A new function that calculates the chi2 of one track with respect to other

[u/mrichter/AliRoot.git] / STEER / AliExternalTrackParam.h

diff --git a/STEER/AliExternalTrackParam.h b/STEER/AliExternalTrackParam.h
index 6df7f5f40bc71d2eae047158afa33e1031d62739..7f20e199d616ae16b00c09cf1df0232638f56eb2 100644 (file)
--- a/STEER/AliExternalTrackParam.h
+++ b/STEER/AliExternalTrackParam.h
@@ -151,6 +151,9 @@ class AliExternalTrackParam: public AliVTrack {
 
   Double_t 
     GetPredictedChi2(Double_t p[3],Double_t covyz[3],Double_t covxyz[3]) const;
+
+  Double_t GetPredictedChi2(const AliExternalTrackParam *t) const;
+
   Bool_t 
     PropagateTo(Double_t p[3],Double_t covyz[3],Double_t covxyz[3],Double_t b);