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/*Copyright (C) 2015 Olivier Delaneau, Halit Ongen, Emmanouil T. Dermitzakis
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.*/
#ifndef _TIMER_H
#define _TIMER_H
#include <chrono>
#include <ctime>
#include <sstream>
#include <iomanip>
#include <string>
class timer {
protected:
std::chrono::time_point<std::chrono::high_resolution_clock> start_timing_clock, prev_timing_clock;
public:
timer () {
start_timing_clock = std::chrono::high_resolution_clock::now();
}
~timer() {
}
void clock() {
prev_timing_clock = std::chrono::high_resolution_clock::now();
}
unsigned int rel_time() {
return std::chrono::duration_cast<std::chrono::milliseconds>(std::chrono::high_resolution_clock::now() - prev_timing_clock).count();
}
unsigned int abs_time() {
return std::chrono::duration_cast<std::chrono::seconds>(std::chrono::high_resolution_clock::now() - start_timing_clock).count();
}
std::string date() {
char buffer[256];
std::time_t t = std::time(NULL);
std::tm tm = *std::localtime(&t);
std::strftime(buffer, 256, "%d/%m/%Y - %X", &tm);
return string(buffer);
}
/* More elegant GCC5 version
std::string date() {
auto now = std::chrono::system_clock::now();
auto in_time_t = std::chrono::system_clock::to_time_t(now);
std::stringstream ss;
ss << std::put_time(std::localtime(&in_time_t), "%d/%m/%Y - %X");
return ss.str();
}
*/
};
#endif
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