wine/dlls/d3dx9_36/core.c
2009-07-13 10:51:26 +02:00

121 lines
3.2 KiB
C

/*
*
* Copyright 2002 Raphael Junqueira
*
* 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 <stdarg.h>
#define COBJMACROS
#include "windef.h"
#include "winbase.h"
#include "wingdi.h"
#include "wine/debug.h"
#include "wine/unicode.h"
#include "d3dx9_36_private.h"
WINE_DEFAULT_DEBUG_CHANNEL(d3dx);
/* ID3DXBuffer IUnknown parts follow: */
static HRESULT WINAPI ID3DXBufferImpl_QueryInterface(LPD3DXBUFFER iface, REFIID riid, LPVOID* ppobj)
{
ID3DXBufferImpl *This = (ID3DXBufferImpl *)iface;
if (IsEqualGUID(riid, &IID_IUnknown)
|| IsEqualGUID(riid, &IID_ID3DXBuffer))
{
IUnknown_AddRef(iface);
*ppobj = This;
return D3D_OK;
}
WARN("(%p)->(%s,%p),not found\n",This,debugstr_guid(riid),ppobj);
return E_NOINTERFACE;
}
static ULONG WINAPI ID3DXBufferImpl_AddRef(LPD3DXBUFFER iface)
{
ID3DXBufferImpl *This = (ID3DXBufferImpl *)iface;
ULONG ref = InterlockedIncrement(&This->ref);
TRACE("(%p) : AddRef from %d\n", This, ref - 1);
return ref;
}
static ULONG WINAPI ID3DXBufferImpl_Release(LPD3DXBUFFER iface)
{
ID3DXBufferImpl *This = (ID3DXBufferImpl *)iface;
ULONG ref = InterlockedDecrement(&This->ref);
TRACE("(%p) : ReleaseRef to %d\n", This, ref);
if (ref == 0)
{
HeapFree(GetProcessHeap(), 0, This->buffer);
HeapFree(GetProcessHeap(), 0, This);
}
return ref;
}
/* ID3DXBuffer Interface follow: */
static LPVOID WINAPI ID3DXBufferImpl_GetBufferPointer(LPD3DXBUFFER iface)
{
ID3DXBufferImpl *This = (ID3DXBufferImpl *)iface;
return This->buffer;
}
static DWORD WINAPI ID3DXBufferImpl_GetBufferSize(LPD3DXBUFFER iface)
{
ID3DXBufferImpl *This = (ID3DXBufferImpl *)iface;
return This->bufferSize;
}
const ID3DXBufferVtbl D3DXBuffer_Vtbl =
{
ID3DXBufferImpl_QueryInterface,
ID3DXBufferImpl_AddRef,
ID3DXBufferImpl_Release,
ID3DXBufferImpl_GetBufferPointer,
ID3DXBufferImpl_GetBufferSize
};
HRESULT WINAPI D3DXCreateBuffer(DWORD NumBytes, LPD3DXBUFFER* ppBuffer)
{
ID3DXBufferImpl *object;
object = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(ID3DXBufferImpl));
if (object == NULL)
{
*ppBuffer = NULL;
return E_OUTOFMEMORY;
}
object->lpVtbl = &D3DXBuffer_Vtbl;
object->ref = 1;
object->bufferSize = NumBytes;
object->buffer = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, NumBytes);
if (object->buffer == NULL)
{
HeapFree(GetProcessHeap(), 0, object);
*ppBuffer = NULL;
return E_OUTOFMEMORY;
}
*ppBuffer = (LPD3DXBUFFER)object;
return D3D_OK;
}