Line data Source code
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 :
16 : /* $Id$ */
17 :
18 : #include "AliGenHepMCEventHeader.h"
19 176 : ClassImp(AliGenHepMCEventHeader)
20 :
21 :
22 0 : AliGenHepMCEventHeader::AliGenHepMCEventHeader():
23 0 : fNcoll_hard(0),
24 0 : fNpart_proj(0),
25 0 : fNpart_targ(0),
26 0 : fNcoll(0),
27 0 : fspectator_neutrons(0),
28 0 : fspectator_protons(0),
29 0 : fN_Nwounded_collisions(0),
30 0 : fNwounded_N_collisions(0),
31 0 : fNwounded_Nwounded_collisions(0),
32 0 : fimpact_parameter(0.0),
33 0 : fevent_plane_angle(0.0),
34 0 : feccentricity(0.0),
35 0 : fsigma_inel_NN(0.0),
36 0 : fid1(0),
37 0 : fid2(0),
38 0 : fpdf_id1(0),
39 0 : fpdf_id2(0),
40 0 : fx1(0.0),
41 0 : fx2(0.0),
42 0 : fscalePDF(0.0),
43 0 : fpdf1(0.0),
44 0 : fpdf2(0.0)
45 0 : {
46 : // Default Constructor
47 0 : }
48 :
49 : AliGenHepMCEventHeader::AliGenHepMCEventHeader(const char* name):
50 0 : AliGenEventHeader(name),
51 0 : fNcoll_hard(0),
52 0 : fNpart_proj(0),
53 0 : fNpart_targ(0),
54 0 : fNcoll(0),
55 0 : fspectator_neutrons(0),
56 0 : fspectator_protons(0),
57 0 : fN_Nwounded_collisions(0),
58 0 : fNwounded_N_collisions(0),
59 0 : fNwounded_Nwounded_collisions(0),
60 0 : fimpact_parameter(0.0),
61 0 : fevent_plane_angle(0.0),
62 0 : feccentricity(0.0),
63 0 : fsigma_inel_NN(0.0),
64 0 : fid1(0),
65 0 : fid2(0),
66 0 : fpdf_id1(0),
67 0 : fpdf_id2(0),
68 0 : fx1(0.0),
69 0 : fx2(0.0),
70 0 : fscalePDF(0.0),
71 0 : fpdf1(0.0),
72 0 : fpdf2(0.0)
73 0 : {
74 : // Constructor
75 0 : }
76 :
77 0 : AliGenHepMCEventHeader::AliGenHepMCEventHeader(
78 : Int_t var_Ncoll_hard, // Number of hard scatterings
79 : Int_t var_Npart_proj, // Number of projectile participants
80 : Int_t var_Npart_targ, // Number of target participants
81 : Int_t var_Ncoll, // Number of NN (nucleon-nucleon) collisions
82 : Int_t var_spectator_neutrons, // Number of spectator neutrons
83 : Int_t var_spectator_protons, // Number of spectator protons
84 : Int_t var_N_Nwounded_collisions, // Number of N-Nwounded collisions
85 : Int_t var_Nwounded_N_collisions, // Number of Nwounded-N collisons
86 : Int_t var_Nwounded_Nwounded_collisions, // Number of Nwounded-Nwounded collisions
87 : Float_t var_impact_parameter, // Impact Parameter(in fm) of collision
88 : Float_t var_event_plane_angle, // Azimuthal angle of event plane
89 : Float_t var_eccentricity, // eccentricity of participating nucleons in the transverse plane (as in phobos nucl-ex/0510031)
90 : Float_t var_sigma_inel_NN, // nucleon-nucleon inelastic (including diffractive) cross-section
91 : Int_t var_id1, // flavour code of first parton
92 : Int_t var_id2, // flavour code of second parton
93 : Int_t var_pdf_id1, // LHAPDF set id of first parton
94 : Int_t var_pdf_id2, // LHAPDF set id of second parton
95 : Double_t var_x1, // fraction of beam momentum carried by first parton ("beam side")
96 : Double_t var_x2, // fraction of beam momentum carried by second parton ("target side")
97 : Double_t var_scalePDF, // Q-scale used in evaluation of PDF's (in GeV)
98 : Double_t var_pdf1, // PDF (id1, x1, Q) - x*f(x)
99 : Double_t var_pdf2 // PDF (id2, x2, Q) - x*f(x)
100 : ):
101 0 : fNcoll_hard(var_Ncoll_hard),
102 0 : fNpart_proj(var_Npart_proj),
103 0 : fNpart_targ(var_Npart_targ),
104 0 : fNcoll(var_Ncoll),
105 0 : fspectator_neutrons(var_spectator_neutrons),
106 0 : fspectator_protons(var_spectator_protons),
107 0 : fN_Nwounded_collisions(var_N_Nwounded_collisions),
108 0 : fNwounded_N_collisions(var_Nwounded_N_collisions),
109 0 : fNwounded_Nwounded_collisions(var_Nwounded_Nwounded_collisions),
110 0 : fimpact_parameter(var_impact_parameter),
111 0 : fevent_plane_angle(var_event_plane_angle),
112 0 : feccentricity(var_eccentricity),
113 0 : fsigma_inel_NN(var_sigma_inel_NN),
114 0 : fid1(var_id1),
115 0 : fid2(var_id2),
116 0 : fpdf_id1(var_pdf_id1),
117 0 : fpdf_id2(var_pdf_id2),
118 0 : fx1(var_x1),
119 0 : fx2(var_x2),
120 0 : fscalePDF(var_scalePDF),
121 0 : fpdf1(var_pdf1),
122 0 : fpdf2(var_pdf2)
123 0 : {
124 : // The Constructor
125 0 : }
126 :
127 : Bool_t AliGenHepMCEventHeader::HeavyIonInfoValid() {
128 0 : return fNcoll_hard != 0 ||
129 0 : fNpart_proj != 0 ||
130 0 : fNpart_targ != 0 ||
131 0 : fNcoll != 0 ||
132 0 : fspectator_neutrons != 0 ||
133 0 : fspectator_protons != 0 ||
134 0 : fN_Nwounded_collisions != 0 ||
135 0 : fNwounded_N_collisions != 0 ||
136 0 : fNwounded_Nwounded_collisions != 0 ||
137 0 : fimpact_parameter != 0.0 ||
138 0 : fevent_plane_angle != 0.0 ||
139 0 : feccentricity != 0.0 ||
140 0 : fsigma_inel_NN != 0.0;
141 : }
142 :
143 : Bool_t AliGenHepMCEventHeader::PDFValid() {
144 0 : return fid1 != 0 ||
145 0 : fid2 != 0 ||
146 0 : fpdf_id1 != 0 ||
147 0 : fpdf_id2 != 0 ||
148 0 : fx1 != 0.0 ||
149 0 : fx2 != 0.0 ||
150 0 : fscalePDF != 0.0 ||
151 0 : fpdf1 != 0.0 ||
152 0 : fpdf2 != 0.0;
153 : }
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