//-----------------------------------------------------------------------------
// File: DXUtil.h
//
// Desc: Helper functions and typing shortcuts for DirectX programming.
//
// Copyright (c) 1997-2001 Microsoft Corporation. All rights reserved
//-----------------------------------------------------------------------------
#ifndef DXUTIL_H
#define DXUTIL_H

//-----------------------------------------------------------------------------
// UNICODE support for converting between CHAR, TCHAR, and WCHAR strings
//-----------------------------------------------------------------------------
VOID DXUtil_ConvertAnsiStringToWide( WCHAR* wstrDestination, const CHAR* strSource, int cchDestChar = -1 );
VOID DXUtil_ConvertWideStringToAnsi( CHAR* strDestination, const WCHAR* wstrSource, int cchDestChar = -1 );
VOID DXUtil_ConvertGenericStringToAnsi( CHAR* strDestination, const TCHAR* tstrSource, int cchDestChar = -1 );
VOID DXUtil_ConvertGenericStringToWide( WCHAR* wstrDestination, const TCHAR* tstrSource, int cchDestChar = -1 );
VOID DXUtil_ConvertAnsiStringToGeneric( TCHAR* tstrDestination, const CHAR* strSource, int cchDestChar = -1 );
VOID DXUtil_ConvertWideStringToGeneric( TCHAR* tstrDestination, const WCHAR* wstrSource, int cchDestChar = -1 );

//-----------------------------------------------------------------------------
// Miscellaneous helper functions
//-----------------------------------------------------------------------------
#define SAFE_DELETE(p)       { if(p) { delete (p);     (p)=NULL; } }
#define SAFE_DELETE_ARRAY(p) { if(p) { delete[] (p);   (p)=NULL; } }
#define SAFE_RELEASE(p)      { if(p) { (p)->Release(); (p)=NULL; } }

//-----------------------------------------------------------------------------
// Debug printing support
//-----------------------------------------------------------------------------
VOID    DXUtil_Trace( TCHAR* strMsg, ... );
HRESULT _DbgOut( TCHAR*, DWORD, HRESULT, TCHAR* );

#if defined(DEBUG) | defined(_DEBUG)
    #define DXTRACE           DXUtil_Trace
#else
    #define DXTRACE           sizeof
#endif

#if defined(DEBUG) | defined(_DEBUG)
    #define DEBUG_MSG(str)    _DbgOut( __FILE__, (DWORD)__LINE__, 0, str )
#else
    #define DEBUG_MSG(str)    (0L)
#endif




#endif // DXUTIL_H