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/*
Copyright (C) 2002 Paul Davis
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 2 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, write to the Free Software
Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#ifndef __ardour_cycle_timer_h__
#define __ardour_cycle_timer_h__
#include <string>
#include <iostream>
#include <ardour/cycles.h>
class CycleTimer {
private:
static float cycles_per_usec;
cycles_t _entry;
cycles_t _exit;
std::string _name;
public:
CycleTimer(std::string name) : _name (name){
if (cycles_per_usec == 0) {
cycles_per_usec = get_mhz ();
}
_entry = get_cycles();
}
~CycleTimer() {
_exit = get_cycles();
std::cerr << _name << ": " << (float) (_exit - _entry) / cycles_per_usec << " (" << _entry << ", " << _exit << ')' << endl;
}
static float get_mhz ();
};
#endif /* __ardour_cycle_timer_h__ */
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