LineValueSampler.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
 
// MOOSE includes
#include "SpatialUserObjectFunctor.h"
#include "PointVariableSamplerBase.h"
 
class LineValueSampler : public SpatialUserObjectFunctor<PointVariableSamplerBase>
{
public:
  static InputParameters validParams();
 
  LineValueSampler(const InputParameters & parameters);
 
  static void generatePointsAndIDs(const Point & start_point,
                                   const Point & end_point,
                                   unsigned int num_points,
                                   std::vector<Point> & points,
                                   std::vector<Real> & ids);
 
  virtual Real spatialValue(const Point & p) const override { return getValue(p); }
 
  Real getValue(const Point & p) const;
 
protected:
  const Point _start_point;
  const Point _end_point;
 
  unsigned int & _num_points;
 
  const RealVectorValue _line_vector;
 
  const RealVectorValue _zero;
 
  const Real _line_vector_norm;
 
private:
  const VectorPostprocessorValue & _vpp_value;
};