Particle history saved

[u/mrichter/AliRoot.git] / VZERO / AliVZERO.cxx

diff --git a/VZERO/AliVZERO.cxx b/VZERO/AliVZERO.cxx
index 29d56728b74b743f68fd0a6d236b1f9435d223f0..99d80508304ae59048ec6f6081229d840938d564 100755 (executable)
--- a/VZERO/AliVZERO.cxx
+++ b/VZERO/AliVZERO.cxx
@@ -19,6 +19,8 @@
 //                                                                       //
 //                          V-Zero   Detector                            //
 //  This class contains the base procedures for the VZERO  detector      //
+//  Geometry of November 2003 : V0R box is now 4.4 cm thick              //
+//                              scintillators are 2 cm thick             //
 //  All comments should be sent to Brigitte CHEYNIS :                    //
 //                                 b.cheynis@ipnl.in2p3.fr               //
 //                                                                       //
@@ -49,15 +51,15 @@ AliVZERO::AliVZERO(const char *name, const char *title)
   // Standard constructor for VZERO Detector
   //
   
-  fIshunt       =  1;  // All hits are associated with primary particles  
+//  fIshunt       =  1;  // All hits are associated with primary particles  
    
   fHits         =  new TClonesArray("AliVZEROhit", 400);
   fDigits       =  new TClonesArray("AliVZEROdigit",400); 
    
   gAlice->GetMCApp()->AddHitList(fHits);
 
-  fThickness    =  4.1;   // total thickness of the V0R box
-  fThickness1   =  0.7;   // thickness of the thickest cell (2.5 in version 0)
+  fThickness    =  4.4;   // total thickness of the V0R box in cm
+  fThickness1   =  2.0;   // thickness of scintillating cells in cm
   
   fMaxStepQua   =  0.05; 
   fMaxStepAlu   =  0.01;