* provided "as is" without express or implied warranty. *
**************************************************************************/
-#include <TH1.h>
+////////////////////////////////////////////////////////////////////////
+// Virtual base class for ITS AliITSMap class. In general a Map is a //
+// structure where the charge liberated by an ion passing through some//
+// material is collected and a sighned to the appropreate detector //
+// structure. //
+////////////////////////////////////////////////////////////////////////
+
#include "AliITSMap.h"
ClassImp(AliITSMap)
-ClassImp(AliITSMapA1)
-
-AliITSMapA1::AliITSMapA1(AliITSsegmentation *seg)
-{
- //constructor
- fSegmentation = seg;
- fNpz=fSegmentation->Npz();
- fNpx=fSegmentation->Npx();
- fMaxIndex=fNpz*fNpx+fNpx; // 2 halves of detector
-
- fHitMap = new Int_t[fMaxIndex];
- fObjects = 0;
- ClearMap();
-}
-
-AliITSMapA1::AliITSMapA1(AliITSsegmentation *seg, TObjArray *obj)
-{
- //constructor
- fSegmentation = seg;
- fNpz=fSegmentation->Npz();
- fNpx=fSegmentation->Npx();
- fMaxIndex=fNpz*fNpx+fNpx; // 2 halves of detector
-
- fHitMap = new Int_t[fMaxIndex];
- fObjects = obj;
- if (fObjects) fNobjects = fObjects->GetEntriesFast();
- ClearMap();
-}
-
-
-AliITSMapA1::~AliITSMapA1()
-{
- //destructor
- if (fHitMap) delete[] fHitMap;
-}
-
-//__________________________________________________________________________
-AliITSMapA1::AliITSMapA1(const AliITSMapA1 &source){
- // Copy Constructor
- if(&source == this) return;
- this->fNpx = source.fNpx;
- this->fNpz = source.fNpz;
- this->fObjects = source.fObjects;
- this->fNobjects = source.fNobjects;
- this->fMaxIndex = source.fMaxIndex;
- this->fHitMap = source.fHitMap;
- return;
-}
-
-//_________________________________________________________________________
-AliITSMapA1&
- AliITSMapA1::operator=(const AliITSMapA1 &source) {
- // Assignment operator
- if(&source == this) return *this;
- this->fNpx = source.fNpx;
- this->fNpz = source.fNpz;
- this->fObjects = source.fObjects;
- this->fNobjects = source.fNobjects;
- this->fMaxIndex = source.fMaxIndex;
- this->fHitMap = source.fHitMap;
- return *this;
-}
-
-void AliITSMapA1::ClearMap()
-{
- //clear array
- memset(fHitMap,0,sizeof(int)*fMaxIndex);
-}
-
-void AliITSMapA1::SetArray(TObjArray *obj)
-{
- // set array of objects
- fObjects = obj;
- if (fObjects) fNobjects = fObjects->GetEntriesFast();
-}
-
-
-Int_t AliITSMapA1::CheckedIndex(Int_t iz, Int_t ix)
-{
- //check boundaries and return an index in array
- Int_t index=fNpx*iz+ix;
- if (index > fMaxIndex) {
- printf("\n \n \n Try to read/write outside array !!!! \n \n %d %d %d %d %d %d",iz,ix, fMaxIndex, index, fNpz, fNpx);
- // force crash
- return -1;
- } else {
- return index;
- }
-}
-
-
-void AliITSMapA1::FillMap()
-{
- // fill array with digits indices
- Int_t ndigits = fObjects->GetEntriesFast();
- //printf("MapA1: ndigits fNobjects %d %d \n",ndigits,fNobjects);
- if (!ndigits) return;
-
- AliITSdigit *dig;
- Int_t ndig;
- for(ndig=0; ndig<ndigits; ndig++) {
- dig = (AliITSdigit*)fObjects->UncheckedAt(ndig);
- //printf("MapA1: ndig fCoord1 fCoord2 %d %d %d \n",dig->fCoord1,dig->fCoord2,ndig);
- SetHit(dig->fCoord1,dig->fCoord2,ndig);
- }
-
-}
-
-void AliITSMapA1::SetHit(Int_t iz, Int_t ix, Int_t idigit)
-{
- // set the digit index at a certain position in array
- fHitMap[CheckedIndex(iz, ix)]=idigit+1;
-}
-
-void AliITSMapA1::DeleteHit(Int_t iz, Int_t ix)
-{
- // delete an entry in array
- fHitMap[CheckedIndex(iz, ix)]=0;
-}
-
-void AliITSMapA1::FlagHit(Int_t iz, Int_t ix)
-{
- // flag an entry in array
- fHitMap[CheckedIndex(iz, ix)]=
- -TMath::Abs(fHitMap[CheckedIndex(iz, ix)]);
-}
-
-Int_t AliITSMapA1::GetHitIndex(Int_t iz, Int_t ix)
-{
- // return the digit index from a specific entry in array
- return TMath::Abs(fHitMap[CheckedIndex(iz, ix)])-1;
-}
-
-TObject* AliITSMapA1::GetHit(Int_t iz, Int_t ix)
-{
- // return the pointer to the digit
- Int_t index=GetHitIndex(iz,ix);
- // Force crash if index does not exist !
- return (index <0) ? 0 : fObjects->UncheckedAt(GetHitIndex(iz,ix));
-}
-
-
-Flag_t AliITSMapA1::TestHit(Int_t iz, Int_t ix)
-{
- // check whether the digit has already been flagged
- Int_t inf=fHitMap[CheckedIndex(iz, ix)];
- if (inf < 0) {
- return kUsed;
- } else if (inf == 0) {
- return kEmpty;
- } else {
- return kUnused;
- }
-}
-//_______________________________________________________________________
-void AliITSMapA1::Streamer(TBuffer &R__b)
-{
- // Stream an object of class AliITSMapA1.
-
- if (R__b.IsReading()) {
- Version_t R__v = R__b.ReadVersion(); if (R__v) { }
- AliITSMap::Streamer(R__b);
- R__b >> fSegmentation;
- R__b >> fNpx;
- R__b >> fNpz;
- R__b >> fObjects;
- R__b >> fNobjects;
- R__b >> fMaxIndex;
- R__b.ReadArray(fHitMap);
- } else {
- R__b.WriteVersion(AliITSMapA1::IsA());
- AliITSMap::Streamer(R__b);
- R__b << fSegmentation;
- R__b << fNpx;
- R__b << fNpz;
- R__b << fObjects;
- R__b << fNobjects;
- R__b << fMaxIndex;
- R__b.WriteArray(fHitMap,fMaxIndex);
- }
-}
-
-//========================================================================
-ClassImp(AliITSMapA2)
-
- AliITSMapA2::AliITSMapA2(AliITSsegmentation *seg)
-{
- //constructor
- fSegmentation = seg;
- fNpz=fSegmentation->Npz();
- fNpx=fSegmentation->Npx();
- fMaxIndex=fNpz*fNpx+fNpx; // 2 halves of detector
-
- fHitMap = new Double_t[fMaxIndex];
- fMapThreshold=0.;
- ClearMap();
-}
-
-//--------------------------------------
-AliITSMapA2::AliITSMapA2(AliITSsegmentation *seg, TObjArray *hist, Double_t thresh)
-{
- //constructor
- fSegmentation = seg;
- fNpz=fSegmentation->Npz();
- fNpx=fSegmentation->Npx();
- fMaxIndex=fNpz*fNpx+fNpx; // 2 halves of detector
-
- fHitMap = new Double_t[fMaxIndex];
- fObjects = hist;
- if (fObjects) fNobjects = fObjects->GetEntriesFast();
- fMapThreshold = thresh;
- ClearMap();
-}
-//--------------------------------------
-
-
-AliITSMapA2::~AliITSMapA2()
-{
- //destructor
- if (fHitMap) delete[] fHitMap;
-}
-//--------------------------------------
-
-//__________________________________________________________________________
-AliITSMapA2::AliITSMapA2(const AliITSMapA2 &source){
- // Copy Constructor
- if(&source == this) return;
- this->fMapThreshold = source.fMapThreshold;
- this->fHitMap = source.fHitMap;
- return;
-}
-
-//_________________________________________________________________________
-AliITSMapA2&
- AliITSMapA2::operator=(const AliITSMapA2 &source) {
- // Assignment operator
- if(&source == this) return *this;
- this->fMapThreshold = source.fMapThreshold;
- this->fHitMap = source.fHitMap;
- return *this;
-}
-
-void AliITSMapA2::ClearMap()
-{
- //clear array
- memset(fHitMap,0,sizeof(Double_t)*fMaxIndex);
-}
-
-//--------------------------------------
-void AliITSMapA2::FillMap()
-{
-
- // fills signal map from digits - apply a threshold for signal
-
- if (!fObjects) return;
-
- Int_t ndigits = fObjects->GetEntriesFast();
- printf("MapA2: ndigits fNobjects %d %d \n",ndigits,fNobjects);
- if (!ndigits) return;
-
- AliITSdigit *dig;
- Int_t ndig;
- for(ndig=0; ndig<ndigits; ndig++) {
- dig = (AliITSdigit*)fObjects->UncheckedAt(ndig);
- Double_t signal = (Double_t)(dig->fSignal);
- if (signal >= fMapThreshold) SetHit(dig->fCoord1,dig->fCoord2,signal);
- }
-}
-
-//--------------------------------------
-void AliITSMapA2::SetHit(Int_t iz, Int_t ix, Double_t signal)
-{
- // set signal at a certain position in array
- fHitMap[CheckedIndex(iz, ix)]=signal;
-
-}
-
-//--------------------------------------
-void AliITSMapA2::DeleteHit(Int_t iz, Int_t ix)
-{
- //set the entry value to zero
- fHitMap[CheckedIndex(iz, ix)]=0;
-}
-
-//--------------------------------------
-void AliITSMapA2::FlagHit(Int_t iz, Int_t ix)
-{
- //flag an entry
- fHitMap[CheckedIndex(iz, ix)]=
- -1000.*TMath::Abs((Int_t)(fHitMap[CheckedIndex(iz, ix)])+1.);
-
-}
-
-//--------------------------------------
-Int_t AliITSMapA2::GetHitIndex(Int_t iz, Int_t ix)
-{
- //return the index of an entry in array
- return CheckedIndex(iz, ix);
-}
-
-//--------------------------------------
-TObject* AliITSMapA2::GetHit(Int_t i, Int_t dummy)
-{
-
- //return a pointer to the 1D histogram
- if (fObjects) {
-
- return fObjects->UncheckedAt(i);
-
- } else return NULL;
-
-}
-
-//--------------------------------------
-Double_t AliITSMapA2::GetSignal(Int_t iz, Int_t ix)
-{
- //get signal in a cell
- Int_t index=GetHitIndex(iz,ix);
- return (index <0) ? 0. : fHitMap[CheckedIndex(iz, ix)];
-}
-
-//--------------------------------------
-Double_t AliITSMapA2::GetSignal(Int_t index)
-{
- //get signal in a cell
- if (index<fMaxIndex) return (index <0) ? 0. : fHitMap[index];
- else return 0.;
-}
-//--------------------------------------
-Flag_t AliITSMapA2::TestHit(Int_t iz, Int_t ix)
-{
- // check if the entry has already been flagged
- Int_t inf=(Int_t)fHitMap[CheckedIndex(iz, ix)];
-
- if (inf <= -1000) {
- return kUsed;
- } else if (inf == 0) {
- return kEmpty;
- } else {
- return kUnused;
- }
-}
-
-//--------------------------------------
-void AliITSMapA2::FillMapFromHist()
-{
-
- // fills map from 1D histograms
-
- if (!fObjects) return;
-
- // an example
- Int_t i,j;
- for(i=0; i<fNobjects; i++) {
- TH1F *hist =(TH1F *)fObjects->UncheckedAt(i);
- Int_t nsamples = hist->GetNbinsX();
- for(j=0; j<nsamples; j++) {
- Double_t signal = (Double_t)(hist->GetBinContent(j+1));
- if (signal >= fMapThreshold) SetHit(i,j,signal);
- }
- }
-
-}
-//--------------------------------------
-void AliITSMapA2::FillHist()
-{
-
- // fill 1D histograms from map
- if (!fObjects) return;
-
- // an example
- Int_t i,j;
- for(i=0; i<fNobjects; i++) {
- TH1F *hist =(TH1F *)fObjects->UncheckedAt(i);
- for(j=0; j<fNpx; j++) {
- Double_t signal=GetSignal(i,j);
- if (signal >= fMapThreshold) hist->Fill((Float_t)j,signal);
- }
- }
-
-}
-//--------------------------------------
-void AliITSMapA2::ResetHist()
-{
- //
- // Reset histograms
- //
-
- if (!fObjects) return;
-
- Int_t i;
- for(i=0; i<fNobjects; i++) {
- if ((*fObjects)[i]) ((TH1F*)(*fObjects)[i])->Reset();
- }
-
-}
-//______________________________________________________________________________
-void AliITSMapA2::Streamer(TBuffer &R__b)
-{
- // Stream an object of class AliITSMapA2.
- if (R__b.IsReading()) {
- Version_t R__v = R__b.ReadVersion(); if (R__v) { }
- AliITSMapA1::Streamer(R__b);
- R__b.ReadArray(fHitMap);
- R__b >> fMapThreshold;
- } else {
- R__b.WriteVersion(AliITSMapA2::IsA());
- AliITSMapA1::Streamer(R__b);
- R__b.WriteArray(fHitMap, fMaxIndex); // fMaxIndex is from AliITSMapA1.
- R__b << fMapThreshold;
- }
-}
git://git.uio.no / u / mrichter / AliRoot.git / blobdiff