Fixes for cmake
[u/mrichter/AliRoot.git] / T0 / AliT0CalibWalk.cxx
1 /**************************************************************************
2  * Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *
3  *                                                                        *
4  * Author: The ALICE Off-line Project.                                    *
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11  * appear in the supporting documentation. The authors make no claims     *
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13  * provided "as is" without express or implied warranty.                  *
14  **************************************************************************/
15  
16 /* $Id$ */
17
18 ///////////////////////////////////////////////////////////////////////////////
19 //                                                                           //
20 // class T0 walk correction      Alla Maevskaya alla@inr.ru 20.11.2007        //
21 //                                                                           //
22 ///////////////////////////////////////////////////////////////////////////////
23
24 #include "AliT0CalibWalk.h"
25 #include "AliLog.h"
26
27 #include <TObjArray.h>
28 #include <TGraph.h>
29 #include <TFile.h>
30 #include <TH2F.h> 
31 #include <TMath.h>
32 #include <TSystem.h>
33 #include <Riostream.h>
34 #include <TSpectrum.h>
35 #include <TProfile.h>
36
37
38 ClassImp(AliT0CalibWalk)
39
40 //________________________________________________________________
41   AliT0CalibWalk::AliT0CalibWalk():   TNamed(),
42                                       fWalk(0),
43                                       fAmpLEDRec(0),
44                                       fQTC(0),
45                                       fAmpLED(0)
46 {
47   //
48 }
49
50 //________________________________________________________________
51 AliT0CalibWalk::AliT0CalibWalk(const char* name):TNamed(),
52                                       fWalk(0),
53                                       fAmpLEDRec(0),                                                                  fQTC(0),
54                                       fAmpLED(0)
55     
56 {
57   TString namst = "Calib_";
58   namst += name;
59   SetName(namst.Data());
60   SetTitle(namst.Data());
61
62 }
63
64 //________________________________________________________________
65 AliT0CalibWalk::AliT0CalibWalk(const AliT0CalibWalk& calibda) :
66   TNamed(calibda),              
67   fWalk(0),
68   fAmpLEDRec(0),
69   fQTC(0),
70   fAmpLED(0)
71  
72 {
73 // copy constructor
74   SetName(calibda.GetName());
75   SetTitle(calibda.GetName());
76
77
78 }
79
80 //________________________________________________________________
81 AliT0CalibWalk &AliT0CalibWalk::operator =(const AliT0CalibWalk& calibda)
82 {
83 // assignment operator
84   SetName(calibda.GetName());
85   SetTitle(calibda.GetName());
86  
87   return *this;
88 }
89
90 //________________________________________________________________
91 AliT0CalibWalk::~AliT0CalibWalk()
92 {
93   //
94 }
95 //________________________________________________________________
96 void AliT0CalibWalk::SetWalk(Int_t ipmt)
97 {
98   //read QTC walk graph from external file
99
100   Int_t mv, ps; 
101   Int_t x[70000], y[70000], index[70000];
102   Float_t time[10000],amplitude[10000];
103   string buffer;
104   Bool_t down=false;
105   
106   const char * filename = gSystem->ExpandPathName("$ALICE_ROOT/T0/data/CFD-Amp.txt");
107   ifstream inFile(filename);
108   if(!inFile) AliError(Form("Cannot open file %s !",filename));
109   
110   Int_t i=0;
111   while(getline(inFile,buffer)){
112     inFile >> ps >> mv;
113
114     x[i]=ps; y[i]=mv;
115     i++;
116   }
117   inFile.close();
118   cout<<" number of data "<<i<<endl;
119  
120   TMath::Sort(i, y, index,down);
121   Int_t amp=0, iin=0, isum=0, sum=0;
122   Int_t ind=0;
123   for (Int_t ii=0; ii<i; ii++)
124     {
125       ind=index[ii];
126       if(y[ind] == amp)
127         {
128           sum +=x[ind];
129           iin++;
130         }
131       else
132         {
133           if(iin>0)
134             time[isum] = Float_t (sum/(iin));
135           else
136             time[isum] =Float_t (x[ind]);
137           amplitude[isum] = Float_t (amp);
138           amp=y[ind];
139           iin=0;
140           isum++;
141           sum=0;
142         }
143     }
144
145   inFile.close();
146
147   TGraph* gr = new TGraph(isum, amplitude, time);
148   fWalk.AddAtAndExpand(gr,ipmt);
149
150   //should be change to real
151   Double_t xq[10] = { 1220, 1370, 1542, 1697, 1860, 2023,2171,2331,2495,2684};
152   Double_t yq[10] = {1,2,3,4,5,6,7,8,9,10};
153   TGraph* gr1 = new TGraph(10, xq, yq);
154   fQTC.AddAtAndExpand(gr1,ipmt);
155 }
156
157 //________________________________________________________________
158
159 void AliT0CalibWalk::SetAmpLEDRec(Int_t ipmt)
160 {
161   // read LED walk from external file
162   Float_t mv, ps; 
163   Float_t x[100], y[100];
164   string buffer;
165   
166   const char * filename = gSystem->ExpandPathName("$ALICE_ROOT/T0/data/CFD-LED.txt");
167    ifstream inFile(filename);
168   if(!inFile) {AliError(Form("Cannot open file %s !",filename));}
169   
170   inFile >> mv>>ps;
171   Int_t i=0;
172   
173   while(getline(inFile,buffer)){
174     x[i]=mv; y[i]=ps;   
175     inFile >> mv >> ps;
176     i++;
177   }
178   inFile.close();
179   Float_t y1[100], x1[100];
180   for (Int_t ir=0; ir<i; ir++){
181     y1[ir]=y[i-ir]; x1[ir]=x[i-ir];}
182   TGraph* gr = new TGraph(i,y1,x1);
183   fAmpLEDRec.AddAtAndExpand(gr,ipmt);
184   //should be change to real
185   Double_t xq[10] = { 411, 412,413,415,417,419,422,428,437,452};
186   Double_t yq[10] = {1,2,3,4,5,6,7,8,9,10};
187   TGraph* gr1 = new TGraph(10, xq, yq);
188   fAmpLED.AddAtAndExpand(gr1,ipmt);
189   
190 }
191
192 //________________________________________________________________
193
194 void AliT0CalibWalk::MakeWalkCorrGraph(const char *laserFile)
195 {
196   //make walk corerction for preprocessor
197   
198   gFile = TFile::Open(laserFile);
199   if(!gFile) {
200     AliError("No input laser data found ");
201   }
202   else
203     {
204       gFile->ls();
205       Float_t x1[10], y1[10]; 
206       Float_t x2[10], y2[10];
207       
208       Float_t xx1[10],yy1[10], xx[10];
209       for (Int_t ii=0; ii<10; ii++)
210         {      x1[ii]=0; y1[ii]=0; x2[ii]=0; y2[ii]=0; }
211       
212       
213       TH2F*  hCFDvsQTC[24][10]; TH2F*  hCFDvsLED[24][10];
214       
215       for (Int_t i=0; i<24; i++)
216         {
217           for (Int_t im=0; im<10; im++)
218             {
219               
220               TString qtc = Form("CFDvsQTC%i_%i",i+1,im+1);
221               TString led = Form("CFDvsLED%i_%i",i+1,im+1);
222               cout<<qtc<<" "<<led<<endl;
223               hCFDvsQTC[i][im] = (TH2F*) gFile->Get(qtc.Data()) ;
224               hCFDvsLED[i][im] = (TH2F*) gFile->Get(led.Data());
225               
226               //              if(!hCFDvsQTC[i][im] || !hCFDvsLED[i][im]) 
227               //                AliWarning(Form(" no walk correction data in LASER DA for channel %i for amplitude %i MIPs",i,im));
228               
229               if(hCFDvsQTC[i][im] && hCFDvsLED[i][im])
230                 {         
231                   x1[im] = hCFDvsQTC[i][im]->GetMean(1);
232                   y1[im] = hCFDvsQTC[i][im]->GetMean(2);
233                   x2[im] = hCFDvsLED[i][im]->GetMean(1);
234                   y2[im] = hCFDvsLED[i][im]->GetMean(2);
235                 }
236               xx[im]=im+1;
237             }
238           for (Int_t imi=0; imi<10; imi++)
239             {
240               yy1[imi] = Float_t (10-imi);
241               xx1[imi]=x2[10-imi-1]; 
242             }
243           if(i==0){     
244          cout<<"Making graphs..."<<endl;
245           }
246           TGraph *gr1 = new TGraph (10,x1,y1);
247           TGraph *gr2 = new TGraph (10,x2,y2);
248           fWalk.AddAtAndExpand(gr1,i);
249           fAmpLEDRec.AddAtAndExpand(gr2,i);
250           
251           
252           
253           TGraph *gr4 = new TGraph (10,xx1,yy1);
254           TGraph *gr3 = new TGraph (10,x1,xx);
255           fQTC.AddAtAndExpand(gr3,i);    
256           fAmpLED.AddAtAndExpand(gr4,i);
257           //      for (Int_t im=0; im<10; im++) { x2[im]=0;  y2[im]=0;  xx1[im]=0; xx[im]=0;}
258           if(i==23){
259             cout<<"Graphs created..."<<endl;
260           }
261         }
262     } //if gFile exits
263 }
264
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