CDCDedxSigmaPars.h

/**************************************************************************
 * basf2 (Belle II Analysis Software Framework)                           *
 * Author: The Belle II Collaboration                                     *
 *                                                                        *
 * See git log for contributors and copyright holders.                    *
 * This file is licensed under LGPL-3.0, see LICENSE.md.                  *
 **************************************************************************/
 
#pragma once
 
#include <TObject.h>
#include <vector>
 
namespace Belle2 {
  class CDCDedxSigmaPars: public TObject {
  public:
 
    CDCDedxSigmaPars(): m_sigmapars() {};
 
    CDCDedxSigmaPars(short version, const std::vector<double>& sigmapars): m_version(version), m_sigmapars(sigmapars) {};
 
    ~CDCDedxSigmaPars() {};
 
    double getSize() const {return m_sigmapars.size(); };
 
    int getVersion() const {return m_version; };
 
    const std::vector<double>& getSigmaPars() const {return m_sigmapars; };
 
    double getSigmaPar(int par) const {return m_sigmapars[par]; };
 
    void setVersion(short version) {m_version = version; };
 
    void setSigmaPar(int par, double value) {m_sigmapars[par] = value; };
 
    double getSigma(double dedx, double nhit, double cosTheta, double timeReso) const;
 
  private:
 
    double sigmaCurve(double x, const double* par, int version) const;
 
    short m_version{ -1}; 
    std::vector<double> m_sigmapars; 
    ClassDef(CDCDedxSigmaPars, 2); 
  };
} // end namespace Belle2