//-*- Mode: C++ -*-
  // *****************************************************************************
  //                                                                             *
  // @Autors: I.Kulakov; M.Zyzak; I.Kisel                                        *
  // @e-mail: I.Kulakov@gsi.de; M.Zyzak@gsi.de; I.Kisel@compeng.uni-frankfurt.de *
  //                                                                             *
  // *****************************************************************************

 
#ifndef ITSCATES_H
#define ITSCATES_H

struct TES { // Type for an Element on Station
  TES(): s(-1), e(-1){}
  TES( char is, unsigned short int ie ): s(is), e(ie){}
  TES( unsigned short int ie, char is ): s(is), e(ie){} // to prevent confusion
  
  operator unsigned short int() { return e; }
  
  friend bool operator!=( const TES& a, const TES& b ) {
    return (a.s != b.s) || (a.e != b.e);
  }
  
  char s; // index of station
  unsigned short int e; // index of element
};

struct TESV { // Type for an Element on Station
  TESV(): s(-1), e(-1){}
  TESV( TES i ): s(i.s), e(i.e){}
  TESV( short_v is, ushort_v ie ): s(is), e(ie){}
  TESV( ushort_v ie, short_v is ): s(is), e(ie){} // to prevent confusion
  
  operator ushort_v() const { return e; }
  TES operator[](int i) const { return TES(s[i],e[i]); }
  sfloat_m IsValid() const { return static_cast<sfloat_m>(s >= Vc::Zero); }

  friend sfloat_m operator==( const TESV& a, const TES& b ) {
    return (a.s == static_cast<unsigned short>(b.s)) & (a.e == b.e);
  }
  
  short_v s; // index of station
  ushort_v e; // index of element
};



#endif