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 \\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\*/
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