- Qt 5.5
- Qt Multimedia
- Spectrum Example
- StopWatch.h Example File
- Qt 5.5.1 Reference Documentation

# StopWatch.h Example File

spectrum/3rdparty/fftreal/stopwatch/StopWatch.h

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

            StopWatch.h
            Copyright (c) 2005 Laurent de Soras

    Utility class based on ClockCycleCounter to measure the unit time of a
    repeated operation.

    --- 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 (stopwatch_StopWatch_HEADER_INCLUDED)
    #define stopwatch_StopWatch_HEADER_INCLUDED

    #if defined (_MSC_VER)
            #pragma once
            #pragma warning (4 : 4250) // "Inherits via dominance."
    #endif

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

    #include        "ClockCycleCounter.h"

    namespace stopwatch
    {

    class StopWatch
    {

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

    public:

                                                    StopWatch ();

            stopwatch_FORCEINLINE void
                                                    start ();
            stopwatch_FORCEINLINE void
                                                    stop_lap ();

            double                  get_time_total (Int64 nbr_op) const;
            double                  get_time_best_lap (Int64 nbr_op) const;

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

    protected:

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

    private:

            ClockCycleCounter
                                                    _ccc;
            Int64                           _nbr_laps;

    /*\\\ FORBIDDEN MEMBER FUNCTIONS \\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\*/

    private:

                                                    StopWatch (const StopWatch &other);
            StopWatch &             operator = (const StopWatch &other);
            bool                            operator == (const StopWatch &other);
            bool                            operator != (const StopWatch &other);

    };      // class StopWatch

    }       // namespace stopwatch

    #include        "StopWatch.hpp"

    #endif  // stopwatch_StopWatch_HEADER_INCLUDED

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