OpenWalnut
1.4.0
|
00001 //--------------------------------------------------------------------------- 00002 // 00003 // Project: OpenWalnut ( http://www.openwalnut.org ) 00004 // 00005 // Copyright 2009 OpenWalnut Community, BSV@Uni-Leipzig and CNCF@MPI-CBS 00006 // For more information see http://www.openwalnut.org/copying 00007 // 00008 // This file is part of OpenWalnut. 00009 // 00010 // OpenWalnut is free software: you can redistribute it and/or modify 00011 // it under the terms of the GNU Lesser General Public License as published by 00012 // the Free Software Foundation, either version 3 of the License, or 00013 // (at your option) any later version. 00014 // 00015 // OpenWalnut is distributed in the hope that it will be useful, 00016 // but WITHOUT ANY WARRANTY; without even the implied warranty of 00017 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 00018 // GNU Lesser General Public License for more details. 00019 // 00020 // You should have received a copy of the GNU Lesser General Public License 00021 // along with OpenWalnut. If not, see <http://www.gnu.org/licenses/>. 00022 // 00023 //--------------------------------------------------------------------------- 00024 00025 #ifndef WREALTIMETIMER_H 00026 #define WREALTIMETIMER_H 00027 00028 #include <boost/shared_ptr.hpp> 00029 00030 #include <osg/Timer> 00031 00032 #include "WTimer.h" 00033 00034 00035 00036 /** 00037 * Realtime timing. Internally, this uses an osg::Timer. 00038 */ 00039 class WRealtimeTimer: public WTimer 00040 { 00041 public: 00042 /** 00043 * Convenience typedef for a shared_ptr 00044 */ 00045 typedef boost::shared_ptr< WRealtimeTimer > SPtr; 00046 00047 /** 00048 * Convenience typedef for a const shared_ptr. 00049 */ 00050 typedef boost::shared_ptr< const WRealtimeTimer > ConstSPtr; 00051 00052 /** 00053 * Constructs a realtime animation timer. 00054 */ 00055 WRealtimeTimer(); 00056 00057 /** 00058 * Destructor. 00059 */ 00060 virtual ~WRealtimeTimer(); 00061 00062 /** 00063 * Resets the start-tick. 00064 */ 00065 virtual void reset(); 00066 00067 /** 00068 * Returns the elapsed time since the last reset in seconds with milliseconds precision. 00069 * 00070 * \return elapsed time in seconds with millisecond precision. 00071 */ 00072 virtual double elapsed() const; 00073 00074 private: 00075 /** 00076 * The osg timer is used here. 00077 */ 00078 osg::Timer m_timer; 00079 }; 00080 00081 #endif // WREALTIMETIMER_H