MeshDivisionFunctorReductionVectorPostprocessor.h

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//* This file is part of the MOOSE framework
//* https://mooseframework.inl.gov
//*
//* All rights reserved, see COPYRIGHT for full restrictions
//* https://github.com/idaholab/moose/blob/master/COPYRIGHT
//*
//* Licensed under LGPL 2.1, please see LICENSE for details
//* https://www.gnu.org/licenses/lgpl-2.1.html

#pragma once

#include "SpatialUserObjectFunctor.h"
#include "ElementVectorPostprocessor.h"
#include "NonADFunctorInterface.h"

class MeshDivisionFunctorReductionVectorPostprocessor
  : public SpatialUserObjectFunctor<ElementVectorPostprocessor>,
    public NonADFunctorInterface
{
public:
  static InputParameters validParams();
  MeshDivisionFunctorReductionVectorPostprocessor(const InputParameters & parameters);

  virtual void initialize() override;
  virtual void execute() override;
  virtual void finalize() override;
  virtual void threadJoin(const UserObject & uo) override;

  const std::vector<VectorPostprocessorValue *> & getReductions() const
  {
    return _functor_reductions;
  };

  virtual Real spatialValue(const Point & p) const override;

  enum ReductionEnum
  {
    INTEGRAL,
    AVERAGE,
    MIN,
    MAX
  };

  virtual bool hasBlocks(SubdomainID sub) const override;

protected:
  const MooseEnum _reduction;
  const unsigned int _nfunctors;
  const MeshDivision & _mesh_division;
  std::vector<const Moose::Functor<Real> *> _functors;
  std::vector<VectorPostprocessorValue *> _functor_reductions;
  std::vector<Real> _volumes;
};