git.oblomov.eu Git - wine/blob - dlls/d3d8/swapchain.c

   1 /*
   2  * IDirect3DSwapChain8 implementation
   3  *
   4  * Copyright 2002 Jason Edmeades
   5  *
   6  * This library is free software; you can redistribute it and/or
   7  * modify it under the terms of the GNU Lesser General Public
   8  * License as published by the Free Software Foundation; either
   9  * version 2.1 of the License, or (at your option) any later version.
  10  *
  11  * This library is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  14  * Lesser General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU Lesser General Public
  17  * License along with this library; if not, write to the Free Software
  18  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  19  */
  20
  21 #include "config.h"
  22
  23 #include "windef.h"
  24 #include "winbase.h"
  25 #include "winuser.h"
  26 #include "wingdi.h"
  27 #include "wine/debug.h"
  28
  29 #include "d3d8_private.h"
  30
  31 WINE_DEFAULT_DEBUG_CHANNEL(d3d);
  32
  33 /* IDirect3DSwapChain IUnknown parts follow: */
  34 HRESULT WINAPI IDirect3DSwapChain8Impl_QueryInterface(LPDIRECT3DSWAPCHAIN8 iface,REFIID riid,LPVOID *ppobj)
  35 {
  36     ICOM_THIS(IDirect3DSwapChain8Impl,iface);
  37
  38     if (IsEqualGUID(riid, &IID_IUnknown)
  39         || IsEqualGUID(riid, &IID_IDirect3DSwapChain8)) {
  40         IDirect3DSwapChain8Impl_AddRef(iface);
  41         *ppobj = This;
  42         return D3D_OK;
  43     }
  44
  45     WARN("(%p)->(%s,%p),not found\n",This,debugstr_guid(riid),ppobj);
  46     return E_NOINTERFACE;
  47 }
  48
  49 ULONG WINAPI IDirect3DSwapChain8Impl_AddRef(LPDIRECT3DSWAPCHAIN8 iface) {
  50     ICOM_THIS(IDirect3DSwapChain8Impl,iface);
  51     TRACE("(%p) : AddRef from %ld\n", This, This->ref);
  52     return ++(This->ref);
  53 }
  54
  55 ULONG WINAPI IDirect3DSwapChain8Impl_Release(LPDIRECT3DSWAPCHAIN8 iface) {
  56     ICOM_THIS(IDirect3DSwapChain8Impl,iface);
  57     ULONG ref = --This->ref;
  58     TRACE("(%p) : ReleaseRef to %ld\n", This, This->ref);
  59     if (ref == 0) {
  60         HeapFree(GetProcessHeap(), 0, This);
  61     }
  62     return ref;
  63 }
  64
  65 /* IDirect3DSwapChain parts follow: */
  66 HRESULT WINAPI IDirect3DSwapChain8Impl_Present(LPDIRECT3DSWAPCHAIN8 iface, CONST RECT* pSourceRect, CONST RECT* pDestRect, HWND hDestWindowOverride,CONST RGNDATA* pDirtyRegion) {
  67     ICOM_THIS(IDirect3DSwapChain8Impl,iface);
  68     FIXME("(%p) : stub\n", This);
  69     return D3D_OK;
  70 }
  71
  72 HRESULT WINAPI IDirect3DSwapChain8Impl_GetBackBuffer(LPDIRECT3DSWAPCHAIN8 iface, UINT BackBuffer, D3DBACKBUFFER_TYPE Type, IDirect3DSurface8** ppBackBuffer) {
  73     ICOM_THIS(IDirect3DSwapChain8Impl,iface);
  74     *ppBackBuffer = (LPDIRECT3DSURFACE8) This->backBuffer;
  75     TRACE("(%p) : BackBuf %d Type %d returning %p\n", This, BackBuffer, Type, *ppBackBuffer);
  76
  77     if (BackBuffer > This->PresentParms.BackBufferCount - 1) {
  78         FIXME("Only one backBuffer currently supported\n");
  79         return D3DERR_INVALIDCALL;
  80     }
  81
  82     /* Note inc ref on returned surface */
  83     IDirect3DSurface8Impl_AddRef((LPDIRECT3DSURFACE8) *ppBackBuffer);
  84     return D3D_OK;
  85 }
  86
  87 ICOM_VTABLE(IDirect3DSwapChain8) Direct3DSwapChain8_Vtbl =
  88 {
  89     ICOM_MSVTABLE_COMPAT_DummyRTTIVALUE
  90     IDirect3DSwapChain8Impl_QueryInterface,
  91     IDirect3DSwapChain8Impl_AddRef,
  92     IDirect3DSwapChain8Impl_Release,
  93     IDirect3DSwapChain8Impl_Present,
  94     IDirect3DSwapChain8Impl_GetBackBuffer
  95 };