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EvtSpinType.cpp
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EvtSpinType.cpp
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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: EvtGenBase/EvtSpinType.cc
//
// Description: Class for enumarating the different types of
// particles and the number of states they have.
//
// Modification history:
//
// RYD Jan 26, 2006 Module created
//
//------------------------------------------------------------------------
#include "EvtGenBase/EvtPatches.hh"
#include "EvtGenBase/EvtReport.hh"
#include "EvtGenBase/EvtSpinType.hh"
int EvtSpinType::getSpin2(spintype stype){
switch (stype){
case SCALAR: case STRING:
return 0;
case DIRAC: case NEUTRINO:
return 1;
case VECTOR: case PHOTON:
return 2;
case RARITASCHWINGER:
return 3;
case TENSOR:
return 4;
case SPIN5HALF:
return 5;
case SPIN3:
return 6;
case SPIN7HALF:
return 7;
case SPIN4:
return 8;
default:
EvtGenReport(EVTGEN_ERROR,"EvtGen")<<"Unknown spintype in EvtSpinType!"<<std::endl;
return 0;
}
}
int EvtSpinType::getSpinStates(spintype stype){
switch (stype){
case SCALAR: case STRING: case NEUTRINO:
return 1;
case DIRAC: case PHOTON:
return 2;
case VECTOR:
return 3;
case RARITASCHWINGER:
return 4;
case TENSOR:
return 5;
case SPIN5HALF:
return 6;
case SPIN3:
return 7;
case SPIN7HALF:
return 8;
case SPIN4:
return 9;
default:
EvtGenReport(EVTGEN_ERROR,"EvtGen")<<"Unknown spintype in EvtSpinType!"<<std::endl;
return 0;
}
}

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