* provided "as is" without express or implied warranty. *
**************************************************************************/
-/* $Id: */
+/* $Id$ */
//_________________________________________________________________________
// EMCAL digit:
//
//*-- Author: Sahal Yacoob (LBL)
// based on : AliPHOSDigit
-//__________________________________________________________________________
-
+//__________________________________________________________________________
// --- ROOT system ---
+#include <Riostream.h>
+#include <TMath.h>
// --- Standard library ---
-#include <iostream.h>
-
// --- AliRoot header files ---
#include "AliEMCALDigit.h"
-
+#include "AliEMCALGeometry.h"
ClassImp(AliEMCALDigit)
//____________________________________________________________________________
- AliEMCALDigit::AliEMCALDigit()
+AliEMCALDigit::AliEMCALDigit() :
+ AliDigitNew(),
+ fNprimary(0),
+ fNMaxPrimary(5),
+ fPrimary(0x0),
+ fDEPrimary(0x0),
+ fNiparent(0),
+ fNMaxiparent(5),
+ fIparent(0x0),
+ fDEParent(0x0),
+ fMaxIter(0),
+ fTime(0.),
+ fTimeR(0.)
+
{
// default ctor
- fIndexInList = -1 ;
- fNprimary = 0 ;
- fNMaxPrimary = 21 ;
- fNiparent = 0 ;
- fNMaxiparent = fNMaxPrimary*10;
+ // Need to initialise for reading old files
+ fPrimary = new Int_t[fNMaxPrimary] ;
+ fDEPrimary = new Float_t[fNMaxPrimary] ;
+ fIparent = new Int_t[fNMaxiparent] ;
+ fDEParent = new Float_t[fNMaxiparent] ;
+ for ( Int_t i = 0; i < fNMaxPrimary ; i++) {
+ fPrimary[i] = -1 ;
+ fDEPrimary[i] = 0 ;
+ }
+
+ for ( Int_t i = 0; i < fNMaxiparent ; i++) {
+ fIparent[i] = -1 ;
+ fDEParent[i] = 0 ;
+ }
}
//____________________________________________________________________________
-AliEMCALDigit::AliEMCALDigit(Int_t primary, Int_t iparent, Int_t id, Int_t DigEnergy, Int_t index)
+AliEMCALDigit::AliEMCALDigit(Int_t primary, Int_t iparent, Int_t id, Int_t DigEnergy, Float_t time, Int_t index, Float_t dE)
+ : AliDigitNew(),
+ fNprimary(0),
+ fNMaxPrimary(25),
+ fPrimary(0x0),
+ fDEPrimary(0x0),
+ fNiparent(0),
+ fNMaxiparent(150),
+ fIparent(0x0),
+ fDEParent(0x0),
+ fMaxIter(5),
+ fTime(time),
+ fTimeR(time)
{
// ctor with all data
- fNMaxPrimary = 21 ;
- fNMaxiparent = fNMaxPrimary*10;
+ // data memebrs of the base class (AliNewDigit)
fAmp = DigEnergy ;
fId = id ;
fIndexInList = index ;
+
+ // data members
+ fPrimary = new Int_t[fNMaxPrimary] ;
+ fDEPrimary = new Float_t[fNMaxPrimary] ;
+ fIparent = new Int_t[fNMaxiparent] ;
+ fDEParent = new Float_t[fNMaxiparent] ;
if( primary != -1){
fNprimary = 1 ;
- fPrimary[0] = primary ;
+ fPrimary[0] = primary ;
+ fDEPrimary[0] = dE ;
fNiparent = 1 ;
fIparent[0] = iparent ;
-
+ fDEParent[0] = dE ;
}
else{ //If the contribution of this primary smaller than fDigitThreshold (AliEMCALv1)
fNprimary = 0 ;
fPrimary[0] = -1 ;
+ fDEPrimary[0] = 0 ;
fNiparent = 0 ;
- fIparent[0] = -1 ;
-
+ fIparent[0] = -1 ;
+ fDEParent[0] = 0 ;
}
Int_t i ;
- for ( i = 1; i < fNMaxPrimary ; i++)
+ for ( i = 1; i < fNMaxPrimary ; i++) {
fPrimary[i] = -1 ;
+ fDEPrimary[i] = 0 ;
+ }
- for ( Int_t j =1; j< fNMaxiparent ; j++)
- fIparent[j] = -1 ;
+ for ( i = 1; i< fNMaxiparent ; i++) {
+ fIparent[i] = -1 ;
+ fDEParent[i] = 0 ;
+ }
}
//____________________________________________________________________________
AliEMCALDigit::AliEMCALDigit(const AliEMCALDigit & digit)
+ : AliDigitNew(digit),
+ fNprimary(digit.fNprimary),
+ fNMaxPrimary(digit.fNMaxPrimary),
+ fPrimary(0x0),
+ fDEPrimary(0x0),
+ fNiparent(digit.fNiparent),
+ fNMaxiparent(digit.fNMaxiparent),
+ fIparent(0x0),
+ fDEParent(0x0),
+ fMaxIter(digit.fMaxIter),
+ fTime(digit.fTime),
+ fTimeR(digit.fTimeR)
{
// copy ctor
-
- fNMaxPrimary = digit.fNMaxPrimary ;
- fNMaxiparent = digit.fNMaxiparent ;
- Int_t i ;
- for ( i = 0; i < fNMaxPrimary ; i++)
- fPrimary[i] = digit.fPrimary[i] ;
- Int_t j ;
- for (j = 0; j< fNMaxiparent ; j++)
- fIparent[j] = digit.fIparent[j] ;
+ // data memebrs of the base class (AliNewDigit)
fAmp = digit.fAmp ;
fId = digit.fId;
fIndexInList = digit.fIndexInList ;
- fNprimary = digit.fNprimary ;
- fNiparent = digit.fNiparent ;
+
+ // data members
+ fPrimary = new Int_t[fNMaxPrimary] ;
+ fDEPrimary = new Float_t[fNMaxPrimary] ;
+ fIparent = new Int_t[fNMaxiparent] ;
+ fDEParent = new Float_t[fNMaxiparent] ;
+ Int_t i ;
+ for ( i = 0; i < fNMaxPrimary ; i++) {
+ fPrimary[i] = digit.fPrimary[i] ;
+ fDEPrimary[i] = digit.fDEPrimary[i] ;
+ }
+ Int_t j ;
+ for (j = 0; j< fNMaxiparent ; j++) {
+ fIparent[j] = digit.fIparent[j] ;
+ fDEParent[j] = digit.fDEParent[j] ;
+ }
}
//____________________________________________________________________________
AliEMCALDigit::~AliEMCALDigit()
{
// Delete array of primiries if any
-
+ delete [] fPrimary ;
+ delete [] fDEPrimary ;
+ delete [] fIparent ;
+ delete [] fDEParent ;
}
//____________________________________________________________________________
}
+//____________________________________________________________________________
+Float_t AliEMCALDigit::GetEta() const
+{
+ //return pseudorapidity for this digit
+ // should be change in EMCALGeometry - 19-nov-04
+ Float_t eta=-10., phi=-10.;
+ Int_t id = GetId();
+ const AliEMCALGeometry *g = AliEMCALGeometry::GetInstance();
+ g->EtaPhiFromIndex(id,eta,phi);
+ return eta ;
+}
+
+//____________________________________________________________________________
+Float_t AliEMCALDigit::GetPhi() const
+{
+ //return phi coordinate of digit
+ // should be change in EMCALGeometry - 19-nov-04
+ Float_t eta=-10., phi=-10.;
+ Int_t id = GetId();
+ const AliEMCALGeometry *g = AliEMCALGeometry::GetInstance();
+ g->EtaPhiFromIndex(id,eta,phi);
+ return phi ;
+}
+
//____________________________________________________________________________
Int_t AliEMCALDigit::GetPrimary(Int_t index) const
{
// retrieves the primary particle number given its index in the list
- Int_t rv = -1 ;
- if ( index <= fNprimary ){
- rv = fPrimary[index-1] ;
+ if ( (index <= fNprimary) && (index > 0)){
+ return fPrimary[index-1] ;
}
- return rv ;
+ return -1 ;
+}
+
+//____________________________________________________________________________
+Float_t AliEMCALDigit::GetDEPrimary(Int_t index) const
+{
+ // retrieves the primary particle energy contribution
+ // given its index in the list
+ if ( (index <= fNprimary) && (index > 0)){
+ return fDEPrimary[index-1] ;
+ }
+
+ return 0 ;
}
Int_t AliEMCALDigit::GetIparent(Int_t index) const
{
// retrieves the primary particle number given its index in the list
- Int_t rv = -1 ;
- if ( index <= fNiparent ){
- rv = fIparent[index-1] ;
+ if ( index <= fNiparent && index > 0){
+ return fIparent[index-1] ;
}
- return rv ;
+ return -1 ;
}
+//____________________________________________________________________________
+Float_t AliEMCALDigit::GetDEParent(Int_t index) const
+{
+ // retrieves the parent particle energy contribution
+ // given its index in the list
+ if ( (index <= fNiparent) && (index > 0)){
+ return fDEParent[index-1] ;
+ }
+
+ return 0;
+}
//____________________________________________________________________________
void AliEMCALDigit::ShiftPrimary(Int_t shift){
- //shifts primary nimber to BIG offset, to separate primary in different TreeK
+ //shifts primary number to BIG offset, to separate primary in different TreeK
Int_t index ;
for(index = 0; index <fNprimary; index++ ){
fPrimary[index] = fPrimary[index]+ shift * 10000000 ;}
}
//____________________________________________________________________________
-AliEMCALDigit& AliEMCALDigit::operator+(AliEMCALDigit const & digit)
+AliEMCALDigit AliEMCALDigit::operator+(const AliEMCALDigit &digit)
{
// Adds the amplitude of digits and completes the list of primary particles
// if amplitude is larger than
fAmp += digit.fAmp ;
-
+ if(fTime > digit.fTime)
+ fTime = digit.fTime ;
+ if (digit.fTimeR < fTimeR)
+ fTimeR = digit.fTimeR ;
+
Int_t max1 = fNprimary ;
Int_t max2 = fNiparent ;
Int_t index ;
- for (index = 0 ; index < digit.fNprimary ; index++){
- Bool_t deja = kTRUE ;
+ for (index = 0 ; index < digit.fNprimary ; index++){
+ Bool_t newPrim = kTRUE ;
Int_t old ;
- for ( old = 0 ; (old < max1) && deja; old++) { //already have this primary?
- if(fPrimary[old] == (digit.fPrimary)[index])
- deja = kFALSE;
+ for ( old = 0 ; (old < max1) && newPrim; old++) { //already have this primary?
+ if(fPrimary[old] == digit.fPrimary[index]) {
+ newPrim = kFALSE;
+ fDEPrimary[old] += digit.fDEPrimary[index];
+ }
}
- if(deja){
- fPrimary[fNprimary] = (digit.fPrimary)[index] ;
- fNprimary++ ;
- if(fNprimary>fNMaxPrimary) {
- cout << "AliEMCALDigit >> Increase NMaxPrimary "<< endl ;
- return *this ;
+ if (newPrim) {
+ if(max1<fNMaxPrimary){
+ fPrimary[max1] = digit.fPrimary[index] ;
+ fDEPrimary[max1] = digit.fDEPrimary[index] ;
+ fNprimary++ ;
+ max1++;
+ }
+ if(fNprimary==fNMaxPrimary) {
+
+ TString mess = " NMaxPrimary = " ;
+ mess += fNMaxPrimary ;
+ mess += " is too small" ;
+ Fatal("AliEMCALDigit::Operator+ -->" , mess.Data()) ;
+
}
}
}
for (index = 0 ; index < digit.fNiparent ; index++){
- Bool_t dejavu = kTRUE ;
+ Bool_t newParent = kTRUE ;
Int_t old ;
- for ( old = 0 ; (old < max2) && dejavu; old++) { //already have this primary?
- if(fIparent[old] == (digit.fIparent)[index])
- dejavu = kFALSE;
+ for ( old = 0 ; (old < max2) && newParent; old++) { //already have this primary?
+ if(fIparent[old] == digit.fIparent[index]) {
+ newParent = kFALSE;
+ fDEParent[old] += digit.fDEParent[index];
+ }
}
- if(dejavu){
- fIparent[fNiparent] = (digit.fIparent)[index] ;
- fNiparent++ ;
- if(fNiparent>fNMaxiparent) {
- cout << "AliEMCALDigit >> Increase NMaxiparent "<< endl ;
- return *this ;
+ if(newParent){
+ if(max2<fNMaxiparent) {
+ fIparent[max2] = digit.fIparent[index] ;
+ fDEParent[max2] = digit.fDEParent[index] ;
+ fNiparent++ ;
+ max2++;
+ }
+ if(fNiparent==fNMaxiparent) {
+
+ TString mess = " NMaxiparent = " ;
+ mess += fNMaxiparent ;
+ mess += " is too small" ;
+ Fatal("AliEMCALDigit::Operator+ -->", mess.Data()) ;
+
}
}
}
return *this ;
}
+//____________________________________________________________________________
+AliEMCALDigit AliEMCALDigit::operator*(Float_t factor)
+{
+ // Multiplies the amplitude by a factor
+
+ Float_t tempo = static_cast<Float_t>(fAmp) ;
+ tempo *= factor ;
+ fAmp = static_cast<Int_t>(TMath::Ceil(tempo)) ;
+ for(Int_t i=0; i < fNprimary; i++)
+ fDEPrimary[i] *= factor;
+ for(Int_t i=0; i < fNiparent; i++)
+ fDEParent[i] *= factor;
+
+ return *this ;
+}
+
//____________________________________________________________________________
ostream& operator << ( ostream& out , const AliEMCALDigit & digit)
{
// Prints the data of the digit
- out << "ID " << digit.fId << " Energy = " << digit.fAmp << endl ;
+ out << "ID " << digit.fId << " Energy = " << digit.fAmp << " Time = " << digit.fTime << endl ;
Int_t i,j ;
- for(i=0;i<digit.fNprimary;i++)
- out << "Primary " << i+1 << " = " << digit.fPrimary[i] << endl ;
+ for(i=0;i<digit.fNprimary;i++)
+ out << "Primary " << i+1 << " = " << digit.fPrimary[i]
+ << " : DE " << digit.fDEPrimary[i] << endl ;
for(j=0;j<digit.fNiparent;j++)
- out << "Iparent " << j+1 << " = " << digit.fIparent[j] << endl ;
- out << "Position in list = " << digit.fIndexInList << endl ;
+ out << "Iparent " << j+1 << " = " << digit.fIparent[j]
+ << " : DE " << digit.fDEParent[j] << endl ;
+ out << "Position in list = " << digit.fIndexInList << endl ;
return out ;
}