forked from bartvdbraak/blender
b9ce231060
More information in this post: http://code.blender.org/ Thanks to all contributes for giving their permission!
82 lines
1.4 KiB
C++
82 lines
1.4 KiB
C++
/*
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* Copyright 2011-2013 Blender Foundation
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License
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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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/* sleep t seconds */
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void time_sleep(double t)
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{
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/* get whole seconds */
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int s = (int)t;
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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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}
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CCL_NAMESPACE_END
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#endif
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