73 lines
1.7 KiB
C++
73 lines
1.7 KiB
C++
/*
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* This file is part of RawTherapee.
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*
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* Copyright (c) 2004-2010 Gabor Horvath <hgabor@rawtherapee.com>
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*
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* RawTherapee is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* RawTherapee is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with RawTherapee. If not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef _MYTIME_
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#define _MYTIME_
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#ifdef WIN32
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#include <windows.h>
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#elif defined __APPLE__
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#include <sys/time.h>
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#else
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#include <ctime>
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#endif
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class MyTime {
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public:
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#ifndef WIN32
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timespec t;
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#else
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LONGLONG t;
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LONGLONG baseFrequency;
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MyTime(){
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LARGE_INTEGER ulf;
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QueryPerformanceFrequency(&ulf);
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baseFrequency = ulf.QuadPart;
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QueryPerformanceCounter(&ulf);
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t = ulf.QuadPart;
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}
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#endif
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void set () {
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#ifdef WIN32
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LARGE_INTEGER ulf;
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QueryPerformanceCounter(&ulf);
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t = ulf.QuadPart;
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#elif defined __APPLE__
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struct timeval tv;
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gettimeofday(&tv, NULL);
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t.tv_sec = tv.tv_sec;
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t.tv_nsec = tv.tv_usec*1000;
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#else
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clock_gettime (CLOCK_REALTIME, &t);
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#endif
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}
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int etime (MyTime a) {
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#ifndef WIN32
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return (t.tv_sec-a.t.tv_sec)*1000000 + (t.tv_nsec-a.t.tv_nsec)/1000;
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#else
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return (t - a.t)*1000/(baseFrequency/1000);
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#endif
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}
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};
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#endif
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