PiecewiseLinearFromVectorPostprocessor.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 "Function.h"
#include "LinearInterpolation.h"
#include "VectorPostprocessorInterface.h"
 
class PiecewiseLinearFromVectorPostprocessor : public Function, public VectorPostprocessorInterface
{
public:
  static InputParameters validParams();
 
  PiecewiseLinearFromVectorPostprocessor(const InputParameters & parameters);
 
  using Function::value;
  virtual Real value(Real t, const Point & p) const override;
  virtual ADReal value(const ADReal & t, const ADPoint & p) const override;
 
protected:
  std::unique_ptr<LinearInterpolation> _linear_interp;
  const VectorPostprocessorValue & _argument_column;
  const VectorPostprocessorValue & _value_column;
 
  template <typename T, typename P>
  T valueInternal(const T & t, const P & p) const;
 
  const MooseEnum & _component;
 
  FEProblemBase & _fe_problem;
 
  mutable std::tuple<Real, unsigned int, unsigned int> _last_update;
};