SundanceTempStack.cpp

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/* @HEADER@ */
// ************************************************************************
// 
//                              Sundance
//                 Copyright (2005) Sandia Corporation
// 
// Copyright (year first published) Sandia Corporation.  Under the terms 
// of Contract DE-AC04-94AL85000 with Sandia Corporation, the U.S. Government 
// retains certain rights in this software.
// 
// This library is free software; you can redistribute it and/or modify
// it under the terms of the GNU Lesser General Public License as
// published by the Free Software Foundation; either version 2.1 of the
// License, or (at your option) any later version.
//  
// This library 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
// Lesser General Public License for more details.
//                                                                                 
// You should have received a copy of the GNU Lesser General Public
// License along with this library; if not, write to the Free Software
// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
// USA                                                                                
// Questions? Contact Kevin Long (krlong@sandia.gov), 
// Sandia National Laboratories, Livermore, California, USA
// 
// ************************************************************************
/* @HEADER@ */


#include "SundanceTempStack.hpp"
#include "SundanceEvalVector.hpp"
#include "Teuchos_Time.hpp"
#include "Teuchos_TimeMonitor.hpp"

using namespace Sundance;
using namespace Sundance;

using namespace Sundance;
using namespace Sundance;
using namespace Teuchos;





TempStack::TempStack(int vecSize)
  : 
  vecSize_(vecSize),
  stack_(),
  numVecsAllocated_(0),
  numVecsAccessed_(0)
{}

TempStack::TempStack()
  : 
  vecSize_(0),
  stack_(),
  numVecsAllocated_(0),
  numVecsAccessed_(0)
{}


void TempStack::pushVectorData(const RCP<Array<double> >& vecData)
{
  stack_.push(vecData);
}

RCP<Array<double> > TempStack::popVectorData()
{
  RCP<Array<double> > data;
  if (stack_.empty())
    {
      numVecsAllocated_++;
      data = rcp(new Array<double>(vecSize_));
    }
  else
    {
      data = stack_.top();
      data->resize(vecSize_);
      stack_.pop();
    }
  numVecsAccessed_++;
  return data;
}



void TempStack::resetCounter()
{
  numVecsAllocated_=0;
  numVecsAccessed_=0;
}

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