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Units.h

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//   $Header: /nfs/slac/g/glast/ground/cvs/gismo/gismo/Units.h,v 1.2 2000/01/17 23:37:27 burnett Exp $
//

#ifndef GISMO_UNITS_H
#define GISMO_UNITS_H


class Units
{


  public:
  static  float toMeV(float e) {return 1.E3*e;}
  static  float fromMeV(float e){return 1.E-3*e;}
  static  float fromKeV(float e){return 1.e-6*e;}

  static  float fromMeters(float d) {return 100.*d;}
  static  float from_mm(float d){return 0.1*d;}

  static  double ec() {return 0.00299792;}   // GeV/T-m
  static  double hbarc() {return 197.327*fromMeV(1.f)*fromMeters(1.E-15f);}
};
#endif

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