EnergyEvolution.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 ENERGYEVOLUTION_H
#define ENERGYEVOLUTION_H
 
#include <Constraint/Criterion/Criterion.h>
#include <Toolbox/container.h>
 
class Element;
 
class EnergyEvolution : public Criterion {
    const unsigned iteration, reactive_ratio;
 
    const unsigned incre_level, final_level;
 
    const double weight, propagation_weight;
 
    const double tolerance;
 
    suanpan::graph<unsigned> map;
    std::vector<unsigned> index;
 
    unsigned current_level = incre_level;
 
    vec energy;
 
    double total_energy = 0.;
 
    unsigned balanced_iteration = 0;
 
protected:
    std::function<double(const Element*)> get_energy;
 
public:
    EnergyEvolution(
        unsigned,      // tag
        unsigned,      // step tag
        unsigned,      // incre level
        unsigned,      // final level
        double = 1.,   // centre weight
        unsigned = 2,  // propagation iteration
        unsigned = 10, // reactivation ratio
        double = .5,   // propagation weight
        double = 1E-5  // tolerance
    );
 
    int initialize(const shared_ptr<DomainBase>&) override;
 
    int process(const shared_ptr<DomainBase>&) override;
};
 
#endif