demos/spectrum/3rdparty/fftreal/stopwatch/StopWatch.cpp
author Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
Fri, 11 Jun 2010 14:24:45 +0300
changeset 25 e24348a560a6
permissions -rw-r--r--
Revision: 201021 Kit: 2010123

/*****************************************************************************

        StopWatch.cpp
        Copyright (c) 2005 Laurent de Soras

--- Legal stuff ---

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., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA

*Tab=3***********************************************************************/



#if defined (_MSC_VER)
	#pragma warning (1 : 4130) // "'operator' : logical operation on address of string constant"
	#pragma warning (1 : 4223) // "nonstandard extension used : non-lvalue array converted to pointer"
	#pragma warning (1 : 4705) // "statement has no effect"
	#pragma warning (1 : 4706) // "assignment within conditional expression"
	#pragma warning (4 : 4786) // "identifier was truncated to '255' characters in the debug information"
	#pragma warning (4 : 4800) // "forcing value to bool 'true' or 'false' (performance warning)"
	#pragma warning (4 : 4355) // "'this' : used in base member initializer list"
#endif



/*\\\ INCLUDE FILES \\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\*/

#include	"StopWatch.h"

#include	<cassert>



namespace stopwatch
{



/*\\\ PUBLIC \\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\*/



StopWatch::StopWatch ()
:	_ccc ()
,	_nbr_laps (0)
{
	// Nothing
}



double	StopWatch::get_time_total (Int64 nbr_op) const
{
	assert (_nbr_laps > 0);
	assert (nbr_op > 0);

	return (
		  static_cast <double> (_ccc.get_time_total ())
	   / (static_cast <double> (nbr_op) * static_cast <double> (_nbr_laps))
	);
}



double	StopWatch::get_time_best_lap (Int64 nbr_op) const
{
	assert (nbr_op > 0);

	return (
		  static_cast <double> (_ccc.get_time_best_lap ())
		/ static_cast <double> (nbr_op)
	);
}



/*\\\ PROTECTED \\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\*/



/*\\\ PRIVATE \\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\*/



}	// namespace stopwatch



/*\\\ EOF \\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\*/