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54472e4f | 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" | |
3a887e1a | 25 | #include "TLinearFitter.h" |
26 | #include "TVectorD.h" | |
54472e4f | 27 | |
28 | ClassImp(AliTPCSensorTempArray) | |
29 | ||
54472e4f | 30 | |
31 | //_____________________________________________________________________________ | |
24938b4c | 32 | AliTPCSensorTempArray::AliTPCSensorTempArray():AliDCSSensorArray() |
54472e4f | 33 | { |
34 | // | |
35 | // AliTPCSensorTempArray default constructor | |
36 | // | |
ffa7e8be | 37 | |
54472e4f | 38 | } |
39 | //_____________________________________________________________________________ | |
24938b4c | 40 | AliTPCSensorTempArray::AliTPCSensorTempArray(Int_t run) : AliDCSSensorArray() |
54472e4f | 41 | { |
24938b4c | 42 | // |
43 | // Read configuration from OCDB | |
44 | // | |
45 | ||
46 | ||
47 | AliCDBEntry *entry = | |
48 | AliCDBManager::Instance()->Get("TPC/Config/Temperature",run); | |
49 | TTree *tree = (TTree*) entry->GetObject(); | |
50 | fSensors = AliTPCSensorTemp::ReadTree(tree); | |
51 | fSensors->BypassStreamer(kFALSE); | |
52 | ||
54472e4f | 53 | } |
54 | //_____________________________________________________________________________ | |
ffa7e8be | 55 | AliTPCSensorTempArray::AliTPCSensorTempArray(UInt_t startTime, UInt_t endTime, |
24938b4c | 56 | TTree* confTree) |
57 | :AliDCSSensorArray() | |
54472e4f | 58 | { |
59 | // | |
24938b4c | 60 | // AliTPCSensorTempArray constructor for Shuttle preprocessor |
61 | // (confTree read from OCDB) | |
54472e4f | 62 | // |
24938b4c | 63 | fSensors = AliTPCSensorTemp::ReadTree(confTree); |
64 | fSensors->BypassStreamer(kFALSE); | |
54472e4f | 65 | fStartTime = TTimeStamp(startTime); |
66 | fEndTime = TTimeStamp(endTime); | |
54472e4f | 67 | } |
68 | ||
69 | //_____________________________________________________________________________ | |
70 | AliTPCSensorTempArray::AliTPCSensorTempArray(const char *fname) : | |
24938b4c | 71 | AliDCSSensorArray() |
54472e4f | 72 | { |
73 | // | |
74 | // AliTPCSensorTempArray constructor | |
75 | // | |
49dfd67a | 76 | fSensors = AliTPCSensorTemp::ReadList(fname); |
54472e4f | 77 | fSensors->BypassStreamer(kFALSE); |
54472e4f | 78 | } |
79 | ||
80 | ||
81 | //_____________________________________________________________________________ | |
82 | AliTPCSensorTempArray::AliTPCSensorTempArray(const AliTPCSensorTempArray &c): | |
24938b4c | 83 | AliDCSSensorArray(c) |
54472e4f | 84 | { |
85 | // | |
86 | // AliTPCSensorTempArray copy constructor | |
87 | // | |
88 | ||
89 | } | |
90 | ||
91 | ///_____________________________________________________________________________ | |
92 | AliTPCSensorTempArray::~AliTPCSensorTempArray() | |
93 | { | |
94 | // | |
95 | // AliTPCSensorTempArray destructor | |
96 | // | |
54472e4f | 97 | } |
98 | ||
99 | //_____________________________________________________________________________ | |
100 | AliTPCSensorTempArray &AliTPCSensorTempArray::operator=(const AliTPCSensorTempArray &c) | |
101 | { | |
102 | // | |
103 | // Assignment operator | |
104 | // | |
105 | ||
106 | if (this != &c) ((AliTPCSensorTempArray &) c).Copy(*this); | |
107 | return *this; | |
108 | ||
109 | } | |
110 | ||
111 | //_____________________________________________________________________________ | |
112 | void AliTPCSensorTempArray::Copy(TObject &c) const | |
113 | { | |
114 | // | |
115 | // Copy function | |
116 | // | |
117 | ||
118 | TObject::Copy(c); | |
119 | } | |
120 | //_____________________________________________________________________________ | |
24938b4c | 121 | void AliTPCSensorTempArray::ReadSensors(const char *dbEntry) |
54472e4f | 122 | { |
123 | // | |
124 | // Read list of temperature sensors from text file | |
125 | // | |
24938b4c | 126 | AliCDBEntry *entry = AliCDBManager::Instance()->Get(dbEntry); |
127 | TTree *tree = (TTree*) entry->GetObject(); | |
128 | fSensors = AliTPCSensorTemp::ReadTree(tree); | |
54472e4f | 129 | |
24938b4c | 130 | } |
54472e4f | 131 | |
e4dce695 | 132 | //_____________________________________________________________________________ |
133 | AliTPCSensorTemp* AliTPCSensorTempArray::GetSensor(Int_t type, Int_t side, Int_t sector, Int_t num) | |
134 | { | |
135 | // | |
136 | // Return sensor information for sensor specified by type, side, sector and num | |
137 | // | |
138 | Int_t nsensors = fSensors->GetEntries(); | |
139 | for (Int_t isensor=0; isensor<nsensors; isensor++) { | |
140 | AliTPCSensorTemp *entry = (AliTPCSensorTemp*)fSensors->At(isensor); | |
141 | if (entry->GetSide() == side && | |
142 | entry->GetType() == type && | |
143 | entry->GetSector() == sector && | |
144 | entry->GetNum() == num ) return entry; | |
145 | } | |
146 | return 0; | |
147 | } | |
148 | //_____________________________________________________________________________ | |
49dfd67a | 149 | |
e4dce695 | 150 | AliTPCSensorTemp* AliTPCSensorTempArray::GetSensor(Int_t IdDCS){ |
151 | return dynamic_cast<AliTPCSensorTemp*>(AliDCSSensorArray::GetSensor(IdDCS)); | |
152 | } | |
153 | //_____________________________________________________________________________ | |
49dfd67a | 154 | |
e4dce695 | 155 | AliTPCSensorTemp* AliTPCSensorTempArray::GetSensor(Double_t x, Double_t y, Double_t z){ |
156 | return dynamic_cast<AliTPCSensorTemp*>(AliDCSSensorArray::GetSensor(x,y,z)); | |
157 | } | |
3a887e1a | 158 | //_____________________________________________________________________________ |
159 | ||
160 | Double_t AliTPCSensorTempArray::GetTempGradientY(UInt_t timeSec, Int_t side){ | |
161 | // | |
162 | // Extract Linear Vertical Temperature Gradient [K/cm] within the TPC on | |
163 | // Shaft Side(A): 0 | |
164 | // Muon Side(C): 1 | |
165 | // Values based on TemperatureSensors within the TPC (type: 3(TPC)) | |
166 | // | |
167 | // FIXME: Also return residual-distribution, covariance Matrix | |
168 | // or simply chi2 for validity check? | |
169 | // | |
170 | ||
171 | TLinearFitter fitter(3,"x0++x1++x2"); | |
172 | TVectorD param(3); | |
173 | Int_t i = 0; | |
174 | ||
175 | Int_t nsensors = fSensors->GetEntries(); | |
176 | for (Int_t isensor=0; isensor<nsensors; isensor++) { // loop over all sensors | |
177 | AliTPCSensorTemp *entry = (AliTPCSensorTemp*)fSensors->At(isensor); | |
178 | ||
179 | if (entry->GetType()==3 && entry->GetSide()==side) { // take SensorType:TPC | |
180 | Double_t x[3]; | |
181 | x[0]=1; | |
182 | x[1]=entry->GetX(); | |
183 | x[2]=entry->GetY(); | |
184 | Double_t y = entry->GetValue(timeSec); // get temperature value | |
185 | fitter.AddPoint(x,y,1); // add values to LinearFitter | |
186 | i++; | |
187 | } | |
188 | ||
189 | } | |
190 | fitter.Eval(); | |
191 | fitter.GetParameters(param); | |
192 | ||
193 | return param[2]; // return vertical (Y) tempGradient | |
194 | ||
195 | } |