/**************************************************************************
* 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. *
**************************************************************************/
/*
$Log$
Revision 1.8 2000/10/02 21:28:14 fca
Removal of useless dependecies via forward declarations
Revision 1.7 2000/07/12 08:56:25 fca
Coding convention correction and warning removal
Revision 1.6 2000/07/11 18:24:59 fca
Coding convention corrections + few minor bug fixes
Revision 1.5 2000/06/08 13:34:50 fca
Better control of momentum range in GenBox
Revision 1.4 1999/09/29 09:24:29 fca
Introduction of the Copyright and cvs Log
*/
///////////////////////////////////////////////////////////////////
// //
// Generate the final state of the interaction as the input //
// to the MonteCarlo //
//
//Begin_Html
/*
The responsible person for this module is
Andreas Morsch.
*/ //End_Html // // /////////////////////////////////////////////////////////////////// #include "AliGenerator.h" #include "AliRun.h" ClassImp(AliGenerator) TGenerator* AliGenerator::fgMCEvGen=0; //____________________________________________________________ AliGenerator::AliGenerator() { // // Default constructor // printf("\n AliGenerator Default Constructor\n\n"); gAlice->SetGenerator(this); SetThetaRange(); ResetBit(kThetaRange); SetPhiRange(); ResetBit(kPhiRange); SetMomentumRange(); ResetBit(kMomentumRange); SetPtRange(); ResetBit(kPtRange); SetYRange(); ResetBit(kYRange); SetNumberParticles(); SetTrackingFlag(); fOrigin.Set(3); fOsigma.Set(3); fOrigin[0]=fOrigin[1]=fOrigin[2]=0; fOsigma[0]=fOsigma[1]=fOsigma[2]=0; fVMin.Set(3); fVMin[0]=fVMin[1]=fVMin[2]=0; fVMax.Set(3); fVMax[0]=fVMax[1]=fVMax[2]=10000; } //____________________________________________________________ AliGenerator::AliGenerator(Int_t npart) : TNamed(" "," ") { // // Standard constructor // printf("\n AliGenerator Constructor initializing number of particles \n\n"); gAlice->SetGenerator(this); SetThetaRange(); ResetBit(kThetaRange); SetPhiRange(); ResetBit(kPhiRange); SetMomentumRange(); ResetBit(kMomentumRange); SetPtRange(); ResetBit(kPtRange); SetYRange(); ResetBit(kYRange); SetTrackingFlag(); fOrigin.Set(3); fOsigma.Set(3); fOrigin[0]=fOrigin[1]=fOrigin[2]=0; fOsigma[0]=fOsigma[1]=fOsigma[2]=0; fVMin.Set(3); fVMin[0]=fVMin[1]=fVMin[2]=0; fVMax.Set(3); fVMax[0]=fVMax[1]=fVMax[2]=10000; SetNumberParticles(npart); } //____________________________________________________________ AliGenerator::AliGenerator(const AliGenerator &gen) : TNamed(" "," ") { // // Copy constructor // gen.Copy(*this); } //____________________________________________________________ AliGenerator & AliGenerator::operator=(const AliGenerator &gen) { // // Assignment operator // gen.Copy(*this); return (*this); } //____________________________________________________________ void AliGenerator::Copy(AliGenerator &/* gen */) const { // // Copy *this onto gen // Fatal("Copy","Not implemented!\n"); } //____________________________________________________________ AliGenerator::~AliGenerator() { // // Destructor // fOrigin.Set(0); fOsigma.Set(0); delete fgMCEvGen; } void AliGenerator::Init() { // // Dummy initialisation // } //_______________________________________________________________________ void AliGenerator::SetOrigin(Float_t ox, Float_t oy, Float_t oz) { // // Set the vertex for the generated tracks // fOrigin[0]=ox; fOrigin[1]=oy; fOrigin[2]=oz; } //_______________________________________________________________________ void AliGenerator::SetOrigin(const TLorentzVector &o) { // // Set the vertex for the generated tracks // fOrigin[0]=o[0]; fOrigin[1]=o[1]; fOrigin[2]=o[2]; } //_______________________________________________________________________ void AliGenerator::SetSigma(Float_t sx, Float_t sy, Float_t sz) { // // Set the spread of the vertex // fOsigma[0]=sx; fOsigma[1]=sy; fOsigma[2]=sz; } //_______________________________________________________________________ void AliGenerator::SetMomentumRange(Float_t pmin, Float_t pmax) { // // Set the momentum range for the generated particles // fPMin = pmin; fPMax = pmax; SetBit(kMomentumRange); } //_______________________________________________________________________ void AliGenerator::SetPtRange(Float_t ptmin, Float_t ptmax) { // // Set the Pt range for the generated particles // fPtMin = ptmin; fPtMax = ptmax; SetBit(kPtRange); } //_______________________________________________________________________ void AliGenerator::SetPhiRange(Float_t phimin, Float_t phimax) { // // Set the Phi range for the generated particles // fPhiMin = TMath::Pi()*phimin/180; fPhiMax = TMath::Pi()*phimax/180; SetBit(kPhiRange); } //_______________________________________________________________________ void AliGenerator::SetYRange(Float_t ymin, Float_t ymax) { // // Set the Rapidity range for the generated particles // fYMin=ymin; fYMax=ymax; SetBit(kYRange); } //_______________________________________________________________________ void AliGenerator::SetVRange(Float_t vxmin, Float_t vxmax, Float_t vymin, Float_t vymax, Float_t vzmin, Float_t vzmax) { // // Set the vertex range for the generated particles // fVMin[0]=vxmin; fVMin[1]=vymin; fVMin[2]=vzmin; fVMax[0]=vxmax; fVMax[1]=vymax; fVMax[2]=vzmax; SetBit(kVertexRange); } //_______________________________________________________________________ void AliGenerator::SetThetaRange(Float_t thetamin, Float_t thetamax) { // // Set the theta range for the generated particles // fThetaMin = TMath::Pi()*thetamin/180; fThetaMax = TMath::Pi()*thetamax/180; SetBit(kThetaRange); }