dxerr.h

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/*==========================================================================;
 *
 *
 * File: dxerr.h
 * Content: DirectX Error Library Include File
 *
 ****************************************************************************/

#ifndef _DXERR_H_
#define _DXERR_H_

#ifdef __cplusplus
extern "C" {
#endif //__cplusplus

//
// DXGetErrorString
// 
// Desc: Converts a DirectX HRESULT to a string 
//
// Args: HRESULT hr Can be any error code from
// XACT XAUDIO2 XAPO XINPUT DXGI D3D10 D3DX10 D3D9 D3DX9 DDRAW DSOUND DINPUT DSHOW
//
// Return: Converted string 
//
const char* WINAPI DXGetErrorStringA(__in HRESULT hr);
const WCHAR* WINAPI DXGetErrorStringW(__in HRESULT hr);

#ifdef UNICODE
#define DXGetErrorString DXGetErrorStringW
#else
#define DXGetErrorString DXGetErrorStringA
#endif 


//
// DXGetErrorDescription
// 
// Desc: Returns a string description of a DirectX HRESULT
//
// Args: HRESULT hr Can be any error code from
// XACT XAUDIO2 XAPO XINPUT DXGI D3D10 D3DX10 D3D9 D3DX9 DDRAW DSOUND DINPUT DSHOW
//
// Return: String description
//
const char* WINAPI DXGetErrorDescriptionA(__in HRESULT hr);
const WCHAR* WINAPI DXGetErrorDescriptionW(__in HRESULT hr);

#ifdef UNICODE
 #define DXGetErrorDescription DXGetErrorDescriptionW
#else
 #define DXGetErrorDescription DXGetErrorDescriptionA
#endif 


//
// DXTrace
//
// Desc: Outputs a formatted error message to the debug stream
//
// Args: CHAR* strFile The current file, typically passed in using the 
// __FILE__ macro.
// DWORD dwLine The current line number, typically passed in using the 
// __LINE__ macro.
// HRESULT hr An HRESULT that will be traced to the debug stream.
// CHAR* strMsg A string that will be traced to the debug stream (may be NULL)
// BOOL bPopMsgBox If TRUE, then a message box will popup also containing the passed info.
//
// Return: The hr that was passed in. 
//
HRESULT WINAPI DXTraceA( __in_z const char* strFile, __in DWORD dwLine, __in HRESULT hr, __in_z_opt const char* strMsg, __in BOOL bPopMsgBox );
HRESULT WINAPI DXTraceW( __in_z const char* strFile, __in DWORD dwLine, __in HRESULT hr, __in_z_opt const WCHAR* strMsg, __in BOOL bPopMsgBox );

#ifdef UNICODE
#define DXTrace DXTraceW
#else
#define DXTrace DXTraceA
#endif 


//
// Helper macros
//
#if defined(DEBUG) | defined(_DEBUG)
#define DXTRACE_MSG(str) DXTrace( __FILE__, (DWORD)__LINE__, 0, str, FALSE )
#define DXTRACE_ERR(str,hr) DXTrace( __FILE__, (DWORD)__LINE__, hr, str, FALSE )
#define DXTRACE_ERR_MSGBOX(str,hr) DXTrace( __FILE__, (DWORD)__LINE__, hr, str, TRUE )
#else
#define DXTRACE_MSG(str) (0L)
#define DXTRACE_ERR(str,hr) (hr)
#define DXTRACE_ERR_MSGBOX(str,hr) (hr)
#endif


#ifdef __cplusplus
}
#endif //__cplusplus

#endif // _DXERR_H_