Qt Reference Documentation

# StopWatch.h Example File

demos/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 \\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\*/