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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 | ||
88cb7938 | 16 | /* $Id$ */ |
cc80f89e | 17 | |
18 | /////////////////////////////////////////////////////////////////////////////// | |
19 | // // | |
20 | // Time Projection Chamber clusters objects // | |
21 | // | |
22 | // Origin: Marian Ivanov , GSI Darmstadt | |
23 | // // | |
24 | // // | |
25 | // // | |
26 | /////////////////////////////////////////////////////////////////////////////// | |
27 | #include "TError.h" | |
28 | #include "TClass.h" | |
29 | #include <TROOT.h> | |
c9787763 | 30 | #include "AliComplexCluster.h" |
cc80f89e | 31 | #include "AliClusters.h" |
cc80f89e | 32 | #include "TMarker.h" |
33 | ||
34 | ||
35 | const Int_t kDefSize = 1; //defalut size | |
36 | ||
37 | ||
38 | ClassImp(AliClusters) | |
39 | ||
40 | //***************************************************************************** | |
41 | // | |
42 | //_____________________________________________________________________________ | |
179c6296 | 43 | AliClusters::AliClusters() |
44 | :AliSegmentID(), | |
45 | fClusters(0), | |
46 | fNclusters(0), | |
47 | fClass(0) | |
cc80f89e | 48 | { |
49 | // | |
50 | //default constructor | |
73042f01 | 51 | // |
cc80f89e | 52 | |
179c6296 | 53 | } |
54 | //________________________________________________________________________ | |
55 | AliClusters::AliClusters(const AliClusters ¶m) | |
56 | :AliSegmentID(), | |
57 | fClusters(0), | |
58 | fNclusters(0), | |
59 | fClass(0) | |
60 | { | |
61 | // | |
62 | // copy constructor - dummy | |
63 | // | |
64 | fNclusters = param.fNclusters; | |
65 | } | |
66 | AliClusters & AliClusters::operator =(const AliClusters & param) | |
67 | { | |
68 | // | |
69 | // assignment operator - dummy | |
70 | // | |
71 | fNclusters=param.fNclusters; | |
72 | return (*this); | |
73 | } | |
73042f01 | 74 | //________________________________________________________________________ |
75 | AliClusters::~AliClusters() | |
76 | { | |
77 | // | |
78 | //default destructor | |
79 | // | |
a0f67dc8 | 80 | if (fClusters !=0) fClusters->Delete(); |
73042f01 | 81 | delete fClusters; |
82 | } | |
83 | ||
84 | //_________________________________________________________________________ | |
85 | ||
cc80f89e | 86 | Bool_t AliClusters::SetClass(const Text_t *classname) |
87 | { | |
88 | // | |
89 | //set class of stored object | |
90 | if ( fClass !=0 ) { | |
bb5e9dae | 91 | // delete fClass; |
cc80f89e | 92 | fClass = 0; |
93 | } | |
94 | ||
95 | if (!gROOT) | |
96 | ::Fatal("AliClusters::SetClass", "ROOT system not initialized"); | |
97 | ||
98 | fClass = gROOT->GetClass(classname); | |
99 | if (!fClass) { | |
100 | Error("AliClusters", "%s is not a valid class name", classname); | |
101 | return kFALSE; | |
102 | } | |
73042f01 | 103 | if (!fClass->InheritsFrom(TObject::Class())) { |
104 | Error("AliClusters", "%s does not inherit from TObject", classname); | |
105 | return kFALSE; | |
106 | } | |
cc80f89e | 107 | return kTRUE; |
108 | } | |
109 | ||
110 | //_____________________________________________________________________________ | |
111 | void AliClusters::SetArray(Int_t length) | |
112 | { | |
113 | // | |
114 | // construct Clones array of object | |
115 | // | |
116 | if (fClusters!=0) delete fClusters; | |
117 | if (fClass==0){ | |
118 | Error("AliClusters", "cluster type not initialised \n SetClass before!"); | |
119 | return; | |
120 | } | |
121 | fClusters = new TClonesArray(fClass->GetName(),length); | |
122 | } | |
123 | ||
124 | ||
125 | ||
126 | //_____________________________________________________________________________ | |
73042f01 | 127 | const TObject* AliClusters::operator[](Int_t i) |
cc80f89e | 128 | { |
129 | // | |
130 | // return cluster at internal position i | |
131 | // | |
132 | if (fClusters==0) return 0; | |
73042f01 | 133 | return fClusters->UncheckedAt(i); |
cc80f89e | 134 | } |
135 | //_____________________________________________________________________________ | |
136 | void AliClusters::Sort() | |
137 | { | |
138 | // sort cluster | |
139 | if (fClusters!=0) fClusters->Sort(); | |
140 | } | |
141 | ||
142 | //_____________________________________________________________________________ | |
73042f01 | 143 | TObject * AliClusters::InsertCluster( const TObject * c) |
cc80f89e | 144 | { |
145 | // | |
146 | // Add a simulated cluster copy to the list | |
147 | // | |
148 | if (fClass==0) { | |
149 | Error("AliClusters", "class type not specified"); | |
150 | return 0; | |
151 | } | |
152 | if(!fClusters) fClusters=new TClonesArray(fClass->GetName(),1000); | |
153 | TClonesArray &lclusters = *fClusters; | |
c9787763 | 154 | return new(lclusters[fNclusters++]) AliComplexCluster(*((AliComplexCluster*)c)); |
cc80f89e | 155 | } |
156 | ||
157 | //_____________________________________________________________________________ | |
158 | Int_t AliClusters::Find(Double_t y) const | |
159 | { | |
160 | // | |
161 | // return index of cluster nearest to given y position | |
162 | // | |
c9787763 | 163 | AliComplexCluster* cl; |
164 | cl=(AliComplexCluster*)fClusters->UncheckedAt(0); | |
b9671574 | 165 | if (y <= cl->GetY()) return 0; |
c9787763 | 166 | cl=(AliComplexCluster*)fClusters->UncheckedAt(fNclusters-1); |
b9671574 | 167 | if (y > cl->GetY()) return fNclusters; |
cc80f89e | 168 | Int_t b=0, e=fNclusters-1, m=(b+e)/2; |
169 | for (; b<e; m=(b+e)/2) { | |
c9787763 | 170 | cl = (AliComplexCluster*)fClusters->UncheckedAt(m); |
b9671574 | 171 | if (y > cl->GetY()) b=m+1; |
cc80f89e | 172 | else e=m; |
173 | } | |
174 | return m; | |
175 | } | |
176 | ||
177 | ||
178 | //_____________________________________________________________________________ | |
179 | ||
73042f01 | 180 | void AliClusters::DrawClusters(Float_t shiftx, Float_t shifty, |
cc80f89e | 181 | Int_t color, Int_t size, Int_t style) |
182 | { | |
183 | ||
184 | if (fClusters==0) return; | |
185 | //draw marker for each of cluster | |
186 | Int_t ncl=fClusters->GetEntriesFast(); | |
187 | for (Int_t i=0;i<ncl;i++){ | |
c9787763 | 188 | AliComplexCluster *cl = (AliComplexCluster*)fClusters->UncheckedAt(i); |
cc80f89e | 189 | TMarker * marker = new TMarker; |
b9671574 | 190 | marker->SetX(cl->GetX()+shiftx); |
191 | marker->SetY(cl->GetY()+shifty); | |
cc80f89e | 192 | marker->SetMarkerSize(size); |
193 | marker->SetMarkerStyle(style); | |
194 | marker->SetMarkerColor(color); | |
195 | marker->Draw(); | |
196 | } | |
197 | } | |
198 |