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PData.h

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//  $Header: /nfs/slac/g/glast/ground/cvs/gismo/gismo/PData.h,v 1.2 2000/01/17 23:37:24 burnett Exp $
//

#ifndef GISMO_PDATA_H
#define GISMO_PDATA_H

#include "gismo/Decayer.h"


// declare these ahead
class Interactor;
class DecayEntry;
class PDTEntry;


class PData
{
    friend class PDT;
    friend class AntiPData;
    friend class GParticle;
    
    
public:
    virtual ~PData();
    const char * name()const;
    
    PData* anti()const;
    
    virtual float charge()const;
    
    virtual long idCode()const;
    
    float mass()const ;
    
    float width()const;
    
    float widthCut()const;
    
    float lifeTime()const;
    
    float spin()const;
    
    const DecayEntry* decayInfo()const;
    
    Interactor* interaction()const;
    
    float sumBR()const;
    
    virtual void  printOn( std::ostream & ) const;
    
protected:
    char*  _name;               // name
    PDTEntry* theData;           // pointer to data record
    PData*    antiParticle;     // pointer to antiparticle
    
    
    PData(const char * name,  PDTEntry* data=0);
    // constructutor
};




#endif

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