2011-04-27 11:58:34 +00:00
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/*
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* Copyright 2011, Blender Foundation.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This program 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 this program; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*/
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#include <stdlib.h>
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#include "util_time.h"
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#ifdef _WIN32
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#include <windows.h>
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CCL_NAMESPACE_BEGIN
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double time_dt()
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{
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__int64 frequency, counter;
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QueryPerformanceFrequency((LARGE_INTEGER*)&frequency);
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QueryPerformanceCounter((LARGE_INTEGER*)&counter);
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return (double)counter/(double)frequency;
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}
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void time_sleep(double t)
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{
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Sleep((int)(t*1000));
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}
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CCL_NAMESPACE_END
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#else
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#include <sys/time.h>
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#include <unistd.h>
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CCL_NAMESPACE_BEGIN
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double time_dt()
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{
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struct timeval now;
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gettimeofday(&now, NULL);
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return now.tv_sec + now.tv_usec*1e-6;
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}
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2013-05-31 16:19:03 +00:00
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/* sleep t seconds */
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2011-04-27 11:58:34 +00:00
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void time_sleep(double t)
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{
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2013-05-31 16:19:03 +00:00
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/* get whole seconds */
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int s = (int)t;
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2011-04-27 11:58:34 +00:00
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2013-05-31 16:19:03 +00:00
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if(s >= 1) {
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sleep(s);
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/* adjust parameter to remove whole seconds */
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t -= s;
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}
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/* get microseconds */
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int us = (int)(t * 1e6);
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if (us > 0)
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usleep(us);
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2011-04-27 11:58:34 +00:00
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}
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CCL_NAMESPACE_END
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#endif
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