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/*
* Copyright 2011-2013 Blender Foundation
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#ifndef __UTIL_TIME_H__
#define __UTIL_TIME_H__
#include "util/util_string.h"
CCL_NAMESPACE_BEGIN
/* Give current time in seconds in double precision, with good accuracy. */
double time_dt();
/* Sleep for the specified number of seconds. */
void time_sleep(double t);
/* Scoped timer. */
class scoped_timer {
public:
explicit scoped_timer(double *value = NULL) : value_(value)
{
time_start_ = time_dt();
}
~scoped_timer()
{
if (value_ != NULL) {
*value_ = get_time();
}
}
double get_start() const
{
return time_start_;
}
double get_time() const
{
return time_dt() - time_start_;
}
protected:
double *value_;
double time_start_;
};
/* Make human readable string from time, compatible with Blender metadata. */
string time_human_readable_from_seconds(const double seconds);
double time_human_readable_to_seconds(const string &str);
CCL_NAMESPACE_END
#endif
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