CSMQ.h

Go to the documentation of this file.

/*******************************************************************************
 * Copyright (C) 2017-2026 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 CSMQ_H
#define CSMQ_H
 
#include <Element/MaterialElement.h>
 
class CSMQ : public MaterialElement2D {
    struct IntegrationPoint final {
        vec coor;
        double weight;
        unique_ptr<Material> m_material;
        mat b1, b2, b3;
        IntegrationPoint(vec&&, double, unique_ptr<Material>&&);
    };
 
    static constexpr unsigned m_dof = 3;
 
    const unsigned m_node;
 
    const unsigned m_size = m_dof * m_node;
 
    const double thickness;
 
    std::vector<IntegrationPoint> int_pt;
 
    virtual const uvec& get_translation_dof() = 0;
    virtual const uvec& get_rotation_dof() = 0;
 
public:
    CSMQ(
        unsigned,    // tag
        uvec&&,      // node tag
        unsigned,    // material tag
        unsigned,    // number of nodes
        double = 1., // thickness
        double = -1. // length
    );
 
    int initialize(const shared_ptr<DomainBase>&) override;
 
    int update_status() override;
 
    int commit_status() override;
    int clear_status() override;
    int reset_status() override;
 
    [[nodiscard]] mat compute_shape_function(const mat&, unsigned) const override;
 
    [[nodiscard]] std::vector<vec> record(OutputType) const override;
 
    void print() override;
};
 
class CSMQ5 final : public CSMQ {
    static const uvec t_dof;
    static const uvec r_dof;
 
    const uvec& get_translation_dof() override;
    const uvec& get_rotation_dof() override;
 
public:
    CSMQ5(
        unsigned,    // tag
        uvec&&,      // node tag
        unsigned,    // material tag
        double = 1., // thickness
        double = -1. // length
    );
};
 
class CSMQ6 final : public CSMQ {
    static const uvec t_dof;
    static const uvec r_dof;
 
    const uvec& get_translation_dof() override;
    const uvec& get_rotation_dof() override;
 
public:
    CSMQ6(
        unsigned,    // tag
        uvec&&,      // node tag
        unsigned,    // material tag
        double = 1., // thickness
        double = -1. // length
    );
};
 
class CSMQ7 final : public CSMQ {
    static const uvec t_dof;
    static const uvec r_dof;
 
    const uvec& get_translation_dof() override;
    const uvec& get_rotation_dof() override;
 
public:
    CSMQ7(
        unsigned,    // tag
        uvec&&,      // node tag
        unsigned,    // material tag
        double = 1., // thickness
        double = -1. // length
    );
};
 
#endif