[u/mrichter/AliRoot.git] / HLT / src / AliL3TrackArray.cxx

//$Id$

// Author: Uli Frankenfeld <mailto:franken@fi.uib.no>
//*-- Copyright &copy ULI

#include "AliL3StandardIncludes.h"

#include "AliL3Logging.h"
#include "AliL3TrackArray.h"
#include "AliL3HoughTrack.h"
#include "AliL3ModelTrack.h"
#include "AliL3ConfMapTrack.h"
#include "AliL3TrackSegmentData.h"
#include "AliL3Transform.h"
#include "AliL3ConfMapPoint.h"

//_____________________________________________________________
// AliL3TrackArray
//
// Track array class 
//

ClassImp(AliL3TrackArray)

AliL3TrackArray::AliL3TrackArray(){
  //Default constructor
  fSize = 0;
  fNTracks=0;
  fNAbsent=0;
  fTrackType='t';
  SetSize();
}


AliL3TrackArray::AliL3TrackArray(Int_t ntrack){
  //Constructor.
  fSize = 0;
  fNTracks=0;
  fNAbsent=0;
  fTrackType='t';
  SetSize(ntrack);
}

AliL3TrackArray::AliL3TrackArray(char* tracktype,Int_t ntrack){
  //Constructor.
  fSize = 0;
  fNTracks=0;
  fNAbsent=0;
  if(strcmp(tracktype,"AliL3Track")==0) fTrackType='t';
  if(strcmp(tracktype,"AliL3ConfMapTrack")==0) fTrackType='c';
  if(strcmp(tracktype,"AliL3HoughTrack")==0) fTrackType='h';
  if(strcmp(tracktype,"AliL3ModelTrack")==0) fTrackType='m';
  SetSize(ntrack);
}

AliL3TrackArray::AliL3TrackArray(char* tracktype){
  //Constructor.
  fSize = 0;
  fNTracks=0;
  fNAbsent=0;
  if(strcmp(tracktype,"AliL3Track")==0) fTrackType='t';
  if(strcmp(tracktype,"AliL3ConfMapTrack")==0) fTrackType='c';
  if(strcmp(tracktype,"AliL3HoughTrack")==0) fTrackType='h';
  if(strcmp(tracktype,"AliL3ModelTrack")==0) fTrackType='m';
  SetSize();
}

AliL3TrackArray::~AliL3TrackArray(){
  //Destructor
  DeleteArray();
}


AliL3Track *AliL3TrackArray::NextTrack(){
  if(fNTracks<fSize) return fTrack[fNTracks++];
  SetSize(fSize+100);
   return fTrack[fNTracks++]; 
}

void AliL3TrackArray::DeleteArray(){
  for(Int_t i=0; i<fSize;i++)
    delete fTrack[i];
  delete[] fIsPresent;
  delete[] fTrack;
}

Bool_t AliL3TrackArray::SetSize(Int_t newsize){
  if(newsize<=fSize) return kFALSE; //shrink comes later!! 
  if(!fSize){
    fSize = newsize;
    fTrack = new AliL3Track*[fSize];
    fIsPresent = new Bool_t[fSize];
    switch(fTrackType){
      case 't':
        for(Int_t i=0;i<fSize;i++){
          fTrack[i]   = new AliL3Track();
          fIsPresent[i] = kTRUE;
        }
        break;
      case 'c':  
        for(Int_t i=0;i<fSize;i++){
          fTrack[i]   = new AliL3ConfMapTrack();
          fIsPresent[i] = kTRUE;
        }
        break;
      case 'h':
        for(Int_t i=0;i<fSize;i++){
          fTrack[i]   = new AliL3HoughTrack();
          fIsPresent[i] = kTRUE;
        }
        break;
       case 'm':
        for(Int_t i=0;i<fSize;i++){
          fTrack[i]   = new AliL3ModelTrack();
          fIsPresent[i] = kTRUE;
        }
        break;
      default: 
        return kFALSE;
    }
    return kTRUE;
  }
  AliL3Track **tmp = new AliL3Track*[fSize];
  Bool_t *pre = new Bool_t[fSize];
  for(Int_t i=0; i<fSize;i++){
    tmp[i] = fTrack[i];
    pre[i] = fIsPresent[i];
  }
  delete[]  fTrack;
  delete[] fIsPresent;
  fTrack =  new AliL3Track*[newsize];
  fIsPresent = new Bool_t[newsize];
  for(Int_t i=0; i<fSize;i++){
    fTrack[i]   = tmp[i];
    fIsPresent[i] = pre[i];
  }
  delete[] tmp;
  delete[] pre;
  switch(fTrackType){
    case 't':
      for(Int_t i=fSize;i<newsize;i++){
        fTrack[i]   = new AliL3Track();
        fIsPresent[i] = kTRUE;
      }
      break;
    case 'c':  
      for(Int_t i=fSize;i<newsize;i++){
        fTrack[i]   = new AliL3ConfMapTrack();
        fIsPresent[i] = kTRUE;
      }
      break;
    case 'h':
      for(Int_t i=fSize;i<newsize;i++){
        fTrack[i]   = new AliL3HoughTrack();
        fIsPresent[i] = kTRUE;
      }
      break;
    case 'm':
      for(Int_t i=fSize;i<newsize;i++){
        fTrack[i]   = new AliL3ModelTrack();
        fIsPresent[i] = kTRUE;
      }
      break;
    default: 
      return kFALSE;
  }
  fSize = newsize;
  return kTRUE;
}

void AliL3TrackArray::Reset(){
  fNTracks=0;
  fNAbsent=0;
  for(Int_t i=0; i<fSize;i++)
    fIsPresent[i] = kTRUE; 
}

void AliL3TrackArray::Remove(Int_t track){
  if(fIsPresent[track]){
    fIsPresent[track]=kFALSE;
    fNAbsent++;
  }
}

void AliL3TrackArray::FillTracks(Int_t ntracks, AliL3TrackSegmentData* tr){
  //Read tracks from shared memory (or memory)
  AliL3TrackSegmentData *trs = tr;
   for(Int_t i=0; i<ntracks; i++){
    AliL3Track *track = NextTrack(); 
    track->SetPt(trs->fPt);
    track->SetPsi(trs->fPsi);
    track->SetTgl(trs->fTgl);
    track->SetNHits(trs->fNPoints);
    track->SetCharge(trs->fCharge);
    track->SetFirstPoint(trs->fX,trs->fY,trs->fZ);
    track->SetLastPoint(trs->fLastX,trs->fLastY,trs->fLastZ);
    track->SetHits( trs->fNPoints, trs->fPointIDs );
    UChar_t *tmpP = (UChar_t*)trs;
    tmpP += sizeof(AliL3TrackSegmentData)+trs->fNPoints*sizeof(UInt_t);
    trs = (AliL3TrackSegmentData*)tmpP;
  }
}

void AliL3TrackArray::FillTracks(Int_t ntracks, AliL3TrackSegmentData* tr,Int_t slice){
  //Read tracks from shared memory (or memory)
  AliL3TrackSegmentData *trs = tr;
  for(Int_t i=0; i<ntracks; i++){
    AliL3Track *track = NextTrack(); 
    track->SetPt(trs->fPt);
    Float_t psi[1];
    psi[0]=trs->fPsi;
    AliL3Transform::Local2GlobalAngle(psi,slice);
    track->SetPsi(psi[0]);
    track->SetTgl(trs->fTgl);
    track->SetNHits(trs->fNPoints);
    track->SetCharge(trs->fCharge);
    Float_t first[3];
    first[0]=trs->fX;first[1]=trs->fY;first[2]=trs->fZ;
    AliL3Transform::Local2Global(first,slice);
    track->SetFirstPoint(first[0],first[1],first[2]);
    Float_t last[3];
    last[0]=trs->fLastX;last[1]=trs->fLastY;last[2]=trs->fLastZ;
    AliL3Transform::Local2Global(last,slice);
    track->SetLastPoint(last[0],last[1],last[2]);
    track->SetHits( trs->fNPoints, trs->fPointIDs );
    UChar_t *tmpP = (UChar_t*)trs;
    tmpP += sizeof(AliL3TrackSegmentData)+trs->fNPoints*sizeof(UInt_t);
    trs = (AliL3TrackSegmentData*)tmpP;
  }
}

UInt_t AliL3TrackArray::GetOutSize(){
  UInt_t count = GetOutCount();   //use only present tracks
  UInt_t tHits = 0;
  for(Int_t i=0;i<fNTracks;i++){  //loop over all tracks
    AliL3Track *track = GetCheckedTrack(i);  //use only present tracks
    if(track)                                       //use only present tracks
      tHits += track->GetNHits();
  }

  //calculate size of track
  return count*sizeof(AliL3TrackSegmentData)+sizeof(UInt_t)*tHits;
}

UInt_t AliL3TrackArray::WriteTracks(UInt_t & ntracks,AliL3TrackSegmentData* tr){
  ntracks = GetOutCount();
  return WriteTracks(tr);
}

UInt_t AliL3TrackArray::WriteTracks(AliL3TrackSegmentData* tr){
  if(GetTrackType()=='c') return WriteConfMapTracks(tr);
  AliL3TrackSegmentData *tP = tr;
  UInt_t *pP;
  UInt_t size = 0;
  for(Int_t i=0; i<fNTracks; i++){  //loop over all tracks
    AliL3Track *track = GetCheckedTrack(i); //use only present tracks
    if(!track) continue;                           //use only present tracks
    tP->fX = track->GetFirstPointX();
    tP->fY = track->GetFirstPointY();
    tP->fZ = track->GetFirstPointZ();
    tP->fPt = track->GetPt();
    tP->fLastX = track->GetLastPointX();
    tP->fLastY = track->GetLastPointY();
    tP->fLastZ = track->GetLastPointZ();
    tP->fPsi = track->GetPsi();
    tP->fTgl = track->GetTgl();
    tP->fCharge = track->GetCharge();
    tP->fNPoints = track->GetNHits();

    pP = (UInt_t*)track->GetHitNumbers();
    for (UInt_t j=0;j<tP->fNPoints;j++){
      tP->fPointIDs[j] = pP[j];
    }
    Byte_t *tmpP = (Byte_t *)tP;
    tmpP += sizeof(AliL3TrackSegmentData)+tP->fNPoints*sizeof(UInt_t);
    size += sizeof(AliL3TrackSegmentData)+tP->fNPoints*sizeof(UInt_t);
    tP = (AliL3TrackSegmentData*)tmpP;
  }
  return size;
}

UInt_t AliL3TrackArray::WriteConfMapTracks(AliL3TrackSegmentData* tr){
  // use first and last point objects
  AliL3TrackSegmentData *tP = tr;
  UInt_t *pP;
  UInt_t size = 0;
  for(Int_t i=0; i<fNTracks; i++){  //loop over all tracks
    AliL3ConfMapTrack *track =(AliL3ConfMapTrack *) GetCheckedTrack(i); //use only present tracks
    if(!track) continue;                           //use only present tracks
    AliL3ConfMapPoint *hit = (AliL3ConfMapPoint*)track->lastHit;
    AliL3ConfMapPoint *lastHit = (AliL3ConfMapPoint*)track->firstHit;
    tP->fX = hit->GetX();
    tP->fY = hit->GetY();
    tP->fZ = hit->GetZ();
    tP->fLastX = lastHit->GetX();
    tP->fLastY = lastHit->GetY();
    tP->fLastZ = lastHit->GetZ();
   
//    tP->fX = track->GetFirstPointX();
//    tP->fY = track->GetFirstPointY();
//    tP->fZ = track->GetFirstPointZ();
    tP->fPt = track->GetPt();
//    tP->fLastX = track->GetLastPointX();
//    tP->fLastY = track->GetLastPointY();
//    tP->fLastZ = track->GetLastPointZ();
    tP->fPsi = track->GetPsi();
    tP->fTgl = track->GetTgl();
    tP->fCharge = track->GetCharge();
    tP->fNPoints = track->GetNHits();
    pP = (UInt_t*)track->GetHitNumbers();
    for (UInt_t j=0;j<tP->fNPoints;j++){
      tP->fPointIDs[j] = pP[j];
    }
    Byte_t *tmpP = (Byte_t *)tP;
    tmpP += sizeof(AliL3TrackSegmentData)+tP->fNPoints*sizeof(UInt_t);
    size +=sizeof(AliL3TrackSegmentData)+tP->fNPoints*sizeof(UInt_t);
    tP = (AliL3TrackSegmentData*)tmpP;
  }
  return size;
}

void AliL3TrackArray::AddLast(AliL3Track *track)
{
  AliL3Track *tpt = NextTrack();
  tpt->Set(track);
  
}

void AliL3TrackArray::AddTracks(AliL3TrackArray *newtrack,Bool_t remove_old,Int_t slice)
{
  if(GetTrackType() != newtrack->GetTrackType() && GetTrackType()!='t')
    {
      LOG(AliL3Log::kError,"AliL3TrackArray::AddTracks","Track types")
	<<"Bad idea to add tracks of different types"<<ENDLOG;
      return;
    }
  if(fSize < fNTracks+newtrack->GetNPresent())
    SetSize(fSize+newtrack->GetSize());
  for(Int_t i =0;i<newtrack->GetNTracks();i++){
    AliL3Track *tpt = newtrack->GetCheckedTrack(i);
    if(!tpt) continue;
    if(remove_old)
      newtrack->Remove(i);
    AliL3Track *track = NextTrack();
    track->Set(tpt);
    if(slice>=0)
      track->Rotate(slice); //Rotate track to global coordinates
    /*
      AliL3Track *track;
      if(GetTrackType()=='h')
      track = (AliL3HoughTrack*)NextTrack();
      else
      track = NextTrack();
      track->Set(tpt);
    */
  }
}


void AliL3TrackArray::Compress(){
  if(GetNPresent()==GetNTracks()) return;
  AliL3Track **tmp =  new AliL3Track *[fNTracks];
  Int_t present=0;
  Int_t absent=GetNPresent();
  for(Int_t i=0;i<GetNTracks();i++){
    if(fIsPresent[i]) tmp[present++] = fTrack[i];
    else tmp[absent++] = fTrack[i];
  }
  for(Int_t i=0;i<GetNTracks();i++)
    fIsPresent[i]=kTRUE;

  //Copy pointers back
  for(Int_t i=0; i<GetNTracks();i++){
    fTrack[i]=tmp[i];
  }

  delete[] tmp;

  fNTracks = GetNPresent();
  fNAbsent = 0;
}

void AliL3TrackArray::QSort(){
  // compress an sort
  Compress();
  QSort(fTrack,0,fNTracks);
}

void AliL3TrackArray::QSort( AliL3Track **a, Int_t first, Int_t last){

   // Sort array of AliL3Track pointers using a quicksort algorithm.
   // Uses TrackCompare() to compare objects.
   // Thanks to Root! 

   static AliL3Track *tmp;
   static int i;           // "static" to save stack space
   int j;

   while (last - first > 1) {
      i = first;
      j = last;
      for (;;) {
	while (++i < last && TrackCompare(a[i], a[first]) < 0)
	  ;
	while (--j > first && TrackCompare(a[j], a[first]) > 0)
	  ;
         if (i >= j)
            break;

         tmp  = a[i];
         a[i] = a[j];
         a[j] = tmp;
      }
      if (j == first) {
         ++first;
         continue;
      }
      tmp = a[first];
      a[first] = a[j];
      a[j] = tmp;
      if (j - first < last - (j + 1)) {
         QSort(a, first, j);
         first = j + 1;   // QSort(j + 1, last);
      } else {
         QSort(a, j + 1, last);
         last = j;        // QSort(first, j);
      }
   }
}

Int_t AliL3TrackArray::TrackCompare(AliL3Track *a, AliL3Track *b){
   // Compare the two tracks.
  
  return b->Compare(a);
  
  /*
    if(fTrackType=='h')
    {
    AliL3HoughTrack *tra = (AliL3HoughTrack*)a;
    AliL3HoughTrack *trb = (AliL3HoughTrack*)b;
    if(tra->GetWeight() < trb->GetWeight()) return 1;
    if(tra->GetWeight() > trb->GetWeight()) return -1;
    }
    else
    {
    if(a->GetNHits() < b->GetNHits()) return 1;
    if(a->GetNHits() > b->GetNHits()) return -1;
    }
    
    return 0;
  */
}
Commit	Line	Data
95a00d93	1	//$Id$
95a00d93	2
71df269a	3	// Author: Uli Frankenfeld <mailto:franken@fi.uib.no>
71df269a	4	//*-- Copyright &copy ULI
108615fc	5
118c26c3	6	#include "AliL3StandardIncludes.h"
118c26c3	7
108615fc	8	#include "AliL3Logging.h"
	9	#include "AliL3TrackArray.h"
	10	#include "AliL3HoughTrack.h"
95a00d93	11	#include "AliL3ModelTrack.h"
108615fc	12	#include "AliL3ConfMapTrack.h"
	13	#include "AliL3TrackSegmentData.h"
	14	#include "AliL3Transform.h"
	15	#include "AliL3ConfMapPoint.h"
71df269a	16
108615fc	17	//_____________________________________________________________
71df269a	18	// AliL3TrackArray
108615fc	19	//
71df269a	20	// Track array class
108615fc	21	//
	22
	23	ClassImp(AliL3TrackArray)
	24
	25	AliL3TrackArray::AliL3TrackArray(){
	26	//Default constructor
	27	fSize = 0;
	28	fNTracks=0;
	29	fNAbsent=0;
	30	fTrackType='t';
	31	SetSize();
	32	}
	33
	34
	35	AliL3TrackArray::AliL3TrackArray(Int_t ntrack){
	36	//Constructor.
	37	fSize = 0;
	38	fNTracks=0;
	39	fNAbsent=0;
	40	fTrackType='t';
	41	SetSize(ntrack);
	42	}
	43
	44	AliL3TrackArray::AliL3TrackArray(char* tracktype,Int_t ntrack){
	45	//Constructor.
	46	fSize = 0;
	47	fNTracks=0;
	48	fNAbsent=0;
	49	if(strcmp(tracktype,"AliL3Track")==0) fTrackType='t';
	50	if(strcmp(tracktype,"AliL3ConfMapTrack")==0) fTrackType='c';
	51	if(strcmp(tracktype,"AliL3HoughTrack")==0) fTrackType='h';
95a00d93	52	if(strcmp(tracktype,"AliL3ModelTrack")==0) fTrackType='m';
108615fc	53	SetSize(ntrack);
	54	}
	55
	56	AliL3TrackArray::AliL3TrackArray(char* tracktype){
	57	//Constructor.
	58	fSize = 0;
	59	fNTracks=0;
	60	fNAbsent=0;
	61	if(strcmp(tracktype,"AliL3Track")==0) fTrackType='t';
	62	if(strcmp(tracktype,"AliL3ConfMapTrack")==0) fTrackType='c';
	63	if(strcmp(tracktype,"AliL3HoughTrack")==0) fTrackType='h';
95a00d93	64	if(strcmp(tracktype,"AliL3ModelTrack")==0) fTrackType='m';
108615fc	65	SetSize();
	66	}
	67
108615fc	68	AliL3TrackArray::~AliL3TrackArray(){
	69	//Destructor
	70	DeleteArray();
	71	}
	72
	73
	74	AliL3Track *AliL3TrackArray::NextTrack(){
	75	if(fNTracks<fSize) return fTrack[fNTracks++];
	76	SetSize(fSize+100);
	77	return fTrack[fNTracks++];
	78	}
	79
	80	void AliL3TrackArray::DeleteArray(){
	81	for(Int_t i=0; i<fSize;i++)
	82	delete fTrack[i];
	83	delete[] fIsPresent;
	84	delete[] fTrack;
	85	}
	86
	87	Bool_t AliL3TrackArray::SetSize(Int_t newsize){
	88	if(newsize<=fSize) return kFALSE; //shrink comes later!!
	89	if(!fSize){
	90	fSize = newsize;
	91	fTrack = new AliL3Track*[fSize];
	92	fIsPresent = new Bool_t[fSize];
	93	switch(fTrackType){
	94	case 't':
	95	for(Int_t i=0;i<fSize;i++){
	96	fTrack[i] = new AliL3Track();
	97	fIsPresent[i] = kTRUE;
	98	}
	99	break;
	100	case 'c':
	101	for(Int_t i=0;i<fSize;i++){
	102	fTrack[i] = new AliL3ConfMapTrack();
	103	fIsPresent[i] = kTRUE;
	104	}
	105	break;
	106	case 'h':
	107	for(Int_t i=0;i<fSize;i++){
	108	fTrack[i] = new AliL3HoughTrack();
	109	fIsPresent[i] = kTRUE;
	110	}
	111	break;
95a00d93	112	case 'm':
	113	for(Int_t i=0;i<fSize;i++){
	114	fTrack[i] = new AliL3ModelTrack();
	115	fIsPresent[i] = kTRUE;
	116	}
	117	break;
108615fc	118	default:
	119	return kFALSE;
	120	}
	121	return kTRUE;
	122	}
	123	AliL3Track *tmp = new AliL3Track[fSize];
	124	Bool_t *pre = new Bool_t[fSize];
	125	for(Int_t i=0; i<fSize;i++){
	126	tmp[i] = fTrack[i];
	127	pre[i] = fIsPresent[i];
	128	}
	129	delete[] fTrack;
	130	delete[] fIsPresent;
12d59a2a	131	fTrack = new AliL3Track*[newsize];
108615fc	132	fIsPresent = new Bool_t[newsize];
	133	for(Int_t i=0; i<fSize;i++){
	134	fTrack[i] = tmp[i];
	135	fIsPresent[i] = pre[i];
	136	}
	137	delete[] tmp;
	138	delete[] pre;
	139	switch(fTrackType){
	140	case 't':
	141	for(Int_t i=fSize;i<newsize;i++){
	142	fTrack[i] = new AliL3Track();
	143	fIsPresent[i] = kTRUE;
	144	}
	145	break;
	146	case 'c':
	147	for(Int_t i=fSize;i<newsize;i++){
	148	fTrack[i] = new AliL3ConfMapTrack();
	149	fIsPresent[i] = kTRUE;
	150	}
	151	break;
	152	case 'h':
	153	for(Int_t i=fSize;i<newsize;i++){
	154	fTrack[i] = new AliL3HoughTrack();
	155	fIsPresent[i] = kTRUE;
	156	}
	157	break;
95a00d93	158	case 'm':
	159	for(Int_t i=fSize;i<newsize;i++){
	160	fTrack[i] = new AliL3ModelTrack();
	161	fIsPresent[i] = kTRUE;
	162	}
	163	break;
108615fc	164	default:
	165	return kFALSE;
	166	}
	167	fSize = newsize;
	168	return kTRUE;
	169	}
	170
	171	void AliL3TrackArray::Reset(){
	172	fNTracks=0;
	173	fNAbsent=0;
	174	for(Int_t i=0; i<fSize;i++)
	175	fIsPresent[i] = kTRUE;
	176	}
	177
	178	void AliL3TrackArray::Remove(Int_t track){
	179	if(fIsPresent[track]){
	180	fIsPresent[track]=kFALSE;
	181	fNAbsent++;
	182	}
	183	}
	184
	185	void AliL3TrackArray::FillTracks(Int_t ntracks, AliL3TrackSegmentData* tr){
	186	//Read tracks from shared memory (or memory)
	187	AliL3TrackSegmentData *trs = tr;
95a00d93	188	for(Int_t i=0; i<ntracks; i++){
108615fc	189	AliL3Track *track = NextTrack();
	190	track->SetPt(trs->fPt);
	191	track->SetPsi(trs->fPsi);
	192	track->SetTgl(trs->fTgl);
	193	track->SetNHits(trs->fNPoints);
	194	track->SetCharge(trs->fCharge);
	195	track->SetFirstPoint(trs->fX,trs->fY,trs->fZ);
	196	track->SetLastPoint(trs->fLastX,trs->fLastY,trs->fLastZ);
	197	track->SetHits( trs->fNPoints, trs->fPointIDs );
	198	UChar_t tmpP = (UChar_t)trs;
	199	tmpP += sizeof(AliL3TrackSegmentData)+trs->fNPoints*sizeof(UInt_t);
	200	trs = (AliL3TrackSegmentData*)tmpP;
	201	}
	202	}
	203
494fad94	204	void AliL3TrackArray::FillTracks(Int_t ntracks, AliL3TrackSegmentData* tr,Int_t slice){
108615fc	205	//Read tracks from shared memory (or memory)
	206	AliL3TrackSegmentData *trs = tr;
	207	for(Int_t i=0; i<ntracks; i++){
	208	AliL3Track *track = NextTrack();
	209	track->SetPt(trs->fPt);
	210	Float_t psi[1];
	211	psi[0]=trs->fPsi;
494fad94	212	AliL3Transform::Local2GlobalAngle(psi,slice);
108615fc	213	track->SetPsi(psi[0]);
	214	track->SetTgl(trs->fTgl);
	215	track->SetNHits(trs->fNPoints);
	216	track->SetCharge(trs->fCharge);
	217	Float_t first[3];
	218	first[0]=trs->fX;first[1]=trs->fY;first[2]=trs->fZ;
494fad94	219	AliL3Transform::Local2Global(first,slice);
108615fc	220	track->SetFirstPoint(first[0],first[1],first[2]);
	221	Float_t last[3];
	222	last[0]=trs->fLastX;last[1]=trs->fLastY;last[2]=trs->fLastZ;
494fad94	223	AliL3Transform::Local2Global(last,slice);
108615fc	224	track->SetLastPoint(last[0],last[1],last[2]);
	225	track->SetHits( trs->fNPoints, trs->fPointIDs );
	226	UChar_t tmpP = (UChar_t)trs;
	227	tmpP += sizeof(AliL3TrackSegmentData)+trs->fNPoints*sizeof(UInt_t);
	228	trs = (AliL3TrackSegmentData*)tmpP;
	229	}
	230	}
	231
	232	UInt_t AliL3TrackArray::GetOutSize(){
	233	UInt_t count = GetOutCount(); //use only present tracks
	234	UInt_t tHits = 0;
	235	for(Int_t i=0;i<fNTracks;i++){ //loop over all tracks
	236	AliL3Track *track = GetCheckedTrack(i); //use only present tracks
	237	if(track) //use only present tracks
	238	tHits += track->GetNHits();
	239	}
	240
	241	//calculate size of track
	242	return countsizeof(AliL3TrackSegmentData)+sizeof(UInt_t)tHits;
	243	}
	244
	245	UInt_t AliL3TrackArray::WriteTracks(UInt_t & ntracks,AliL3TrackSegmentData* tr){
	246	ntracks = GetOutCount();
	247	return WriteTracks(tr);
	248	}
	249
	250	UInt_t AliL3TrackArray::WriteTracks(AliL3TrackSegmentData* tr){
	251	if(GetTrackType()=='c') return WriteConfMapTracks(tr);
	252	AliL3TrackSegmentData *tP = tr;
	253	UInt_t *pP;
	254	UInt_t size = 0;
	255	for(Int_t i=0; i<fNTracks; i++){ //loop over all tracks
	256	AliL3Track *track = GetCheckedTrack(i); //use only present tracks
	257	if(!track) continue; //use only present tracks
	258	tP->fX = track->GetFirstPointX();
	259	tP->fY = track->GetFirstPointY();
	260	tP->fZ = track->GetFirstPointZ();
	261	tP->fPt = track->GetPt();
	262	tP->fLastX = track->GetLastPointX();
	263	tP->fLastY = track->GetLastPointY();
	264	tP->fLastZ = track->GetLastPointZ();
	265	tP->fPsi = track->GetPsi();
	266	tP->fTgl = track->GetTgl();
	267	tP->fCharge = track->GetCharge();
	268	tP->fNPoints = track->GetNHits();
c3dd27a3	269
108615fc	270	pP = (UInt_t*)track->GetHitNumbers();
	271	for (UInt_t j=0;j<tP->fNPoints;j++){
	272	tP->fPointIDs[j] = pP[j];
	273	}
	274	Byte_t tmpP = (Byte_t )tP;
	275	tmpP += sizeof(AliL3TrackSegmentData)+tP->fNPoints*sizeof(UInt_t);
	276	size += sizeof(AliL3TrackSegmentData)+tP->fNPoints*sizeof(UInt_t);
	277	tP = (AliL3TrackSegmentData*)tmpP;
	278	}
	279	return size;
	280	}
	281
	282	UInt_t AliL3TrackArray::WriteConfMapTracks(AliL3TrackSegmentData* tr){
	283	// use first and last point objects
	284	AliL3TrackSegmentData *tP = tr;
	285	UInt_t *pP;
	286	UInt_t size = 0;
	287	for(Int_t i=0; i<fNTracks; i++){ //loop over all tracks
	288	AliL3ConfMapTrack track =(AliL3ConfMapTrack ) GetCheckedTrack(i); //use only present tracks
	289	if(!track) continue; //use only present tracks
	290	AliL3ConfMapPoint hit = (AliL3ConfMapPoint)track->lastHit;
	291	AliL3ConfMapPoint lastHit = (AliL3ConfMapPoint)track->firstHit;
	292	tP->fX = hit->GetX();
	293	tP->fY = hit->GetY();
	294	tP->fZ = hit->GetZ();
	295	tP->fLastX = lastHit->GetX();
	296	tP->fLastY = lastHit->GetY();
	297	tP->fLastZ = lastHit->GetZ();
	298
	299	// tP->fX = track->GetFirstPointX();
	300	// tP->fY = track->GetFirstPointY();
	301	// tP->fZ = track->GetFirstPointZ();
	302	tP->fPt = track->GetPt();
	303	// tP->fLastX = track->GetLastPointX();
	304	// tP->fLastY = track->GetLastPointY();
	305	// tP->fLastZ = track->GetLastPointZ();
	306	tP->fPsi = track->GetPsi();
	307	tP->fTgl = track->GetTgl();
	308	tP->fCharge = track->GetCharge();
	309	tP->fNPoints = track->GetNHits();
	310	pP = (UInt_t*)track->GetHitNumbers();
	311	for (UInt_t j=0;j<tP->fNPoints;j++){
	312	tP->fPointIDs[j] = pP[j];
	313	}
	314	Byte_t tmpP = (Byte_t )tP;
	315	tmpP += sizeof(AliL3TrackSegmentData)+tP->fNPoints*sizeof(UInt_t);
	316	size +=sizeof(AliL3TrackSegmentData)+tP->fNPoints*sizeof(UInt_t);
	317	tP = (AliL3TrackSegmentData*)tmpP;
	318	}
	319	return size;
	320	}
	321
2e843b99	322	void AliL3TrackArray::AddLast(AliL3Track *track)
	323	{
	324	AliL3Track *tpt = NextTrack();
	325	tpt->Set(track);
44fd1eb4	326
2e843b99	327	}
2e843b99	328
71df269a	329	void AliL3TrackArray::AddTracks(AliL3TrackArray *newtrack,Bool_t remove_old,Int_t slice)
71df269a	330	{
d5fe1d26	331	if(GetTrackType() != newtrack->GetTrackType() && GetTrackType()!='t')
	332	{
	333	LOG(AliL3Log::kError,"AliL3TrackArray::AddTracks","Track types")
	334	<<"Bad idea to add tracks of different types"<<ENDLOG;
	335	return;
	336	}
108615fc	337	if(fSize < fNTracks+newtrack->GetNPresent())
	338	SetSize(fSize+newtrack->GetSize());
	339	for(Int_t i =0;i<newtrack->GetNTracks();i++){
	340	AliL3Track *tpt = newtrack->GetCheckedTrack(i);
	341	if(!tpt) continue;
15846008	342	if(remove_old)
15846008	343	newtrack->Remove(i);
108615fc	344	AliL3Track *track = NextTrack();
ce54fcc8	345	track->Set(tpt);
71df269a	346	if(slice>=0)
71df269a	347	track->Rotate(slice); //Rotate track to global coordinates
203925a9	348	/*
	349	AliL3Track *track;
	350	if(GetTrackType()=='h')
	351	track = (AliL3HoughTrack*)NextTrack();
	352	else
	353	track = NextTrack();
	354	track->Set(tpt);
	355	*/
108615fc	356	}
	357	}
	358
	359
	360	void AliL3TrackArray::Compress(){
	361	if(GetNPresent()==GetNTracks()) return;
	362	AliL3Track *tmp = new AliL3Track [fNTracks];
	363	Int_t present=0;
	364	Int_t absent=GetNPresent();
	365	for(Int_t i=0;i<GetNTracks();i++){
	366	if(fIsPresent[i]) tmp[present++] = fTrack[i];
	367	else tmp[absent++] = fTrack[i];
	368	}
	369	for(Int_t i=0;i<GetNTracks();i++)
	370	fIsPresent[i]=kTRUE;
	371
	372	//Copy pointers back
	373	for(Int_t i=0; i<GetNTracks();i++){
	374	fTrack[i]=tmp[i];
	375	}
	376
	377	delete[] tmp;
	378
	379	fNTracks = GetNPresent();
	380	fNAbsent = 0;
	381	}
	382
	383	void AliL3TrackArray::QSort(){
	384	// compress an sort
	385	Compress();
	386	QSort(fTrack,0,fNTracks);
	387	}
	388
203925a9	389	void AliL3TrackArray::QSort( AliL3Track **a, Int_t first, Int_t last){
108615fc	390
	391	// Sort array of AliL3Track pointers using a quicksort algorithm.
	392	// Uses TrackCompare() to compare objects.
	393	// Thanks to Root!
	394
	395	static AliL3Track *tmp;
	396	static int i; // "static" to save stack space
	397	int j;
	398
	399	while (last - first > 1) {
	400	i = first;
	401	j = last;
	402	for (;;) {
203925a9	403	while (++i < last && TrackCompare(a[i], a[first]) < 0)
	404	;
	405	while (--j > first && TrackCompare(a[j], a[first]) > 0)
	406	;
108615fc	407	if (i >= j)
	408	break;
	409
	410	tmp = a[i];
	411	a[i] = a[j];
	412	a[j] = tmp;
	413	}
	414	if (j == first) {
	415	++first;
	416	continue;
	417	}
	418	tmp = a[first];
	419	a[first] = a[j];
	420	a[j] = tmp;
	421	if (j - first < last - (j + 1)) {
	422	QSort(a, first, j);
	423	first = j + 1; // QSort(j + 1, last);
	424	} else {
	425	QSort(a, j + 1, last);
	426	last = j; // QSort(first, j);
	427	}
	428	}
	429	}
	430
	431	Int_t AliL3TrackArray::TrackCompare(AliL3Track a, AliL3Track b){
	432	// Compare the two tracks.
203925a9	433
	434	return b->Compare(a);
	435
	436	/*
	437	if(fTrackType=='h')
	438	{
	439	AliL3HoughTrack tra = (AliL3HoughTrack)a;
	440	AliL3HoughTrack trb = (AliL3HoughTrack)b;
	441	if(tra->GetWeight() < trb->GetWeight()) return 1;
	442	if(tra->GetWeight() > trb->GetWeight()) return -1;
	443	}
	444	else
	445	{
	446	if(a->GetNHits() < b->GetNHits()) return 1;
	447	if(a->GetNHits() > b->GetNHits()) return -1;
	448	}
	449
	450	return 0;
	451	*/
108615fc	452	}
	453
	454