selfContact.h

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/*
 * -------------------------------------------
 * Copyright (c) 2021 - 2026 Prashant K. Jha
 * -------------------------------------------
 * PeriDEM https://github.com/prashjha/PeriDEM
 *
 * Distributed under the Boost Software License, Version 1.0. (See accompanying
 * file LICENSE)
 */
 
#ifndef PD_SELFCONTACT_H
#define PD_SELFCONTACT_H
 
#include "util/point.h"
 
#include <memory>
#include <string>
 
namespace pd {
 
class SelfContact {
public:
  virtual ~SelfContact() = default;
 
  virtual util::Point force(const util::Point &yji, double volj, double Kn,
                            double Rc, double r0) const = 0;
};
 
class BrokenBondKnSelfContact : public SelfContact {
public:
  util::Point force(const util::Point &yji, double volj, double Kn, double Rc,
                    double r0) const override;
};
 
class ReferenceGapSelfContact : public SelfContact {
public:
  util::Point force(const util::Point &yji, double volj, double Kn, double Rc,
                    double r0) const override;
};
 
class NoneSelfContact : public SelfContact {
public:
  util::Point force(const util::Point &yji, double volj, double Kn, double Rc,
                    double r0) const override;
};
 
std::unique_ptr<SelfContact> makeSelfContact(const std::string &name);
 
} // namespace pd
 
#endif // PD_SELFCONTACT_H