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EvtDecayAmp.hh
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EvtDecayAmp.hh
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//--------------------------------------------------------------------------
//
// Environment:
// This software is part of the EvtGen package developed jointly
// for the BaBar and CLEO collaborations. If you use all or part
// of it, please give an appropriate acknowledgement.
//
// Copyright Information: See EvtGen/COPYRIGHT
// Copyright (C) 1998 Caltech, UCSB
//
// Module: EvtGen/EvtDecayAmp.hh
//
// Description: Baseclass for models that calculates amplitudes
//
// Modification history:
//
// DJL/RYD August 11, 1998 Module created
//
//------------------------------------------------------------------------
#ifndef EVTDECAYAMP_HH
#define EVTDECAYAMP_HH
#include "EvtGenBase/EvtDecayBase.hh"
#include "EvtGenBase/EvtAmp.hh"
class EvtDecayAmp : public EvtDecayBase{
public:
void makeDecay(EvtParticle* p, bool recursive=true);
inline void setWeight(double weight) {_weight=weight;}
/**
* sets the amplitudes calculated in the decay objects
*/
void vertex(const EvtComplex& amp){_amp2.vertex(amp);}
/**
* sets the amplitudes calculated in the decay objects
*/
void vertex(int i1, const EvtComplex& amp){_amp2.vertex(i1,amp);}
/**
* sets the amplitudes calculated in the decay objects
*/
void vertex(int i1, int i2, const EvtComplex& amp)
{_amp2.vertex(i1,i2,amp);}
/**
* sets the amplitudes calculated in the decay objects
*/
void vertex(int i1, int i2, int i3, const EvtComplex& amp)
{_amp2.vertex(i1,i2,i3,amp);}
/**
* sets the amplitudes calculated in the decay objects
*/
void vertex(int *i1, const EvtComplex& amp)
{ _amp2.vertex(i1,amp);}
/**
* Provide access to the amplitude
*/
const EvtAmp & amplitude() const
{ return _amp2;}
virtual ~EvtDecayAmp() {}
protected:
EvtAmp _amp2;
private:
double _weight;
};
#endif

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