#include "AliMUONConstants.h"
#include "AliMUONVDigit.h"
-#include "AliMUONDigitMaker.h"
-#include "AliMUONDigitStoreV1.h"
+#include "AliMUONVDigitStore.h"
#include "AliMUONGeometryTransformer.h"
#include "AliMUONLocalTrigger.h"
#include "AliMUONLocalTriggerBoard.h"
#include <Riostream.h>
#include <TArrayS.h>
-#include <TClonesArray.h>
+#include <TObjArray.h>
#include <TMath.h>
#include <TMatrixD.h>
#include <TROOT.h>
//______________________________________________________________________________
AliMUONTrackHitPattern::AliMUONTrackHitPattern(const AliMUONRecoParam* recoParam,
const AliMUONGeometryTransformer& transformer,
- const AliMUONDigitMaker& digitMaker)
+ const AliMUONVDigitStore& digitStore)
: TObject(),
fkRecoParam(recoParam),
fkTransformer(transformer),
-fkDigitMaker(digitMaker),
-fDeltaZ(0.0),
-fTrigCovariance(0x0),
+fkDigitStore(digitStore),
fkMaxDistance(99999.)
{
/// Default constructor
- InitMembers();
AliMUONTrackExtrap::SetField();
}
AliMUONTrackHitPattern::~AliMUONTrackHitPattern(void)
{
/// Destructor
- delete fTrigCovariance;
}
-
-//______________________________________________________________________________
-void AliMUONTrackHitPattern::InitMembers()
-{
- //
- /// Initialize data members
- //
- fDeltaZ = AliMUONConstants::DefaultChamberZ(10) - AliMUONConstants::DefaultChamberZ(12);
-
- const Double_t kTrigNonBendReso = AliMUONConstants::TriggerNonBendingReso();
- const Double_t kTrigBendReso = AliMUONConstants::TriggerBendingReso();
-
- // Covariance matrix 3x3 (X,Y,slopeY) for trigger tracks
- fTrigCovariance = new TMatrixD(3,3);
- fTrigCovariance->Zero();
- (*fTrigCovariance)(0,0) = kTrigNonBendReso * kTrigNonBendReso;
- (*fTrigCovariance)(1,1) = kTrigBendReso * kTrigBendReso;
- (*fTrigCovariance)(2,2) = 2. * (*fTrigCovariance)(1,1) / fDeltaZ / fDeltaZ;
- (*fTrigCovariance)(1,2) = (*fTrigCovariance)(2,1) = (*fTrigCovariance)(1,1) / fDeltaZ;
-}
-
-
//_____________________________________________________________________________
void AliMUONTrackHitPattern::CheckConstants() const
{
/// and searches for matching trigger tracks and digits
//
- AliMUONDigitStoreV1 digitStore;
- fkDigitMaker.TriggerToDigitsStore(triggerStore,digitStore);
-
// Get the hit pattern for all trigger tracks
AliMUONTriggerTrack* triggerTrack;
TIter itTriggerTrack(triggerTrackStore.CreateIterator());
while ( ( triggerTrack = static_cast<AliMUONTriggerTrack*>(itTriggerTrack() ) ) ){
- UShort_t pattern = GetHitPattern(triggerTrack, digitStore);
+ UShort_t pattern = GetHitPattern(triggerTrack);
triggerTrack->SetHitsPatternInTrigCh(pattern);
AliDebug(1, Form("Hit pattern: hits 0x%x slat %2i board %3i effFlag %i",
pattern & 0xFF, AliESDMuonTrack::GetSlatOrInfo(pattern),
// the obtained pattern is good for check, but not good for efficiency determination.
UShort_t pattern = matchedTriggerTrack ?
matchedTriggerTrack->GetHitsPatternInTrigCh() :
- GetHitPattern(&trackParam, digitStore);
+ GetHitPattern(&trackParam);
track->SetHitsPatternInTrigCh(pattern);
}
Int_t matchTrigger = 0;
Int_t loTrgNum(-1);
- Double_t distTriggerTrack[3], sigma2[3];
+ TMatrixD paramDiff(3,1);
Double_t chi2;
Double_t chi2MatchTrigger = 0., minChi2MatchTrigger = 999.;
Int_t doubleMatch = -1; // Check if track matches 2 trigger tracks
AliMUONTriggerTrack* doubleTriggerTrack = 0x0;
AliMUONTriggerTrack* matchedTriggerTrack = 0x0;
- const TMatrixD& kParamCov = trackParam.GetCovariances();
-
- Double_t xTrack = trackParam.GetNonBendingCoor();
- Double_t yTrack = trackParam.GetBendingCoor();
- Double_t ySlopeTrack = trackParam.GetBendingSlope();
- // Covariance matrix 3x3 (X,Y,slopeY) for tracker tracks
+ // Covariance matrix 3x3 (X,Y,slopeY) for trigger tracks
TMatrixD trackCov(3,3);
- trackCov.Zero();
- trackCov(0,0) = kParamCov(0,0);
- trackCov(1,1) = kParamCov(2,2);
- trackCov(2,2) = kParamCov(3,3);
- trackCov(1,2) = kParamCov(2,3);
- trackCov(2,1) = kParamCov(3,2);
-
- TMatrixD sumCov(trackCov,TMatrixD::kPlus,*fTrigCovariance);
-
- Bool_t isCovOK = kTRUE;
-
- if (sumCov.Determinant() != 0) {
- sumCov.Invert();
- } else {
- AliWarning(" Determinant = 0");
- isCovOK = kFALSE;
- sigma2[0] = kParamCov(0,0);
- sigma2[1] = kParamCov(2,2);
- sigma2[2] = kParamCov(3,3);
- // sigma of distributions (trigger-track) X,Y,slopeY
- const Double_t kDistSigma[3]={AliMUONConstants::TriggerNonBendingReso(),
- AliMUONConstants::TriggerBendingReso(),
- 1.414 * AliMUONConstants::TriggerBendingReso()/fDeltaZ};
- for (Int_t iVar = 0; iVar < 3; iVar++) sigma2[iVar] += kDistSigma[iVar] * kDistSigma[iVar];
- }
AliMUONTriggerTrack *triggerTrack;
TIter itTriggerTrack(triggerTrackStore.CreateIterator());
while ( ( triggerTrack = static_cast<AliMUONTriggerTrack*>(itTriggerTrack() ) ) )
{
- distTriggerTrack[0] = triggerTrack->GetX11() - xTrack;
- distTriggerTrack[1] = triggerTrack->GetY11() - yTrack;
- distTriggerTrack[2] = TMath::Tan(triggerTrack->GetThetay()) - ySlopeTrack;
-
- if(isCovOK){
- TMatrixD paramDiff(3,1);
- for(Int_t iVar = 0; iVar < 3; iVar++)
- paramDiff(iVar,0) = distTriggerTrack[iVar];
-
+ AliMUONTrackExtrap::LinearExtrapToZCov(&trackParam, triggerTrack->GetZ11());
+ const TMatrixD& kParamCov = trackParam.GetCovariances();
+
+ Double_t xTrack = trackParam.GetNonBendingCoor();
+ Double_t yTrack = trackParam.GetBendingCoor();
+ Double_t ySlopeTrack = trackParam.GetBendingSlope();
+
+ paramDiff(0,0) = triggerTrack->GetX11() - xTrack;
+ paramDiff(1,0) = triggerTrack->GetY11() - yTrack;
+ paramDiff(2,0) = triggerTrack->GetSlopeY() - ySlopeTrack;
+
+ // Covariance matrix 3x3 (X,Y,slopeY) for tracker tracks
+ trackCov.Zero();
+ trackCov(0,0) = kParamCov(0,0);
+ trackCov(1,1) = kParamCov(2,2);
+ trackCov(2,2) = kParamCov(3,3);
+ trackCov(1,2) = kParamCov(2,3);
+ trackCov(2,1) = kParamCov(3,2);
+
+ // Covariance matrix 3x3 (X,Y,slopeY) for trigger tracks
+ TMatrixD trigCov(triggerTrack->GetCovariances());
+
+ TMatrixD sumCov(trackCov,TMatrixD::kPlus,trigCov);
+ if (sumCov.Determinant() != 0) {
+ sumCov.Invert();
+
TMatrixD tmp(sumCov,TMatrixD::kMult,paramDiff);
TMatrixD chi2M(paramDiff,TMatrixD::kTransposeMult,tmp);
- chi2 = chi2M(0,0);
- }
- else {
+ chi2 = chi2M(0,0);
+ } else {
+ AliWarning(" Determinant = 0");
+ Double_t sigma2 = 0.;
chi2 = 0.;
- for (Int_t iVar = 0; iVar < 3; iVar++) chi2 += distTriggerTrack[iVar]*distTriggerTrack[iVar]/sigma2[iVar];
+ for (Int_t iVar = 0; iVar < 3; iVar++) {
+ sigma2 = trackCov(iVar,iVar) + trigCov(iVar,iVar);
+ chi2 += paramDiff(iVar,0) * paramDiff(iVar,0) / sigma2;
+ }
}
chi2 /= 3.; // Normalized Chi2: 3 degrees of freedom (X,Y,slopeY)
}
track->SetMatchTrigger(matchTrigger);
- track->SetLoTrgNum(loTrgNum);
track->SetChi2MatchTrigger(chi2MatchTrigger);
AliMUONLocalTrigger* locTrg = static_cast<AliMUONLocalTrigger*>(triggerStore.FindLocal(loTrgNum));
if (locTrg)
{
- Int_t deviation = locTrg->GetDeviation();
track->SetLocalTrigger(locTrg->LoCircuit(),
locTrg->LoStripX(),
locTrg->LoStripY(),
- deviation,
+ locTrg->GetDeviation(),
locTrg->LoLpt(),
- locTrg->LoHpt());
+ locTrg->LoHpt(),
+ locTrg->GetTriggerWithoutChamber());
}
return matchedTriggerTrack;
//______________________________________________________________________________
-UShort_t AliMUONTrackHitPattern::GetHitPattern(AliMUONTriggerTrack* matchedTriggerTrack,
- AliMUONVDigitStore& digitStore) const
+UShort_t AliMUONTrackHitPattern::GetHitPattern(AliMUONTriggerTrack* matchedTriggerTrack) const
{
//
/// Get hit pattern on trigger chambers for the current trigger track
//
UShort_t pattern = 0;
- PerformTrigTrackMatch(pattern, matchedTriggerTrack, digitStore);
+ PerformTrigTrackMatch(pattern, matchedTriggerTrack);
return pattern;
}
//______________________________________________________________________________
-UShort_t AliMUONTrackHitPattern::GetHitPattern(AliMUONTrackParam* trackParam,
- AliMUONVDigitStore& digitStore) const
+UShort_t AliMUONTrackHitPattern::GetHitPattern(AliMUONTrackParam* trackParam) const
{
//
/// Get hit pattern on trigger chambers for the current tracker track
{
Int_t iChamber = kNTrackingCh+ch;
AliMUONTrackExtrap::ExtrapToZCov(trackParam, AliMUONConstants::DefaultChamberZ(iChamber));
- FindPadMatchingTrack(digitStore, *trackParam, isMatch, iChamber);
+ FindPadMatchingTrack(*trackParam, isMatch, iChamber);
for(Int_t cath=0; cath<2; ++cath)
{
if(isMatch[cath]) AliESDMuonTrack::SetFiredChamber(pattern, cath, ch);
//______________________________________________________________________________
void
-AliMUONTrackHitPattern::FindPadMatchingTrack(const AliMUONVDigitStore& digitStore,
- const AliMUONTrackParam& trackParam,
+AliMUONTrackHitPattern::FindPadMatchingTrack(const AliMUONTrackParam& trackParam,
Bool_t isMatch[2], Int_t iChamber) const
{
//
minMatchDist[cath]=fkMaxDistance/10.;
}
- TIter next(digitStore.CreateIterator());
+ TIter next(fkDigitStore.CreateTriggerIterator());
AliMUONVDigit* mDigit;
while ( ( mDigit = static_cast<AliMUONVDigit*>(next()) ) )
//
AliMUONTrackParam trackParamAtPadZ(trackParam);
- AliMUONTrackExtrap::ExtrapToZCov(&trackParamAtPadZ, zPad);
+ AliMUONTrackExtrap::LinearExtrapToZCov(&trackParamAtPadZ, zPad);
Float_t xTrackAtPad = trackParamAtPadZ.GetNonBendingCoor();
Float_t yTrackAtPad = trackParamAtPadZ.GetBendingCoor();
//_____________________________________________________________________________
-Int_t AliMUONTrackHitPattern::FindPadMatchingTrig(const AliMUONVDigitStore& digitStore, Int_t &detElemId,
+Int_t AliMUONTrackHitPattern::FindPadMatchingTrig(Int_t &detElemId,
Float_t coor[2], Bool_t isMatch[2],
TArrayI nboard[2], TArrayF &zRealMatch, Float_t y11) const
{
minMatchDist[cath] = fkMaxDistance/10.;
padsInCheckArea[cath] = 0;
}
- Int_t iChamber = AliMpDEManager::GetChamberId(detElemId);
+
+ Int_t iChamber = AliMpDEManager::GetChamberId(detElemId);
+ if ( iChamber < 0 ) {
+ AliErrorStream() << "Cannot get chamberId from detElemId=" << detElemId << endl;
+ return -1;
+ }
+
Int_t ch = iChamber-10;
Float_t oldDeltaZ = AliMUONConstants::DefaultChamberZ(iChamber) - AliMUONConstants::DefaultChamberZ(10);
Float_t y = coor[1];
Float_t foundZmatch=999.;
Float_t yCoorAtPadZ=999.;
- TIter next(digitStore.CreateIterator());
+ TIter next(fkDigitStore.CreateTriggerIterator());
AliMUONVDigit* mDigit;
Int_t idigit=0;
for(Int_t loc=0; loc<fgkNlocations; loc++){
localBoard[loc]=-1;
}
+ Float_t xg, yg, zg;
+ fkTransformer.Local2Global(detElemId, 0., 0., 0., xg, yg, zg);
+ Float_t z = zg - (y-yg)*TMath::Tan(TMath::DegToRad()*AliMUONConstants::St345Inclination());
Float_t xl, yl, zl;
- fkTransformer.Global2Local(detElemId, x, y, 0, xl, yl, zl);
- TVector2 pos(xl,yl);
+ fkTransformer.Global2Local(detElemId, x, y, z, xl, yl, zl);
const AliMpVSegmentation* seg =
AliMpSegmentation::Instance()
->GetMpSegmentation(detElemId,AliMp::GetCathodType(cathode));
- if (seg){
- AliMpPad pad = seg->PadByPosition(pos.X(),pos.Y(),kFALSE);
- for (Int_t loc=0; loc<pad.GetNofLocations(); loc++){
- localBoard[loc] = pad.GetLocalBoardId(loc);
- }
+ if ( ! seg ) return;
+ AliMpPad pad = seg->PadByPosition(xl,yl,kFALSE);
+ if ( ! pad.IsValid() ){
+ AliWarning(Form("Pad not found! DetElemId %i position global (%f, %f, %f) local (%f, %f, %f)\n", detElemId, x, y, z, xl, yl, zl));
+ return;
+ }
+
+ AliDebug(2, Form("\nWould match: DetElemId = %i Pad = (%i,%i) = (%.2f,%.2f,%.2f) Board %3i\n",detElemId,pad.GetIx(),pad.GetIy(),xl,yl,zl,pad.GetLocalBoardId(0)));
+
+ for (Int_t loc=0; loc<pad.GetNofLocations(); loc++){
+ localBoard[loc] = pad.GetLocalBoardId(loc);
}
}
//_____________________________________________________________________________
Bool_t AliMUONTrackHitPattern::PerformTrigTrackMatch(UShort_t &pattern,
- const AliMUONTriggerTrack* matchedTrigTrack,
- AliMUONVDigitStore& digitStore) const
+ const AliMUONTriggerTrack* matchedTrigTrack) const
{
//
/// It searches for matching digits around the trigger track.
Int_t chOrder[fgkNchambers] = {0,2,1,3};
TArrayF zRealMatch(fgkNchambers);
- TArrayF correctFactor(fgkNcathodes);
Bool_t isMatch[fgkNcathodes];
for(Int_t cath=0; cath<fgkNcathodes; cath++){
}
TArrayF zMeanChamber(fgkNchambers);
- for(Int_t ch=0; ch<fgkNchambers; ch++){
- zMeanChamber[ch] = AliMUONConstants::DefaultChamberZ(10+ch);
- }
+ zMeanChamber[0] = matchedTrigTrack->GetZ11();
+ zMeanChamber[1] = matchedTrigTrack->GetZ11() + AliMUONConstants::DefaultChamberZ(11) - AliMUONConstants::DefaultChamberZ(10);
+ zMeanChamber[2] = matchedTrigTrack->GetZ21();
+ zMeanChamber[3] = matchedTrigTrack->GetZ21() + AliMUONConstants::DefaultChamberZ(13) - AliMUONConstants::DefaultChamberZ(12);
TArrayI digitPerTrack(fgkNcathodes);
Bool_t isClearEvent = kTRUE;
- //Float_t x11 = matchedTrigTrack->GetX11();// x position (info from non-bending plane)
Float_t y11 = matchedTrigTrack->GetY11();// y position (info from bending plane)
- Float_t thetaX = matchedTrigTrack->GetThetax();
- Float_t thetaY = matchedTrigTrack->GetThetay();
+ Float_t slopeX = matchedTrigTrack->GetSlopeX();
+ Float_t slopeY = matchedTrigTrack->GetSlopeY();
for(Int_t ch=0; ch<fgkNchambers; ch++) { // chamber loop
Int_t currCh = chOrder[ch];
AliDebug(3, Form("zMeanChamber[%i] = %.2f\tzRealMatch[0] = %.2f\n",currCh,zMeanChamber[currCh],zRealMatch[0]));
- for(Int_t cath=0; cath<fgkNcathodes; cath++){
- correctFactor[cath]=1.;
- }
- // calculate corrections to trigger track theta
- if(ch>=1) correctFactor[kNonBending] = zMeanChamber[0]/zRealMatch[0];// corrects x position
- if(ch>=2) correctFactor[kBending] = (zMeanChamber[2] - zMeanChamber[0]) / (zRealMatch[2] - zRealMatch[0]);// corrects y position
-
// searching track intersection with chambers (first approximation)
Float_t deltaZ = zMeanChamber[currCh] - zMeanChamber[0];
- trackIntersectCh[currCh][0] = zMeanChamber[currCh] * TMath::Tan(thetaX) * correctFactor[kNonBending];// x position (info from non-bending plane)
- trackIntersectCh[currCh][1] = y11 + deltaZ * TMath::Tan(thetaY) * correctFactor[kBending];// y position (info from bending plane)
+ trackIntersectCh[currCh][0] = zMeanChamber[currCh] * slopeX;
+ trackIntersectCh[currCh][1] = y11 + deltaZ * slopeY;
Int_t detElemIdFromTrack = DetElemIdFromPos(trackIntersectCh[currCh][0], trackIntersectCh[currCh][1], 11+currCh, 0);
if(detElemIdFromTrack<0) {
AliDebug(1, "Warning: trigger track outside trigger chamber\n");
continue;
}
- triggeredDigits[currCh] = FindPadMatchingTrig(digitStore, detElemIdFromTrack, trackIntersectCh[currCh], isMatch, nboard, zRealMatch, y11);
+ triggeredDigits[currCh] = FindPadMatchingTrig(detElemIdFromTrack, trackIntersectCh[currCh], isMatch, nboard, zRealMatch, y11);
// if FindPadMatchingTrig = -500 => too many digits matching pad =>
// => Event not clear => Do not use for efficiency calculation