enabling keyword substitution
[u/mrichter/AliRoot.git] / STEER / AliAODTracklets.cxx
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21b22f32 1/**************************************************************************
2 * Copyright(c) 1998-2007, ALICE Experiment at CERN, All rights reserved. *
3 * *
4 * Author: The ALICE Off-line Project. *
5 * Contributors are mentioned in the code where appropriate. *
6 * *
7 * Permission to use, copy, modify and distribute this software and its *
8 * documentation strictly for non-commercial purposes is hereby granted *
9 * without fee, provided that the above copyright notice appears in all *
10 * copies and that both the copyright notice and this permission notice *
11 * appear in the supporting documentation. The authors make no claims *
12 * about the suitability of this software for any purpose. It is *
13 * provided "as is" without express or implied warranty. *
14 **************************************************************************/
15
16/* $Id$ */
17
18//-------------------------------------------------------------------------
19// AOD class to store tracklets
20// Author: Jan Fiete Grosse-Oetringhaus, CERN
21// Class created from AliMultiplicity
22//-------------------------------------------------------------------------
23
24#include "AliAODTracklets.h"
25
26ClassImp(AliAODTracklets)
27
28AliAODTracklets::AliAODTracklets() : TNamed(), fNTracks(0), fTheta(0), fPhi(0), fDeltaPhi(0), fLabels(0)
29{
30 // default constructor
31}
32
33AliAODTracklets::AliAODTracklets(const char* name, const char* title) : TNamed(name, title), fNTracks(0), fTheta(0), fPhi(0), fDeltaPhi(0), fLabels(0)
34{
35 // TNamed constructor
36}
37
38void AliAODTracklets::CreateContainer(Int_t nTracks)
39{
40 // function that creates container to store tracklets
41
42 DeleteContainer();
43
44 fNTracks = nTracks;
45
f51b5257 46 if (fNTracks <= 0) {
47 fNTracks = 0;
21b22f32 48 return;
f51b5257 49 }
21b22f32 50
d59deed5 51 fTheta = new Double32_t[fNTracks];
52 fPhi = new Double32_t[fNTracks];
53 fDeltaPhi = new Double32_t[fNTracks];
21b22f32 54 fLabels = new Int_t[fNTracks];
55}
56
57AliAODTracklets::~AliAODTracklets()
58{
59 // destructor
60
61 DeleteContainer();
62}
63
64void AliAODTracklets::DeleteContainer()
65{
66 // deletes allocated memory
67
68 if (fTheta)
69 {
70 delete[] fTheta;
71 fTheta = 0;
72 }
73
74 if (fPhi)
75 {
76 delete[] fPhi;
77 fPhi = 0;
78 }
79
80 if (fDeltaPhi)
81 {
82 delete[] fDeltaPhi;
83 fDeltaPhi = 0;
84 }
85
86 if (fLabels)
87 {
88 delete[] fLabels;
89 fLabels = 0;
90 }
91
92 fNTracks = 0;
93}
94
d59deed5 95Bool_t AliAODTracklets::SetTracklet(Int_t pos, Double32_t theta, Double32_t phi, Double32_t deltaPhi, Int_t label)
21b22f32 96{
97 // Sets a tracklet at the given position
98
99 if (pos < 0 || pos >= fNTracks)
100 return kFALSE;
101
102 fTheta[pos] = theta;
103 fPhi[pos] = phi;
104 fDeltaPhi[pos] = deltaPhi;
105 fLabels[pos] = label;
106
107 return kTRUE;
108}