ViewVC Help
View File | Revision Log | Show Annotations | Root Listing
root/cvsroot/UserCode/MitAna/DataTree/src/DecayParticle.cc
Revision: 1.7
Committed: Fri Mar 20 18:23:27 2009 UTC (16 years, 1 month ago) by loizides
Content type: text/plain
Branch: MAIN
CVS Tags: Mit_032, Mit_031, Mit_025c_branch2, Mit_025c_branch1, Mit_030, Mit_029c, Mit_029b, Mit_030_pre1, Mit_029a, Mit_029, Mit_029_pre1, Mit_028a, Mit_025c_branch0, Mit_028, Mit_027a, Mit_027, Mit_026, Mit_025e, Mit_025d, Mit_025c, Mit_025b, Mit_025a, Mit_025, Mit_025pre2, Mit_024b, Mit_025pre1, Mit_024a, Mit_024, Mit_023, Mit_022a, Mit_022, Mit_020d, TMit_020d, Mit_020c, Mit_021, Mit_021pre2, Mit_021pre1, Mit_020b, Mit_020a, Mit_020, Mit_020pre1, Mit_018, Mit_017, Mit_017pre3, Mit_017pre2, Mit_017pre1, Mit_016, Mit_015b, Mit_015a, Mit_015, Mit_014e, Mit_014d, Mit_014c, Mit_014b, Mit_014a, Mit_014, Mit_014pre3, Mit_014pre2, Mit_014pre1, Mit_013d, Mit_013c, Mit_013b, Mit_013a, Mit_013, Mit_013pre1, Mit_012i, Mit_012h, Mit_012g, Mit_012f, Mit_012e, Mit_012d, Mit_012c, Mit_012b, Mit_012a, Mit_012, Mit_011a, Mit_011, Mit_010a, Mit_010, Mit_009c, Mit_009b, Mit_009a, Mit_009, Mit_008, HEAD
Branch point for: Mit_025c_branch
Changes since 1.6: +4 -4 lines
Log Message:
Cosmetics

File Contents

# Content
1 // $Id: DecayParticle.cc,v 1.6 2009/02/18 15:38:55 loizides Exp $
2
3 #include "MitAna/DataTree/interface/DecayParticle.h"
4
5 ClassImp(mithep::DecayParticle)
6
7 using namespace mithep;
8
9 //--------------------------------------------------------------------------------------------------
10 Bool_t DecayParticle::HasDaughter(const Particle *p) const
11 {
12 // Return true if given particle is among daughters.
13
14 if(!p) return kFALSE;
15
16 if (!NDaughters())
17 return kFALSE;
18
19 for (UInt_t i=0; i<NDaughters(); ++i)
20 if (Daughter(i)==p)
21 return kTRUE;
22
23 return kFALSE;
24 }
25
26 //--------------------------------------------------------------------------------------------------
27 Bool_t DecayParticle::HasCommonDaughter(const DecayParticle *p) const
28 {
29 // Return true if a common daughter exists.
30
31 if(!p) return kFALSE;
32
33 for (UInt_t i=0; i<p->NDaughters(); ++i)
34 if (HasDaughter(p->Daughter(i)))
35 return kTRUE;
36
37 return kFALSE;
38 }
39
40 //--------------------------------------------------------------------------------------------------
41 Bool_t DecayParticle::HasSameDaughters(const DecayParticle *p) const
42 {
43 // Return true if daughters are the same.
44
45 if(!p) return kFALSE;
46
47 if (NDaughters()!= p->NDaughters())
48 return kFALSE;
49
50 for (UInt_t i=0; i<p->NDaughters(); ++i)
51 if (!HasDaughter(p->Daughter(i)))
52 return kFALSE;
53
54 return kTRUE;
55 }
56
57 //--------------------------------------------------------------------------------------------------
58 Double_t DecayParticle::PdgMass() const
59 {
60 // Get mass from pdg lookup.
61
62 TParticlePDG *pdgEntry = ParticlePdgEntry();
63 if (pdgEntry)
64 return pdgEntry->Mass();
65 else {
66 Error("PdgMass",
67 "Absolute pdg code %i not found in table, returning mass=-99.0 GeV", fAbsPdgId);
68 return -99.0;
69 }
70 }