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time_stopper.h
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2  *
3  * ALPS MPS DMRG Project
4  *
5  * Copyright (C) 2013 Institute for Theoretical Physics, ETH Zurich
6  * 2013-2013 by Michele Dolfi <dolfim@phys.ethz.ch>
7  *
8  * This software is part of the ALPS Applications, published under the ALPS
9  * Application License; you can use, redistribute it and/or modify it under
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26 
27 /// Adapted from alps/ngs/scheduler/stop_callback.hpp
28 
29 #ifndef MAQUIS_DMRG__UTIS_TIME_STOPPER_H
30 #define MAQUIS_DMRG__UTIS_TIME_STOPPER_H
31 
32 #include <boost/chrono.hpp>
33 
34 class time_stopper {
35 public:
36  time_stopper(double timelimit);
37  bool valid() const;
38  bool operator()() const;
39  boost::chrono::duration<double> time_left() const;
40 private:
41  boost::chrono::duration<double> limit;
42  boost::chrono::high_resolution_clock::time_point start;
43 };
44 
45 #endif /* defined(MAQUIS_DMRG__UTIS_STOP_CALLBACK_H) */
boost::chrono::duration< double > time_left() const
bool valid() const
Adapted from alps/ngs/scheduler/stop_callback.hpp.
Definition: time_stopper.h:34
time_stopper(double timelimit)
bool operator()() const