MultilinearPO.h

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/*******************************************************************************
 * Copyright (C) 2017-2024 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 MULTILINEARPO_H
#define MULTILINEARPO_H
 
#include <Material/Material1D/Hysteresis/PeakOriented.h>
 
struct DataMultilinearPO {
    const mat t_backbone;
    const mat c_backbone;
};
 
class MultilinearPO final : protected DataMultilinearPO, public PeakOriented {
    [[nodiscard]] podarray<double> compute_tension_initial_reverse() const override;
    [[nodiscard]] podarray<double> compute_compression_initial_reverse() const override;
    [[nodiscard]] podarray<double> compute_tension_backbone(double) const override;
    [[nodiscard]] podarray<double> compute_compression_backbone(double) const override;
 
public:
    MultilinearPO(int, mat&&, mat&&, double);
 
    int initialize(const shared_ptr<DomainBase>&) override;
 
    unique_ptr<Material> get_copy() override;
 
    void print() override;
};
 
#endif