B21E.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 B21E_H
#define B21E_H
 
#include "B21.h"
 
class B21E final : public B21 {
    static const unsigned max_iteration;
    static const double tolerance;
 
    const uvec a, b;
 
    vec trial_rotation = zeros(a.n_elem);
    vec current_rotation = zeros(a.n_elem);
 
public:
    B21E(unsigned,     // tag
         unsigned,     // which
         uvec&&,       // node tags
         unsigned,     // section tag
         unsigned = 6, // integration points
         bool = false  // nonlinear geometry switch
    );
 
    int update_status() override;
 
    int commit_status() override;
    int clear_status() override;
    int reset_status() override;
};
 
#endif