/usr/include/ITK-4.5/itkRealTimeClock.h is in libinsighttoolkit4-dev 4.5.0-3.
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*
* Copyright Insight Software Consortium
*
* 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.txt
*
* 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 __itkRealTimeClock_h
#define __itkRealTimeClock_h
#include "itkMacro.h"
#include "itkObject.h"
#include "itkObjectFactory.h"
#include "itkRealTimeStamp.h"
namespace itk
{
/** \class RealTimeClock
* \brief Provides a timestamp from a real-time clock.
*
* This class represents a real-time clock object
* and provides a timestamp in platform-independent format.
*
* \author Hee-Su Kim, Compute Science Dept. Kyungpook National University,
* ISIS Center, Georgetown University.
* \ingroup ITKCommon
*/
class ITKCommon_EXPORT RealTimeClock:public Object
{
public:
typedef RealTimeClock Self;
typedef Object Superclass;
typedef SmartPointer< Self > Pointer;
typedef SmartPointer< const Self > ConstPointer;
/** Method for defining the name of the class */
itkTypeMacro(RealTimeClock, Object);
/** Method for creation through the object factory */
itkNewMacro(Self);
/** Define the type for the timestap */
typedef double TimeStampType;
/** Define the type for the frequency of the clock */
typedef double FrequencyType;
/** Returns a timestamp in seconds e.g. 52.341243 seconds */
TimeStampType GetTimeInSeconds() const;
/** Returns the frequency of a clock */
itkGetConstMacro(Frequency, FrequencyType);
/** Get the time as a RealTimeStamp type. */
RealTimeStamp GetRealTimeStamp() const;
protected:
/** constructor */
RealTimeClock();
/** destructor */
virtual ~RealTimeClock();
/** Print the object information in a stream. */
virtual void PrintSelf(std::ostream & os, Indent indent) const;
private:
FrequencyType m_Frequency;
TimeStampType m_Difference;
TimeStampType m_Origin;
// We hide this method in the private section, because it returns the
// modified time of the itk::Object. That modified time is ambiguous with
// the role of the RealTimeStamp.
virtual const TimeStamp & GetTimeStamp() const;
};
} // end of namespace itk
#endif // __itkRealTimeClock_h
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