Chris@49: // Copyright (C) 2008-2012 NICTA (www.nicta.com.au)
Chris@49: // Copyright (C) 2008-2012 Conrad Sanderson
Chris@49: // 
Chris@49: // This Source Code Form is subject to the terms of the Mozilla Public
Chris@49: // License, v. 2.0. If a copy of the MPL was not distributed with this
Chris@49: // file, You can obtain one at http://mozilla.org/MPL/2.0/.
Chris@49: 
Chris@49: 
Chris@49: //! \addtogroup wall_clock
Chris@49: //! @{
Chris@49: 
Chris@49: 
Chris@49: //! Class for measuring time intervals
Chris@49: class wall_clock
Chris@49:   {
Chris@49:   public:
Chris@49:   
Chris@49:   inline  wall_clock();
Chris@49:   inline ~wall_clock();
Chris@49:   
Chris@49:   inline void   tic();  //!< start the timer
Chris@49:   inline double toc();  //!< return the number of seconds since the last call to tic()
Chris@49:   
Chris@49:   
Chris@49:   private:
Chris@49:   
Chris@49:   bool valid;
Chris@49:   
Chris@49:   #if defined(ARMA_USE_BOOST_DATE)
Chris@49:     boost::posix_time::ptime         boost_time1;
Chris@49:     boost::posix_time::time_duration boost_duration;
Chris@49:   #elif defined(ARMA_HAVE_GETTIMEOFDAY)
Chris@49:     struct timeval posix_time1;
Chris@49:     struct timeval posix_time2;
Chris@49:   #else
Chris@49:     clock_t time1;
Chris@49:   #endif
Chris@49:   
Chris@49:   };
Chris@49: 
Chris@49: 
Chris@49: //! @}