* EveBase/AliEveEventManager.cxx

[u/mrichter/AliRoot.git] / EVE / EveBase / AliEveTrackFitter.cxx

diff --git a/EVE/EveBase/AliEveTrackFitter.cxx b/EVE/EveBase/AliEveTrackFitter.cxx
index bf4a7d30c5ef5f0ff3a19e45d0a90765077b0594..450f7b88483f02e4d6f89b6c301c7eacd94ecebf 100644 (file)
--- a/EVE/EveBase/AliEveTrackFitter.cxx
+++ b/EVE/EveBase/AliEveTrackFitter.cxx
@@ -63,7 +63,6 @@ AliEveTrackFitter::AliEveTrackFitter(const Text_t* name, Int_t nPoints) :
   fTrackList->SetLineColor(8);
   fTrackList->GetPropagator()->SetEditPathMarks(kTRUE);
   AddElement(fTrackList);
-  UpdateItems();
 
   fGraphPicked = new TGraph();
   fGraphPicked->SetName("Selected points");
@@ -97,8 +96,6 @@ void AliEveTrackFitter::DestroyElements()
   // fTrackList is destroyed because DenyDestroy is set.
   gEve->AddElement(fTrackList, this);
   fTrackList->DestroyElements();
-
-  UpdateItems();
 }
 
 /******************************************************************************/
@@ -185,11 +182,11 @@ void AliEveTrackFitter::FitTrack()
   Int_t alphaIdx = 0;
   GetPoint(alphaIdx, x, y, z);
   Float_t minR2=x*x + y*y;
-  for (Int_t i=1; i<=fLastPoint; i++)
+  for (Int_t i=0; i<=fLastPoint; i++)
   {
     GetPoint(i, x, y, z);
     Float_t cR2 = x*x + y*y;
-    if ( minR2 > cR2 )
+    if (minR2 > cR2)
     {
       minR2 = cR2;
       alphaIdx = i;
@@ -199,7 +196,8 @@ void AliEveTrackFitter::FitTrack()
   fAlpha = ATan2(y, x);
   Float_t sin = Sin(-fAlpha);
   Float_t cos = Cos(-fAlpha);
-  for (Int_t i=0; i<=fLastPoint; i++) {
+  for (Int_t i = 0; i <= fLastPoint; ++i)
+  {
     GetPoint(i, x, y, z);
     fRieman->AddPoint(cos*x - sin*y, cos*y + sin*x, z, 1, 1);
   }
@@ -212,7 +210,7 @@ void AliEveTrackFitter::FitTrack()
   // curvature to pt
   param[4] /= TEveTrackPropagator::fgDefMagField*TEveTrackPropagator::fgkB2C;
   // sign in tang
-  if (param[4] < 0) param[3] *= -1;
+  if (param[4] < 0) param[3] = -param[3];
   AliExternalTrackParam trackParam(r, fAlpha, param, cov);
   trackParam.Print();
 
@@ -228,14 +226,7 @@ void AliEveTrackFitter::FitTrack()
 
   TEveTrack* track = new TEveTrack(&rc, fTrackList->GetPropagator());
   track->SetName(Form("track %f", fAlpha));
-  for(Int_t i=0; i<=fLastPoint; ++i)
-  {
-    TEvePathMark pm(TEvePathMark::kDaughter);
-    GetPoint(i, x, y, z);
-    pm.fV.Set(x, y, z);
-    pm.fP.Set(p0);
-    track->AddPathMark(pm);
-  }
+
   track->MakeTrack();
   track->SetAttLineAttMarker(fTrackList);
   fTrackList->AddElement(track);