MdcSegGrouperCsmc Class Reference

#include <MdcSegGrouperCsmc.h>

Inheritance diagram for MdcSegGrouperCsmc:

Public Member Functions
	MdcSegGrouperCsmc (const MdcDetector *gm, int debug)
	~MdcSegGrouperCsmc ()
void	fillWithSegs (const MdcSegList *inSegs)
virtual int	incompWithSeg (const MdcSeg *refSeg, const MdcSeg *testSeg)
virtual int	incompWithGroup (MdcSeg **segGroup, const MdcSeg *testSeg, int iply)
void	resetComb (const class MdcSeg *)
virtual MdcTrack *	storePar (MdcTrack *trk, double parms[2], double chisq, TrkContext &, double trackT0)
Public Member Functions inherited from MdcSegGrouper
virtual	~MdcSegGrouper ()
int	nextGroup (MdcSeg **segGroup, bool printit)
int	updateGap ()
void	resetGap (int nGap)
virtual void	resetComb (const MdcSeg *seed)=0
int	nPly () const
int	combineSegs (MdcTrack *&, MdcSeg *seed, TrkContext &, double trackT0, double maxSegChisqO, int combineByFitHits=0)
void	transferHits (MdcTrack *track, int nSegs, MdcSeg **segGroup)
void	dumpSegList ()
double	calcParBySegs (MdcSeg **segGroup, double seedAngle[2], int nToUse, double &qual, int &nSegFit, double param[2])
double	calcParByHits (MdcSeg **segGroup, int nToUse, const TrkExchangePar &par, double &qual, int &nSegFit, double param[2], double Bz)
void	setNoInner (bool noInnerFlag)

Additional Inherited Members
Protected Member Functions inherited from MdcSegGrouper
	MdcSegGrouper (const MdcDetector *gm, int nDeep, int debug)
void	resetSegCounters ()
Protected Attributes inherited from MdcSegGrouper
int	nDeep
int	nPlyFilled
int *	currentSeg
int *	firstGood
int *	firstBad
bool **	isValid
HepAList< MdcSeg > **	combList
const MdcDetector *	_gm
HepAList< MdcSeg > *	segList
bool *	leaveGap
int	nNull
int	maxNull
int *	gapCounter
bool	lTestGroup
bool	lTestSingle
int	_debug
bool	_noInner

Detailed Description

Definition at line 28 of file MdcSegGrouperCsmc.h.

Constructor & Destructor Documentation

MdcSegGrouperCsmc()

MdcSegGrouperCsmc::MdcSegGrouperCsmc	(	const MdcDetector *	gm,
		int	debug )

Definition at line 35 of file MdcSegGrouperCsmc.cxx.

                                                                     : 
  MdcSegGrouper(gm, gm->nAxialSuper()-1, debug) {
//------------------------------------------------------------------------
            
  lTestGroup = false;
  lTestSingle = false;
 
  isValid = new bool * [nPly()];
  for (int j = 0; j < nPly(); j++) {
    isValid[j] = 0;
  } 
}

~MdcSegGrouperCsmc()

MdcSegGrouperCsmc::~MdcSegGrouperCsmc ( )

inline

Definition at line 32 of file MdcSegGrouperCsmc.h.

{ };

Member Function Documentation

fillWithSegs()

void MdcSegGrouperCsmc::fillWithSegs

(

const MdcSegList *

inSegs

)

Definition at line 50 of file MdcSegGrouperCsmc.cxx.

                                                         {
//------------------------------------------------------------------------
  // Prepare for axial finding
  // Store the segments (pointers, actually), sorting by phi0 
  for (int isuper = 0; isuper < _gm->nSuper(); isuper++) {
    const GmsList *inList = inSegs->oneList(isuper);
    if (inList->count() == 0) continue;
    
    MdcSeg *inSeg = (MdcSeg *) inList->first();
    // Only load axial segments
    if (inSeg->superlayer()->whichView() != 0) continue;
 
    while (inSeg != 0) {
      // Create an info object within the seg to store info
      MdcSegInfoCsmc *info = new MdcSegInfoCsmc;
      inSeg->setInfo(info);
      info->calcStraight(inSeg);  // calc. origin-dependent info
 
      // Loop over the segs already stored, looking for the right place 
      //   to stick the new one
      int isInserted = 0;
      for (int iseg = 0; iseg < (int) segList[isuper].length(); iseg++) {
    MdcSeg *aSeg = segList[isuper][iseg];
    if ( ((MdcSegInfoCsmc *)aSeg->info())->phi0() < info->phi0()) 
      continue;  
    segList[isuper].insert(inSeg, iseg);
    isInserted = 1;
    break;
      }  // end of loop over existing segs
      if (isInserted == 0) segList[isuper].append(inSeg);
 
      inSeg = (MdcSeg *) inSeg->next();
    }  // end loop over new segs
  }  //  end loop over superlayers
 
}

Referenced by MdcTrackListCsmc::createFromSegs().

incompWithGroup()

int MdcSegGrouperCsmc::incompWithGroup ( MdcSeg ** segGroup, const MdcSeg * testSeg, int iply )

virtual

Implements MdcSegGrouper.

Definition at line 124 of file MdcSegGrouperCsmc.cxx.

                          {
//-------------------------------------------------------------------------
 
  return 0;
}

incompWithSeg()

int MdcSegGrouperCsmc::incompWithSeg ( const MdcSeg * refSeg, const MdcSeg * testSeg )

virtual

Implements MdcSegGrouper.

Definition at line 89 of file MdcSegGrouperCsmc.cxx.

                                          {
//-------------------------------------------------------------------------
 
  return 0;
  // Returns 0 if valid, -1 if invalid, +1 if invalid and no more valid 
  //   ones possible in this slayer (assumes they're ordered)
  if (testSeg == 0) return 0;
 
  // Test phi0 match
  MdcSegInfoCsmc *refInfo = (MdcSegInfoCsmc *) refSeg->info();
  MdcSegInfoCsmc *testInfo = (MdcSegInfoCsmc *) testSeg->info();
  double sigPhi0 = (refInfo->sigPhi0() > testInfo->sigPhi0() ? 
            refInfo->sigPhi0() : testInfo->sigPhi0());
  double refPhi0 = refInfo->phi0();
  double testPhi0 =  testInfo->phi0();
  double corrPhi0 = mdcWrapAng(refPhi0, testPhi0);
  if (refPhi0 - corrPhi0 > 6. * sigPhi0) return -1;
  if (corrPhi0 - refPhi0 > 6. * sigPhi0) { 
    if (testPhi0 > refPhi0) return  1;  
    else return -1; // => testPhi0>2pi & refPhi0<2pi
  }
 
  // Test d0 match
  // use larger error of the two
  double sigD0 = (refInfo->sigD0() > testInfo->sigD0() ? 
            refInfo->sigD0() : testInfo->sigD0());
  double refD0 = refInfo->d0();
  double testD0 = testInfo->d0();
  if (fabs(refD0 - testD0) > 6. * sigD0) return -2;
 
  return 0;
}

Referenced by resetComb().

resetComb()

void MdcSegGrouperCsmc::resetComb

(

const class MdcSeg *

seed

)

Definition at line 133 of file MdcSegGrouperCsmc.cxx.

                                                     {
//---------------------------------------------------------------------
  
  // Delete existing list of valid/invalid segs
  if (isValid != 0) {
    int i;
    for (i = 0; i < nDeep; i++) {
      delete [] isValid[i];
      isValid[i] = 0;
    }
  }
 
  _seed = seed;
  //Grab the seglist for each slayer
  int islay = 0;
  int iply = 0;
  nPlyFilled = 0;
  nNull = 0;
  const MdcSuperLayer *seedSlay = 0;
  if (seed != 0) seedSlay = seed->superlayer();
 
  // Set up all sorts of stuff for fast grouping of segs in nextGroup()
  for (const MdcSuperLayer *thisSlay = _gm->firstSlay(); thisSlay != 0;
       thisSlay = thisSlay->next()) {
    bool noGoodYet = true;
    islay++;
 
    if (thisSlay == seedSlay) continue;
    if (thisSlay->whichView() != 0) continue;
    firstGood[iply] = 0;
    // Loop over the segs, marking start & end of valid region for this seed
    firstBad[iply] = 0;
    if (segList[islay-1].length() != 0) 
      isValid[iply] = new bool[segList[islay-1].length()];
    for (int i = 0; i < (int) segList[islay-1].length(); i++) {
      MdcSeg *aSeg = segList[islay-1][i];
      int invalid = incompWithSeg(seed, aSeg);
      isValid[iply][i] = true;
      if (invalid < 0) {
    firstBad[iply] = i;
    isValid[iply][i] = false;
    if (noGoodYet) firstGood[iply] = i+1;
      }
      else if (invalid > 0) {
    // No more valid segs in this slayer
    firstBad[iply] = i;
    for (int j = i; j < (int) segList[islay-1].length(); j++) 
      isValid[iply][j] = false;
    break;
      }
      else {
    firstBad[iply] = i+1;
    noGoodYet = false;
      }
    }
    //    if (thisSlay->whichView() != 0) continue;
    //    firstGood[iply] = 0;
    //    // Loop over the segs, marking start & end of valid region
    //    firstBad[iply] = 0;
    //    firstBad[iply] = segList[islay-1].length();
 
 
    if (firstGood[iply] > firstBad[iply]) firstGood[iply] = firstBad[iply];
    if (firstGood[iply] == firstBad[iply]) {
      // If there are no valid segs for this ply, skip it
      continue;
    }
    // Associate correct seglist with this ply
    combList[iply] = &segList[islay-1];
    leaveGap[iply] = false;
    iply++;
  }
  nPlyFilled = iply;
  resetSegCounters();
  maxNull = nPlyFilled - 2;
  maxNull++;
}

storePar()

MdcTrack * MdcSegGrouperCsmc::storePar ( MdcTrack * trk, double parms[2], double chisq, TrkContext & context, double trackT0 )

virtual

Implements MdcSegGrouper.

Definition at line 212 of file MdcSegGrouperCsmc.cxx.

                                               {
//---------------------------------------------------------------------
  assert(trk == 0);
  BesAngle foundPhi0(parms[1]);
  TrkExchangePar par(parms[0], foundPhi0.Rad(), 0., 0., 0.);
  return new MdcTrack(_gm->nSuper(), par, chi2, context, t0);
}

---

The documentation for this class was generated from the following files:

• MdcSegGrouperCsmc.h
• MdcSegGrouperCsmc.cxx