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// File : BParticle.cc
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// File : BParticle.cc
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// Description : Implementation of BTrack class //
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// Description : Implementation of BTrack class //
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// Description : Ryosuke Itoh, IPNS, KEK // Date : 28 - Jan - 2004
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//-
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//-
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#include "BParticle.h"
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#include "BParticle.h"
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ClassImp (BParticle)
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ClassImp (BParticle)
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float BParticle::GetMass(SIMPLEPID pid){
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float BParticle::GetMass(SIMPLEPID pid){
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switch (pid){
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switch (pid){
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        case PHOTON:   return 0;
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        case PHOTON:   return 0;
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    case ELECTRON: return 0.51;
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        case ELECTRON: return 0.51;
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        case PION:     return 0.139;
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        case PION:     return 0.139;
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        case MUON:         return 0.105;
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        case MUON:     return 0.105;
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        case KAON:     return 0.497;
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        case KAON:     return 0.497;
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        case PROTON:   return 0.938;
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        case PROTON:   return 0.938;
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    case JPSI:     return 3.1;
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        case JPSI:     return 3.1;
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        case D:        return 1.86;
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        case D:        return 1.86;
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        case DSTAR:    return 2.01;
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        case DSTAR:    return 2.01;
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        case B:        return 5.27;
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        case B:        return 5.27;
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        default: return 0;
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        default: return 0;
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}      
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}