text: #ifndef PreshowerLayer2Properties_H
  #define PreshowerLayer2Properties_H
  
  #include "FastSimulation/CalorimeterProperties/interface/PreshowerProperties.h"
  
  /** 
   * Functions to return atomic properties of the material
   * A_eff and Z_eff are computed as the A-weighted sums 
   * of the A's and the Z's of Pb, W and O
   *
   * \author Patrick Janot
   * \date: 25-Jan-2004
   */
  
  namespace edm {
    class ParameterSet;
  }
  
  class PreshowerLayer2Properties : public PreshowerProperties {
  public:
    PreshowerLayer2Properties(const edm::ParameterSet& fastDet);
  
    ~PreshowerLayer2Properties() override { ; }
  
    /// Fraction of energy collected on sensitive detectors
    inline double sensitiveFraction() const override { return 0.00515; }
  
    /// Number of Mips/GeV [Default : 59.5 Mips/GeV or 0.7*24 MeV/Mips]
    inline double mipsPerGeV() const override { return mips; }
  
    /// Thickness in cm (pretend it's all lead)
    /// Default : 0.506 cm at normal incidence
    double thickness(const double eta) const override;
  
    /// properties of the material between ES and EE; there is about 12 cm between the two.
    inline double pseeIntLenIncm() const { return pseeInteractionLength_; }
    /// properties of the material between ES and EE
    inline double pseeRadLenIncm() const { return pseeradLenIncm_; }
  
  private:
    double pseeInteractionLength_;
    double pseeradLenIncm_;
  };
  
  #endif
  