X-Git-Url: http://git.uio.no/git/?a=blobdiff_plain;f=TRD%2FAliTRDtrackOnline.h;h=707a1db4c36c13f55e9a2cce412d90ed1b664e8a;hb=ab5021391b12a712c404515ae9367b5164025eed;hp=87135a7694bb267ed9a3e5fc6490e6ebf13ebdff;hpb=c34553fd97ea5d3073a585f29f37c43b7a717d1e;p=u%2Fmrichter%2FAliRoot.git

diff --git a/TRD/AliTRDtrackOnline.h b/TRD/AliTRDtrackOnline.h
index 87135a7694b..707a1db4c36 100644
--- a/TRD/AliTRDtrackOnline.h
+++ b/TRD/AliTRDtrackOnline.h
@@ -124,8 +124,9 @@ class AliTRDtrackOnline : public TObject
   void Print(Option_t *option = "") const;
 
   static Float_t GetX(AliVTrdTracklet *trkl) { return fgGeometry->GetTime0(trkl->GetDetector() % 6); }
-  static Float_t GetZ(AliVTrdTracklet *trkl) { return fgGeometry->GetPadPlane((trkl->GetDetector() % 6), (trkl->GetDetector()/6) % 5)->GetRowPos(trkl->GetBinZ()) -
-      fgGeometry->GetPadPlane((trkl->GetDetector() % 6), (trkl->GetDetector()/6) % 5)->GetRowSize(trkl->GetBinZ()); }
+  static Float_t GetZ(AliVTrdTracklet *trkl) { return
+      fgGeometry->GetPadPlane(trkl->GetDetector())->GetRowPos(trkl->GetBinZ()) -
+      .5 * fgGeometry->GetPadPlane(trkl->GetDetector())->GetRowSize(trkl->GetBinZ()); }
   static AliTRDgeometry *fgGeometry;
 
  protected: