release, IWineD3DClipperImpl_GetParent, IWineD3DClipperImpl_GetClipList, IWineD3DClipperImpl_GetHwnd, IWineD3DClipperImpl_IsClipListChanged, IWineD3DClipperImpl_SetClipList, IWineD3DClipperImpl_SetHwnd }; IWineD3DClipper* WINAPI WineDirect3DCreateClipper(IUnknown *Parent) { IWineD3DClipperImpl *obj; TRACE("Creating clipper, parent %p\n", Parent); obj = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(*obj)); if(!obj) { ERR("Out of memory when trying to allocate a WineD3D Clipper\n"); return NULL; } obj->lpVtbl = &IWineD3DClipper_Vtbl; obj->Parent = Parent; IWineD3DClipper_AddRef((IWineD3DClipper *)obj); return (IWineD3DClipper *) obj; }