X-Git-Url: http://git.uio.no/git/?a=blobdiff_plain;f=EVGEN%2FAliGenScan.cxx;h=c55f4ccb4d12b7ff009fd1d5c102b2037a5774b4;hb=1a468a3b24d18b41a25bc96975c834da2091b77b;hp=90c9a66f1d052baa566432953ba4d2698a618605;hpb=38f1bd58dec1fa929bb9d2571e06d90879208771;p=u%2Fmrichter%2FAliRoot.git

diff --git a/EVGEN/AliGenScan.cxx b/EVGEN/AliGenScan.cxx
index 90c9a66f1d0..c55f4ccb4d1 100644
--- a/EVGEN/AliGenScan.cxx
+++ b/EVGEN/AliGenScan.cxx
@@ -13,61 +13,53 @@
  * provided "as is" without express or implied warranty.                  *
  **************************************************************************/
 
-/*
-$Log$
-Revision 1.7  2000/11/30 07:12:50  alibrary
-Introducing new Rndm and QA classes
+/* $Id$ */
 
-Revision 1.6  2000/10/02 21:28:06  fca
-Removal of useless dependecies via forward declarations
-
-Revision 1.5  2000/06/09 20:37:20  morsch
-All coding rule violations except RS3 corrected
-
-Revision 1.4  1999/11/03 17:43:20  fca
-New version from G.Martinez & A.Morsch
-
-Revision 1.3  1999/09/29 09:24:14  fca
-Introduction of the Copyright and cvs Log
-
-*/
+// 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
-    fXCmin=0;
-    fXCmax=0;
-    fNx=1;
-    fYCmin=0;
-    fYCmax=0;
-    fNy=1;
-    fZmin=0;
-    fZmax=0;
-    fNz=1;
+    fName  = "Scan";
+    fTitle = "Generator for particles on a grid";
 }
 
 //____________________________________________________________
@@ -110,7 +102,7 @@ void AliGenScan::Generate()
   Float_t dx,dy,dz;
   
   //
-  if (fNy > 0) {
+  if (fNx > 0) {
       dx=(fXCmax-fXCmin)/fNx;
   } else {
       dx=1e10;
@@ -140,7 +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);
-	      gAlice->SetTrack(fTrackIt,-1,fIpart,p,origin,polar,0,kPPrimary,nt);
+	      PushTrack(fTrackIt,-1,fIpart,p,origin,polar,0,kPPrimary,nt);
 	  }
       }
   }