SmallDeformation/LocalAssembler/IntegrationPointDataMatrix.h

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// SPDX-FileCopyrightText: Copyright (c) OpenGeoSys Community (opengeosys.org)
// SPDX-License-Identifier: BSD-3-Clause
 
#pragma once
 
#include <memory>
#include <vector>
 
#include "MaterialLib/SolidModels/MechanicsBase.h"
 
namespace ProcessLib
{
namespace LIE
{
namespace SmallDeformation
{
template <typename ShapeMatricesType, typename BMatricesType,
          int DisplacementDim>
struct IntegrationPointDataMatrix final
{
    explicit IntegrationPointDataMatrix(
        MaterialLib::Solids::MechanicsBase<DisplacementDim>& solid_material)
        : _solid_material(solid_material),
          _material_state_variables(
              _solid_material.createMaterialStateVariables())
    {
    }
 
    typename BMatricesType::KelvinVectorType _sigma, _sigma_prev;
    typename BMatricesType::KelvinVectorType _eps, _eps_prev;
 
    MaterialLib::Solids::MechanicsBase<DisplacementDim>& _solid_material;
    std::unique_ptr<typename MaterialLib::Solids::MechanicsBase<
        DisplacementDim>::MaterialStateVariables>
        _material_state_variables;
 
    typename BMatricesType::KelvinMatrixType _C;
    double integration_weight;
 
    typename ShapeMatricesType::NodalRowVectorType N_u;
    typename ShapeMatricesType::GlobalDimNodalMatrixType dNdx_u;
 
    void pushBackState()
    {
        _eps_prev = _eps;
        _sigma_prev = _sigma;
        _material_state_variables->pushBackState();
    }
 
    EIGEN_MAKE_ALIGNED_OPERATOR_NEW;
};
 
}  // namespace SmallDeformation
}  // namespace LIE
}  // namespace ProcessLib