[u/mrichter/AliRoot.git] / ITS / AliITSRecPointContainer.cxx

#include <TTree.h>
#include "AliLog.h"
#include "AliITSRecoParam.h"
#include "AliITSReconstructor.h"
#include "AliITSRecPointContainer.h"
#include "AliITSRecPoint.h"
#include "AliRunLoader.h"

ClassImp(AliITSRecPointContainer)

//////////////////////////////////////////////////////////////////////
// Class to store ITS RecPoints for the duration of                 //
// one event processing                                             //
// The container is cleared at each event and new RP                //
// are loaded from TTree                                            //
// Origin masera@to.infn.it  Nov. 12 2009                           //
//////////////////////////////////////////////////////////////////////

/* $Id$ */

AliITSRecPointContainer* AliITSRecPointContainer::fgInstance = 0x0;

//______________________________________________________________________
AliITSRecPointContainer::AliITSRecPointContainer(const AliITSRecoParam* krp):TObject(),
fSPDNModules(0),
fSDDNModules(0),
fSSDNModules(0),
fArray(),
fCurrentEve(-1000),
fNextEvent(-1000),
fActualSize(0),
fDet(""),
fStatusOK(kTRUE){
  // Default constructor

  if(fgkNModules != AliITSgeomTGeo::GetNModules())AliError(Form("The total number of modules is not %d, but %d",fgkNModules,AliITSgeomTGeo::GetNModules()));

  Int_t modperlay[6];
  for(Int_t i=0;i<6;i++)modperlay[i]=AliITSgeomTGeo::GetNDetectors(1+i)*AliITSgeomTGeo::GetNLadders(1+i);
  fSPDNModules=modperlay[0]+modperlay[1];
  fSDDNModules=modperlay[2]+modperlay[3];
  fSSDNModules=modperlay[4]+modperlay[5];
  //  AliInfo(Form("Total modules: %d \n SPD modules=%d , SDD modules=%d, SSD modules=%d ",fgkNModules,fSPDNModules,fSDDNModules,fSSDNModules));

  // kLimits[0:5] --> low fluw; kLimits[6,11] --> High flux
  const Int_t kLimits[12]={25,25,20,20,10,10,300,300,200,200,100,100};
  Int_t offset=0;
  if(!krp){
    AliWarning("AliITSRecoParam is missing. Using defaults");
  }
  else {
    if(krp->GetEventSpecie() == AliRecoParam::kHighMult)offset=6;
  }
  Int_t maxval[6];
  TString values="";
  for(Int_t i=0;i<6;i++){
    maxval[i]=kLimits[i+offset];
    values+=maxval[i];
    values+=" ";
    if(i>0)modperlay[i]+=modperlay[i-1];
  }
  AliInfo(Form("Container created with sizes/layer: %s",values.Data()));
  Int_t layer=0;
  for(Int_t i=0;i<fgkNModules;i++){
    if(i>=modperlay[layer])++layer;
    fArray[i]=new TClonesArray("AliITSRecPoint",maxval[layer]);
  }
}


//______________________________________________________________________
AliITSRecPointContainer::~AliITSRecPointContainer(){
  // Destructor
  for(Int_t i=0;i<fgkNModules;i++){
    if(fArray[i]){
      fArray[i]->Delete();
      delete fArray[i];
    }
  }
}

//______________________________________________________________________
void AliITSRecPointContainer::CookEntries(){
  // From the number of entries in TTree R, the number of ITS subdetectors
  // active for the present run is inferred
  if(fActualSize == fgkNModules)fDet="ALL SPD SDD SSD ";
  if(fActualSize == fSPDNModules) fDet = "SPD ";
  if(fActualSize == fSDDNModules) fDet = "SDD ";
  if(fActualSize == fSSDNModules)fDet = "SSD ";
  if(fActualSize == (fSPDNModules+fSDDNModules)) fDet = "SPD SDD ";
  if(fActualSize == (fSPDNModules+fSSDNModules))fDet = "SPD SSD ";
  if(fActualSize == (fSDDNModules+fSSDNModules))fDet = "SDD SSD ";
  if((!fDet.Contains("SPD")) && (!fDet.Contains("SDD")) &&
     (!fDet.Contains("SSD"))){
    AliError(Form("The number of active modules %d does not correspond to any standard configuration of the detector",fActualSize));
    fStatusOK = kFALSE;
  }
}
//______________________________________________________________________
TClonesArray* AliITSRecPointContainer::FetchClusters(Int_t mod, TTree* tR){
  // retrieves Recpoints for module mod (offline mode: the event number is
  // retrieved via the AliRunLoader object)
  // The actual access to the RP TTree is done as follows:
  // If the AliRunLoader object exists, the event number is taken from it
  // If not, the data member fNextEvent is used. 
  // To set fNextEvent it is necessary to call PrepareToRead in advance.
  // if this is never done, fNextEvent will have its default negative value
  // and an error message will be delivered.
  AliRunLoader* rl = AliRunLoader::Instance();
  Int_t cureve;
  if(rl){
    cureve = rl->GetEventNumber();
  }
  else if(fNextEvent>=0){
    cureve = fNextEvent;
  }
  else {
    AliError("The RunLoader is not defined, PrepareToRead was not invoked. Revise calling sequence. Nothing done");
    return NULL;
  }
  return FetchClusters(mod,tR,cureve);
}
//______________________________________________________________________
TClonesArray* AliITSRecPointContainer::FetchClusters(Int_t mod, TTree* tR,Int_t cureve){
  // retrieves Recpoints for module mod
  // cureve is the current event number. If it is different w.r.t.
  // the event number stored in fCurrentEve, the recpoints are read from
  // the TTree. Otherwise, the RP stored in memory are used. 
  if(cureve != fCurrentEve){
    fCurrentEve = cureve;
    Reset();
    TBranch *branch = NULL;
    branch = tR->GetBranch("ITSRecPoints");
    if(!branch){
      AliError("Branch ITSRecPoints not found on ITS recpoints TTree");
      fStatusOK = kFALSE;
      return NULL;
    }

    fActualSize = branch->GetEntries();
    CookEntries();
    if(fDet.IsNull())return NULL;

    // it is assumed that the filling order of the tree is SPD, SDD, SSD
    // even if one or two subdetector are missing
    if(IsSPDActive()){
      for(Int_t i=0;i<fSPDNModules;i++){
	branch->SetAddress(&fArray[i]);
	branch->GetEvent(i);
      }
    }
    if(IsSDDActive()){
      Int_t start=0;
      if(IsSPDActive())start+=fSPDNModules;
      Int_t counter = fSPDNModules;
      for(Int_t i=start;i<start+fSDDNModules;i++){
	branch->SetAddress(&fArray[counter]);
	++counter;
	branch->GetEvent(i);
      }
    }
    if(IsSSDActive()){
      Int_t start=0;
      if(IsSPDActive())start+=fSPDNModules;
      if(IsSDDActive())start+=fSDDNModules;
      Int_t counter = fSPDNModules+fSDDNModules;
      for(Int_t i=start;i<start+fSSDNModules;i++){
	branch->SetAddress(&fArray[counter]);
	++counter;
	branch->GetEvent(i);
      }
    }
  }

  if(CheckBoundaries(mod)){
    return fArray[mod];
  }
  else {
    AliError(Form("Module %d is out of boundaries",mod));
    return NULL;
  }
  
}

//______________________________________________________________________
AliITSRecPointContainer* AliITSRecPointContainer::Instance(const AliITSRecoParam* kptr){
  // returns AliITSRecPointContainer instance (singleton)
  if(!fgInstance){
    if(!kptr){
      fgInstance =  new AliITSRecPointContainer(AliITSReconstructor::GetRecoParam());
    }
    else {
    fgInstance = new AliITSRecPointContainer(kptr);
    }
  }
  return fgInstance;
}

//______________________________________________________________________
void AliITSRecPointContainer::Reset(){
  // Resets the status of the object
  for(Int_t i=0;i<fgkNModules;i++){
    (fArray[i])->Clear();
  }
  fDet="";
}
Commit	Line	Data
b21c1af0	1	#include <TTree.h>
	2	#include "AliLog.h"
	3	#include "AliITSRecoParam.h"
	4	#include "AliITSReconstructor.h"
	5	#include "AliITSRecPointContainer.h"
	6	#include "AliITSRecPoint.h"
	7	#include "AliRunLoader.h"
	8
	9	ClassImp(AliITSRecPointContainer)
	10
	11	//////////////////////////////////////////////////////////////////////
	12	// Class to store ITS RecPoints for the duration of //
	13	// one event processing //
	14	// The container is cleared at each event and new RP //
	15	// are loaded from TTree //
	16	// Origin masera@to.infn.it Nov. 12 2009 //
	17	//////////////////////////////////////////////////////////////////////
	18
	19	/* $Id$ */
	20
	21	AliITSRecPointContainer* AliITSRecPointContainer::fgInstance = 0x0;
	22
	23	//______________________________________________________________________
	24	AliITSRecPointContainer::AliITSRecPointContainer(const AliITSRecoParam* krp):TObject(),
	25	fSPDNModules(0),
	26	fSDDNModules(0),
	27	fSSDNModules(0),
	28	fArray(),
	29	fCurrentEve(-1000),
ce4a8cfb	30	fNextEvent(-1000),
b21c1af0	31	fActualSize(0),
e62fe478	32	fDet(""),
e62fe478	33	fStatusOK(kTRUE){
b21c1af0	34	// Default constructor
	35
	36	if(fgkNModules != AliITSgeomTGeo::GetNModules())AliError(Form("The total number of modules is not %d, but %d",fgkNModules,AliITSgeomTGeo::GetNModules()));
	37
	38	Int_t modperlay[6];
	39	for(Int_t i=0;i<6;i++)modperlay[i]=AliITSgeomTGeo::GetNDetectors(1+i)*AliITSgeomTGeo::GetNLadders(1+i);
	40	fSPDNModules=modperlay[0]+modperlay[1];
	41	fSDDNModules=modperlay[2]+modperlay[3];
	42	fSSDNModules=modperlay[4]+modperlay[5];
	43	// AliInfo(Form("Total modules: %d \n SPD modules=%d , SDD modules=%d, SSD modules=%d ",fgkNModules,fSPDNModules,fSDDNModules,fSSDNModules));
	44
	45	// kLimits[0:5] --> low fluw; kLimits[6,11] --> High flux
	46	const Int_t kLimits[12]={25,25,20,20,10,10,300,300,200,200,100,100};
	47	Int_t offset=0;
	48	if(!krp){
ce4a8cfb	49	AliWarning("AliITSRecoParam is missing. Using defaults");
b21c1af0	50	}
	51	else {
	52	if(krp->GetEventSpecie() == AliRecoParam::kHighMult)offset=6;
	53	}
	54	Int_t maxval[6];
	55	TString values="";
	56	for(Int_t i=0;i<6;i++){
	57	maxval[i]=kLimits[i+offset];
	58	values+=maxval[i];
	59	values+=" ";
	60	if(i>0)modperlay[i]+=modperlay[i-1];
	61	}
	62	AliInfo(Form("Container created with sizes/layer: %s",values.Data()));
	63	Int_t layer=0;
	64	for(Int_t i=0;i<fgkNModules;i++){
	65	if(i>=modperlay[layer])++layer;
	66	fArray[i]=new TClonesArray("AliITSRecPoint",maxval[layer]);
	67	}
	68	}
	69
	70
	71	//______________________________________________________________________
	72	AliITSRecPointContainer::~AliITSRecPointContainer(){
	73	// Destructor
	74	for(Int_t i=0;i<fgkNModules;i++){
	75	if(fArray[i]){
	76	fArray[i]->Delete();
	77	delete fArray[i];
	78	}
	79	}
	80	}
	81
	82	//______________________________________________________________________
	83	void AliITSRecPointContainer::CookEntries(){
	84	// From the number of entries in TTree R, the number of ITS subdetectors
	85	// active for the present run is inferred
	86	if(fActualSize == fgkNModules)fDet="ALL SPD SDD SSD ";
	87	if(fActualSize == fSPDNModules) fDet = "SPD ";
	88	if(fActualSize == fSDDNModules) fDet = "SDD ";
	89	if(fActualSize == fSSDNModules)fDet = "SSD ";
	90	if(fActualSize == (fSPDNModules+fSDDNModules)) fDet = "SPD SDD ";
	91	if(fActualSize == (fSPDNModules+fSSDNModules))fDet = "SPD SSD ";
	92	if(fActualSize == (fSDDNModules+fSSDNModules))fDet = "SDD SSD ";
	93	if((!fDet.Contains("SPD")) && (!fDet.Contains("SDD")) &&
e62fe478	94	(!fDet.Contains("SSD"))){
	95	AliError(Form("The number of active modules %d does not correspond to any standard configuration of the detector",fActualSize));
	96	fStatusOK = kFALSE;
	97	}
b21c1af0	98	}
	99	//______________________________________________________________________
	100	TClonesArray* AliITSRecPointContainer::FetchClusters(Int_t mod, TTree* tR){
788ba14f	101	// retrieves Recpoints for module mod (offline mode: the event number is
788ba14f	102	// retrieved via the AliRunLoader object)
ce4a8cfb	103	// The actual access to the RP TTree is done as follows:
	104	// If the AliRunLoader object exists, the event number is taken from it
	105	// If not, the data member fNextEvent is used.
	106	// To set fNextEvent it is necessary to call PrepareToRead in advance.
	107	// if this is never done, fNextEvent will have its default negative value
	108	// and an error message will be delivered.
	109	AliRunLoader* rl = AliRunLoader::Instance();
	110	Int_t cureve;
	111	if(rl){
	112	cureve = rl->GetEventNumber();
	113	}
	114	else if(fNextEvent>=0){
	115	cureve = fNextEvent;
	116	}
	117	else {
	118	AliError("The RunLoader is not defined, PrepareToRead was not invoked. Revise calling sequence. Nothing done");
	119	return NULL;
	120	}
788ba14f	121	return FetchClusters(mod,tR,cureve);
	122	}
	123	//______________________________________________________________________
	124	TClonesArray* AliITSRecPointContainer::FetchClusters(Int_t mod, TTree* tR,Int_t cureve){
	125	// retrieves Recpoints for module mod
	126	// cureve is the current event number. If it is different w.r.t.
	127	// the event number stored in fCurrentEve, the recpoints are read from
	128	// the TTree. Otherwise, the RP stored in memory are used.
b21c1af0	129	if(cureve != fCurrentEve){
	130	fCurrentEve = cureve;
	131	Reset();
	132	TBranch *branch = NULL;
	133	branch = tR->GetBranch("ITSRecPoints");
	134	if(!branch){
	135	AliError("Branch ITSRecPoints not found on ITS recpoints TTree");
e62fe478	136	fStatusOK = kFALSE;
b21c1af0	137	return NULL;
	138	}
	139
	140	fActualSize = branch->GetEntries();
	141	CookEntries();
	142	if(fDet.IsNull())return NULL;
	143
	144	// it is assumed that the filling order of the tree is SPD, SDD, SSD
	145	// even if one or two subdetector are missing
	146	if(IsSPDActive()){
	147	for(Int_t i=0;i<fSPDNModules;i++){
	148	branch->SetAddress(&fArray[i]);
	149	branch->GetEvent(i);
	150	}
	151	}
	152	if(IsSDDActive()){
	153	Int_t start=0;
	154	if(IsSPDActive())start+=fSPDNModules;
	155	Int_t counter = fSPDNModules;
	156	for(Int_t i=start;i<start+fSDDNModules;i++){
	157	branch->SetAddress(&fArray[counter]);
	158	++counter;
	159	branch->GetEvent(i);
	160	}
	161	}
	162	if(IsSSDActive()){
	163	Int_t start=0;
	164	if(IsSPDActive())start+=fSPDNModules;
	165	if(IsSDDActive())start+=fSDDNModules;
	166	Int_t counter = fSPDNModules+fSDDNModules;
	167	for(Int_t i=start;i<start+fSSDNModules;i++){
	168	branch->SetAddress(&fArray[counter]);
	169	++counter;
	170	branch->GetEvent(i);
	171	}
	172	}
	173	}
	174
	175	if(CheckBoundaries(mod)){
	176	return fArray[mod];
	177	}
	178	else {
	179	AliError(Form("Module %d is out of boundaries",mod));
	180	return NULL;
	181	}
	182
	183	}
	184
	185	//______________________________________________________________________
	186	AliITSRecPointContainer* AliITSRecPointContainer::Instance(const AliITSRecoParam* kptr){
	187	// returns AliITSRecPointContainer instance (singleton)
	188	if(!fgInstance){
	189	if(!kptr){
	190	fgInstance = new AliITSRecPointContainer(AliITSReconstructor::GetRecoParam());
	191	}
	192	else {
	193	fgInstance = new AliITSRecPointContainer(kptr);
	194	}
	195	}
	196	return fgInstance;
	197	}
	198
	199	//______________________________________________________________________
	200	void AliITSRecPointContainer::Reset(){
201	// Resets the status of the object
202	for(Int_t i=0;i<fgkNModules;i++){
203	(fArray[i])->Clear();
204	}
205	fDet="";
206	}