B2DL.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 B2DL_H
#define B2DL_H
 
#include <Element/Utility/Orientation.h>
 
class B2DL : public Orientation {
protected:
    mat trans_mat;
 
    void form_trans_mat(const vec&);
    void update_transformation() override;
 
public:
    explicit B2DL(unsigned = 0, double = 0., double = 0., double = 1.);
    B2DL(unsigned, vec&&);
 
    unique_ptr<Orientation> get_copy() override;
 
    [[nodiscard]] vec to_local_vec(const vec&) const override;
    [[nodiscard]] vec to_global_vec(const vec&) const override;
    [[nodiscard]] mat to_global_mass_mat(const mat&) const override;
    [[nodiscard]] mat to_global_stiffness_mat(const mat&) const override;
};
 
#endif