SNDelayedNeutronSource.h

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#pragma once
 
#include "ArrayKernel.h"
#include "Eigen/Core"
 
class SNDelayedNeutronSource : public ArrayKernel
{
public:
  static InputParameters validParams();
 
  SNDelayedNeutronSource(const InputParameters & parameters);
 
protected:
  virtual void computeQpResidual(RealEigenVector & residual) override;
 
  const Real _ls_norm_factor = 0.125;
 
  // Group constant MaterialProperty(s)
  const MaterialProperty<std::vector<Real>> & _tau_sn;
  const MaterialProperty<std::vector<Real>> & _decay_constant;
  const MaterialProperty<std::vector<Real>> & _chi_d;
 
  const unsigned int _group;
 
  const VariableValue & _delayed_source;
 
  RealEigenMatrix _ordinates;
 
  RealEigenVector _weights;
};