NodalRotationalInertia.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 "TimeNodalKernel.h"
#include "RankTwoTensor.h"
 
// Forward Declarations
class TimeIntegrator;
class AuxiliarySystem;
 
class NodalRotationalInertia : public TimeNodalKernel
{
public:
  static InputParameters validParams();
 
  NodalRotationalInertia(const InputParameters & parameters);
 
protected:
  virtual Real computeQpResidual() override;
 
  virtual Real computeQpJacobian() override;
 
  virtual Real computeQpOffDiagJacobian(unsigned int jvar) override;
 
  const bool _has_beta;
  const bool _has_gamma;
  const bool _has_rot_velocities;
  const bool _has_rot_accelerations;
  const bool _has_x_orientation;
  const bool _has_y_orientation;
 
  AuxiliarySystem * _aux_sys;
 
  unsigned int _nrot;
 
  std::vector<const VariableValue *> _rot;
 
  std::vector<const VariableValue *> _rot_old;
 
  std::vector<unsigned int> _rot_vel_num;
 
  std::vector<unsigned int> _rot_accel_num;
 
  std::vector<unsigned int> _rot_variables;
 
  std::vector<Real> _rot_accel;
 
  std::vector<Real> _rot_vel;
 
  std::vector<Real> _rot_vel_old;
 
  const Real _beta;
 
  const Real _gamma;
 
  const Real & _eta;
 
  const Real & _alpha;
 
  const unsigned int _component;
 
  RankTwoTensor _inertia;
 
  std::vector<const VariableValue *> _rot_dot_residual;
 
  std::vector<const VariableValue *> _rot_vel_old_value;
 
  std::vector<const VariableValue *> _rot_dotdot_residual;
 
  const VariableValue * _du_dot_du;
 
  const VariableValue * _du_dotdot_du;
 
  const TimeIntegrator & _time_integrator;
};