CopyVariable.cxx

// 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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#include "neml2/models/CopyVariable.h"
 
namespace neml2
{
#define COPYVARIABLE_REGISTER_FIXEDDIMTENSOR(T) register_NEML2_object(Copy##T)
FOR_ALL_FIXEDDIMTENSOR(COPYVARIABLE_REGISTER_FIXEDDIMTENSOR);
 
template <typename T>
OptionSet
CopyVariable<T>::expected_options()
{
  OptionSet options = Model::expected_options();
  options.doc() = "Copy the value from one variable to another.";
 
  options.set<VariableName>("from");
  options.set("from").doc() = "Variable to copy value from";
 
  options.set<VariableName>("to");
  options.set("to").doc() = "Variable to copy value to";
 
  return options;
}
 
template <typename T>
CopyVariable<T>::CopyVariable(const OptionSet & options)
  : Model(options),
    _to(declare_output_variable<T>("to")),
    _from(declare_input_variable<T>("from"))
{
}
 
template <typename T>
void
CopyVariable<T>::set_value(bool out, bool dout_din, bool d2out_din2)
{
  if (out)
    _to = T(_from);
 
  if (dout_din)
    _to.d(_from) = T::identity_map(options());
 
  if (d2out_din2)
  {
    // zero
  }
}
 
#define COPYVARIABLE_INSTANTIATE_FIXEDDIMTENSOR(T) template class CopyVariable<T>
FOR_ALL_FIXEDDIMTENSOR(COPYVARIABLE_INSTANTIATE_FIXEDDIMTENSOR);
} // namespace neml2