FixedLength.h

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/*******************************************************************************
 * Copyright (C) 2017-2025 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 FIXEDLENGTH_H
#define FIXEDLENGTH_H
 
#include "Constraint.h"
 
class FixedLength : public Constraint {
    vec coor;
 
protected:
    bool min_bound = false, max_bound = false;
    double min_gap = 0., max_gap = 0.;
 
public:
    FixedLength(unsigned, unsigned, uvec&&);
 
    int initialize(const shared_ptr<DomainBase>&) override;
 
    int process(const shared_ptr<DomainBase>&) override;
 
    void update_status(const vec&) override;
    void commit_status() override;
    void clear_status() override;
    void reset_status() override;
};
 
class MinimumGap final : public FixedLength {
public:
    MinimumGap(unsigned, unsigned, double, uvec&&);
};
 
class MaximumGap final : public FixedLength {
public:
    MaximumGap(unsigned, unsigned, double, uvec&&);
};
 
class Sleeve final : public FixedLength {
public:
    Sleeve(unsigned, unsigned, double, double, uvec&&);
};
 
class MaxForce final : public FixedLength {
    const double max_force;
 
    bool trial_flag = false;
    bool current_flag = false;
 
public:
    MaxForce(unsigned, unsigned, double, uvec&&);
 
    int process(const shared_ptr<DomainBase>&) override;
 
    void commit_status() override;
    void clear_status() override;
    void reset_status() override;
};
 
#endif