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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 | /////////////////////////////////////////////////////////////////////////////// | |
18 | // // | |
19 | // TPC calibration class for parameters which saved per pad // | |
20 | // Authors: Marian Ivanov and Haavard Helstrup // | |
21 | // // | |
22 | /////////////////////////////////////////////////////////////////////////////// | |
23 | ||
24 | #include "AliTPCSensorTempArray.h" | |
25 | #include "TLinearFitter.h" | |
26 | #include "TVectorD.h" | |
27 | #include "AliLog.h" | |
28 | ||
29 | ||
30 | ||
31 | ClassImp(AliTPCSensorTempArray) | |
32 | ||
33 | ||
34 | //_____________________________________________________________________________ | |
35 | AliTPCSensorTempArray::AliTPCSensorTempArray():AliDCSSensorArray() | |
36 | { | |
37 | // | |
38 | // AliTPCSensorTempArray default constructor | |
39 | // | |
40 | ||
41 | } | |
42 | //_____________________________________________________________________________ | |
43 | AliTPCSensorTempArray::AliTPCSensorTempArray(Int_t run) : AliDCSSensorArray() | |
44 | { | |
45 | // | |
46 | // Read configuration from OCDB | |
47 | // | |
48 | ||
49 | ||
50 | AliCDBEntry *entry = | |
51 | AliCDBManager::Instance()->Get("TPC/Config/Temperature",run); | |
52 | TTree *tree = (TTree*) entry->GetObject(); | |
53 | fSensors = AliTPCSensorTemp::ReadTree(tree); | |
54 | fSensors->BypassStreamer(kFALSE); | |
55 | ||
56 | } | |
57 | //_____________________________________________________________________________ | |
58 | AliTPCSensorTempArray::AliTPCSensorTempArray(UInt_t startTime, UInt_t endTime, | |
59 | TTree* confTree, const TString& amandaString) | |
60 | :AliDCSSensorArray() | |
61 | { | |
62 | // | |
63 | // AliTPCSensorTempArray constructor for Shuttle preprocessor | |
64 | // (confTree read from OCDB) | |
65 | // | |
66 | fSensors = AliTPCSensorTemp::ReadTree(confTree,amandaString); | |
67 | fSensors->BypassStreamer(kFALSE); | |
68 | fStartTime = TTimeStamp(startTime); | |
69 | fEndTime = TTimeStamp(endTime); | |
70 | } | |
71 | ||
72 | //_____________________________________________________________________________ | |
73 | AliTPCSensorTempArray::AliTPCSensorTempArray(const char *fname) : | |
74 | AliDCSSensorArray() | |
75 | { | |
76 | // | |
77 | // AliTPCSensorTempArray constructor | |
78 | // | |
79 | fSensors = AliTPCSensorTemp::ReadList(fname); | |
80 | fSensors->BypassStreamer(kFALSE); | |
81 | } | |
82 | ||
83 | ||
84 | //_____________________________________________________________________________ | |
85 | AliTPCSensorTempArray::AliTPCSensorTempArray(const AliTPCSensorTempArray &c): | |
86 | AliDCSSensorArray(c) | |
87 | { | |
88 | // | |
89 | // AliTPCSensorTempArray copy constructor | |
90 | // | |
91 | ||
92 | } | |
93 | ||
94 | ///_____________________________________________________________________________ | |
95 | AliTPCSensorTempArray::~AliTPCSensorTempArray() | |
96 | { | |
97 | // | |
98 | // AliTPCSensorTempArray destructor | |
99 | // | |
100 | } | |
101 | ||
102 | //_____________________________________________________________________________ | |
103 | AliTPCSensorTempArray &AliTPCSensorTempArray::operator=(const AliTPCSensorTempArray &c) | |
104 | { | |
105 | // | |
106 | // Assignment operator | |
107 | // | |
108 | if (this != &c) { | |
109 | fSensors->Delete(); | |
110 | new (this) AliTPCSensorTempArray(c); | |
111 | fSensors = (TClonesArray*)c.fSensors->Clone(); | |
112 | } | |
113 | return *this; | |
114 | } | |
115 | ||
116 | ||
117 | //_____________________________________________________________________________ | |
118 | void AliTPCSensorTempArray::ReadSensors(const char *dbEntry) | |
119 | { | |
120 | // | |
121 | // Read list of temperature sensors from text file | |
122 | // | |
123 | AliCDBEntry *entry = AliCDBManager::Instance()->Get(dbEntry); | |
124 | TTree *tree = (TTree*) entry->GetObject(); | |
125 | fSensors = AliTPCSensorTemp::ReadTree(tree); | |
126 | ||
127 | } | |
128 | ||
129 | //_____________________________________________________________________________ | |
130 | AliTPCSensorTemp* AliTPCSensorTempArray::GetSensor(Int_t type, Int_t side, Int_t sector, Int_t num) | |
131 | { | |
132 | // | |
133 | // Return sensor information for sensor specified by type, side, sector and num | |
134 | // | |
135 | Int_t nsensors = fSensors->GetEntries(); | |
136 | for (Int_t isensor=0; isensor<nsensors; isensor++) { | |
137 | AliTPCSensorTemp *entry = (AliTPCSensorTemp*)fSensors->At(isensor); | |
138 | if (entry->GetSide() == side && | |
139 | entry->GetType() == type && | |
140 | entry->GetSector() == sector && | |
141 | entry->GetNum() == num ) return entry; | |
142 | } | |
143 | return 0; | |
144 | } | |
145 | //_____________________________________________________________________________ | |
146 | ||
147 | AliTPCSensorTemp* AliTPCSensorTempArray::GetSensor(Int_t IdDCS){ | |
148 | return dynamic_cast<AliTPCSensorTemp*>(AliDCSSensorArray::GetSensor(IdDCS)); | |
149 | } | |
150 | //_____________________________________________________________________________ | |
151 | ||
152 | AliTPCSensorTemp* AliTPCSensorTempArray::GetSensor(Double_t x, Double_t y, Double_t z){ | |
153 | return dynamic_cast<AliTPCSensorTemp*>(AliDCSSensorArray::GetSensor(x,y,z)); | |
154 | } | |
155 | //_____________________________________________________________________________ | |
156 | ||
157 | Double_t AliTPCSensorTempArray::GetTempGradientY(UInt_t timeSec, Int_t side){ | |
158 | // | |
159 | // Extract Linear Vertical Temperature Gradient [K/cm] within the TPC on | |
160 | // Shaft Side(A): 0 | |
161 | // Muon Side(C): 1 | |
162 | // Values based on TemperatureSensors within the TPC (type: 3(TPC)) | |
163 | // | |
164 | // FIXME: Also return residual-distribution, covariance Matrix | |
165 | // or simply chi2 for validity check? | |
166 | // | |
167 | ||
168 | TLinearFitter fitter(3,"x0++x1++x2"); | |
169 | TVectorD param(3); | |
170 | Int_t i = 0; | |
171 | ||
172 | Int_t nsensors = fSensors->GetEntries(); | |
173 | for (Int_t isensor=0; isensor<nsensors; isensor++) { // loop over all sensors | |
174 | AliTPCSensorTemp *entry = (AliTPCSensorTemp*)fSensors->At(isensor); | |
175 | ||
176 | if (entry->GetType()==3 && entry->GetSide()==side) { // take SensorType:TPC | |
177 | Double_t x[3]; | |
178 | x[0]=1; | |
179 | x[1]=entry->GetX(); | |
180 | x[2]=entry->GetY(); | |
181 | Double_t y = entry->GetValue(timeSec); // get temperature value | |
182 | fitter.AddPoint(x,y,1); // add values to LinearFitter | |
183 | i++; | |
184 | } | |
185 | ||
186 | } | |
187 | fitter.Eval(); | |
188 | fitter.GetParameters(param); | |
189 | ||
190 | return param[2]; // return vertical (Y) tempGradient | |
191 | ||
192 | } |