cmtkThreads.h

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/*
//
//  Copyright 1997-2009 Torsten Rohlfing
//
//  Copyright 2004-2010 SRI International
//
//  This file is part of the Computational Morphometry Toolkit.
//
//  http://www.nitrc.org/projects/cmtk/
//
//  The Computational Morphometry Toolkit is free software: you can
//  redistribute it and/or modify it under the terms of the GNU General Public
//  License as published by the Free Software Foundation, either version 3 of
//  the License, or (at your option) any later version.
//
//  The Computational Morphometry Toolkit is distributed in the hope that it
//  will be useful, but WITHOUT ANY WARRANTY; without even the implied
//  warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
//  GNU General Public License for more details.
//
//  You should have received a copy of the GNU General Public License along
//  with the Computational Morphometry Toolkit.  If not, see
//  <http://www.gnu.org/licenses/>.
//
//  $Revision: 2752 $
//
//  $LastChangedDate: 2011-01-17 11:33:31 -0800 (Mon, 17 Jan 2011) $
//
//  $LastChangedBy: torstenrohlfing $
//
*/

#ifndef __cmtkThreads_h_included_
#define __cmtkThreads_h_included_

#include <cmtkconfig.h>

#include <System/cmtkMemory.h>

#include <stdlib.h>
#include <stdio.h>
#include <vector>

#ifdef _OPENMP
#  include <omp.h>
#endif 

#include <System/cmtkThreadSystemTypes.h>
#include <System/cmtkThreadParameters.h>

namespace
cmtk
{

namespace 
Threads 
{

void CheckEnvironment();

bool Available();

extern int GetNumberOfThreads();

extern int SetNumberOfThreads( const int numberOfThreads = 0, const bool force = false );

extern int GetMaxThreads();

extern int GetNumberOfProcessors();

extern int NumberOfThreads;

void RunThreads( ThreadFunction threadCall, const unsigned numberOfThreads, void *const parameters, const size_t parameterSize );

template<class T> void RunThreads( ThreadFunction threadCall, const unsigned numberOfThreads, T *const parameters )
{
  Threads::RunThreads( threadCall, numberOfThreads, parameters, sizeof( T ) );
}
}


} // namespace cmtk

#endif // #ifndef __cmtkThreads_h_included_