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///////////////////////////////////////////////////////////////////////////////
// //
// This file is part of ModelBlocks. Copyright 2009, ModelBlocks developers. //
// //
// ModelBlocks 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. //
// //
// ModelBlocks 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 ModelBlocks. If not, see <http://www.gnu.org/licenses/>. //
// //
// ModelBlocks developers designate this particular file as subject to //
// the "Moses" exception as provided by ModelBlocks developers in //
// the LICENSE file that accompanies this code. //
// //
///////////////////////////////////////////////////////////////////////////////
#ifndef _NL_TIMER__
#define _NL_TIMER__
#include <sys/time.h>
class Timer {
private:
struct timeval kept;
struct timeval beg;
public:
Timer ( ) { gettimeofday(&beg,NULL); kept.tv_sec=0; kept.tv_usec=0; }
void start ( ) { gettimeofday(&beg,NULL); }
void pause ( ) {
struct timeval now; gettimeofday(&now,NULL);
kept.tv_sec += now.tv_sec - beg.tv_sec;
kept.tv_usec += (now.tv_usec - beg.tv_usec)%1000000;
kept.tv_sec += int((now.tv_usec - beg.tv_usec)/1000000);
}
double elapsed ( ) { // in milliseconds.
return (double(kept.tv_sec)*1000.0 + double(kept.tv_usec)/1000.0);
//struct timeval end; gettimeofday(&end,NULL);
//double beg_time_s = (double) beg.tv_sec + (double) ((double)beg.tv_usec / 1000000.0);
//double end_time_s = (double) end.tv_sec + (double) ((double)end.tv_usec / 1000000.0);
//return ( (end_time_s - beg_time_s) * 1000.0 );
}
};
#endif //_NL_TIMER__
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