}
//______________________________________________________________________________
-void AliPHOSRecPoint::ExecuteEvent(Int_t event, Int_t px, Int_t py)
+void AliPHOSRecPoint::ExecuteEvent(Int_t event, Int_t px, Int_t py) const
{
// Execute action corresponding to one event
// This member function is called when a AliPHOSRecPoint is clicked with the locator
void AliPHOSRecPoint::EvalPrimaries(TClonesArray * digits)
{
// Constructs the list of primary particles (tracks) which have contributed to this RecPoint
+ // First in the list - primary, made strongest contribution to the center
+
AliPHOSDigit * digit ;
Int_t * tempo = new Int_t[fMaxTrack] ;
+ //Find digit in center
+ AliPHOSGeometry * geom = AliPHOSGeometry::GetInstance("IHEP","") ;
+ if(!geom){
+ Error("EvalPrimaries","Can not instantiate PHOS geometry") ;
+ return ;
+ }
+ TVector3 pos ;
+ TMatrix mat ;
+ GetGlobalPosition(pos,mat) ;
+ Int_t module ;
+ Double_t x,z ;
+ geom->ImpactOnEmc(pos.Theta(),pos.Phi(),module,z,x);
+ Int_t absId ;
+ geom->RelPosToAbsId(module,x,z,absId) ;
+ //copy primaries
Int_t index ;
for ( index = 0 ; index < GetDigitsMultiplicity() ; index++ ) { // all digits
digit = dynamic_cast<AliPHOSDigit *>(digits->At( fDigitsList[index] )) ;
- Int_t nprimaries = digit->GetNprimary() ;
- if(nprimaries){
- Int_t * newprimaryarray = new Int_t[nprimaries] ;
- Int_t ii ;
- for ( ii = 0 ; ii < nprimaries ; ii++)
- newprimaryarray[ii] = digit->GetPrimary(ii+1) ;
-
- Int_t jndex ;
- for ( jndex = 0 ; jndex < nprimaries ; jndex++ ) { // all primaries in digit
- if ( fMulTrack > fMaxTrack ) {
- fMulTrack = - 1 ;
- Error("EvalPrimaries", "GetNprimaries ERROR > increase fMaxTrack" ) ;
- break ;
- }
- Int_t newprimary = newprimaryarray[jndex] ;
- Int_t kndex ;
- Bool_t already = kFALSE ;
- for ( kndex = 0 ; kndex < fMulTrack ; kndex++ ) { //check if not already stored
- if ( newprimary == tempo[kndex] ){
- already = kTRUE ;
+ if(digit->GetId() == absId){
+ fMulTrack = digit->GetNprimary() ;
+ for(Int_t ii = 0 ; ii < fMulTrack ; ii++)
+ tempo[ii] = digit->GetPrimary(ii+1) ;
+ }
+ }
+
+ for ( index = 0 ; index < GetDigitsMultiplicity() ; index++ ) { // all digits
+ digit = dynamic_cast<AliPHOSDigit *>(digits->At( fDigitsList[index] )) ;
+ if(digit->GetId()!=absId){ //already done
+ Int_t nprimaries = digit->GetNprimary() ;
+ if(nprimaries){
+ Int_t * newprimaryarray = new Int_t[nprimaries] ;
+ Int_t ii ;
+ for ( ii = 0 ; ii < nprimaries ; ii++)
+ newprimaryarray[ii] = digit->GetPrimary(ii+1) ;
+
+ Int_t jndex ;
+ for ( jndex = 0 ; jndex < nprimaries ; jndex++ ) { // all primaries in digit
+ if ( fMulTrack > fMaxTrack ) {
+ fMulTrack = - 1 ;
+ Error("EvalPrimaries", "GetNprimaries ERROR > increase fMaxTrack" ) ;
break ;
}
- } // end of check
- if ( !already) { // store it
- tempo[fMulTrack] = newprimary ;
- fMulTrack++ ;
- } // store it
- } // all primaries in digit
- delete [] newprimaryarray ;
+ Int_t newprimary = newprimaryarray[jndex] ;
+ Int_t kndex ;
+ Bool_t already = kFALSE ;
+ for ( kndex = 0 ; kndex < fMulTrack ; kndex++ ) { //check if not already stored
+ if ( newprimary == tempo[kndex] ){
+ already = kTRUE ;
+ break ;
+ }
+ } // end of check
+ if ( !already) { // store it
+ tempo[fMulTrack] = newprimary ;
+ fMulTrack++ ;
+ } // store it
+ } // all primaries in digit
+ delete [] newprimaryarray ;
+ }
}
} // all digits