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library
LibUtilities
BasicUtils
Timer.h
Go to the documentation of this file.
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///////////////////////////////////////////////////////////////////////////////
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//
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// File: Timer.h
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//
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// For more information, please see: http://www.nektar.info
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//
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// The MIT License
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//
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// Copyright (c) 2006 Scientific Computing and Imaging Institute,
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// University of Utah (USA) and Department of Aeronautics, Imperial
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// College London (UK).
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//
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// License for the specific language governing rights and limitations under
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// Permission is hereby granted, free of charge, to any person obtaining a
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// copy of this software and associated documentation files (the "Software"),
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// to deal in the Software without restriction, including without limitation
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// the rights to use, copy, modify, merge, publish, distribute, sublicense,
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// and/or sell copies of the Software, and to permit persons to whom the
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// Software is furnished to do so, subject to the following conditions:
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//
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// The above copyright notice and this permission notice shall be included
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// in all copies or substantial portions of the Software.
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
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// OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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// THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
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// DEALINGS IN THE SOFTWARE.
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//
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// Description: Time getting class
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//
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///////////////////////////////////////////////////////////////////////////////
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#ifndef NEKTAR_LIB_UTILITIES_BASIC_UTILS_TIMER_H
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#define NEKTAR_LIB_UTILITIES_BASIC_UTILS_TIMER_H
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#ifdef _WIN32
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#include <windows.h>
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#else
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#include <sys/time.h>
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#include <time.h>
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#endif
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#include <
LibUtilities/LibUtilitiesDeclspec.h
>
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#include <
LibUtilities/BasicConst/NektarUnivConsts.hpp
>
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namespace
Nektar
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{
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class
Timer
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{
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public
:
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#ifdef _WIN32
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typedef
LARGE_INTEGER
CounterType
;
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#elif defined(__APPLE__)
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typedef
timeval
CounterType
;
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#else
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typedef
timespec
CounterType
;
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#endif
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public
:
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LIB_UTILITIES_EXPORT
Timer
();
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LIB_UTILITIES_EXPORT
~Timer
();
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LIB_UTILITIES_EXPORT
void
Start
();
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LIB_UTILITIES_EXPORT
void
Stop
();
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LIB_UTILITIES_EXPORT
CounterType
Elapsed
();
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/// \brief Returns amount of seconds per iteration in
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/// a test with n iterations.
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LIB_UTILITIES_EXPORT
NekDouble
TimePerTest
(
unsigned
int
n);
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private
:
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Timer
(
const
Timer
& rhs);
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Timer
&
operator=
(
const
Timer
& rhs);
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CounterType
m_start
;
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CounterType
m_end
;
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CounterType
m_resolution
;
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};
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}
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#endif //NEKTAR_LIB_UTILITIES_BASIC_UTILS_TIMER_H
Nektar
<
Definition:
CoupledSolver.h:1
Nektar::Timer::m_start
CounterType m_start
Definition:
Timer.h:79
Nektar::Timer::m_end
CounterType m_end
Definition:
Timer.h:80
Nektar::Timer::operator=
Timer & operator=(const Timer &rhs)
Nektar::Timer::Stop
void Stop()
Definition:
Timer.cpp:62
LIB_UTILITIES_EXPORT
#define LIB_UTILITIES_EXPORT
Definition:
LibUtilitiesDeclspec.h:43
Nektar::Timer::CounterType
timespec CounterType
Definition:
Timer.h:60
Nektar::NekDouble
double NekDouble
Definition:
NektarUnivTypeDefs.hpp:44
Nektar::Timer::Elapsed
CounterType Elapsed()
Definition:
Timer.cpp:73
Nektar::Timer::Timer
Timer()
Definition:
Timer.cpp:40
LibUtilitiesDeclspec.h
NektarUnivConsts.hpp
Nektar::Timer::m_resolution
CounterType m_resolution
Definition:
Timer.h:81
Nektar::Timer::~Timer
~Timer()
Definition:
Timer.cpp:47
Nektar::Timer::Start
void Start()
Definition:
Timer.cpp:51
Nektar::Timer
Definition:
Timer.h:52
Nektar::Timer::TimePerTest
NekDouble TimePerTest(unsigned int n)
Returns amount of seconds per iteration in a test with n iterations.
Definition:
Timer.cpp:108
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