**************************************************************************/
/*
-
-
-Author: R. GUERNANE LPSC Grenoble CNRS/IN2P3
+ Author: R. GUERNANE LPSC Grenoble CNRS/IN2P3
*/
+
#include "AliCaloRawAnalyzerFakeALTRO.h"
#include "AliCaloBunchInfo.h"
#include "AliCaloFitResults.h"
using namespace std;
-
-//#define BAD 4 //CRAP PTH
-
ClassImp( AliCaloRawAnalyzerFakeALTRO )
AliCaloRawAnalyzerFakeALTRO::AliCaloRawAnalyzerFakeALTRO() : AliCaloRawAnalyzerFitter("Chi Square Fit", "LMS")
-// fkEulerSquared(7.389056098930650227),
-// fTf1(0),
-// fTau(2.35),
-// fFixTau(kTRUE)
{
- //comment
-
- /*
- for(int i=0; i < ALTROMAXSAMPLES; i++)
- {
- fXaxis[i] = i;
- }
-
- fTf1 = new TF1( "myformula", "[0]*((x - [1])/[2])^2*exp(-2*(x -[1])/[2])", 0, 30 );
- if (fFixTau) {
- fTf1->FixParameter(2, fTau);
- }
- else {
- fTf1->ReleaseParameter(2); // allow par. to vary
- fTf1->SetParameter(2, fTau);
- }
- */
-
+ fAlgo= Algo::kFakeAltro;
}
}
-/*
-void
-AliCaloRawAnalyzerFakeALTRO::InitFormula( TF1* f)
-{
- f = new TF1( "myformula", "[0]*((x - [1])/[2])^2*exp(-2*(x -[1])/[2])", 0, 30 );
-}
-*/
-
AliCaloFitResults
AliCaloRawAnalyzerFakeALTRO::Evaluate( const vector<AliCaloBunchInfo> &bunchvector, const UInt_t altrocfg1, const UInt_t altrocfg2 )
{
int index = SelectBunch( bunchvector, &maxampindex, &maxamp );
if( index >= 0)
+ {
+ Float_t ped = ReverseAndSubtractPed( &(bunchvector.at(index)) , altrocfg1, altrocfg2, fReversed );
+ Float_t maxf = TMath::MaxElement( bunchvector.at(index).GetLength(), fReversed );
+ short maxrev = maxampindex - bunchvector.at(index).GetStartBin();
+ // timebinOffset is timebin value at maximum (maxrev)
+ short timebinOffset = maxampindex - (bunchvector.at(index).GetLength()-1);
+ if( maxf < fAmpCut || ( maxamp - ped) > fOverflowCut ) // (maxamp - ped) > fOverflowCut = Close to saturation (use low gain then)
{
- Float_t ped = ReverseAndSubtractPed( &(bunchvector.at(index)) , altrocfg1, altrocfg2, fReversed );
- Float_t maxf = TMath::MaxElement( bunchvector.at(index).GetLength(), fReversed );
- short maxrev = maxampindex - bunchvector.at(index).GetStartBin();
- // timebinOffset is timebin value at maximum (maxrev)
- short timebinOffset = maxampindex - (bunchvector.at(index).GetLength()-1);
- if( maxf < fAmpCut || ( maxamp - ped) > fOverflowCut ) // (maxamp - ped) > fOverflowCut = Close to saturation (use low gain then)
- {
- return AliCaloFitResults( maxamp, ped, Ret::kCrude, maxf, timebinOffset);
- }
- else if ( maxf >= fAmpCut )
- {
- int first = 0;
- int last = 0;
- SelectSubarray( fReversed, bunchvector.at(index).GetLength(), maxrev, &first, &last, fFitArrayCut );
- int nsamples = last - first + 1;
-
- if( ( nsamples ) >= fNsampleCut )
+ return AliCaloFitResults( maxamp, ped, Ret::kCrude, maxf, timebinOffset);
+ }
+ else if ( maxf >= fAmpCut )
+ {
+ int first = 0;
+ int last = 0;
+ SelectSubarray( fReversed, bunchvector.at(index).GetLength(), maxrev, &first, &last, fFitArrayCut );
+ int nsamples = last - first + 1;
+
+ if( ( nsamples ) >= fNsampleCut )
{
Float_t tmax = (maxrev - first); // local tmax estimate
TGraph *graph = new TGraph( nsamples, fXaxis, &fReversed[first] );
fTf1->SetParameter(0, maxf*fkEulerSquared );
- fTf1->SetParameter(1, tmax - fTau);
+ fTf1->SetParameter(1, tmax - fTau);
// set rather loose parameter limits
fTf1->SetParLimits(0, 0.5*maxf*fkEulerSquared, 2*maxf*fkEulerSquared );
- fTf1->SetParLimits(1, tmax - fTau - 4, tmax - fTau + 4);
-
+ fTf1->SetParLimits(1, tmax - fTau - 4, tmax - fTau + 4);
+
if (fFixTau) {
- fTf1->FixParameter(2, fTau);
+ fTf1->FixParameter(2, fTau);
}
else {
- fTf1->ReleaseParameter(2); // allow par. to vary
- fTf1->SetParameter(2, fTau);
+ fTf1->ReleaseParameter(2); // allow par. to vary
+ fTf1->SetParameter(2, fTau);
}
-
+
Short_t tmpStatus = 0;
try {
- tmpStatus = graph->Fit(fTf1, "Q0RW");
+ tmpStatus = graph->Fit(fTf1, "Q0RW");
}
catch (const std::exception & e) {
- AliError( Form("TGraph Fit exception %s", e.what()) );
- return AliCaloFitResults( maxamp, ped, Ret::kNoFit, maxf, timebinOffset,
- timebinOffset, Ret::kDummy, Ret::kDummy, Ret::kDummy, AliCaloFitSubarray(index, maxrev, first, last) );
+ AliError( Form("TGraph Fit exception %s, fit status %d", e.what(),tmpStatus) );
+ return AliCaloFitResults( maxamp, ped, Ret::kNoFit, maxf, timebinOffset,
+ timebinOffset, Ret::kDummy, Ret::kDummy, Ret::kDummy, AliCaloFitSubarray(index, maxrev, first, last) );
}
-
+
if( fVerbose == true )
- {
- AliCaloRawAnalyzer::PrintBunch( bunchvector.at(index) );
- PrintFitResult( fTf1 ) ;
- }
+ {
+ AliCaloRawAnalyzer::PrintBunch( bunchvector.at(index) );
+ PrintFitResult( fTf1 ) ;
+ }
// global tmax
tmax = fTf1->GetParameter(1) + timebinOffset - (maxrev - first) // abs. t0
- + fTf1->GetParameter(2); // +tau, makes sum tmax
+ + fTf1->GetParameter(2); // +tau, makes sum tmax
- delete graph;
- return AliCaloFitResults( maxamp, ped , Ret::kFitPar,
- fTf1->GetParameter(0)/fkEulerSquared,
- tmax,
- timebinOffset,
- fTf1->GetChisquare(),
- fTf1->GetNDF(),
- Ret::kDummy, AliCaloFitSubarray(index, maxrev, first, last) );
+ delete graph;
+ return AliCaloFitResults( maxamp, ped , Ret::kFitPar,
+ fTf1->GetParameter(0)/fkEulerSquared,
+ tmax,
+ timebinOffset,
+ fTf1->GetChisquare(),
+ fTf1->GetNDF(),
+ Ret::kDummy, AliCaloFitSubarray(index, maxrev, first, last) );
- // delete graph;
-
+ // delete graph;
+
}
- else
+ else
{
Float_t chi2 = CalculateChi2(maxf, maxrev, first, last);
Int_t ndf = last - first - 1; // nsamples - 2
return AliCaloFitResults( maxamp, ped, Ret::kCrude, maxf, timebinOffset,
- timebinOffset, chi2, ndf, Ret::kDummy, AliCaloFitSubarray(index, maxrev, first, last) );
+ timebinOffset, chi2, ndf, Ret::kDummy, AliCaloFitSubarray(index, maxrev, first, last) );
}
- } // ampcut
- }
+ } // ampcut
+ }
return AliCaloFitResults( Ret::kInvalid, Ret::kInvalid );
-
}
-
-
-/*
-void
-AliCaloRawAnalyzerFakeALTRO::PrintFitResult(const TF1 *f) const
-{
- //comment
- cout << endl;
- cout << __FILE__ << __LINE__ << "Using this samplerange we get" << endl;
- cout << __FILE__ << __LINE__ << "AMPLITUDE = " << f->GetParameter(0)/fkEulerSquared << ",.. !!!!" << endl;
- cout << __FILE__ << __LINE__ << "TOF = " << f->GetParameter(1) << ",.. !!!!" << endl;
- cout << __FILE__ << __LINE__ << "NDF = " << f->GetNDF() << ",.. !!!!" << endl;
- // cout << __FILE__ << __LINE__ << "STATUS = " << f->GetStatus() << ",.. !!!!" << endl << endl;
- cout << endl << endl;
-}
-*/
-
git://git.uio.no / u / mrichter / AliRoot.git / blobdiff