// -Function FillArrayLabel fills an array wich contains, for each //
// particle label, and for each layer, the information on clusters: //
// 0 if there is no cluster, 1 if there is a cluster with this label. //
-// This function is used to define trackable tracks. //
+// This function is used to define trackable tracks. //
+// -Function FillArrayCoorAngles fills arrays wich contains, for each //
+// layer, the global coordinates, errors on x,y,z and angles lambda //
+// and phi for each cluster //
///////////////////////////////////////////////////////////////////////////
+#include <stdlib.h>
#include "AliITSclusterTable.h"
#include "AliITSclusterV2.h"
#include "AliITSgeom.h"
fLbl=0;
fGeom = 0;
fTracker = 0;
+ fPhiList = 0;
+ fLambdaList = 0;
+ fXList = 0;
+ fYList =0;
+ fZList =0;
+ fSxList = 0;
+ fSyList =0;
+ fSzList =0;
+ for(Int_t i=0;i<3;i++){fPrimaryVertex[i]=0;}
}
//__________________________________________________________
-AliITSclusterTable::AliITSclusterTable(AliITSgeom* geom, AliITStrackerSA* tracker) {
+AliITSclusterTable::AliITSclusterTable(AliITSgeom* geom, AliITStrackerSA* tracker,Double_t* primaryVertex) {
// Standard constructor
fDet=0;
Int_t nm = geom->GetIndexMax();
fLbl=0;
fGeom = geom;
fTracker = tracker;
+ for(Int_t i=0;i<3;i++){fPrimaryVertex[i]=primaryVertex[i];}
+ fPhiList = 0;
+ fLambdaList = 0;
+ fXList = 0;
+ fYList = 0;
+ fZList =0;
+ fSxList = 0;
+ fSyList =0;
+ fSzList =0;
}
//______________________________________________________________________
for (Int_t i=0; i<nm; i++){
delete fDet[i];
}
- delete fDet;
+ delete[] fDet;
}
- /* if(fLbl){
- for (Int_t i=0; i<nm; i++){
- delete fLbl[i];
- }
- delete fLbl;
- }*/
- if (fLbl)delete [] fLbl;
+ if (fLbl)delete [] fLbl; // memory leak!
if (fNCl)delete [] fNCl;
+ for (Int_t i = 0; i < fGeom->GetNlayers(); i++) {
+ if (fPhiList) delete fPhiList[i];
+ if (fLambdaList) delete fLambdaList[i];
+ if (fXList) delete fXList[i];
+ if (fYList) delete fYList[i];
+ if (fZList) delete fZList[i];
+ if (fSxList) delete fSxList[i];
+ if (fSyList) delete fSyList[i];
+ if (fSzList) delete fSzList[i];
+ }
+ if (fPhiList) delete[] fPhiList;
+ if (fLambdaList) delete[] fLambdaList;
+ if (fXList) delete[] fXList;
+ if (fYList) delete[] fYList;
+ if (fZList) delete[] fZList;
+ if (fSxList) delete[] fSxList;
+ if (fSyList) delete[] fSyList;
+ if (fSzList) delete[] fSzList;
}
//__________________________________________________________
-void AliITSclusterTable::FillArray(TTree* clusterTree,Int_t evnumber){
+void AliITSclusterTable::FillArray(TTree* clusterTree){
//
Int_t nm = fGeom->GetIndexMax();
fDet = new TArrayI*[nm];
- fTracker->SetEventNumber(evnumber);
- fTracker->LoadClusters(clusterTree);
TArrayI** vect = new TArrayI*[fGeom->GetNlayers()];
Int_t nlr = FindIndex(fGeom->GetNlayers(),firstmod,mod);
if(nlr<0){
Fatal("FillArray","Wrong module number %d . Limits: %d , %d",mod,firstmod[0],firstmod[fGeom->GetNlayers()+1]);
- return;
+ exit(1);
}
else {
for(Int_t n=0;n<vect[nlr]->GetSize();n++){
}
- fTracker->UnloadClusters();
-
+ clus->Delete();
+ delete clus;
for(Int_t n=0;n<fGeom->GetNlayers();n++)delete vect[n];
- delete vect;
+ delete [] vect;
delete [] firstmod;
}
//_________________________________________________________________
-void AliITSclusterTable::FillArrayLabel(Int_t numberofparticles,TTree* clusterTree,Int_t evnumber){
+void AliITSclusterTable::FillArrayLabel(Int_t numberofparticles){
//
fLbl = new TArrayI*[numberofparticles];
- fTracker->SetEventNumber(evnumber);
- fTracker->LoadClusters(clusterTree);
const Int_t knm =fGeom->GetNlayers();
for(Int_t nlab=0;nlab<numberofparticles;nlab++){
fLbl[nlab] = new TArrayI(knm);
delete [] nn;
}
- fTracker->UnloadClusters();
}
//_______________________________________________________________
}
return retval;
}
+
+void AliITSclusterTable::FillArrayCoorAngles(){
+ //Fill arrays with phi,lambda and indices of clusters for each layer
+ Info("FillArrayCoorAngles","Filling Array...");
+
+ fPhiList = new TArrayD*[fGeom->GetNlayers()];
+ fLambdaList = new TArrayD*[fGeom->GetNlayers()];
+ fXList = new TArrayD*[fGeom->GetNlayers()];
+ fYList = new TArrayD*[fGeom->GetNlayers()];
+ fZList = new TArrayD*[fGeom->GetNlayers()];
+ fSxList = new TArrayD*[fGeom->GetNlayers()];
+ fSyList = new TArrayD*[fGeom->GetNlayers()];
+ fSzList = new TArrayD*[fGeom->GetNlayers()];
+
+ Int_t * firstmod = new Int_t[fGeom->GetNlayers()+1];
+ firstmod[fGeom->GetNlayers()]=fGeom->GetIndexMax(); // upper limit
+
+ for(Int_t nlay=0;nlay<fGeom->GetNlayers();nlay++){
+ firstmod[nlay] = fGeom->GetModuleIndex(nlay+1,1,1);
+ Int_t ncl = fTracker->GetNumberOfClustersLayer(nlay);
+ fPhiList[nlay] = new TArrayD(ncl);
+ fLambdaList[nlay]=new TArrayD(ncl);
+ fXList[nlay]=new TArrayD(ncl);
+ fYList[nlay]=new TArrayD(ncl);
+ fZList[nlay]=new TArrayD(ncl);
+ fSxList[nlay]=new TArrayD(ncl);
+ fSyList[nlay]=new TArrayD(ncl);
+ fSzList[nlay]=new TArrayD(ncl);
+
+ for(Int_t j=0;j<ncl;j++){
+ AliITSclusterV2* cl = fTracker->GetClusterLayer(nlay,j);
+ Double_t phi=0;Double_t lambda=0;
+ Double_t x=0;Double_t y=0;Double_t z=0;
+ Double_t sx=0;Double_t sy=0;Double_t sz=0;
+ Int_t module = cl->GetDetectorIndex()+firstmod[nlay];
+ GetCoorAngles(cl,module,phi,lambda,x,y,z);
+ GetCoorErrors(cl,module,sx,sy,sz);
+ fPhiList[nlay]->AddAt(phi,j);
+ fLambdaList[nlay]->AddAt(lambda,j);
+ fXList[nlay]->AddAt(x,j);
+ fYList[nlay]->AddAt(y,j);
+ fZList[nlay]->AddAt(z,j);
+ fSxList[nlay]->AddAt(sx,j);
+ fSyList[nlay]->AddAt(sy,j);
+ fSzList[nlay]->AddAt(sz,j);
+
+ }
+
+ }
+
+ delete [] firstmod;
+}
+
+void AliITSclusterTable::GetCoorAngles(AliITSclusterV2* cl,Int_t module,Double_t &phi,Double_t &lambda, Double_t &x, Double_t &y,Double_t &z){
+ //Returns values of phi (azimuthal) and lambda angles for a given cluster
+
+ Double_t rot[9]; fGeom->GetRotMatrix(module,rot);
+ Int_t lay,lad,det; fGeom->GetModuleId(module,lay,lad,det);
+ Float_t tx,ty,tz; fGeom->GetTrans(lay,lad,det,tx,ty,tz);
+
+ Double_t alpha=TMath::ATan2(rot[1],rot[0])+TMath::Pi();
+ Double_t phi1=TMath::Pi()/2+alpha;
+ if (lay==1) phi1+=TMath::Pi();
+
+ Double_t cp=TMath::Cos(phi1), sp=TMath::Sin(phi1);
+ Double_t r=tx*cp+ty*sp;
+
+ x= r*cp - cl->GetY()*sp;
+ y= r*sp + cl->GetY()*cp;
+ z=cl->GetZ();
+
+ phi=TMath::ATan2(y,x);
+ lambda=TMath::ATan2(z-fPrimaryVertex[2],TMath::Sqrt((x-fPrimaryVertex[0])*(x-fPrimaryVertex[0])+(y-fPrimaryVertex[1])*(y-fPrimaryVertex[1])));
+}
+
+void AliITSclusterTable::GetCoorErrors(AliITSclusterV2* cl, Int_t module,Double_t &sx,Double_t &sy, Double_t &sz){
+
+ //returns x,y,z of cluster in global coordinates
+
+ Double_t rot[9]; fGeom->GetRotMatrix(module,rot);
+ Int_t lay,lad,det; fGeom->GetModuleId(module,lay,lad,det);
+
+ Double_t alpha=TMath::ATan2(rot[1],rot[0])+TMath::Pi();
+ Double_t phi=TMath::Pi()/2+alpha;
+ if (lay==1) phi+=TMath::Pi();
+
+ Double_t cp=TMath::Cos(phi), sp=TMath::Sin(phi);
+
+
+ sx = TMath::Sqrt(sp*sp*cl->GetSigmaY2());
+ sy = TMath::Sqrt(cp*cp*cl->GetSigmaY2());
+ sz = TMath::Sqrt(cl->GetSigmaZ2());
+
+}
git://git.uio.no / u / mrichter / AliRoot.git / blobdiff