Coverity fix

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

diff --git a/ITS/AliITStrackerMI.cxx b/ITS/AliITStrackerMI.cxx
index 47fc3f1b87a444566c7df594f4f2927fd1b45738..6c22ebf7c59ed63e9dc77f3ce961bd74bd24d2f0 100644 (file)
--- a/ITS/AliITStrackerMI.cxx
+++ b/ITS/AliITStrackerMI.cxx
@@ -877,7 +877,7 @@ Bool_t AliITStrackerMI::GetTrackPointTrackingError(Int_t index,
   detxy[1] = det.GetR()*TMath::Sin(det.GetPhi());
   Double_t alpha = t->GetAlpha();
   Double_t xdetintrackframe = detxy[0]*TMath::Cos(alpha)+detxy[1]*TMath::Sin(alpha);
-  Float_t phi = TMath::ASin(t->GetSnpAt(xdetintrackframe,GetBz()));
+  Float_t phi = TMath::ASin(t->GetSnpAt(xdetintrackframe+cl->GetX(),GetBz()));
   phi += alpha-det.GetPhi();
   Float_t tgphi = TMath::Tan(phi);
 
@@ -3744,15 +3744,15 @@ Double_t AliITStrackerMI::GetPredictedChi2MI(AliITStrackMI* track, const AliITSR
   //
   // Compute predicted chi2
   //
+  // Take into account the mis-alignment (bring track to cluster plane)
+  Double_t xTrOrig=track->GetX();
+  if (!track->Propagate(xTrOrig+cluster->GetX())) return 1000.;
   Float_t erry,errz,covyz;
   Float_t theta = track->GetTgl();
   Float_t phi   = track->GetSnp();
-  phi = TMath::Abs(phi)*TMath::Sqrt(1./((1.-phi)*(1.+phi)));
+  phi *= TMath::Sqrt(1./((1.-phi)*(1.+phi)));
   AliITSClusterParam::GetError(layer,cluster,theta,phi,track->GetExpQ(),erry,errz,covyz);
   AliDebug(2,Form(" chi2: tr-cl   %f  %f   tr X %f cl X %f",track->GetY()-cluster->GetY(),track->GetZ()-cluster->GetZ(),track->GetX(),cluster->GetX()));
-  // Take into account the mis-alignment (bring track to cluster plane)
-  Double_t xTrOrig=track->GetX();
-  if (!track->Propagate(xTrOrig+cluster->GetX())) return 1000.;
   AliDebug(2,Form(" chi2: tr-cl   %f  %f   tr X %f cl X %f",track->GetY()-cluster->GetY(),track->GetZ()-cluster->GetZ(),track->GetX(),cluster->GetX()));
   Double_t chi2 = track->GetPredictedChi2MI(cluster->GetY(),cluster->GetZ(),erry,errz,covyz);
   // Bring the track back to detector plane in ideal geometry
@@ -4614,7 +4614,7 @@ Bool_t AliITStrackerMI::IsOKForPlaneEff(const AliITStrackMI* track, const Int_t
                     tmp.GetClIndex(lay),((AliESDtrack*)tmp.GetESDtrack())->GetLabel())) ;
     if (tmp.GetClIndex(lay)>=0) ncl_in++;
   }
-  Int_t ncl=ncl_out+ncl_out;
+  Int_t ncl=ncl_out+ncl_in;
   Bool_t nextout = kFALSE;
   if(ilayer==AliITSgeomTGeo::kNLayers-1) nextout=kTRUE; // you are already on the outermost layer
   else nextout = ((tmp.GetClIndex(ilayer+1)>=0)? kTRUE : kFALSE );