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1 | /* $Id$ */ |
2 | |
3 | // Script to create calibration parameters and store them into CDB |
4 | // Two sets of calibration parameters can be created: |
5 | // 1) equal parameters |
6 | // 2) randomly distributed parameters for decalibrated detector silumations |
7 | |
8 | void AliPHOSSetCDB() |
9 | { |
10 | menu = new TControlBar("vertical","PHOS CDB"); |
11 | menu->AddButton("Help to run PHOS CDB","Help()", |
12 | "Explains how to use PHOS CDS menus"); |
13 | menu->AddButton("Equal CC","SetCC(0)", |
14 | "Set equal calibration coefficients"); |
15 | menu->AddButton("Decalibrate","SetCC(1)", |
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16 | "Set random decalibration calibration coefficients"); |
17 | menu->AddButton("Real equal CC","GetCC(0)", |
18 | "Read initial equal calibration coefficients"); |
19 | menu->AddButton("Real random CC","GetCC(1)", |
20 | "Read random decalibration calibration coefficients"); |
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21 | menu->Show(); |
22 | } |
23 | |
24 | //------------------------------------------------------------------------ |
25 | Help() |
26 | { |
27 | char *string = |
28 | "\nSet calibration parameters and write them into ALICE CDB. |
29 | Press button \"Equal CC\" to create equal pedestals and gain factors. |
30 | Press button \"Decalibrate\" to create random pedestals and gain factors to imitate decalibrated detector\n"; |
31 | printf(string); |
32 | } |
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33 | |
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34 | //------------------------------------------------------------------------ |
35 | SetCC(Int_t flag=0) |
36 | { |
37 | // Writing calibration coefficients into the Calibration DB |
38 | // Arguments: |
39 | // flag=0: all calibration coefficients are equal |
40 | // flag=1: all calibration coefficients random (decalibration) |
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41 | // Author: Boris Polishchuk (Boris.Polichtchouk at cern.ch) |
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42 | |
43 | TString DBFolder; |
44 | Int_t firstRun = 0; |
45 | Int_t lastRun = 10; |
46 | Int_t beamPeriod = 1; |
47 | char* objFormat; |
48 | |
49 | if (flag == 0) { |
50 | DBFolder ="InitCalibDB"; |
51 | firstRun = 0; |
52 | lastRun = 0; |
53 | objFormat = "PHOS initial gain factors and pedestals"; |
54 | } |
55 | else if (flag == 1) { |
56 | DBFolder ="DeCalibDB"; |
57 | firstRun = 0; |
58 | lastRun = 10; |
59 | objFormat = "PHOS random pedestals and ADC gain factors (5x64x56)"; |
60 | } |
61 | |
62 | // create DB directory |
63 | if(!gSystem->OpenDirectory(DBFolder)){ |
64 | printf("Warning: folder %s does not exist, I will create it!", |
65 | DBFolder.Data()); |
66 | TString command = "mkdir "+ DBFolder; |
67 | gSystem->Exec(command.Data()); |
68 | } |
69 | |
70 | AliPHOSCalibData *calibda=new AliPHOSCalibData("PHOS"); |
71 | |
72 | Float_t fADCpedestalEmc = 0.005; |
73 | Float_t fADCchanelEmc = 0.0015; |
74 | |
75 | TRandom rn; |
76 | |
77 | for(Int_t module=1; module<6; module++) { |
78 | for(Int_t column=1; column<57; column++) { |
79 | for(Int_t row=1; row<65; row++) { |
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80 | if (flag == 1) { |
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81 | // Decalibration: |
82 | // Spread calibration coefficients uniformly with |
83 | // Cmax/Cmin = 5, (Cmax-Cmin)/2 = 0.0015 |
84 | // and pedestals 0.005 +-10% |
85 | fADCchanelEmc =rn.Uniform(0.00075,0.00375); |
86 | fADCpedestalEmc=rn.Uniform(0.0045,0.0055); |
87 | } |
88 | calibda->SetADCchannelEmc (module,column,row,fADCchanelEmc); |
89 | calibda->SetADCpedestalEmc(module,column,row,fADCpedestalEmc); |
90 | } |
91 | } |
92 | } |
93 | |
94 | //Store calibration data into database |
95 | |
96 | AliCDBMetaData md("PHOS/Calib/GainFactors_and_Pedestals", |
97 | firstRun,lastRun,beamPeriod, |
98 | objFormat, |
99 | "B. Polishchuk", |
100 | "PHOS calibration"); |
101 | |
102 | AliCDBLocal *loc = new AliCDBLocal(DBFolder.Data()); |
103 | AliCDBStorage::Instance()->Put(calibda, md); |
104 | AliCDBStorage::Instance()->Delete(); |
105 | } |
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106 | |
107 | //------------------------------------------------------------------------ |
108 | GetCC(Int_t flag=0) |
109 | { |
110 | // Read calibration coefficients into the Calibration DB |
111 | // Arguments: |
112 | // flag=0: all calibration coefficients are equal |
113 | // flag=1: all calibration coefficients random (decalibration) |
114 | // Author: Yuri.Kharlov at cern.ch |
115 | |
116 | TString DBFolder; |
117 | Int_t firstRun = 0; |
118 | Int_t lastRun = 10; |
119 | Int_t beamPeriod = 1; |
120 | char* objFormat; |
121 | |
122 | if (flag == 0) { |
123 | DBFolder ="InitCalibDB"; |
124 | } |
125 | else if (flag == 1) { |
126 | DBFolder ="DeCalibDB"; |
127 | } |
128 | AliCDBLocal *loc = new AliCDBLocal(DBFolder.Data()); |
129 | AliPHOSCalibData* clb = (AliPHOSCalibData*)AliCDBStorage::Instance() |
130 | ->Get("PHOS/Calib/GainFactors_and_Pedestals",gAlice->GetRunNumber()); |
131 | |
132 | static const Int_t nMod = 5; |
133 | static const Int_t nCol = 56; |
134 | static const Int_t nRow = 64; |
135 | |
136 | TH2F *hPed[nMod], *hGain[nMod]; |
137 | TCanvas *cPed = new TCanvas("cPed" ,"Pedestals" , 10,10,400,800); |
138 | TCanvas *cGain = new TCanvas("cGain","Gain factors",410,10,400,800); |
139 | cPed ->Divide(1,5); |
140 | cGain->Divide(1,5); |
141 | |
142 | for (Int_t module=1; module<=nMod; module++) { |
143 | TString namePed="hPed"; |
144 | namePed+=module; |
145 | TString titlePed="Pedestals in module "; |
146 | titlePed+=module; |
147 | hPed[module-1] = new TH2F(namePed.Data(),titlePed.Data(), |
148 | nCol,1.,1.*nCol,nRow,1.,1.*nRow); |
149 | |
150 | TString nameGain="hGain"; |
151 | nameGain+=module; |
152 | TString titleGain="Gain factors in module "; |
153 | titleGain+=module; |
154 | hGain[module-1] = new TH2F(nameGain.Data(),titleGain.Data(), |
155 | nCol,1.,1.*nCol,nRow,1.,1.*nRow); |
156 | |
157 | for (Int_t column=1; column<=nCol; column++) { |
158 | for (Int_t row=1; row<=nRow; row++) { |
159 | Float_t ped = clb->GetADCpedestalEmc(module,column,row); |
160 | Float_t gain = clb->GetADCchannelEmc (module,column,row); |
161 | hPed[module-1] ->SetBinContent(column,row,ped); |
162 | hGain[module-1]->SetBinContent(column,row,gain); |
163 | } |
164 | } |
165 | cPed ->cd(module); |
166 | hPed[module-1] ->Draw("lego2"); |
167 | cGain->cd(module); |
168 | hGain[module-1]->Draw("lego2"); |
169 | } |
170 | cPed ->Print("pedestals.eps"); |
171 | cGain->Print("gains.eps"); |
172 | } |