Qt Reference Documentation

StopWatch.cpp Example File

demos/spectrum/3rdparty/fftreal/stopwatch/StopWatch.cpp
 /*****************************************************************************

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