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[u/mrichter/AliRoot.git] / EVGEN / AliGenScan.cxx

diff --git a/EVGEN/AliGenScan.cxx b/EVGEN/AliGenScan.cxx
index d9198a86dbdd5247a51d1a57bbaceaec1ca7f60f..c55f4ccb4d12b7ff009fd1d5c102b2037a5774b4 100644 (file)
--- a/EVGEN/AliGenScan.cxx
+++ b/EVGEN/AliGenScan.cxx
@@ -15,46 +15,51 @@
 
 /* $Id$ */
 
+// Realisation of AliGenerator that generates particles with
+// vertices on a user defined grid.
+// The vertex positions can be smeared. 
+// Momentum vectors are defined through the methods provided by AliGenerator.
+// Author: andreas.morsch@cern.ch
+
 #include "AliGenScan.h"
-#include "AliRun.h"
 
  ClassImp(AliGenScan)
     
  AliGenScan::AliGenScan()
-        :AliGenerator(-1)
+     :AliGenerator(-1), 
+      fXCmin(0),
+      fXCmax(0),
+      fNx(1),
+      fYCmin(0),
+      fYCmax(0),
+      fNy(1),
+      fZmin(0),
+      fZmax(0),
+      fNz(1),
+      fIpart(0)
 {
 // Constructor
-    fXCmin=0;
-    fXCmax=0;
-    fNx=1;
-    fYCmin=0;
-    fYCmax=0;
-    fNy=1;
-    fZmin=0;
-    fZmax=0;
-    fNz=1;
 //
 //  Read all particles
     fNpart=-1;
 }
 
 AliGenScan::AliGenScan(Int_t npart)
-    :AliGenerator(npart)
+    :AliGenerator(npart), 
+      fXCmin(0),
+      fXCmax(0),
+      fNx(1),
+      fYCmin(0),
+      fYCmax(0),
+      fNy(1),
+      fZmin(0),
+      fZmax(0),
+      fNz(1),
+      fIpart(0)
 {
 // Constructor
     fName  = "Scan";
     fTitle = "Generator for particles on a grid";
-
-
-    fXCmin=0;
-    fXCmax=0;
-    fNx=1;
-    fYCmin=0;
-    fYCmax=0;
-    fNy=1;
-    fZmin=0;
-    fZmax=0;
-    fNz=1;
 }
 
 //____________________________________________________________
@@ -127,7 +132,7 @@ void AliGenScan::Generate()
              p[0] = pmom*TMath::Cos(phi)*TMath::Sin(theta);
              p[1] = pmom*TMath::Sin(phi)*TMath::Sin(theta);
              p[2] = pmom*TMath::Cos(theta);
-             SetTrack(fTrackIt,-1,fIpart,p,origin,polar,0,kPPrimary,nt);
+             PushTrack(fTrackIt,-1,fIpart,p,origin,polar,0,kPPrimary,nt);
          }
       }
   }