]>
Commit | Line | Data |
---|---|---|
eb38ed55 | 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 | /* $Id: AliTRDtrackingSector.cxx 23810 2008-02-08 09:00:27Z hristov $ */ | |
17 | ||
18 | /////////////////////////////////////////////////////////////////////////////// | |
19 | // // | |
20 | // Tracking data container for one sector // | |
21 | // // | |
22 | // Authors: // | |
23 | // Alex Bercuci <A.Bercuci@gsi.de> // | |
24 | // Markus Fasel <M.Fasel@gsi.de> // | |
25 | // // | |
26 | /////////////////////////////////////////////////////////////////////////////// | |
27 | ||
28 | #include "AliTRDtrackingSector.h" | |
29 | #include "AliTRDcalibDB.h" | |
30 | #include "AliTRDCommonParam.h" | |
31 | #include "AliTRDgeometry.h" | |
32 | #include "AliTRDpadPlane.h" | |
33 | #include "AliTRDtrackingChamber.h" | |
34 | ||
35 | ClassImp(AliTRDtrackingSector) | |
36 | ||
37 | //_____________________________________________________________________________ | |
38 | AliTRDtrackingSector::AliTRDtrackingSector() | |
39 | :fTimeBinsPerPlane(0) | |
40 | ,fSector(-1) | |
41 | ,fN(0) | |
42 | ,fGeom(0x0) | |
43 | { | |
44 | // Default constructor | |
45 | ||
46 | for(int ic=0; ic<kNChambersSector; ic++){ | |
47 | fChamber[ic] = 0x0; | |
48 | fIndex[ic] = -1; | |
49 | } | |
50 | for(int ip=0; ip<AliTRDgeometry::kNplan; ip++) fX0[ip] = 0.; | |
51 | } | |
52 | ||
53 | //_____________________________________________________________________________ | |
54 | AliTRDtrackingSector::AliTRDtrackingSector(AliTRDgeometry *geo, Int_t gs, Int_t tb) | |
55 | :fTimeBinsPerPlane(tb) | |
56 | ,fSector(gs) | |
57 | ,fN(0) | |
58 | ,fGeom(geo) | |
59 | { | |
60 | // | |
61 | // AliTRDtrackingSector Constructor | |
62 | // | |
63 | ||
64 | for(int ic=0; ic<kNChambersSector; ic++){ | |
65 | fChamber[ic] = 0x0; | |
66 | fIndex[ic] = -1; | |
67 | } | |
68 | for(int ip=0; ip<AliTRDgeometry::kNplan; ip++) fX0[ip] = 0.; | |
69 | } | |
70 | ||
71 | //_____________________________________________________________________________ | |
72 | AliTRDtrackingSector::AliTRDtrackingSector(const AliTRDtrackingSector &/*t*/) | |
73 | :fTimeBinsPerPlane(0) | |
74 | ,fSector(-1) | |
75 | ,fN(0) | |
76 | ,fGeom(0x0) | |
77 | { | |
78 | // | |
79 | // Copy constructor | |
80 | // | |
81 | ||
82 | } | |
83 | ||
84 | //_____________________________________________________________________________ | |
85 | AliTRDtrackingSector::~AliTRDtrackingSector() | |
86 | { | |
87 | // | |
88 | // Destructor | |
89 | // | |
90 | ||
91 | } | |
92 | ||
93 | //_____________________________________________________________________________ | |
94 | void AliTRDtrackingSector::Init() | |
95 | { | |
96 | // Steer building of tracking chambers and build tracking sector. | |
97 | // Propagate radial position information (calibration/alignment aware) from chambers to sector level | |
98 | // | |
99 | ||
100 | AliTRDtrackingChamber *tc = 0x0; int ic = 0; | |
101 | while((tc = fChamber[ic++])) tc->Build(fGeom); | |
102 | ||
103 | Int_t np; | |
104 | for(int ip=0; ip<AliTRDgeometry::kNplan; ip++){ | |
105 | fX0[ip] = 0.; np = 0; | |
106 | for(int is=0; is<AliTRDgeometry::kNcham; is++){ | |
107 | Int_t idx = is*AliTRDgeometry::kNplan + ip; | |
108 | if(fIndex[idx]<0) continue; | |
109 | tc = GetChamber(fIndex[idx]); | |
110 | fX0[ip] += tc->GetX(); np++; | |
111 | } | |
112 | if(!np){ | |
113 | //printf("Could not estimate radial position of plane %d in sector %d.\n", ip, fSector); | |
114 | continue; | |
115 | } | |
116 | fX0[ip] /= Float_t(np); | |
117 | } | |
118 | } | |
119 | //_____________________________________________________________________________ | |
120 | void AliTRDtrackingSector::Clear(const Option_t *opt) | |
121 | { | |
122 | // Reset counters and steer chamber clear | |
123 | ||
124 | for(Int_t ich=0; ich<fN; ich++){ | |
125 | fChamber[ich]->Clear(opt); | |
126 | delete fChamber[ich]; fChamber[ich] = 0x0; // I would avoid | |
127 | } | |
128 | for(Int_t ich=0; ich<kNChambersSector; ich++) fIndex[ich] = -1; | |
129 | fN = 0; | |
130 | } | |
131 | ||
132 | //_____________________________________________________________________________ | |
133 | AliTRDtrackingChamber* AliTRDtrackingSector::GetChamber(Int_t stack, Int_t plane, Bool_t build) | |
134 | { | |
135 | // Return chamber at position (stack, plane) in current | |
136 | // sector or build a new one if it is not already created | |
137 | ||
138 | Int_t ch = stack*AliTRDgeometry::kNplan + plane; | |
139 | if(fIndex[ch] >= 0) return fChamber[Int_t(fIndex[ch])]; | |
140 | else if(!build) return 0x0; | |
141 | ||
142 | // CHAMBER HAS TO BE BUILD | |
143 | Int_t rch = ch;do rch--; while(rch>=0 && fIndex[rch]<0); | |
144 | fIndex[ch] = rch >=0 ? fIndex[rch]+1 : 0; | |
145 | fN++; | |
146 | ||
147 | memmove(&fChamber[Int_t(fIndex[ch])+1], &fChamber[Int_t(fIndex[ch])], (kNChambersSector-fIndex[ch]-1)*sizeof(void*)); | |
148 | for(Int_t ic = ch+1; ic<kNChambersSector; ic++) fIndex[ic] += fIndex[ic] >= 0 ? 1 : 0; | |
149 | ||
150 | return fChamber[Int_t(fIndex[ch])] = new AliTRDtrackingChamber(AliTRDgeometry::GetDetector(plane, stack, fSector)); | |
151 | } | |
152 | ||
153 | //_____________________________________________________________________________ | |
154 | AliTRDtrackingChamber** AliTRDtrackingSector::GetStack(Int_t stack) | |
155 | { | |
156 | // Return chamber at position (stack, plane) in current | |
157 | // sector or build a new one if it is not already created | |
158 | ||
159 | if(stack<0 || stack>=AliTRDgeometry::kNcham) return 0x0; | |
160 | ||
161 | Int_t ich, n = 0; | |
162 | for(int ip=0; ip<AliTRDgeometry::kNplan; ip++){ | |
163 | ich = stack*AliTRDgeometry::kNplan + ip; | |
164 | if(fIndex[ich] < 0) fStack[ip] = 0x0; | |
165 | else{ | |
166 | fStack[ip] = fChamber[Int_t(fIndex[ich])]; | |
167 | n++; | |
168 | } | |
169 | } | |
170 | ||
171 | return n ? &fStack[0] : 0x0; | |
172 | } | |
173 | ||
174 | //_____________________________________________________________________________ | |
175 | void AliTRDtrackingSector::Print(Option_t *) | |
176 | { | |
177 | // Dump info about this tracking sector and the tracking chamber within | |
178 | // | |
179 | ||
180 | printf("\tSector %2d\n", fSector); | |
181 | for(int ip=0; ip<6; ip++){ | |
182 | for(int is =0; is<5; is++){ | |
183 | Int_t ch = is*AliTRDgeometry::kNplan + ip; | |
184 | printf("%2d[%2d] ", fIndex[ch], fIndex[ch]>=0 ? fChamber[Int_t(fIndex[ch])]->GetNClusters() : 0); | |
185 | } | |
186 | printf("\n"); | |
187 | } | |
188 | ||
189 | } |