T2D2.h

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/*******************************************************************************
 * Copyright (C) 2017-2022 Theodore Chang
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 ******************************************************************************/
#ifndef T2D2_H
#define T2D2_H
 
#include <Element/MaterialElement.h>
#include <Element/Utility/T2DC.h>
 
class T2D2 final : public MaterialElement1D {
    static constexpr unsigned t_node = 2, t_dof = 2, t_size = t_dof * t_node;
 
    const double length = 0.; // length of the element
    const double area;        // area of the cross-section
 
    unique_ptr<Material> t_material; // material model
    unique_ptr<Orientation> t_trans; // transformation
 
    const bool update_area; // flag to indicate if to update section area
    const bool log_strain;  // flag to indicate if to use log strain
public:
    T2D2(unsigned,     // tag
         uvec&&,       // node tag
         unsigned,     // material tag
         double,       // area
         bool = false, // nonlinear geometry switch
         bool = true,  // update area switch
         bool = true   // log strain switch
    );
 
    int initialize(const shared_ptr<DomainBase>&) override;
 
    int update_status() override;
 
    int commit_status() override;
    int clear_status() override;
    int reset_status() override;
 
    vector<vec> record(OutputType) override;
 
    void print() override;
 
#ifdef SUANPAN_VTK
    void Setup() override;
    void GetData(vtkSmartPointer<vtkDoubleArray>&, OutputType) override;
    void SetDeformation(vtkSmartPointer<vtkPoints>&, double) override;
#endif
};
 
#endif