moved component registration to agent; added component configuration/initialization...
[u/mrichter/AliRoot.git] / T0 / AliT0CalibTimeEq.cxx
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 /* $Id$ */
17
18 ///////////////////////////////////////////////////////////////////////////////
19 //                                                                           //
20 // class for T0 calibration                       TM-AC-AM_6-02-2006  
21 // equalize time shift for each time CFD channel
22 //                                                                           //
23 ///////////////////////////////////////////////////////////////////////////////
24
25 #include "AliT0CalibTimeEq.h"
26
27 #include <TFile.h>
28 #include <TMath.h>
29 #include <TF1.h>
30 #include <TSpectrum.h>
31 #include <TProfile.h>
32
33 ClassImp(AliT0CalibTimeEq)
34
35 //________________________________________________________________
36   AliT0CalibTimeEq::AliT0CalibTimeEq():TNamed()
37 {
38   //
39 }
40
41 //________________________________________________________________
42 AliT0CalibTimeEq::AliT0CalibTimeEq(const char* name):TNamed()
43 {
44   //constructor
45
46   TString namst = "Calib_";
47   namst += name;
48   SetName(namst.Data());
49   SetTitle(namst.Data());
50 }
51
52 //________________________________________________________________
53 AliT0CalibTimeEq::AliT0CalibTimeEq(const AliT0CalibTimeEq& calibda):TNamed(calibda)             
54 {
55 // copy constructor
56   SetName(calibda.GetName());
57   SetTitle(calibda.GetName());
58
59
60 }
61
62 //________________________________________________________________
63 AliT0CalibTimeEq &AliT0CalibTimeEq::operator =(const AliT0CalibTimeEq& calibda)
64 {
65 // assignment operator
66   SetName(calibda.GetName());
67   SetTitle(calibda.GetName());
68  
69   return *this;
70 }
71
72 //________________________________________________________________
73 AliT0CalibTimeEq::~AliT0CalibTimeEq()
74 {
75   //
76   // destrictor
77 }
78 //________________________________________________________________
79 void AliT0CalibTimeEq::Reset()
80 {
81   //reset values
82
83   memset(fCFDvalue,0,120*sizeof(Float_t));
84   memset(fTimeEq,1,24*sizeof(Float_t));
85 }
86
87
88 //________________________________________________________________
89 void  AliT0CalibTimeEq::Print(Option_t*) const
90 {
91   // print time values
92
93   printf("\n    ----    PM Arrays       ----\n\n");
94   printf(" Time delay CFD \n");
95   for (Int_t i=0; i<24; i++) printf(" CFD  %f ",fTimeEq[i]);
96
97
98
99 //________________________________________________________________
100 void AliT0CalibTimeEq::ComputeOnlineParams(char* name1, Int_t npeaks, Double_t sigma, const char* filePhys)
101 {
102   // compute online equalized time
103
104   TFile *gFile = TFile::Open(filePhys);
105   Bool_t down=false;
106   Int_t index[20];
107   Char_t buf1[15];
108   Char_t temp[10];
109   Float_t p[24][3]={0.,0.,0.};
110   for (Int_t i=0; i<24; i++)
111   {
112     sprintf(buf1,name1);
113     sprintf(temp,"%i",i+1);
114     strcat (buf1,temp);
115     //strcat (buf1,name2);
116     TH1F *cfd = (TH1F*) gFile->Get(buf1);
117     printf(" i = %d buf1 = %s\n", i, buf1);
118     TSpectrum *s = new TSpectrum(2*npeaks,1.);
119     printf(" buf1 = %s cfd = %x\n", buf1, cfd);
120     Int_t nfound = s->Search(cfd,sigma,"goff",0.2);
121     printf(" nfound = %d\n", nfound);
122     if(nfound!=0)
123     {
124       Float_t *xpeak = s->GetPositionX();
125       TMath::Sort(nfound, xpeak, index,down);
126       Float_t xp = xpeak[index[0]];
127       Float_t hmax = xp+3*sigma;
128       Float_t hmin = xp-3*sigma;
129       cfd->GetXaxis()->SetRange((Int_t)hmin-20,(Int_t)hmax+20);
130       TF1 *g1 = new TF1("g1", "gaus", hmin, hmax);
131       cfd->Fit("g1","IRQN");
132       for(Int_t j =0; j<3; j++)
133       {
134         p[i][j] = g1->GetParameter(j);
135         SetCFDvalue(i, j, p[i][j]);
136       }
137
138       SetCFDvalue(i, 3, hmin);
139       SetCFDvalue(i, 4, hmax);
140
141       if (i<12)
142       {
143         SetTimeEq(i,(p[i][2]-p[0][2]));
144       }
145       else
146       {
147         SetTimeEq(i,(p[i][2]-p[12][2]));
148       } 
149     } 
150   }
151   
152    gFile->Close();
153    delete gFile;
154
155    for(int i=0;i<5;i++)
156      {
157       for(int j=0;j<24;j++)
158         {
159                 printf("fCFDvalue[%d][%d]=%f\n",j,i,fCFDvalue[j][i]);
160         }
161      }
162    printf("\n\n");
163    for(int j=0;j<24;j++)
164    {
165                 printf("fTimeEq[%d]=%f\n",j,fTimeEq[j]);
166    }
167 }
168
169