/*
- Copyright (C) 2012-2019 Carl Hetherington <cth@carlh.net>
+ Copyright (C) 2012-2021 Carl Hetherington <cth@carlh.net>
This file is part of DCP-o-matic.
*/
+
/** @file src/timer.h
* @brief Some timing classes for debugging and profiling.
*/
+
#ifndef DCPOMATIC_TIMER_H
#define DCPOMATIC_TIMER_H
+
#include <sys/time.h>
#include <boost/optional.hpp>
#include <string>
#include <map>
+
/** @class PeriodTimer
* @brief A class to allow timing of a period within the caller.
*
struct timeval _start;
};
+
/** @class StateTimer
* @brief A class to allow measurement of the amount of time a program
* spends in one of a set of states.
{
public:
explicit StateTimer (std::string n);
+ /** @param n Name to use when giving output.
+ * @param s Initial state.
+ */
StateTimer (std::string n, std::string s);
~StateTimer ();
+ /** @param s New state that the caller is in */
void set (std::string s);
void unset ();
/** current state */
boost::optional<std::string> _state;
/** time that _state was entered */
- double _time;
+ double _time = 0;
/** total time and number of entries for each state */
std::map<std::string, Counts> _counts;
};
+
#endif