ryzom/client/src/scalable_time.h

   1 // Ryzom - MMORPG Framework <http://dev.ryzom.com/projects/ryzom/>
   2 // Copyright (C) 2010  Winch Gate Property Limited
   3 //
   4 // This program is free software: you can redistribute it and/or modify
   5 // it under the terms of the GNU Affero General Public License as
   6 // published by the Free Software Foundation, either version 3 of the
   7 // License, or (at your option) any later version.
   8 //
   9 // This program is distributed in the hope that it will be useful,
  10 // but WITHOUT ANY WARRANTY; without even the implied warranty of
  11 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12 // GNU Affero General Public License for more details.
  13 //
  14 // You should have received a copy of the GNU Affero General Public License
  15 // along with this program.  If not, see <http://www.gnu.org/licenses/>.
  16
  17
  18
  19 #ifndef CL_SCALABLE_TIME_H
  20 #define CL_SCALABLE_TIME_H
  21
  22 #include "nel/misc/time_nl.h"
  23
  24 /** Allow to get the current time, and to change the time factor
  25   */
  26 class CScalableTime
  27 {
  28 public:
  29         CScalableTime();
  30         // get local time with time scale applied
  31         NLMISC::TTime  getScaledLocalTime();
  32         // get performance time with time scale applied;
  33         NLMISC::TTicks getScaledPerformanceTime();
  34         void               setTimeScale(float scale);
  35         float              getTimeScale() const { return _TimeScale; }
  36 private:
  37         NLMISC::TTicks  _LastPerformanceTime;
  38         double          _ScaledPerformanceTime;
  39         float                   _TimeScale;
  40         void               update();
  41 };
  42
  43
  44
  45
  46
  47
  48 #endif