DKTS3.h

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/*******************************************************************************
 * Copyright (C) 2017-2023 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 DKTS3_H
#define DKTS3_H
 
#include <Element/Shell/ShellBase.h>
 
class DKTS3 final : public ShellBase {
    struct IntegrationPoint final {
        struct SectionIntegrationPoint final {
            const double eccentricity, factor;
            unique_ptr<Material> s_material;
            SectionIntegrationPoint(double, double, unique_ptr<Material>&&);
            SectionIntegrationPoint(const SectionIntegrationPoint&);
            SectionIntegrationPoint(SectionIntegrationPoint&&) noexcept = default;
            SectionIntegrationPoint& operator=(const SectionIntegrationPoint&) = delete;
            SectionIntegrationPoint& operator=(SectionIntegrationPoint&&) noexcept = delete;
            ~SectionIntegrationPoint() = default;
        };
 
        vec coor;
        mat BM, BP;
        vector<SectionIntegrationPoint> sec_int_pt;
        explicit IntegrationPoint(vec&&);
    };
 
    static constexpr unsigned s_node = 3, s_dof = 6, s_size = s_dof * s_node;
 
    const double thickness;
    const unsigned num_ip;
 
    vector<IntegrationPoint> int_pt;
 
    static mat form_coor(const mat&);
    static field<mat> form_transform(const mat&);
 
public:
    DKTS3(
        unsigned,     // tag
        uvec&&,       // node tag
        unsigned,     // material tag
        double = 1.,  // thickness
        unsigned = 3, // number of integration points
        bool = false  // non-linear geometry 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