ModelNonlinearSystem.h

// Copyright 2024, 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/equation_systems/EquationSystem.h"
#include "neml2/equation_systems/NonlinearSystem.h"
#include "neml2/equation_systems/SparseTensorList.h"
#include "neml2/models/ParameterStore.h"
#include "neml2/models/BufferStore.h"
 
namespace neml2
{
class Model;

class ModelNonlinearSystem : public EquationSystem,
                             public NonlinearSystem,
                             public ParameterStore,
                             public BufferStore
{
public:
  static OptionSet expected_options();
 
  ModelNonlinearSystem(const OptionSet & options);
 
  const std::shared_ptr<Model> & model_ptr() const { return _model; }
  const Model & model() const { return *_model; }
  Model & model() { return *_model; }
 
  void setup() override;
 
  void to(const TensorOptions &) override;
 
  void set_u(const SparseTensorList &) override;
  void set_g(const SparseTensorList &) override;
 
  SparseTensorList u() const override;
  SparseTensorList g() const override;
 
protected:
  std::vector<LabeledAxisAccessor> setup_umap() override;
  std::vector<TensorShape> setup_intmd_ulayout() override;
  std::vector<TensorShape> setup_ulayout() override;
 
  std::vector<LabeledAxisAccessor> setup_bmap() override;
  std::vector<TensorShape> setup_intmd_blayout() override;
  std::vector<TensorShape> setup_blayout() override;
 
  std::vector<LabeledAxisAccessor> setup_gmap() override;
  std::vector<TensorShape> setup_intmd_glayout() override;
  std::vector<TensorShape> setup_glayout() override;
 
  void assemble(SparseTensorList * A, SparseTensorList * B, SparseTensorList * b) override;
  void pre_assemble(bool A, bool B, bool b) override;
  void post_assemble(bool A, bool B, bool b) override;
 
private:
  std::shared_ptr<Model> _model;
};
 
} // namespace neml2