X-Git-Url: http://git.uio.no/git/?a=blobdiff_plain;f=STEER%2FAliDigit.cxx;h=b80a0e2878eebdddca24be37ac2f1fc7cd0608f9;hb=ab737211a7333ab0042623b0a8f6773bc8907f90;hp=aef21fc7292168ba3bf8f51b5519aa625f51b465;hpb=4c03906077acc435bf9790b980186e0015ea0b89;p=u%2Fmrichter%2FAliRoot.git

diff --git a/STEER/AliDigit.cxx b/STEER/AliDigit.cxx
index aef21fc7292..b80a0e2878e 100644
--- a/STEER/AliDigit.cxx
+++ b/STEER/AliDigit.cxx
@@ -13,9 +13,13 @@
  * provided "as is" without express or implied warranty.                  *
  **************************************************************************/
 
-/*
-$Log$
-*/
+/* $Id$ */
+
+//------------------------------------------------------------------------
+//             Main digit class
+//  Base class for Alice digits
+//  Author:
+//------------------------------------------------------------------------
 
 #include "AliDigit.h"
  
@@ -23,10 +27,17 @@ ClassImp(AliDigit)
 
 AliDigit::AliDigit()
 {
+  //
+  // Default constructor
+  //
+  fTracks[0]=fTracks[1]=fTracks[2]=-1;  
 }
 
 AliDigit::AliDigit(Int_t *tracks)
 {
+  //
+  // Standard constructor
+  //
   fTracks[0] = tracks[0];
   fTracks[1] = tracks[1];
   fTracks[2] = tracks[2];