bug #61669: Request to have the interaction time in AliGenEventHeader
[u/mrichter/AliRoot.git] / STEER / AliGenEventHeader.cxx
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56a10437 1/**************************************************************************
2 * Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *
3 * *
4 * Author: The ALICE Off-line Project. *
5 * Contributors are mentioned in the code where appropriate. *
6 * *
7 * Permission to use, copy, modify and distribute this software and its *
8 * documentation strictly for non-commercial purposes is hereby granted *
9 * without fee, provided that the above copyright notice appears in all *
10 * copies and that both the copyright notice and this permission notice *
11 * appear in the supporting documentation. The authors make no claims *
12 * about the suitability of this software for any purpose. It is *
13 * provided "as is" without express or implied warranty. *
14 **************************************************************************/
15
acd84897 16/* $Id$ */
56a10437 17
5d8718b8 18//---------------------------------------------------------------------
675e9664 19// Event header base class for generator.
20// Stores as a minimum the date, run number, event number,
21// number of particles produced
22// and the impact parameter.
675e9664 23// Author: andreas.morsch@cern.ch
5d8718b8 24//---------------------------------------------------------------------
675e9664 25
56a10437 26#include "AliGenEventHeader.h"
27ClassImp(AliGenEventHeader)
28
29
e2afb3b6 30//_______________________________________________________________________
31AliGenEventHeader::AliGenEventHeader():
32 fNProduced(-1),
d07f0af2 33 fVertex(3),
34 fInteractionTime(0.)
9e1a0ddb 35{
e2afb3b6 36 //
37 // Constructor
38 //
9e1a0ddb 39}
40
e2afb3b6 41//_______________________________________________________________________
42AliGenEventHeader::AliGenEventHeader(const char * name):
43 TNamed(name, "Event Header"),
44 fNProduced(-1),
d07f0af2 45 fVertex(3),
46 fInteractionTime(0.)
56a10437 47{
e2afb3b6 48 //
49 // Constructor
50 //
56a10437 51}
675e9664 52
e2afb3b6 53//_______________________________________________________________________
c6675d58 54void AliGenEventHeader::SetPrimaryVertex(const TArrayF &o)
55{
56 //
57 // Set the primary vertex for the event
58 //
59 fVertex[0]=o.At(0);
60 fVertex[1]=o.At(1);
61 fVertex[2]=o.At(2);
62}
675e9664 63
e2afb3b6 64//_______________________________________________________________________
c6675d58 65void AliGenEventHeader::PrimaryVertex(TArrayF &o) const
66{
67 //
68 // Return the primary vertex for the event
69 //
674e34cc 70 o.Set(3);
c6675d58 71 o[0] = fVertex.At(0);
72 o[1] = fVertex.At(1);
73 o[2] = fVertex.At(2);
74}
675e9664 75