Cuts.h

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/*
 *  CepGen: a central exclusive processes event generator
 *  Copyright (C) 2017-2025  Laurent Forthomme
 *
 *  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
 *  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 CepGen_Physics_Cuts_h
#define CepGen_Physics_Cuts_h
 
#include "CepGen/Event/Particle.h"
 
namespace cepgen {
  class Event;
  class ParametersList;
}  // namespace cepgen
 
namespace cepgen::cuts {
  struct Central final : public SteeredObject<Central> {
    Central();
    explicit Central(const ParametersList&);
 
    static ParametersDescription description();
    bool contain(const Particles&, const Event* evt = nullptr) const;
 
    Limits pt_single;        
    Limits eta_single;       
    Limits phi_single;       
    Limits rapidity_single;  
    Limits energy_single;    
    Limits mass_single;      
    Limits pt_sum;           
    Limits eta_sum;          
    Limits energy_sum;       
    Limits mass_sum;         
    Limits pt_diff;          
    Limits phi_diff;         
    Limits rapidity_diff;    
  };
  struct Central final : public SteeredObject<Central> {…};
 
  struct Initial final : SteeredObject<Initial> {
    explicit Initial(const ParametersList&);
 
    static ParametersDescription description();
    bool contain(const Particles&, const Event* evt = nullptr) const;
 
    void setParameters(const ParametersList&) override;
 
    std::vector<Limits> q2;  
    Limits qt;               
    Limits phi;              
  };
  struct Initial final : SteeredObject<Initial> {…};
 
  struct Remnants final : SteeredObject<Remnants> {
    explicit Remnants(const ParametersList&);
 
    static ParametersDescription description();
    bool contain(const Particles&, const Event* evt = nullptr) const;
 
    void setParameters(const ParametersList&) override;
 
    Limits mx;  
    Limits yj;  
    Limits xi;  
 
    static constexpr double MX_MIN = 1.07;  
  };
  struct Remnants final : SteeredObject<Remnants> {…};
}  // namespace cepgen::cuts
namespace cepgen::cuts {…}
 
#endif