GTNYieldFunction.h

// Copyright 2023, UChicago Argonne, LLC
// All Rights Reserved
// Software Name: NEML2 -- the New Engineering material Model Library, version 2
// By: Argonne National Laboratory
// OPEN SOURCE LICENSE (MIT)
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#pragma once
 
#include "neml2/models/Model.h"
 
namespace neml2
{
class GTNYieldFunction : public Model
{
public:
  static OptionSet expected_options();
 
  GTNYieldFunction(const OptionSet & options);
 
protected:
  void set_value(bool out, bool dout_din, bool d2out_din2) override;
 
  Variable<Scalar> & _f;
 
  const Variable<Scalar> & _se;
 
  const Variable<Scalar> & _sp;
 
  const Variable<Scalar> & _phi;
 
  const Variable<Scalar> * _h;
 
  const Scalar & _s0;
 
  const Scalar & _q1;
 
  const Scalar & _q2;
 
  const Scalar & _q3;
};
} // namespace neml2