[u/mrichter/AliRoot.git] / STEER / STEERBase / AliGenHepMCEventHeader.cxx

/**************************************************************************
 * Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *
 *                                                                        *
 * Author: The ALICE Off-line Project.                                    *
 * Contributors are mentioned in the code where appropriate.              *
 *                                                                        *
 * Permission to use, copy, modify and distribute this software and its   *
 * documentation strictly for non-commercial purposes is hereby granted   *
 * without fee, provided that the above copyright notice appears in all   *
 * copies and that both the copyright notice and this permission notice   *
 * appear in the supporting documentation. The authors make no claims     *
 * about the suitability of this software for any purpose. It is          *
 * provided "as is" without express or implied warranty.                  *
 **************************************************************************/

/* $Id$ */

#include "AliGenHepMCEventHeader.h"
ClassImp(AliGenHepMCEventHeader)


AliGenHepMCEventHeader::AliGenHepMCEventHeader():
   fNcoll_hard(0),
   fNpart_proj(0),
   fNpart_targ(0),
   fNcoll(0),
   fspectator_neutrons(0),
   fspectator_protons(0),
   fN_Nwounded_collisions(0),
   fNwounded_N_collisions(0),
   fNwounded_Nwounded_collisions(0),
   fimpact_parameter(0.0),
   fevent_plane_angle(0.0),
   feccentricity(0.0),
   fsigma_inel_NN(0.0),
   fid1(0),
   fid2(0),
   fpdf_id1(0),
   fpdf_id2(0),
   fx1(0.0),
   fx2(0.0),
   fscalePDF(0.0),
   fpdf1(0.0),
   fpdf2(0.0)
{
   // Default Constructor
}

AliGenHepMCEventHeader::AliGenHepMCEventHeader(const char* name):
   AliGenEventHeader(name),
   fNcoll_hard(0),
   fNpart_proj(0),
   fNpart_targ(0),
   fNcoll(0),
   fspectator_neutrons(0),
   fspectator_protons(0),
   fN_Nwounded_collisions(0),
   fNwounded_N_collisions(0),
   fNwounded_Nwounded_collisions(0),
   fimpact_parameter(0.0),
   fevent_plane_angle(0.0),
   feccentricity(0.0),
   fsigma_inel_NN(0.0),
   fid1(0),
   fid2(0),
   fpdf_id1(0),
   fpdf_id2(0),
   fx1(0.0),
   fx2(0.0),
   fscalePDF(0.0),
   fpdf1(0.0),
   fpdf2(0.0)
{
   // Constructor
}

AliGenHepMCEventHeader::AliGenHepMCEventHeader(
      Int_t    var_Ncoll_hard,                    // Number of hard scatterings
      Int_t    var_Npart_proj,                    // Number of projectile participants
      Int_t    var_Npart_targ,                    // Number of target participants
      Int_t    var_Ncoll,                         // Number of NN (nucleon-nucleon) collisions
      Int_t    var_spectator_neutrons,            // Number of spectator neutrons
      Int_t    var_spectator_protons,             // Number of spectator protons
      Int_t    var_N_Nwounded_collisions,         // Number of N-Nwounded collisions
      Int_t    var_Nwounded_N_collisions,         // Number of Nwounded-N collisons
      Int_t    var_Nwounded_Nwounded_collisions,  // Number of Nwounded-Nwounded collisions
      Float_t  var_impact_parameter,              // Impact Parameter(in fm) of collision
      Float_t  var_event_plane_angle,             // Azimuthal angle of event plane
      Float_t  var_eccentricity,                  // eccentricity of participating nucleons in the transverse plane (as in phobos nucl-ex/0510031)
      Float_t  var_sigma_inel_NN,                 // nucleon-nucleon inelastic (including diffractive) cross-section
      Int_t    var_id1,        // flavour code of first parton
      Int_t    var_id2,        // flavour code of second parton
      Int_t    var_pdf_id1,    // LHAPDF set id of first parton
      Int_t    var_pdf_id2,    // LHAPDF set id of second parton
      Double_t var_x1,         // fraction of beam momentum carried by first parton ("beam side")
      Double_t var_x2,         // fraction of beam momentum carried by second parton ("target side")
      Double_t var_scalePDF,   // Q-scale used in evaluation of PDF's   (in GeV)
      Double_t var_pdf1,       // PDF (id1, x1, Q) - x*f(x)
      Double_t var_pdf2        // PDF (id2, x2, Q) - x*f(x)
):
   fNcoll_hard(var_Ncoll_hard),
   fNpart_proj(var_Npart_proj),
   fNpart_targ(var_Npart_targ),
   fNcoll(var_Ncoll),
   fspectator_neutrons(var_spectator_neutrons),
   fspectator_protons(var_spectator_protons),
   fN_Nwounded_collisions(var_N_Nwounded_collisions),
   fNwounded_N_collisions(var_Nwounded_N_collisions),
   fNwounded_Nwounded_collisions(var_Nwounded_Nwounded_collisions),
   fimpact_parameter(var_impact_parameter),
   fevent_plane_angle(var_event_plane_angle),
   feccentricity(var_eccentricity),
   fsigma_inel_NN(var_sigma_inel_NN),
   fid1(var_id1),
   fid2(var_id2),
   fpdf_id1(var_pdf_id1),
   fpdf_id2(var_pdf_id2),
   fx1(var_x1),
   fx2(var_x2),
   fscalePDF(var_scalePDF),
   fpdf1(var_pdf1),
   fpdf2(var_pdf2)
{
   // The Constructor
}

Bool_t AliGenHepMCEventHeader::HeavyIonInfoValid() {
   return fNcoll_hard != 0 ||
         fNpart_proj != 0 ||
         fNpart_targ != 0 ||
         fNcoll != 0 ||
         fspectator_neutrons != 0 ||
         fspectator_protons != 0 ||
         fN_Nwounded_collisions != 0 ||
         fNwounded_N_collisions != 0 ||
         fNwounded_Nwounded_collisions != 0 ||
         fimpact_parameter != 0.0 ||
         fevent_plane_angle != 0.0 ||
         feccentricity != 0.0 ||
         fsigma_inel_NN != 0.0;
}

Bool_t AliGenHepMCEventHeader::PDFValid() {
   return fid1 != 0 ||
         fid2 != 0 ||
         fpdf_id1 != 0 ||
         fpdf_id2 != 0 ||
         fx1 != 0.0 ||
         fx2 != 0.0 ||
         fscalePDF != 0.0 ||
         fpdf1 != 0.0 ||
         fpdf2 != 0.0;
}
Commit	Line	Data
c91e57e4	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	ClassImp(AliGenHepMCEventHeader)
	20
	21
	22	AliGenHepMCEventHeader::AliGenHepMCEventHeader():
	23	fNcoll_hard(0),
	24	fNpart_proj(0),
	25	fNpart_targ(0),
	26	fNcoll(0),
	27	fspectator_neutrons(0),
	28	fspectator_protons(0),
	29	fN_Nwounded_collisions(0),
	30	fNwounded_N_collisions(0),
	31	fNwounded_Nwounded_collisions(0),
	32	fimpact_parameter(0.0),
	33	fevent_plane_angle(0.0),
	34	feccentricity(0.0),
	35	fsigma_inel_NN(0.0),
	36	fid1(0),
	37	fid2(0),
	38	fpdf_id1(0),
	39	fpdf_id2(0),
	40	fx1(0.0),
	41	fx2(0.0),
	42	fscalePDF(0.0),
	43	fpdf1(0.0),
	44	fpdf2(0.0)
	45	{
	46	// Default Constructor
	47	}
	48
	49	AliGenHepMCEventHeader::AliGenHepMCEventHeader(const char* name):
	50	AliGenEventHeader(name),
	51	fNcoll_hard(0),
	52	fNpart_proj(0),
	53	fNpart_targ(0),
	54	fNcoll(0),
	55	fspectator_neutrons(0),
	56	fspectator_protons(0),
	57	fN_Nwounded_collisions(0),
	58	fNwounded_N_collisions(0),
	59	fNwounded_Nwounded_collisions(0),
	60	fimpact_parameter(0.0),
	61	fevent_plane_angle(0.0),
	62	feccentricity(0.0),
	63	fsigma_inel_NN(0.0),
	64	fid1(0),
65	fid2(0),
66	fpdf_id1(0),
67	fpdf_id2(0),
68	fx1(0.0),
69	fx2(0.0),
70	fscalePDF(0.0),
71	fpdf1(0.0),
72	fpdf2(0.0)
73	{
74	// Constructor
75	}
76
77	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	fNcoll_hard(var_Ncoll_hard),
102	fNpart_proj(var_Npart_proj),
103	fNpart_targ(var_Npart_targ),
104	fNcoll(var_Ncoll),
105	fspectator_neutrons(var_spectator_neutrons),
106	fspectator_protons(var_spectator_protons),
107	fN_Nwounded_collisions(var_N_Nwounded_collisions),
108	fNwounded_N_collisions(var_Nwounded_N_collisions),
109	fNwounded_Nwounded_collisions(var_Nwounded_Nwounded_collisions),
110	fimpact_parameter(var_impact_parameter),
111	fevent_plane_angle(var_event_plane_angle),
112	feccentricity(var_eccentricity),
113	fsigma_inel_NN(var_sigma_inel_NN),
114	fid1(var_id1),
115	fid2(var_id2),
116	fpdf_id1(var_pdf_id1),
117	fpdf_id2(var_pdf_id2),
118	fx1(var_x1),
119	fx2(var_x2),
120	fscalePDF(var_scalePDF),
121	fpdf1(var_pdf1),
122	fpdf2(var_pdf2)
123	{
124	// The Constructor
125	}
a62b4e8f	126
	127	Bool_t AliGenHepMCEventHeader::HeavyIonInfoValid() {
	128	return fNcoll_hard != 0 \|\|
	129	fNpart_proj != 0 \|\|
	130	fNpart_targ != 0 \|\|
	131	fNcoll != 0 \|\|
	132	fspectator_neutrons != 0 \|\|
	133	fspectator_protons != 0 \|\|
	134	fN_Nwounded_collisions != 0 \|\|
	135	fNwounded_N_collisions != 0 \|\|
	136	fNwounded_Nwounded_collisions != 0 \|\|
	137	fimpact_parameter != 0.0 \|\|
	138	fevent_plane_angle != 0.0 \|\|
	139	feccentricity != 0.0 \|\|
	140	fsigma_inel_NN != 0.0;
	141	}
	142
	143	Bool_t AliGenHepMCEventHeader::PDFValid() {
	144	return fid1 != 0 \|\|
	145	fid2 != 0 \|\|
	146	fpdf_id1 != 0 \|\|
	147	fpdf_id2 != 0 \|\|
	148	fx1 != 0.0 \|\|
	149	fx2 != 0.0 \|\|
	150	fscalePDF != 0.0 \|\|
	151	fpdf1 != 0.0 \|\|
	152	fpdf2 != 0.0;
	153	}