/*
$Id$
$Log$
+ Revision 1.36 2004/01/27 16:12:03 masera
+ Coding conventions for AliITSdigitXXX classes and AliITSTrackerV1
+
Revision 1.35 2003/11/10 16:33:50 masera
Changes to obey our coding conventions
#include "AliITSdigitSDD.h"
#include "AliITSRawClusterSDD.h"
#include "AliITSRecPoint.h"
-#include "AliITSsegmentation.h"
+#include "AliITSsegmentationSDD.h"
#include "AliITSresponseSDD.h"
#include "AliRun.h"
ClassImp(AliITSClusterFinderSDD)
+//______________________________________________________________________
+AliITSClusterFinderSDD::AliITSClusterFinderSDD():
+AliITSClusterFinder(),
+fNclusters(0),
+fDAnode(0.0),
+fDTime(0.0),
+fTimeCorr(0.0),
+fCutAmplitude(0),
+fMinPeak(0),
+fMinCharge(0),
+fMinNCells(0),
+fMaxNCells(0){
+ // default constructor
+}
//______________________________________________________________________
AliITSClusterFinderSDD::AliITSClusterFinderSDD(AliITSsegmentation *seg,
AliITSresponse *response,
TClonesArray *digits,
- TClonesArray *recp){
+ TClonesArray *recp):
+AliITSClusterFinder(seg,response),
+fNclusters(0),
+fDAnode(0.0),
+fDTime(0.0),
+fTimeCorr(0.0),
+fCutAmplitude(0),
+fMinPeak(0),
+fMinCharge(0),
+fMinNCells(0),
+fMaxNCells(0){
// standard constructor
- fSegmentation = seg;
- fResponse = response;
- fDigits = digits;
- fClusters = recp;
- fNclusters = fClusters->GetEntriesFast();
+ SetDigits(digits);
+ SetClusters(recp);
SetCutAmplitude();
SetDAnode();
SetDTime();
- SetMinPeak((Int_t)(((AliITSresponseSDD*)fResponse)->GetNoiseAfterElectronics()*5));
+ SetMinPeak((Int_t)(((AliITSresponseSDD*)GetResp())->
+ GetNoiseAfterElectronics()*5));
// SetMinPeak();
SetMinNCells();
SetMaxNCells();
SetTimeCorr();
SetMinCharge();
- fMap = new AliITSMapA1(fSegmentation,fDigits,fCutAmplitude);
-}
-//______________________________________________________________________
-AliITSClusterFinderSDD::AliITSClusterFinderSDD(){
- // default constructor
-
- fSegmentation = 0;
- fResponse = 0;
- fDigits = 0;
- fClusters = 0;
- fNclusters = 0;
- fMap = 0;
- fCutAmplitude = 0;
- fDAnode = 0;
- fDTime = 0;
- fMinPeak = 0;
- fMinNCells = 0;
- fMaxNCells = 0;
- fTimeCorr = 0;
- fMinCharge = 0;
- /*
- SetDAnode();
- SetDTime();
- SetMinPeak((Int_t)(((AliITSresponseSDD*)fResponse)->GetNoiseAfterElectronics()*5));
- SetMinNCells();
- SetMaxNCells();
- SetTimeCorr();
- SetMinCharge();
- */
-}
-//____________________________________________________________________________
-AliITSClusterFinderSDD::~AliITSClusterFinderSDD(){
- // destructor
-
- if(fMap) delete fMap;
+ SetMap(new AliITSMapA1(GetSeg(),Digits(),fCutAmplitude));
}
//______________________________________________________________________
-void AliITSClusterFinderSDD::SetCutAmplitude(Float_t nsigma){
+void AliITSClusterFinderSDD::SetCutAmplitude(Double_t nsigma){
// set the signal threshold for cluster finder
- Float_t baseline,noise,noiseAfterEl;
+ Double_t baseline,noise,noiseAfterEl;
- fResponse->GetNoiseParam(noise,baseline);
- noiseAfterEl = ((AliITSresponseSDD*)fResponse)->GetNoiseAfterElectronics();
+ GetResp()->GetNoiseParam(noise,baseline);
+ noiseAfterEl = ((AliITSresponseSDD*)GetResp())->GetNoiseAfterElectronics();
fCutAmplitude = (Int_t)((baseline + nsigma*noiseAfterEl));
}
//______________________________________________________________________
static AliITS *iTS = (AliITS*)gAlice->GetModule("ITS");
// retrieve the parameters
- Int_t fNofMaps = fSegmentation->Npz();
- Int_t fMaxNofSamples = fSegmentation->Npx();
+ Int_t fNofMaps = GetSeg()->Npz();
+ Int_t fMaxNofSamples = GetSeg()->Npx();
Int_t fNofAnodes = fNofMaps/2;
Int_t dummy = 0;
- Float_t fTimeStep = fSegmentation->Dpx(dummy);
- Float_t fSddLength = fSegmentation->Dx();
- Float_t fDriftSpeed = fResponse->DriftSpeed();
- Float_t anodePitch = fSegmentation->Dpz(dummy);
+ Double_t fTimeStep = GetSeg()->Dpx(dummy);
+ Double_t fSddLength = GetSeg()->Dx();
+ Double_t fDriftSpeed = GetResp()->DriftSpeed();
+ Double_t anodePitch = GetSeg()->Dpz(dummy);
// map the signal
- fMap->ClearMap();
- fMap->SetThreshold(fCutAmplitude);
- fMap->FillMap();
+ Map()->ClearMap();
+ Map()->SetThreshold(fCutAmplitude);
+ Map()->FillMap();
- Float_t noise;
- Float_t baseline;
- fResponse->GetNoiseParam(noise,baseline);
+ Double_t noise;
+ Double_t baseline;
+ GetResp()->GetNoiseParam(noise,baseline);
Int_t nofFoundClusters = 0;
Int_t i;
- Float_t **dfadc = new Float_t*[fNofAnodes];
- for(i=0;i<fNofAnodes;i++) dfadc[i] = new Float_t[fMaxNofSamples];
- Float_t fadc = 0.;
- Float_t fadc1 = 0.;
- Float_t fadc2 = 0.;
+ Double_t **dfadc = new Double_t*[fNofAnodes];
+ for(i=0;i<fNofAnodes;i++) dfadc[i] = new Double_t[fMaxNofSamples];
+ Double_t fadc = 0.;
+ Double_t fadc1 = 0.;
+ Double_t fadc2 = 0.;
Int_t j,k,idx,l,m;
for(j=0;j<2;j++) {
for(k=0;k<fNofAnodes;k++) {
// signal (fadc) & derivative (dfadc)
dfadc[k][255]=0.;
for(l=0; l<fMaxNofSamples; l++) {
- fadc2=(Float_t)fMap->GetSignal(idx,l);
- if(l>0) fadc1=(Float_t)fMap->GetSignal(idx,l-1);
+ fadc2=(Double_t)Map()->GetSignal(idx,l);
+ if(l>0) fadc1=(Double_t)Map()->GetSignal(idx,l-1);
if(l>0) dfadc[k][l-1] = fadc2-fadc1;
} // samples
} // anodes
for(k=0;k<fNofAnodes;k++) {
- //cout << "Anode: " << k+1 << ", Wing: " << j+1 << endl;
+ if(GetDebug(5)) cout<<"Anode: "<<k+1<<", Wing: "<<j+1<< endl;
idx = j*fNofAnodes+k;
Int_t imax = 0;
Int_t imaxd = 0;
imax = it;
imaxd = it;
// maximum of signal
- Float_t fadcmax = 0.;
- Float_t dfadcmax = 0.;
+ Double_t fadcmax = 0.;
+ Double_t dfadcmax = 0.;
Int_t lthrmina = 1;
Int_t lthrmint = 3;
Int_t lthra = 1;
for(m=0;m<20;m++) {
Int_t id = it+m;
if(id>=fMaxNofSamples) break;
- fadc=(float)fMap->GetSignal(idx,id);
+ fadc=(float)Map()->GetSignal(idx,id);
if(fadc > fadcmax) { fadcmax = fadc; imax = id;}
- if(fadc > (float)fCutAmplitude) {
- lthrt++;
- } // end if
+ if(fadc > (float)fCutAmplitude)lthrt++;
if(dfadc[k][id] > dfadcmax) {
dfadcmax = dfadc[k][id];
imaxd = id;
} // end if
} // end for m
it = imaxd;
- if(fMap->TestHit(idx,imax) == kEmpty) {it++; continue;}
+ if(Map()->TestHit(idx,imax) == kEmpty) {it++; continue;}
// cluster charge
Int_t tstart = it-2;
if(tstart < 0) tstart = 0;
if(ilcl) {
nofFoundClusters++;
Int_t tstop = tstart;
- Float_t dfadcmin = 10000.;
+ Double_t dfadcmin = 10000.;
Int_t ij;
for(ij=0; ij<20; ij++) {
if(tstart+ij > 255) { tstop = 255; break; }
- fadc=(float)fMap->GetSignal(idx,tstart+ij);
+ fadc=(float)Map()->GetSignal(idx,tstart+ij);
if((dfadc[k][tstart+ij] < dfadcmin) &&
(fadc > fCutAmplitude)) {
tstop = tstart+ij+5;
} // end if
} // end for ij
- Float_t clusterCharge = 0.;
- Float_t clusterAnode = k+0.5;
- Float_t clusterTime = 0.;
+ Double_t clusterCharge = 0.;
+ Double_t clusterAnode = k+0.5;
+ Double_t clusterTime = 0.;
Int_t clusterMult = 0;
- Float_t clusterPeakAmplitude = 0.;
+ Double_t clusterPeakAmplitude = 0.;
Int_t its,peakpos = -1;
- Float_t n, baseline;
- fResponse->GetNoiseParam(n,baseline);
+ Double_t n, baseline;
+ GetResp()->GetNoiseParam(n,baseline);
for(its=tstart; its<=tstop; its++) {
- fadc=(float)fMap->GetSignal(idx,its);
+ fadc=(float)Map()->GetSignal(idx,its);
if(fadc>baseline) fadc -= baseline;
else fadc = 0.;
clusterCharge += fadc;
// to get the list of tracks !!!
if(fadc > clusterPeakAmplitude) {
clusterPeakAmplitude = fadc;
- //peakpos=fMap->GetHitIndex(idx,its);
+ //peakpos=Map()->GetHitIndex(idx,its);
Int_t shift = (int)(fTimeCorr/fTimeStep);
if(its>shift && its<(fMaxNofSamples-shift))
- peakpos = fMap->GetHitIndex(idx,its+shift);
- else peakpos = fMap->GetHitIndex(idx,its);
- if(peakpos<0) peakpos =fMap->GetHitIndex(idx,its);
+ peakpos = Map()->GetHitIndex(idx,its+shift);
+ else peakpos = Map()->GetHitIndex(idx,its);
+ if(peakpos<0) peakpos =Map()->GetHitIndex(idx,its);
} // end if
clusterTime += fadc*its;
if(fadc > 0) clusterMult++;
} // end if
} // end for its
- Float_t clusteranodePath = (clusterAnode - fNofAnodes/2)*
- anodePitch;
- Float_t clusterDriftPath = clusterTime*fDriftSpeed;
+ Double_t clusteranodePath = (clusterAnode - fNofAnodes/2)*
+ anodePitch;
+ Double_t clusterDriftPath = clusterTime*fDriftSpeed;
clusterDriftPath = fSddLength-clusterDriftPath;
if(clusterCharge <= 0.) break;
AliITSRawClusterSDD clust(j+1,//i
return;
}
-
-
-
//______________________________________________________________________
void AliITSClusterFinderSDD::Find1DClustersE(){
// find 1D clusters
static AliITS *iTS=(AliITS*)gAlice->GetModule("ITS");
// retrieve the parameters
- Int_t fNofMaps = fSegmentation->Npz();
- Int_t fMaxNofSamples = fSegmentation->Npx();
+ Int_t fNofMaps = GetSeg()->Npz();
+ Int_t fMaxNofSamples = GetSeg()->Npx();
Int_t fNofAnodes = fNofMaps/2;
Int_t dummy=0;
- Float_t fTimeStep = fSegmentation->Dpx( dummy );
- Float_t fSddLength = fSegmentation->Dx();
- Float_t fDriftSpeed = fResponse->DriftSpeed();
- Float_t anodePitch = fSegmentation->Dpz( dummy );
- Float_t n, baseline;
- fResponse->GetNoiseParam( n, baseline );
+ Double_t fTimeStep = GetSeg()->Dpx( dummy );
+ Double_t fSddLength = GetSeg()->Dx();
+ Double_t fDriftSpeed = GetResp()->DriftSpeed();
+ Double_t anodePitch = GetSeg()->Dpz( dummy );
+ Double_t n, baseline;
+ GetResp()->GetNoiseParam( n, baseline );
// map the signal
- fMap->ClearMap();
- fMap->SetThreshold( fCutAmplitude );
- fMap->FillMap();
+ Map()->ClearMap();
+ Map()->SetThreshold( fCutAmplitude );
+ Map()->FillMap();
Int_t nClu = 0;
// cout << "Search cluster... "<< endl;
Bool_t on = kFALSE;
Int_t start = 0;
Int_t nTsteps = 0;
- Float_t fmax = 0.;
+ Double_t fmax = 0.;
Int_t lmax = 0;
- Float_t charge = 0.;
- Float_t time = 0.;
- Float_t anode = k+0.5;
+ Double_t charge = 0.;
+ Double_t time = 0.;
+ Double_t anode = k+0.5;
Int_t peakpos = -1;
for( Int_t l=0; l<fMaxNofSamples; l++ ){
- Float_t fadc = (Float_t)fMap->GetSignal( idx, l );
+ Double_t fadc = (Double_t)Map()->GetSignal( idx, l );
if( fadc > 0.0 ){
if( on == kFALSE && l<fMaxNofSamples-4){
// star RawCluster (reset var.)
- Float_t fadc1 = (Float_t)fMap->GetSignal( idx, l+1 );
+ Double_t fadc1 = (Double_t)Map()->GetSignal( idx, l+1 );
if( fadc1 < fadc ) continue;
start = l;
fmax = 0.;
lmax = l;
Int_t shift = (Int_t)(fTimeCorr/fTimeStep + 0.5);
if( l > shift && l < (fMaxNofSamples-shift) )
- peakpos = fMap->GetHitIndex( idx, l+shift );
+ peakpos = Map()->GetHitIndex( idx, l+shift );
else
- peakpos = fMap->GetHitIndex( idx, l );
- if( peakpos < 0) peakpos = fMap->GetHitIndex( idx, l );
+ peakpos = Map()->GetHitIndex( idx, l );
+ if( peakpos < 0) peakpos = Map()->GetHitIndex(idx,l);
} // end if fadc
}else{ // end fadc>0
if( on == kTRUE ){
time /= (charge/fTimeStep); // ns
// time = lmax*fTimeStep; // ns
if( time > fTimeCorr ) time -= fTimeCorr; // ns
- Float_t anodePath = (anode - fNofAnodes/2)*anodePitch;
- Float_t driftPath = time*fDriftSpeed;
+ Double_t anodePath =(anode-fNofAnodes/2)*anodePitch;
+ Double_t driftPath = time*fDriftSpeed;
driftPath = fSddLength-driftPath;
AliITSRawClusterSDD clust(j+1,anode,time,charge,
fmax, peakpos,0.,0.,
nTsteps,start,stop,
start, stop, 1, k, k );
iTS->AddCluster( 1, &clust );
- // clust.PrintInfo();
+ if(GetDebug(5)) clust.PrintInfo();
nClu++;
} // end if nTsteps
on = kFALSE;
} // samples
} // anodes
} // wings
- // cout << "# Rawclusters " << nClu << endl;
+ if(GetDebug(3)) cout << "# Rawclusters " << nClu << endl;
return;
}
//_______________________________________________________________________
-Int_t AliITSClusterFinderSDD::SearchPeak(Float_t *spect,Int_t xdim,Int_t zdim,
+Int_t AliITSClusterFinderSDD::SearchPeak(Double_t *spect,Int_t xdim,Int_t zdim,
Int_t *peakX, Int_t *peakZ,
- Float_t *peakAmp, Float_t minpeak ){
+ Double_t *peakAmp, Double_t minpeak ){
// search peaks on a 2D cluster
Int_t npeak = 0; // # peaks
Int_t i,j;
// search peaks
for( Int_t z=1; z<zdim-1; z++ ){
for( Int_t x=1; x<xdim-2; x++ ){
- Float_t sxz = spect[x*zdim+z];
- Float_t sxz1 = spect[(x+1)*zdim+z];
- Float_t sxz2 = spect[(x-1)*zdim+z];
+ Double_t sxz = spect[x*zdim+z];
+ Double_t sxz1 = spect[(x+1)*zdim+z];
+ Double_t sxz2 = spect[(x-1)*zdim+z];
// search a local max. in s[x,z]
if( sxz < minpeak || sxz1 <= 0 || sxz2 <= 0 ) continue;
if( sxz >= spect[(x+1)*zdim+z ] && sxz >= spect[(x-1)*zdim+z ] &&
return( npeak );
}
//______________________________________________________________________
-void AliITSClusterFinderSDD::PeakFunc( Int_t xdim, Int_t zdim, Float_t *par,
- Float_t *spe, Float_t *integral){
+void AliITSClusterFinderSDD::PeakFunc( Int_t xdim, Int_t zdim, Double_t *par,
+ Double_t *spe, Double_t *integral){
// function used to fit the clusters
// par -> parameters..
// par[0] number of peaks.
// par[i+2] = zpos
// par[i+3] = tau
// par[i+4] = sigma.
- Int_t electronics = fResponse->Electronics(); // 1 = PASCAL, 2 = OLA
+ Int_t electronics = GetResp()->Electronics(); // 1 = PASCAL, 2 = OLA
const Int_t knParam = 5;
Int_t npeak = (Int_t)par[0];
- memset( spe, 0, sizeof( Float_t )*zdim*xdim );
+ memset( spe, 0, sizeof( Double_t )*zdim*xdim );
Int_t k = 1;
for( Int_t i=0; i<npeak; i++ ){
if( integral != 0 ) integral[i] = 0.;
- Float_t sigmaA2 = par[k+4]*par[k+4]*2.;
- Float_t t2 = par[k+3]; // PASCAL
+ Double_t sigmaA2 = par[k+4]*par[k+4]*2.;
+ Double_t t2 = par[k+3]; // PASCAL
if( electronics == 2 ) { t2 *= t2; t2 *= 2; } // OLA
for( Int_t z=0; z<zdim; z++ ){
for( Int_t x=0; x<xdim; x++ ){
- Float_t z2 = (z-par[k+2])*(z-par[k+2])/sigmaA2;
- Float_t x2 = 0.;
- Float_t signal = 0.;
+ Double_t z2 = (z-par[k+2])*(z-par[k+2])/sigmaA2;
+ Double_t x2 = 0.;
+ Double_t signal = 0.;
if( electronics == 1 ){ // PASCAL
x2 = (x-par[k+1]+t2)/t2;
signal = (x2>0.) ? par[k]*x2*exp(-x2+1.-z2) :0.0; // RCCR2
x2 = (x-par[k+1])*(x-par[k+1])/t2;
signal = par[k] * exp( -x2 - z2 );
} else {
- Warning("PeakFunc","Wrong SDD Electronics = %d",electronics);
+ Warning("PeakFunc","Wrong SDD Electronics = %d",
+ electronics);
// exit( 1 );
} // end if electronicx
spe[x*zdim+z] += signal;
return;
}
//__________________________________________________________________________
-Float_t AliITSClusterFinderSDD::ChiSqr( Int_t xdim, Int_t zdim, Float_t *spe,
- Float_t *speFit ) const{
+Double_t AliITSClusterFinderSDD::ChiSqr( Int_t xdim, Int_t zdim, Double_t *spe,
+ Double_t *speFit ) const{
// EVALUATES UNNORMALIZED CHI-SQUARED
- Float_t chi2 = 0.;
+ Double_t chi2 = 0.;
for( Int_t z=0; z<zdim; z++ ){
for( Int_t x=1; x<xdim-1; x++ ){
Int_t index = x*zdim+z;
- Float_t tmp = spe[index] - speFit[index];
+ Double_t tmp = spe[index] - speFit[index];
chi2 += tmp*tmp;
} // end for x
} // end for z
return( chi2 );
}
//_______________________________________________________________________
-void AliITSClusterFinderSDD::Minim( Int_t xdim, Int_t zdim, Float_t *param,
- Float_t *prm0,Float_t *steprm,
- Float_t *chisqr,Float_t *spe,
- Float_t *speFit ){
+void AliITSClusterFinderSDD::Minim( Int_t xdim, Int_t zdim, Double_t *param,
+ Double_t *prm0,Double_t *steprm,
+ Double_t *chisqr,Double_t *spe,
+ Double_t *speFit ){
//
Int_t k, nnn, mmm, i;
- Float_t p1, delta, d1, chisq1, p2, chisq2, t, p3, chisq3, a, b, p0, chisqt;
+ Double_t p1, delta, d1, chisq1, p2, chisq2, t, p3, chisq3, a, b, p0, chisqt;
const Int_t knParam = 5;
Int_t npeak = (Int_t)param[0];
for( k=1; k<(npeak*knParam+1); k++ ) prm0[k] = param[k];
// ENSURE THAT STEP SIZE IS SENSIBLY LARGER THAN MACHINE ROUND OFF
if( fabs( p1 ) > 1.0E-6 )
if ( fabs( delta/p1 ) < 1.0E-4 ) delta = p1/1000;
- else delta = (Float_t)1.0E-4;
+ else delta = (Double_t)1.0E-4;
// EVALUATE CHI-SQUARED AT FIRST TWO SEARCH POINTS
PeakFunc( xdim, zdim, param, speFit );
chisq1 = ChiSqr( xdim, zdim, spe, speFit );
if( param[k] < .5 ) param[k] = .5;
break;
case 4 :
- if( param[k] < .288 ) param[k] = .288; // 1/sqrt(12) = 0.288
+ if( param[k] < .288 ) param[k] = .288;// 1/sqrt(12) = 0.288
if( param[k] > zdim*.5 ) param[k] = zdim*.5;
break;
}; // end switch
// FIND MINIMUM OF PARABOLA DEFINED BY LAST THREE POINTS
a = chisq1*(p2-p3)+chisq2*(p3-p1)+chisq3*(p1-p2);
b = chisq1*(p2*p2-p3*p3)+chisq2*(p3*p3-p1*p1)+chisq3*(p1*p1-p2*p2);
- if( a!=0 ) p0 = (Float_t)(0.5*b/a);
+ if( a!=0 ) p0 = (Double_t)(0.5*b/a);
else p0 = 10000;
//--IN CASE OF NEARLY EQUAL CHI-SQUARED AND TOO SMALL STEP SIZE PREVENT
// ERRONEOUS EVALUATION OF PARABOLA MINIMUM
//---NEXT TWO LINES CAN BE OMITTED FOR HIGHER PRECISION MACHINES
- //dp = (Float_t) max (fabs(p3-p2), fabs(p2-p1));
+ //dp = (Double_t) max (fabs(p3-p2), fabs(p2-p1));
//if( fabs( p2-p0 ) > dp ) p0 = p2;
param[k] = p0;
// Constrain paramiters
}
//_________________________________________________________________________
Int_t AliITSClusterFinderSDD::NoLinearFit( Int_t xdim, Int_t zdim,
- Float_t *param, Float_t *spe,
- Int_t *niter, Float_t *chir ){
+ Double_t *param, Double_t *spe,
+ Int_t *niter, Double_t *chir ){
// fit method from Comput. Phys. Commun 46(1987) 149
- const Float_t kchilmt = 0.01; // relative accuracy
+ const Double_t kchilmt = 0.01; // relative accuracy
const Int_t knel = 3; // for parabolic minimization
const Int_t knstop = 50; // Max. iteration number
const Int_t knParam = 5;
Int_t npeak = (Int_t)param[0];
// RETURN IF NUMBER OF DEGREES OF FREEDOM IS NOT POSITIVE
if( (xdim*zdim - npeak*knParam) <= 0 ) return( -1 );
- Float_t degFree = (xdim*zdim - npeak*knParam)-1;
+ Double_t degFree = (xdim*zdim - npeak*knParam)-1;
Int_t n, k, iterNum = 0;
- Float_t *prm0 = new Float_t[npeak*knParam+1];
- Float_t *step = new Float_t[npeak*knParam+1];
- Float_t *schi = new Float_t[npeak*knParam+1];
- Float_t *sprm[3];
- sprm[0] = new Float_t[npeak*knParam+1];
- sprm[1] = new Float_t[npeak*knParam+1];
- sprm[2] = new Float_t[npeak*knParam+1];
- Float_t chi0, chi1, reldif, a, b, prmin, dp;
- Float_t *speFit = new Float_t[ xdim*zdim ];
+ Double_t *prm0 = new Double_t[npeak*knParam+1];
+ Double_t *step = new Double_t[npeak*knParam+1];
+ Double_t *schi = new Double_t[npeak*knParam+1];
+ Double_t *sprm[3];
+ sprm[0] = new Double_t[npeak*knParam+1];
+ sprm[1] = new Double_t[npeak*knParam+1];
+ sprm[2] = new Double_t[npeak*knParam+1];
+ Double_t chi0, chi1, reldif, a, b, prmin, dp;
+ Double_t *speFit = new Double_t[ xdim*zdim ];
PeakFunc( xdim, zdim, param, speFit );
chi0 = ChiSqr( xdim, zdim, spe, speFit );
chi1 = chi0;
iterNum++;
chi0 = chi1;
Minim( xdim, zdim, param, prm0, step, &chi1, spe, speFit );
- reldif = ( chi1 > 0 ) ? ((Float_t) fabs( chi1-chi0)/chi1 ) : 0;
+ reldif = ( chi1 > 0 ) ? ((Double_t) fabs( chi1-chi0)/chi1 ) : 0;
// EXIT conditions
if( reldif < (float) kchilmt ){
*chir = (chi1>0) ? (float) TMath::Sqrt (chi1/degFree) :0;
// -EVALUATE EXTRAPOLATED VALUE OF EACH PARAMETER BY FINDING MINIMUM OF
// PARABOLA DEFINED BY LAST THREE CALLS OF MINIM
for( k=1; k<(npeak*knParam+1); k++ ){
- Float_t tmp0 = sprm[0][k];
- Float_t tmp1 = sprm[1][k];
- Float_t tmp2 = sprm[2][k];
+ Double_t tmp0 = sprm[0][k];
+ Double_t tmp1 = sprm[1][k];
+ Double_t tmp2 = sprm[2][k];
a = schi[0]*(tmp1-tmp2) + schi[1]*(tmp2-tmp0);
a += (schi[2]*(tmp0-tmp1));
b = schi[0]*(tmp1*tmp1-tmp2*tmp2);
Int_t i;
static AliITS *iTS = (AliITS*)gAlice->GetModule( "ITS" );
// get number of clusters for this module
- Int_t nofClusters = fClusters->GetEntriesFast();
+ Int_t nofClusters = NClusters();
nofClusters -= fNclusters;
- Int_t fNofMaps = fSegmentation->Npz();
+ Int_t fNofMaps = GetSeg()->Npz();
Int_t fNofAnodes = fNofMaps/2;
-// Int_t fMaxNofSamples = fSegmentation->Npx();
+ //Int_t fMaxNofSamples = GetSeg()->Npx();
Int_t dummy=0;
- Double_t fTimeStep = fSegmentation->Dpx( dummy );
- Double_t fSddLength = fSegmentation->Dx();
- Double_t fDriftSpeed = fResponse->DriftSpeed();
- Double_t anodePitch = fSegmentation->Dpz( dummy );
- Float_t n, baseline;
- fResponse->GetNoiseParam( n, baseline );
- Int_t electronics = fResponse->Electronics(); // 1 = PASCAL, 2 = OLA
+ Double_t fTimeStep = GetSeg()->Dpx( dummy );
+ Double_t fSddLength = GetSeg()->Dx();
+ Double_t fDriftSpeed = GetResp()->DriftSpeed();
+ Double_t anodePitch = GetSeg()->Dpz( dummy );
+ Double_t n, baseline;
+ GetResp()->GetNoiseParam( n, baseline );
+ Int_t electronics = GetResp()->Electronics(); // 1 = PASCAL, 2 = OLA
for( Int_t j=0; j<nofClusters; j++ ){
// get cluster information
- AliITSRawClusterSDD *clusterJ=(AliITSRawClusterSDD*) fClusters->At(j);
+ AliITSRawClusterSDD *clusterJ=(AliITSRawClusterSDD*) Cluster(j);
Int_t astart = clusterJ->Astart();
Int_t astop = clusterJ->Astop();
Int_t tstart = clusterJ->Tstartf();
Warning("ResolveClustersE","xdim: %d , zdim: %d ",xdim,zdim);
continue;
}
- Float_t *sp = new Float_t[ xdim*zdim+1 ];
- memset( sp, 0, sizeof(Float_t)*(xdim*zdim+1) );
+ Double_t *sp = new Double_t[ xdim*zdim+1 ];
+ memset( sp, 0, sizeof(Double_t)*(xdim*zdim+1) );
// make a local map from cluster region
for( Int_t ianode=astart; ianode<=astop; ianode++ ){
for( Int_t itime=tstart; itime<=tstop; itime++ ){
- Float_t fadc = fMap->GetSignal( ianode, itime );
+ Double_t fadc = Map()->GetSignal( ianode, itime );
if( fadc > baseline ) fadc -= (Double_t)baseline;
else fadc = 0.;
Int_t index = (itime-tstart+1)*zdim+(ianode-astart+1);
const Int_t kNp = 150;
Int_t peakX1[kNp];
Int_t peakZ1[kNp];
- Float_t peakAmp1[kNp];
+ Double_t peakAmp1[kNp];
Int_t npeak = SearchPeak(sp,xdim,zdim,peakX1,peakZ1,peakAmp1,fMinPeak);
// if multiple peaks, split cluster
- if( npeak >= 1 )
- {
+ if( npeak >= 1 ){
// cout << "npeak " << npeak << endl;
// clusterJ->PrintInfo();
- Float_t *par = new Float_t[npeak*5+1];
- par[0] = (Float_t)npeak;
+ Double_t *par = new Double_t[npeak*5+1];
+ par[0] = (Double_t)npeak;
// Initial parameters in cell dimentions
Int_t k1 = 1;
for( i=0; i<npeak; i++ ){
par[k1] = peakAmp1[i];
par[k1+1] = peakX1[i]; // local time pos. [timebin]
par[k1+2] = peakZ1[i]; // local anode pos. [anodepitch]
- if( electronics == 1 )
- par[k1+3] = 2.; // PASCAL
- else if( electronics == 2 )
- par[k1+3] = 0.7; // tau [timebin] OLA
+ if( electronics == 1 ) par[k1+3] = 2.; // PASCAL
+ else if(electronics==2) par[k1+3] = 0.7;//tau [timebin] OLA
par[k1+4] = .4; // sigma [anodepich]
- k1+=5;
+ k1 += 5;
} // end for i
Int_t niter;
- Float_t chir;
+ Double_t chir;
NoLinearFit( xdim, zdim, par, sp, &niter, &chir );
- Float_t peakX[kNp];
- Float_t peakZ[kNp];
- Float_t sigma[kNp];
- Float_t tau[kNp];
- Float_t peakAmp[kNp];
- Float_t integral[kNp];
+ Double_t peakX[kNp];
+ Double_t peakZ[kNp];
+ Double_t sigma[kNp];
+ Double_t tau[kNp];
+ Double_t peakAmp[kNp];
+ Double_t integral[kNp];
//get integrals => charge for each peak
PeakFunc( xdim, zdim, par, sp, integral );
k1 = 1;
// Int_t shift = (Int_t)(fTimeCorr/fTimeStep + 0.5);
// if( newiTime > shift && newiTime < (fMaxNofSamples-shift) )
// shift = 0;
- // Int_t peakpos = fMap->GetHitIndex( newAnode, newiTime+shift );
+ // Int_t peakpos = Map()->GetHitIndex(newAnode,newiTime+shift );
// clusterI.SetPeakPos( peakpos );
clusterI.SetPeakAmpl( peakAmp1[i] );
- Float_t newAnodef = peakZ[i] - 0.5 + astart;
- Float_t newiTimef = peakX[i] - 1 + tstart;
+ Double_t newAnodef = peakZ[i] - 0.5 + astart;
+ Double_t newiTimef = peakX[i] - 1 + tstart;
if( wing == 2 ) newAnodef -= fNofAnodes;
- Float_t anodePath = (newAnodef - fNofAnodes/2)*anodePitch;
+ Double_t anodePath = (newAnodef - fNofAnodes/2)*anodePitch;
newiTimef *= fTimeStep;
if( newiTimef > fTimeCorr ) newiTimef -= fTimeCorr;
if( electronics == 1 ){
newiTimef *= 0.99714; // OLA
Int_t timeBin = (Int_t)(newiTimef/fTimeStep+0.5);
- Int_t peakpos = fMap->GetHitIndex( newAnode, timeBin );
+ Int_t peakpos = Map()->GetHitIndex( newAnode, timeBin );
if( peakpos < 0 ) {
for( Int_t ii=0; ii<3; ii++ ) {
- peakpos = fMap->GetHitIndex( newAnode, timeBin+ii );
+ peakpos = Map()->GetHitIndex( newAnode, timeBin+ii );
if( peakpos > 0 ) break;
- peakpos = fMap->GetHitIndex( newAnode, timeBin-ii );
+ peakpos = Map()->GetHitIndex( newAnode, timeBin-ii );
if( peakpos > 0 ) break;
}
}
if( peakpos < 0 ) {
- // Warning( "ResolveClustersE", "Digit not found for cluster:\n" );
- // clusterI.PrintInfo();
+ //Warning("ResolveClustersE",
+ // "Digit not found for cluster");
+ //if(GetDebug(3)) clusterI.PrintInfo();
continue;
}
clusterI.SetPeakPos( peakpos );
- Float_t driftPath = fSddLength - newiTimef * fDriftSpeed;
- Float_t sign = ( wing == 1 ) ? -1. : 1.;
+ Double_t driftPath = fSddLength - newiTimef * fDriftSpeed;
+ Double_t sign = ( wing == 1 ) ? -1. : 1.;
clusterI.SetX( driftPath*sign * 0.0001 );
clusterI.SetZ( anodePath * 0.0001 );
clusterI.SetAnode( newAnodef );
iTS->AddCluster( 1, &clusterI );
} // end for i
- fClusters->RemoveAt( j );
+ Clusters()->RemoveAt( j );
delete [] par;
} else { // something odd
- Warning( "ResolveClustersE","--- Peak not found!!!! minpeak=%d ,cluster peak= %f , module= %d",
- fMinPeak, clusterJ->PeakAmpl(), fModule );
+ Warning( "ResolveClustersE",
+ "--- Peak not found!!!! minpeak=%d ,cluster peak= %f"
+ " , module= %d",
+ fMinPeak, clusterJ->PeakAmpl(),GetModule());
clusterJ->PrintInfo();
Warning( "ResolveClustersE"," xdim= %d zdim= %d", xdim-2, zdim-2 );
}
delete [] sp;
} // cluster loop
- fClusters->Compress();
-// fMap->ClearMap();
+ Clusters()->Compress();
+// Map()->ClearMap();
}
-
-
//________________________________________________________________________
void AliITSClusterFinderSDD::GroupClusters(){
// group clusters
Int_t dummy=0;
- Float_t fTimeStep = fSegmentation->Dpx(dummy);
+ Double_t fTimeStep = GetSeg()->Dpx(dummy);
// get number of clusters for this module
- Int_t nofClusters = fClusters->GetEntriesFast();
+ Int_t nofClusters = NClusters();
nofClusters -= fNclusters;
AliITSRawClusterSDD *clusterI;
AliITSRawClusterSDD *clusterJ;
if(label[i] != 0) continue;
for(j=i+1; j<nofClusters; j++) {
if(label[j] != 0) continue;
- clusterI = (AliITSRawClusterSDD*) fClusters->At(i);
- clusterJ = (AliITSRawClusterSDD*) fClusters->At(j);
+ clusterI = (AliITSRawClusterSDD*) Cluster(i);
+ clusterJ = (AliITSRawClusterSDD*) Cluster(j);
// 1.3 good
if(clusterI->T() < fTimeStep*60) fDAnode = 4.2; // TB 3.2
if(clusterI->T() < fTimeStep*10) fDAnode = 1.5; // TB 1.
Bool_t pair = clusterI->Brother(clusterJ,fDAnode,fDTime);
if(!pair) continue;
- // clusterI->PrintInfo();
- // clusterJ->PrintInfo();
+ if(GetDebug(4)){
+ clusterI->PrintInfo();
+ clusterJ->PrintInfo();
+ } // end if GetDebug
clusterI->Add(clusterJ);
label[j] = 1;
- fClusters->RemoveAt(j);
+ Clusters()->RemoveAt(j);
j=i; // <- Ernesto
} // J clusters
label[i] = 1;
} // I clusters
- fClusters->Compress();
+ Clusters()->Compress();
delete [] label;
return;
//________________________________________________________________________
void AliITSClusterFinderSDD::SelectClusters(){
// get number of clusters for this module
- Int_t nofClusters = fClusters->GetEntriesFast();
+ Int_t nofClusters = NClusters();
nofClusters -= fNclusters;
Int_t i;
for(i=0; i<nofClusters; i++) {
- AliITSRawClusterSDD *clusterI =(AliITSRawClusterSDD*) fClusters->At(i);
+ AliITSRawClusterSDD *clusterI =(AliITSRawClusterSDD*) Cluster(i);
Int_t rmflg = 0;
- Float_t wy = 0.;
+ Double_t wy = 0.;
if(clusterI->Anodes() != 0.) {
- wy = ((Float_t) clusterI->Samples())/clusterI->Anodes();
+ wy = ((Double_t) clusterI->Samples())/clusterI->Anodes();
} // end if
Int_t amp = (Int_t) clusterI->PeakAmpl();
Int_t cha = (Int_t) clusterI->Q();
if(cha < fMinCharge) rmflg = 1;
if(wy < fMinNCells) rmflg = 1;
//if(wy > fMaxNCells) rmflg = 1;
- if(rmflg) fClusters->RemoveAt(i);
+ if(rmflg) Clusters()->RemoveAt(i);
} // I clusters
- fClusters->Compress();
+ Clusters()->Compress();
return;
}
//__________________________________________________________________________
// The function to resolve clusters if the clusters overlapping exists
/* AliITS *iTS=(AliITS*)gAlice->GetModule("ITS");
// get number of clusters for this module
- Int_t nofClusters = fClusters->GetEntriesFast();
+ Int_t nofClusters = NClusters();
nofClusters -= fNclusters;
//cout<<"Resolve Cl: nofClusters, fNclusters ="<<nofClusters<<","
// <<fNclusters<<endl;
- Int_t fNofMaps = fSegmentation->Npz();
+ Int_t fNofMaps = GetSeg()->Npz();
Int_t fNofAnodes = fNofMaps/2;
Int_t dummy=0;
- Double_t fTimeStep = fSegmentation->Dpx(dummy);
- Double_t fSddLength = fSegmentation->Dx();
- Double_t fDriftSpeed = fResponse->DriftSpeed();
- Double_t anodePitch = fSegmentation->Dpz(dummy);
- Float_t n, baseline;
- fResponse->GetNoiseParam(n,baseline);
- Float_t dzz_1A = anodePitch * anodePitch / 12;
+ Double_t fTimeStep = GetSeg()->Dpx(dummy);
+ Double_t fSddLength = GetSeg()->Dx();
+ Double_t fDriftSpeed = GetResp()->DriftSpeed();
+ Double_t anodePitch = GetSeg()->Dpz(dummy);
+ Double_t n, baseline;
+ GetResp()->GetNoiseParam(n,baseline);
+ Double_t dzz_1A = anodePitch * anodePitch / 12;
// fill Map of signals
- fMap->FillMap();
+ Map()->FillMap();
Int_t j,i,ii,ianode,anode,itime;
Int_t wing,astart,astop,tstart,tstop,nanode;
Double_t fadc,ClusterTime;
Double_t q[400],x[400],z[400]; // digit charges and coordinates
for(j=0; j<nofClusters; j++) {
- AliITSRawClusterSDD *clusterJ=(AliITSRawClusterSDD*) fClusters->At(j);
+ AliITSRawClusterSDD *clusterJ=(AliITSRawClusterSDD*) Cluster(j);
Int_t ndigits = 0;
astart=clusterJ->Astart();
astop=clusterJ->Astop();
for(ianode=astart; ianode<=astop; ianode++) {
for(itime=tstart; itime<=tstop; itime++) {
- fadc=fMap->GetSignal(ianode,itime);
+ fadc=Map()->GetSignal(ianode,itime);
if(fadc>baseline) {
fadc-=(Double_t)baseline;
q[ndigits] = fadc*(fTimeStep/160); // KeV
cout << " in: " << endl;
for (i=0; i<nfhits; i++) {
// AliITSRawClusterSDD *clust = new AliITSRawClusterSDD(wing,
- -1,-1,(Float_t)qfit[i],ncl,0,0,
- (Float_t)xfit[i],
- (Float_t)zfit[i],0,0,0,0,
+ -1,-1,(Double_t)qfit[i],ncl,0,0,
+ (Double_t)xfit[i],
+ (Double_t)zfit[i],0,0,0,0,
tstart,tstop,astart,astop);
- // AliITSRawClusterSDD *clust = new AliITSRawClusterSDD(wing,-1,
- // -1,(Float_t)qfit[i],0,0,0,
- // (Float_t)xfit[i],
- // (Float_t)zfit[i],0,0,0,0,
+ // AliITSRawClusterSDD *clust = new AliITSRawClusterSDD(wing,-1,
+ // -1,(Double_t)qfit[i],0,0,0,
+ // (Double_t)xfit[i],
+ // (Double_t)zfit[i],0,0,0,0,
// tstart,tstop,astart,astop,ncl);
// ???????????
// if(wing == 1) xfit[i] *= (-1);
- Float_t Anode = (zfit[i]/anodePitch+fNofAnodes/2-0.5);
- Float_t Time = (fSddLength - xfit[i])/fDriftSpeed;
- Float_t clusterPeakAmplitude = clusterJ->PeakAmpl();
- Float_t peakpos = clusterJ->PeakPos();
- Float_t clusteranodePath = (Anode - fNofAnodes/2)*anodePitch;
- Float_t clusterDriftPath = Time*fDriftSpeed;
+ Double_t Anode = (zfit[i]/anodePitch+fNofAnodes/2-0.5);
+ Double_t Time = (fSddLength - xfit[i])/fDriftSpeed;
+ Double_t clusterPeakAmplitude = clusterJ->PeakAmpl();
+ Double_t peakpos = clusterJ->PeakPos();
+ Double_t clusteranodePath = (Anode - fNofAnodes/2)*anodePitch;
+ Double_t clusterDriftPath = Time*fDriftSpeed;
clusterDriftPath = fSddLength-clusterDriftPath;
AliITSRawClusterSDD *clust = new AliITSRawClusterSDD(wing,Anode,
Time,qfit[i],
,tstart,tstop,0,0,0,astart,astop);
clust->PrintInfo();
iTS->AddCluster(1,clust);
- // cout<<"new cluster added: tstart,tstop,astart,astop,x,ncl ="
+ // cout<<"new cluster added: tstart,tstop,astart,astop,x,ncl ="
// <<tstart<<","<<tstop<<","<<astart<<","<<astop<<","<<xfit[i]
// <<","<<ncl<<endl;
delete clust;
}// nfhits loop
- fClusters->RemoveAt(j);
+ Clusters()->RemoveAt(j);
} // if nfhits = 2
} // cluster loop
-fClusters->Compress();
-fMap->ClearMap();
+Clusters()->Compress();
+Map()->ClearMap();
*/
return;
}
// get rec points
static AliITS *iTS=(AliITS*)gAlice->GetModule("ITS");
// get number of clusters for this module
- Int_t nofClusters = fClusters->GetEntriesFast();
+ Int_t nofClusters = NClusters();
nofClusters -= fNclusters;
- const Float_t kconvGeV = 1.e-6; // GeV -> KeV
- const Float_t kconv = 1.0e-4;
- const Float_t kRMSx = 38.0*kconv; // microns->cm ITS TDR Table 1.3
- const Float_t kRMSz = 28.0*kconv; // microns->cm ITS TDR Table 1.3
+ const Double_t kconvGeV = 1.e-6; // GeV -> KeV
+ const Double_t kconv = 1.0e-4;
+ const Double_t kRMSx = 38.0*kconv; // microns->cm ITS TDR Table 1.3
+ const Double_t kRMSz = 28.0*kconv; // microns->cm ITS TDR Table 1.3
Int_t i;
Int_t ix, iz, idx=-1;
AliITSdigitSDD *dig=0;
- Int_t ndigits=fDigits->GetEntriesFast();
+ Int_t ndigits=NDigits();
for(i=0; i<nofClusters; i++) {
- AliITSRawClusterSDD *clusterI = (AliITSRawClusterSDD*)fClusters->At(i);
+ AliITSRawClusterSDD *clusterI = (AliITSRawClusterSDD*)Cluster(i);
if(!clusterI) Error("SDD: GetRecPoints","i clusterI ",i,clusterI);
if(clusterI) idx=clusterI->PeakPos();
if(idx>ndigits) Error("SDD: GetRecPoints","idx ndigits",idx,ndigits);
// try peak neighbours - to be done
- if(idx&&idx<= ndigits) dig =(AliITSdigitSDD*)fDigits->UncheckedAt(idx);
+ if(idx&&idx<= ndigits) dig =(AliITSdigitSDD*)GetDigit(idx);
if(!dig) {
// try cog
- fSegmentation->GetPadIxz(clusterI->X(),clusterI->Z(),ix,iz);
- dig = (AliITSdigitSDD*)fMap->GetHit(iz-1,ix-1);
+ GetSeg()->GetPadIxz(clusterI->X(),clusterI->Z(),ix,iz);
+ dig = (AliITSdigitSDD*)Map()->GetHit(iz-1,ix-1);
// if null try neighbours
- if (!dig) dig = (AliITSdigitSDD*)fMap->GetHit(iz-1,ix);
- if (!dig) dig = (AliITSdigitSDD*)fMap->GetHit(iz-1,ix+1);
+ if (!dig) dig = (AliITSdigitSDD*)Map()->GetHit(iz-1,ix);
+ if (!dig) dig = (AliITSdigitSDD*)Map()->GetHit(iz-1,ix+1);
if (!dig) printf("SDD: cannot assign the track number!\n");
} // end if !dig
AliITSRecPoint rnew;
iTS->AddRecPoint(rnew);
} // I clusters
-// fMap->ClearMap();
+// Map()->ClearMap();
}
//______________________________________________________________________
void AliITSClusterFinderSDD::FindRawClusters(Int_t mod){
// find raw clusters
- fModule = mod;
-
+ SetModule(mod);
Find1DClustersE();
GroupClusters();
SelectClusters();