* about the suitability of this software for any purpose. It is *
* provided "as is" without express or implied warranty. *
**************************************************************************/
-
+
/* $Id$ */
///////////////////////////////////////////////////////////////////////////////
///////////////////////////////////////////////////////////////////////////////
#include "AliT0CalibWalk.h"
-#include "AliT0LookUpValue.h"
#include "AliLog.h"
-#include "AliRun.h"
#include <TObjArray.h>
#include <TGraph.h>
#include <TFile.h>
-#include <TAxis.h>
#include <TH2F.h>
#include <TMath.h>
#include <TSystem.h>
#include <Riostream.h>
#include <TSpectrum.h>
-#include <TVirtualFitter.h>
#include <TProfile.h>
-
-#include <string>
+#include <TF1.h>
ClassImp(AliT0CalibWalk)
//________________________________________________________________
AliT0CalibWalk::AliT0CalibWalk(): TNamed(),
fWalk(0),
- fAmpLEDRec(0)
+ fAmpLEDRec(0),
+ fQTC(0),
+ fAmpLED(0)
{
//
}
//________________________________________________________________
AliT0CalibWalk::AliT0CalibWalk(const char* name):TNamed(),
fWalk(0),
- fAmpLEDRec(0)
+ fAmpLEDRec(0), fQTC(0),
+ fAmpLED(0)
+
{
TString namst = "Calib_";
namst += name;
AliT0CalibWalk::AliT0CalibWalk(const AliT0CalibWalk& calibda) :
TNamed(calibda),
fWalk(0),
- fAmpLEDRec(0)
-
+ fAmpLEDRec(0),
+ fQTC(0),
+ fAmpLED(0)
+
{
// copy constructor
SetName(calibda.GetName());
//________________________________________________________________
void AliT0CalibWalk::SetWalk(Int_t ipmt)
{
+ //read QTC walk graph from external file
Int_t mv, ps;
Int_t x[70000], y[70000], index[70000];
i++;
}
inFile.close();
- cout<<" number of data "<<i<<endl;
+ // cout<<" number of data "<<i<<endl;
TMath::Sort(i, y, index,down);
Int_t amp=0, iin=0, isum=0, sum=0;
TGraph* gr = new TGraph(isum, amplitude, time);
fWalk.AddAtAndExpand(gr,ipmt);
+
+ //should be change to real
+ Double_t xq[10] = { 1220, 1370, 1542, 1697, 1860, 2023,2171,2331,2495,2684};
+ Double_t yq[10] = {1,2,3,4,5,6,7,8,9,10};
+ TGraph* gr1 = new TGraph(10, xq, yq);
+ fQTC.AddAtAndExpand(gr1,ipmt);
}
//________________________________________________________________
void AliT0CalibWalk::SetAmpLEDRec(Int_t ipmt)
{
+ // read LED walk from external file
Float_t mv, ps;
Float_t x[100], y[100];
string buffer;
y1[ir]=y[i-ir]; x1[ir]=x[i-ir];}
TGraph* gr = new TGraph(i,y1,x1);
fAmpLEDRec.AddAtAndExpand(gr,ipmt);
+ //should be change to real
+ Double_t xq[10] = { 411, 412,413,415,417,419,422,428,437,452};
+ Double_t yq[10] = {1,2,3,4,5,6,7,8,9,10};
+ TGraph* gr1 = new TGraph(10, xq, yq);
+ fAmpLED.AddAtAndExpand(gr1,ipmt);
}
void AliT0CalibWalk::MakeWalkCorrGraph(const char *laserFile)
{
- TFile *gFile = TFile::Open(laserFile);
- //gSystem->Load("libSpectrum");
- TGraph *gr[24];
- Int_t npeaks = 20;
- Int_t sigma=3;
- Bool_t down=false;
+ //make walk corerction for preprocessor
+ Int_t nmips=14;
+ gFile = TFile::Open(laserFile);
+ if(!gFile) {
+ AliError("No input laser data found ");
+ }
+ else
+ {
+ // gFile->ls();
- Int_t index[20];
- Char_t buf1[10], buf2[10],title[10], title2[10] ;
+ Float_t x1[14], y1[14];
+ Float_t x2[14], y2[14];
+
+ Float_t mips[14] = {1.,2,3,4,5,6,7,8,9,10,20,30,40,50};
+
+ Float_t xx1[14],yy1[14], xx[14];
+ for (Int_t ii=0; ii<14; ii++)
+ { x1[ii]=0; y1[ii]=0; x2[ii]=0; y2[ii]=0; }
+
+
+ TH2F* hCFDvsQTC[24][14]; TH2F* hCFDvsLED[24][14];
+
+ for (Int_t i=0; i<24; i++)
+ {
+ for (Int_t im=0; im<nmips; im++)
+ {
+ TString qtc = Form("CFDvsQTC%i_%i",i+1,im+1);
+ TString led = Form("CFDvsLED%i_%i",i+1,im+1);
+ hCFDvsQTC[i][im] = (TH2F*) gFile->Get(qtc.Data()) ;
+ hCFDvsLED[i][im] = (TH2F*) gFile->Get(led.Data());
+
+ if(!hCFDvsQTC[i][im] || !hCFDvsLED[i][im])
+ AliWarning(Form(" no walk correction data in LASER DA for channel %i for amplitude %f MIPs",i,mips[im]));
+
+ Float_t qtc0 = hCFDvsQTC[i][0]->GetMean(2);
+ if(hCFDvsQTC[i][im])
+ {
+ x1[im] = hCFDvsQTC[i][im]->GetMean(1);
+ y1[im] = hCFDvsQTC[i][im]->GetMean(2) - qtc0;
+ }
+ Float_t led0 = hCFDvsLED[i][0]->GetMean(2);
+ if( hCFDvsLED[i][im]){
+ x2[im] = hCFDvsLED[i][im]->GetMean(1);
+ y2[im] = hCFDvsLED[i][im]->GetMean(2) - led0;
+ }
+ xx[im]=mips[im];
+ }
+ for (Int_t imi=0; imi<nmips; imi++)
+ {
+ yy1[imi] = Float_t (mips[nmips-imi-1]);
+ xx1[imi] = x2[nmips-imi-1];
+ }
+ if(i==0) cout<<"Making graphs..."<<endl;
+
+ TGraph *grwalkqtc = new TGraph (nmips,x1,y1);
+ TGraph *grwalkled = new TGraph (nmips,x2,y2);
+ fWalk.AddAtAndExpand(grwalkqtc,i);
+ fAmpLEDRec.AddAtAndExpand(grwalkled,i);
+
+ //fit amplitude graphs to make comparison wth new one
+ TGraph *grampled = new TGraph (nmips,xx1,yy1);
+ TGraph *grqtc = new TGraph (nmips,x1,xx);
+ fQTC.AddAtAndExpand(grqtc,i);
+ fAmpLED.AddAtAndExpand(grampled,i);
- for (Int_t i=0; i<12; i++)
- {
- sprintf(buf1,"T0_C_%i_CFD",i+1);
- sprintf(buf2,"CFD_QTC%i",i+1);
- // cout<<buf1<<" "<<buf2<<endl;
- TH2F *qtc_cfd = (TH2F*) gFile->Get(buf2);
- TH1F *cfd = (TH1F*) gFile->Get(buf1);
- TSpectrum *s = new TSpectrum(2*npeaks,1.);
- Int_t nfound = s->Search(cfd,sigma,"goff",0.05);
- // cout<<"Found "<<nfound<<" peaks sigma "<<sigma<<endl;
- if(nfound!=0)
- {
- Float_t *xpeak = s->GetPositionX();
- TMath::Sort(nfound, xpeak, index,down);
- Float_t xp = xpeak[index[0]];
- Float_t hmax = xp+10*sigma;
- Float_t hmin = xp-10*sigma;
- Int_t nbins= qtc_cfd->GetXaxis()->GetNbins();
- TProfile *pr_y = qtc_cfd->ProfileX();
- pr_y->SetMaximum(hmax);
- pr_y->SetMinimum(hmin);
- Int_t np=nbins/20;
- Double_t *xx = new Double_t[np];
- Double_t *yy = new Double_t[np];
- Int_t ng=0;
- Double_t yg=0;
- for (Int_t ip=1; ip<nbins; ip++)
- {
- if(ip%20 != 0 )
- {
- if (pr_y->GetBinContent(ip) !=0)
- {
- yg +=pr_y->GetBinContent(ip);
- }
- ng++;
- }
- else
- {
- xx[ip/20] = Float_t (pr_y->GetBinCenter(ip));
- yy[ip/20] = yg/ng;
- yg=0;
- ng=0;
- }
- }
- sprintf(title,"Walk %i",i+1);
- gr[i] = new TGraph(np,xx,yy);
- gr[i]->SetTitle(title);
- gr[i]->SetMinimum(hmin);
- gr[i]->SetMaximum(hmax);
- gr[i]->SetMarkerStyle(7);
- sprintf(title2,"Walk %i",i+13);
- gr[i+12] = new TGraph(np,xx,yy);
- gr[i+12]->SetTitle(title2);
- gr[i+12]->SetMinimum(hmin);
- gr[i+12]->SetMaximum(hmax);
- gr[i+12]->SetMarkerStyle(7);
+ //fit amplitude graphs
+ Double_t parled [2], parqtc[2];
- fWalk.AddAtAndExpand(gr[i],i);
- fWalk.AddAtAndExpand(gr[i+12],i+12);
- delete [] xx;
- delete [] yy;
- }
- }
+ TF1 *fuled = new TF1("fuled","expo",x1[0],x1[nmips]);
+ TF1 *fuqtc = new TF1 ("fuqtc","pol1",x1[0],x1[nmips]);
+ grqtc->Fit("fuqtc","Q"," ",x1[0],x1[nmips]);
+ grampled->Fit("fuled","Q"," ",xx1[0],xx1[nmips]);
+ fuled->GetParameters(&parled[0]);
+ fuqtc->GetParameters(&parqtc[0]);
+
+ for(Int_t ipar=0; ipar<2; ipar++) {
+ SetQTCpar(i,ipar,parqtc[ipar]);
+ SetAmpLEDpar(i,ipar,parled[ipar]);
+ // cout<<" pars :::: "<<i<<" "<<ipar<<" qtc "<<parqtc[ipar]<<" led "<<parled[ipar]<<endl;
+ }
+ if(i==23){
+ cout<<"Graphs created..."<<endl;
+ }
+ }
+ } //if gFile exits
}
+
+
+
git://git.uio.no / u / mrichter / AliRoot.git / blobdiff