computeSum.H

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#ifdef CH_LANG_CC
/*
*      _______              __
*     / ___/ /  ___  __ _  / /  ___
*    / /__/ _ \/ _ \/  V \/ _ \/ _ \
*    \___/_//_/\___/_/_/_/_.__/\___/
*    Please refer to Copyright.txt, in Chombo's root directory.
*/
#endif

#ifndef _COMPUTESUM_H_
#define _COMPUTESUM_H_

#include "REAL.H"
#include "Vector.H"
#include "LevelData.H"
#include "FArrayBox.H"
#include "Interval.H"
#include "NamespaceHeader.H"

/*
 */
Real computeSum(const Vector<LevelData<FArrayBox>* >& a_phi,
                const Vector<int>&                    a_nRefFine,
                const Real&                           a_dxCrse,
                const Interval&                       a_comps = Interval(0,0),
                const int&                            a_lBase = 0);

/*
 */
Real computeSum(Real&                                 a_volume,
                const Vector<LevelData<FArrayBox>* >& a_phi,
                const Vector<int>&                    a_nRefFine,
                const Real&                           a_dxCrse,
                const Interval&                       a_comps = Interval(0,0),
                const int&                            a_lBase = 0);

/*
  This is the single-level version. If a_global is true, then do any MPI
  reductions in this function.  If it's false, don't do any MPI stuff
  (assumption is that it will be done outside this function).  In serial,
  the value of the a_global parameter has no effect.
 */
Real computeSum(const LevelData<FArrayBox>& a_phi,
                const DisjointBoxLayout*    a_finerGrids,
                const int&                  a_nRefFine,
                const Real&                 a_dx,
                const Interval&             a_comps = Interval(0,0),
                const bool                  a_global= true);

/*
  This is the single-level version. If a_global is true, then do any MPI
  reductions in this function.  If it's false, don't do any MPI stuff
  (assumption is that it will be done outside this function).  In serial,
  the value of the a_global parameter has no effect.
 */
Real computeSum(Real&                       a_volume,
                const LevelData<FArrayBox>& a_phi,
                const DisjointBoxLayout*    a_finerGrids,
                const int&                  a_nRefFine,
                const Real&                 a_dx,
                const Interval&             a_comps = Interval(0,0),
                const bool                  a_global= true);

#include "NamespaceFooter.H"
#endif

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