OrientationRate.h

// Copyright 2023, UChicago Argonne, LLC
// All Rights Reserved
// Software Name: NEML2 -- the New Engineering material Model Library, version 2
// By: Argonne National Laboratory
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#pragma once
 
#include "neml2/models/Model.h"
 
namespace neml2
{
// Strictly this is the *spin* not the rotation rate.  But the integration routines
// expect spin.
class OrientationRate : public Model
{
public:
  static OptionSet expected_options();
 
  OrientationRate(const OptionSet & options);
 
protected:
  void set_value(bool out, bool dout_din, bool d2out_din2) override;
 
  Variable<WR2> & _R_dot;
 
  const Variable<SR2> & _e;
 
  const Variable<WR2> & _w;
 
  const Variable<SR2> & _dp;
 
  const Variable<WR2> & _wp;
};
} // namespace neml2