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cc80f89e | 1 | /************************************************************************** |
2 | * Copyright(c) 1998-1999, 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 | /* | |
17 | $Log$ | |
7775178f | 18 | Revision 1.2 2000/04/17 09:37:33 kowal2 |
19 | removed obsolete AliTPCDigitsDisplay.C | |
20 | ||
cc80f89e | 21 | Revision 1.1.4.2 2000/04/10 11:34:02 kowal2 |
22 | ||
23 | Clusters handling in a new data structure | |
24 | ||
25 | */ | |
26 | ||
27 | ||
28 | /////////////////////////////////////////////////////////////////////////////// | |
29 | // // | |
30 | // Time Projection Chamber clusters objects // | |
31 | // | |
32 | // Origin: Marian Ivanov , GSI Darmstadt | |
33 | // // | |
34 | // // | |
35 | // // | |
36 | /////////////////////////////////////////////////////////////////////////////// | |
37 | #include "AliTPC.h" | |
38 | #include "AliTPCCluster.h" | |
39 | #include "TClonesArray.h" | |
40 | #include "TDirectory.h" | |
41 | ||
42 | ||
43 | const Int_t kDefSize = 1; //defalut size | |
44 | ||
45 | ||
46 | ClassImp(AliTPCClustersRow) | |
47 | ||
48 | ||
49 | //***************************************************************************** | |
50 | // | |
51 | //_____________________________________________________________________________ | |
52 | AliTPCClustersRow::AliTPCClustersRow() | |
53 | { | |
54 | // | |
55 | //default constructor | |
56 | fNclusters=0; | |
7775178f | 57 | fClusters = new TClonesArray("AliTPCcluster",kDefSize); |
58 | fParam = 0; | |
cc80f89e | 59 | } |
60 | //_____________________________________________________________________________ | |
61 | AliTPCClustersRow::AliTPCClustersRow(Int_t size) | |
62 | { | |
63 | fNclusters=0; | |
64 | fClusters = new TClonesArray("AliTPCcluster",size); | |
65 | } | |
66 | ||
67 | //_____________________________________________________________________________ | |
68 | const AliTPCcluster* AliTPCClustersRow::operator[](Int_t i) | |
69 | { | |
70 | // | |
71 | // return cluster at internal position i | |
72 | // | |
73 | if (fClusters==0) return 0; | |
74 | void * cl = fClusters->UncheckedAt(i); | |
75 | if (cl==0) return 0; | |
76 | return (AliTPCcluster*)cl; | |
77 | } | |
78 | //_____________________________________________________________________________ | |
79 | void AliTPCClustersRow::Sort() | |
80 | { | |
81 | // sort cluster | |
82 | if (fClusters) fClusters->Sort(); | |
83 | } | |
84 | ||
85 | //_____________________________________________________________________________ | |
86 | void AliTPCClustersRow::InsertCluster(const AliTPCcluster * c) | |
87 | { | |
88 | // | |
89 | // Add a simulated cluster copy to the list | |
90 | // | |
91 | if(!fClusters) fClusters=new TClonesArray("AliTPCcluster",1000); | |
92 | TClonesArray &lclusters = *fClusters; | |
93 | new(lclusters[fNclusters++]) AliTPCcluster(*c); | |
94 | } | |
95 | ||
96 | //_____________________________________________________________________________ | |
97 | Int_t AliTPCClustersRow::Find(Double_t y) const | |
98 | { | |
99 | // | |
100 | // return index of cluster nearest to given y position | |
101 | // | |
102 | AliTPCcluster* cl; | |
103 | cl=(AliTPCcluster*)fClusters->UncheckedAt(0); | |
104 | if (y <= cl->fY) return 0; | |
105 | cl=(AliTPCcluster*)fClusters->UncheckedAt(fNclusters-1); | |
106 | if (y > cl->fY) return fNclusters; | |
107 | //if (y <= clusters[0]->fY) return 0; | |
108 | //if (y > clusters[num_of_clusters-1]->fY) return num_of_clusters; | |
109 | Int_t b=0, e=fNclusters-1, m=(b+e)/2; | |
110 | // Int_t b=0, e=num_of_clusters-1, m=(b+e)/2; | |
111 | for (; b<e; m=(b+e)/2) { | |
112 | cl = (AliTPCcluster*)fClusters->UncheckedAt(m); | |
113 | if (y > cl->fY) b=m+1; | |
114 | // if (y > clusters[m]->fY) b=m+1; | |
115 | else e=m; | |
116 | } | |
117 | return m; | |
118 | } | |
119 | ||
120 | ||
121 | //_____________________________________________________________________________ | |
122 | ||
123 | ClassImp(AliTPCClustersArray) | |
124 | ||
125 | AliTPCClustersArray::AliTPCClustersArray() | |
126 | { | |
127 | fParam = 0; | |
128 | } | |
129 | ||
130 | AliTPCClustersArray::~AliTPCClustersArray() | |
131 | { | |
132 | // | |
133 | //object is only owner of fParam | |
134 | // | |
135 | if (fParam) delete fParam; | |
136 | } | |
137 | ||
138 | const AliTPCClustersRow * AliTPCClustersArray::GetRow(Int_t sector,Int_t row) | |
139 | { | |
140 | // | |
141 | //return clusters ((AliTPCClustersRow *) per given sector and padrow | |
142 | // | |
143 | if (fParam==0) return 0; | |
144 | Int_t index = fParam->GetIndex(sector,row); | |
145 | return (AliTPCClustersRow *)(*this)[index]; | |
146 | } | |
147 | ||
148 | Bool_t AliTPCClustersArray::LoadRow(Int_t sector,Int_t row) | |
149 | { | |
150 | // | |
151 | //return clusters ((AliTPCClustersRow *) per given sector and padrow | |
152 | // | |
153 | if (fParam==0) return 0; | |
154 | Int_t index = fParam->GetIndex(sector,row); | |
155 | return LoadSegment(index); | |
156 | } | |
157 | ||
158 | Bool_t AliTPCClustersArray::StoreRow(Int_t sector,Int_t row) | |
159 | { | |
160 | // | |
161 | //return clusters ((AliTPCClustersRow *) per given sector and padrow | |
162 | // | |
163 | if (fParam==0) return 0; | |
164 | Int_t index = fParam->GetIndex(sector,row); | |
165 | StoreSegment(index); | |
166 | return kTRUE; | |
167 | } | |
168 | ||
169 | ||
170 | ||
171 | Bool_t AliTPCClustersArray::Setup(AliTPCParam *param) | |
172 | { | |
173 | // | |
174 | //setup function to adjust array parameters | |
175 | // | |
176 | if (param==0) return kFALSE; | |
177 | fParam = new AliTPCParam(*param); | |
178 | return MakeArray(fParam->GetNRowsTotal()); | |
179 | } |