* provided "as is" without express or implied warranty. *
**************************************************************************/
+/* $Id$ */
+
+/* History of cvs commits:
+ *
+ * $Log$
+ * Revision 1.39 2006/04/22 15:04:24 hristov
+ * Effective C++ initialization of data members in the default constructor
+ *
+ * Revision 1.38 2006/04/22 10:30:17 hristov
+ * Add fEnergy to AliPHOSDigit and operate with EMC amplitude in energy units (Yu.Kharlov)
+ *
+ * Revision 1.37 2005/05/28 14:19:04 schutz
+ * Compilation warnings fixed by T.P.
+ *
+ */
+
//_________________________________________________________________________
-// Digit class for PHOS that contains an absolute ID and an energy
-//*-- Author : Laurent Aphecetche SUBATECH
-//////////////////////////////////////////////////////////////////////////////
+// PHOS digit: Id
+// energy
+// 3 identifiers for the primary particle(s) at the origine of the digit
+// The digits are made in FinishEvent() by summing all the hits in a single PHOS crystal or PPSD gas cell
+//
+//*-- Author: Laurent Aphecetche & Yves Schutz (SUBATECH) & Dmitri Peressounko (RRC KI & SUBATECH)
+
// --- ROOT system ---
-// --- Standard library ---
+#include "TMath.h"
-#include <iostream>
+// --- Standard library ---
// --- AliRoot header files ---
#include "AliPHOSDigit.h"
+#include "AliLog.h"
+
ClassImp(AliPHOSDigit)
//____________________________________________________________________________
-AliPHOSDigit::AliPHOSDigit(Int_t primary, Int_t id, Int_t DigEnergy)
-{
- fId = id;
- fAmp = DigEnergy ;
- fPrimary = new Int_t[1] ;
- fPrimary[0] = primary ;
- fNprimary = 1 ;
+AliPHOSDigit::AliPHOSDigit() :
+ AliDigitNew(),
+ fIsLG(0),
+ fNprimary(0),
+ fPrimary(0x0),
+ fEnergy(0.),
+ fTime(0.),
+ fTimeR(0.),
+ fNSamplesHG(0),
+ fNSamplesLG(0),
+ fSamplesHG(0),
+ fSamplesLG(0)
+{
+ // default ctor
}
//____________________________________________________________________________
-AliPHOSDigit::~AliPHOSDigit()
-{
- delete fPrimary ;
+AliPHOSDigit::AliPHOSDigit(Int_t primary, Int_t id, Int_t digEnergy, Float_t time, Int_t index) :
+ fIsLG(0),
+ fNprimary(0),
+ fPrimary(0),
+ fEnergy(0.f),
+ fTime(0.f),
+ fTimeR(0.f),
+ fNSamplesHG(0),
+ fNSamplesLG(0),
+ fSamplesHG(0),
+ fSamplesLG(0)
+{
+ // ctor with all data
+
+ fAmp = digEnergy ;
+ fEnergy = 0 ;
+ fTime = time ;
+ fTimeR = fTime ;
+ fId = id ;
+ fIndexInList = index ;
+
+ if( primary != -1){
+ fNprimary = 1 ;
+ fPrimary = new Int_t[fNprimary] ;
+ fPrimary[0] = primary ;
+ }
+ else{ //If the contribution of this primary smaller than fDigitThreshold (AliPHOSv1)
+ fNprimary = 0 ;
+ fPrimary = 0 ;
+ }
}
//____________________________________________________________________________
-Bool_t AliPHOSDigit::operator==(AliPHOSDigit const &Digit) const
-{
- if ( fId == Digit.fId )
- return kTRUE ;
- else
- return kFALSE ;
+AliPHOSDigit::AliPHOSDigit(Int_t primary, Int_t id, Float_t energy, Float_t time, Int_t index) :
+ fIsLG(0),
+ fNprimary(0),
+ fPrimary(0),
+ fEnergy(0.f),
+ fTime(0.f),
+ fTimeR(0.f),
+ fNSamplesHG(0),
+ fNSamplesLG(0),
+ fSamplesHG(0),
+ fSamplesLG(0)
+{
+ // ctor with all data
+
+ fAmp = 0 ;
+ fEnergy = energy ;
+ fTime = time ;
+ fTimeR = fTime ;
+ fId = id ;
+ fIndexInList = index ;
+ if( primary != -1){
+ fNprimary = 1 ;
+ fPrimary = new Int_t[fNprimary] ;
+ fPrimary[0] = primary ;
+ }
+ else{ //If the contribution of this primary smaller than fDigitThreshold (AliPHOSv1)
+ fNprimary = 0 ;
+ fPrimary = 0 ;
+ }
}
//____________________________________________________________________________
-AliPHOSDigit& AliPHOSDigit::operator+(AliPHOSDigit const &Digit)
+AliPHOSDigit::AliPHOSDigit(const AliPHOSDigit & digit) :
+ AliDigitNew(digit),
+ fIsLG(digit.fIsLG),
+ fNprimary(digit.fNprimary),
+ fPrimary(0),
+ fEnergy(digit.fEnergy),
+ fTime(digit.fTime),
+ fTimeR(digit.fTimeR),
+ fNSamplesHG(0),
+ fNSamplesLG(0),
+ fSamplesHG(0),
+ fSamplesLG(0)
{
- fAmp += Digit.fAmp ;
-
- Int_t * tempo = new Int_t[fNprimary] ;
- Int_t index ;
-
- Int_t oldfNprimary = fNprimary ;
-
- for ( index = 0 ; index < oldfNprimary ; index++ ){
- cout << " 1 " << index << endl ;
- tempo[index] = fPrimary[index] ;
- }
-
- delete fPrimary ;
- fNprimary += Digit.GetNprimary() ;
- fPrimary = new Int_t[fNprimary] ;
-
- for ( index = 0 ; index < oldfNprimary ; index++ ) {
- cout << " 2 " << index << endl ;
- fPrimary[index] = tempo[index] ;
+ // copy ctor
+ if(fNprimary){
+ fPrimary = new Int_t[fNprimary] ;
+ for (Int_t i = 0; i < fNprimary ; i++)
+ fPrimary[i] = digit.fPrimary[i] ;
}
+ else
+ fPrimary = 0 ;
+ fAmp = digit.fAmp ;
+ fId = digit.fId;
+ fIndexInList = digit.fIndexInList ;
+}
- Int_t jndex = 0 ;
- for ( index = oldfNprimary ; index < fNprimary ; index++ ) {
- cout << " 1 " << index << " " << jndex << endl ;
- fPrimary[index] = Digit.fPrimary[jndex] ;
- jndex++ ;
- }
-
- return *this ;
+//____________________________________________________________________________
+AliPHOSDigit & AliPHOSDigit::operator = (const AliPHOSDigit &)
+{
+ Fatal("operator =", "not implemented");
+ return *this;
+}
+//____________________________________________________________________________
+AliPHOSDigit::~AliPHOSDigit()
+{
+ // Delete array of primaries if any
+ if (fPrimary) delete [] fPrimary ;
+ // Delete arrays of ALTRO samples if any
+ if (fSamplesHG) delete [] fSamplesHG;
+ if (fSamplesLG) delete [] fSamplesLG;
}
//____________________________________________________________________________
-ostream& operator << ( ostream& out , const AliPHOSDigit& Digit)
+void AliPHOSDigit::Clear(const Option_t*)
{
- out << "ID " << Digit.fId << " Energy = " << Digit.fAmp ;
+ // Delete array of primaries if any
+ delete[] fSamplesHG; fSamplesHG = NULL ;
+ delete[] fSamplesLG; fSamplesLG = NULL ;
+ delete[] fPrimary; fPrimary = NULL ;
- return out ;
}
//____________________________________________________________________________
-Int_t AliPHOSDigit::Compare(TObject * obj)
+Int_t AliPHOSDigit::Compare(const TObject * obj) const
{
- Int_t rv ;
+ // Compares two digits with respect to its Id
+ // to sort according increasing Id
+
+ Int_t rv ;
AliPHOSDigit * digit = (AliPHOSDigit *)obj ;
return rv ;
}
+
+//____________________________________________________________________________
+Int_t AliPHOSDigit::GetPrimary(Int_t index) const
+{
+ // retrieves the primary particle number given its index in the list
+ Int_t rv = -1 ;
+ if ( index <= fNprimary && index > 0){
+ rv = fPrimary[index-1] ;
+ }
+
+ return rv ;
+
+}
+
+//____________________________________________________________________________
+void AliPHOSDigit::SetALTROSamplesHG(Int_t nSamplesHG, Int_t *samplesHG)
+{
+ fNSamplesHG = nSamplesHG;
+ if (fSamplesHG) delete [] fSamplesHG;
+ fSamplesHG = new UShort_t[fNSamplesHG];
+ UShort_t i;
+ for (i=0; i<fNSamplesHG; i++) {
+ fSamplesHG[i] = samplesHG[i];
+ }
+}
+//____________________________________________________________________________
+void AliPHOSDigit::SetALTROSamplesLG(Int_t nSamplesLG, Int_t *samplesLG)
+{
+ fNSamplesLG = nSamplesLG;
+ if (fSamplesLG) delete [] fSamplesLG;
+ fSamplesLG = new UShort_t[fNSamplesLG];
+ UShort_t i;
+ for (i=0; i<fNSamplesLG; i++) {
+ fSamplesLG[i] = samplesLG[i];
+ }
+}
+//____________________________________________________________________________
+void AliPHOSDigit::Print(const Option_t *) const
+{
+ // Print the digit together with list of primaries
+ TString line = Form("PHOS digit: E=%.3f, Id=%d, Time=%.3e, TimeR=%.3e, NPrim=%d, nHG=%d, nLG=%d \n",
+ fEnergy,fId,fTime,fTimeR,fNprimary,fNSamplesHG,fNSamplesLG);
+ line += "\tList of primaries: ";
+ for (Int_t index = 0; index <fNprimary; index ++ )
+ line += Form(" %d ",fPrimary[index]);
+ line += "\n";
+ line += "\tSamples HG: ";
+ for (Int_t i = 0; i <fNSamplesHG; i++)
+ line += Form(" %d ",fSamplesHG[i]);
+ line += "\n";
+ line += "\tSamples LG: ";
+ for (Int_t i = 0; i <fNSamplesLG; i++)
+ line += Form(" %d ",fSamplesLG[i]);
+ line += "\n";
+ AliDebug(2,line);
+}
+//____________________________________________________________________________
+void AliPHOSDigit::ShiftPrimary(Int_t shift)
+{
+ //shifts primary number to BIG offset, to separate primary in different TreeK
+ for(Int_t index = 0; index <fNprimary; index ++ ){
+ fPrimary[index]+= shift ;
+ }
+}
+//____________________________________________________________________________
+Bool_t AliPHOSDigit::operator==(AliPHOSDigit const & digit) const
+{
+ // Two digits are equal if they have the same Id
+
+ if ( fId == digit.fId )
+ return kTRUE ;
+ else
+ return kFALSE ;
+}
+
+//____________________________________________________________________________
+AliPHOSDigit& AliPHOSDigit::operator+=(AliPHOSDigit const & digit)
+{
+
+ // Adds the amplitude of digits and completes the list of primary particles
+ if(digit.fNprimary>0){
+ Int_t *tmp = new Int_t[fNprimary+digit.fNprimary] ;
+ if(fAmp < digit.fAmp || fEnergy < digit.fEnergy){//most energetic primary in second digit => first primaries in list from second digit
+ for (Int_t index = 0 ; index < digit.fNprimary ; index++)
+ tmp[index]=(digit.fPrimary)[index] ;
+ for (Int_t index = 0 ; index < fNprimary ; index++)
+ tmp[index+digit.fNprimary]=fPrimary[index] ;
+ }
+ else{ //add new primaries to the end
+ for (Int_t index = 0 ; index < fNprimary ; index++)
+ tmp[index]=fPrimary[index] ;
+ for (Int_t index = 0 ; index < digit.fNprimary ; index++)
+ tmp[index+fNprimary]=(digit.fPrimary)[index] ;
+ }
+ if(fPrimary)
+ delete []fPrimary ;
+ fPrimary = tmp ;
+ }
+ fNprimary+=digit.fNprimary ;
+ fAmp += digit.fAmp ;
+ fEnergy += digit.fEnergy ;
+ if(fTime > digit.fTime)
+ fTime = digit.fTime ;
+ fTimeR = fTime ;
+
+ // Add high-gain ALTRO samples
+ UShort_t i;
+ if (digit.fNSamplesHG > fNSamplesHG) {
+ UShort_t newNSamplesHG = digit.fNSamplesHG;
+ UShort_t *newSamplesHG = new UShort_t[newNSamplesHG];
+ for (i=0; i<newNSamplesHG; i++) {
+ if (i<fNSamplesHG)
+ newSamplesHG[i] = TMath::Max(1023,fSamplesHG[i] + (digit.fSamplesHG)[i]);
+ else
+ newSamplesHG[i] = (digit.fSamplesHG)[i];
+ }
+ delete [] fSamplesHG;
+ fSamplesHG = new UShort_t[newNSamplesHG];
+ for (i=0; i<newNSamplesHG; i++) {
+ fSamplesHG[i] = newSamplesHG[i];
+ }
+ delete [] newSamplesHG;
+ }
+ else {
+ for (i=0; i<fNSamplesHG; i++)
+ fSamplesHG[i] = TMath::Max(1023,fSamplesHG[i] + (digit.fSamplesHG)[i]);
+ }
+
+ // Add low-gain ALTRO samples
+ if (digit.fNSamplesLG > fNSamplesLG) {
+ UShort_t newNSamplesLG = digit.fNSamplesLG;
+ UShort_t *newSamplesLG = new UShort_t[newNSamplesLG];
+ for (i=0; i<newNSamplesLG; i++) {
+ if (i<fNSamplesLG)
+ newSamplesLG[i] = TMath::Max(1023,fSamplesLG[i] + (digit.fSamplesLG)[i]);
+ else
+ newSamplesLG[i] = (digit.fSamplesLG)[i];
+ }
+ delete [] fSamplesLG;
+ fSamplesLG = new UShort_t[newNSamplesLG];
+ for (i=0; i<newNSamplesLG; i++) {
+ fSamplesLG[i] = newSamplesLG[i];
+ }
+ delete [] newSamplesLG;
+ }
+ else {
+ for (i=0; i<fNSamplesLG; i++)
+ fSamplesLG[i] = TMath::Max(1023,fSamplesLG[i] + (digit.fSamplesLG)[i]);
+ }
+
+ //If at least one digit in LG, then sum also
+ fIsLG=fIsLG||digit.fIsLG ;
+
+ return *this ;
+}
+//____________________________________________________________________________
+AliPHOSDigit& AliPHOSDigit::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)) ;
+ return *this ;
+}
+
+//____________________________________________________________________________
+ostream& operator << ( ostream& out , const AliPHOSDigit & digit)
+{
+ // Prints the data of the digit
+
+// out << "ID " << digit.fId << " Energy = " << digit.fAmp << " Time = " << digit.fTime << endl ;
+// Int_t i ;
+// for(i=0;i<digit.fNprimary;i++)
+// out << "Primary " << i+1 << " = " << digit.fPrimary[i] << endl ;
+// out << "Position in list = " << digit.fIndexInList << endl ;
+ digit.Warning("operator <<", "Implement differently") ;
+ return out ;
+}
+
+