| 1 |
loizides |
1.6 |
// $Id: MCParticle.cc,v 1.5 2009/02/18 15:38:55 loizides Exp $
|
| 2 |
bendavid |
1.1 |
|
| 3 |
|
|
#include "MitAna/DataTree/interface/MCParticle.h"
|
| 4 |
|
|
|
| 5 |
|
|
ClassImp(mithep::MCParticle)
|
| 6 |
|
|
|
| 7 |
|
|
using namespace mithep;
|
| 8 |
|
|
|
| 9 |
|
|
//--------------------------------------------------------------------------------------------------
|
| 10 |
loizides |
1.3 |
const MCParticle *MCParticle::FindDaughter(Int_t pid,
|
| 11 |
|
|
Bool_t checkCharge, const MCParticle *start) const
|
| 12 |
|
|
{
|
| 13 |
|
|
// Return daughter with given pid. If checkCharge is false then just the type of particle is
|
| 14 |
|
|
// checked (ie particle and anti-particle). If start is not null, start searching from
|
| 15 |
|
|
// this daughter.
|
| 16 |
|
|
|
| 17 |
|
|
UInt_t i = 0;
|
| 18 |
|
|
if (start) {
|
| 19 |
|
|
for (; i<NDaughters(); ++i) {
|
| 20 |
|
|
if (Daughter(i)==start) {
|
| 21 |
|
|
++i;
|
| 22 |
|
|
break;
|
| 23 |
|
|
}
|
| 24 |
|
|
}
|
| 25 |
|
|
return 0;
|
| 26 |
|
|
}
|
| 27 |
|
|
|
| 28 |
|
|
for (UInt_t j=i; j<NDaughters(); ++j) {
|
| 29 |
|
|
if (Daughter(j)->Is(pid,checkCharge))
|
| 30 |
|
|
return Daughter(j);
|
| 31 |
|
|
}
|
| 32 |
|
|
|
| 33 |
|
|
return 0;
|
| 34 |
|
|
}
|
| 35 |
|
|
|
| 36 |
|
|
//--------------------------------------------------------------------------------------------------
|
| 37 |
|
|
const MCParticle *MCParticle::FindMother(Int_t pid, Bool_t checkCharge) const
|
| 38 |
|
|
{
|
| 39 |
|
|
// Return mother with given pid. If checkCharge is false then just the type of particle is
|
| 40 |
|
|
// checked (ie particle and anti-particle).
|
| 41 |
|
|
|
| 42 |
|
|
const MCParticle *mother = Mother();
|
| 43 |
|
|
if (!mother)
|
| 44 |
|
|
return 0;
|
| 45 |
|
|
|
| 46 |
|
|
if (checkCharge) {
|
| 47 |
loizides |
1.4 |
while (mother && mother->PdgId()!=pid)
|
| 48 |
loizides |
1.3 |
mother = mother->Mother();
|
| 49 |
|
|
return mother;
|
| 50 |
|
|
}
|
| 51 |
|
|
|
| 52 |
|
|
Int_t apid = pid>0?pid:-pid;
|
| 53 |
loizides |
1.4 |
while (mother && mother->AbsPdgId()!=apid)
|
| 54 |
loizides |
1.3 |
mother = mother->Mother();
|
| 55 |
|
|
|
| 56 |
|
|
return mother;
|
| 57 |
|
|
}
|
| 58 |
|
|
|
| 59 |
|
|
//--------------------------------------------------------------------------------------------------
|
| 60 |
loizides |
1.2 |
void MCParticle::Print(Option_t *opt) const
|
| 61 |
bendavid |
1.1 |
{
|
| 62 |
loizides |
1.2 |
// Print particle kinematics. In case option "l" is given then also print info about daughters.
|
| 63 |
|
|
|
| 64 |
loizides |
1.6 |
printf("id=%5d st=%2d nd=%3d gen=%d sim=%d px=%.3f py=%.3f pz=%.3f e=%.3f\n",
|
| 65 |
|
|
PdgId(), Status(), NDaughters(), IsGenerated(), IsSimulated(), Px(), Py(), Pz(), E());
|
| 66 |
loizides |
1.2 |
|
| 67 |
|
|
if (opt && opt[0]=='l') {
|
| 68 |
|
|
for (UInt_t i=0; i<NDaughters(); ++i) {
|
| 69 |
loizides |
1.6 |
printf(" %2d -> id=%5d st=%2d gen=%d sim=%d px=%.3f py=%.3f pz=%.3f e=%.3f\n",
|
| 70 |
|
|
i, Daughter(i)->PdgId(), Daughter(i)->Status(),
|
| 71 |
|
|
Daughter(i)->IsGenerated(), Daughter(i)->IsSimulated(),
|
| 72 |
loizides |
1.2 |
Daughter(i)->Px(), Daughter(i)->Py(), Daughter(i)->Pz(), Daughter(i)->E());
|
| 73 |
|
|
}
|
| 74 |
|
|
}
|
| 75 |
bendavid |
1.1 |
}
|
