/**************************************************************************
* Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *
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* 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 *
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* appear in the supporting documentation. The authors make no claims *
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/*
$Log$
Revision 1.6 2001/07/27 17:09:36 morsch
Use local SetTrack, KeepTrack and SetHighWaterMark methods
to delegate either to local stack or to stack owned by AliRun.
(Piotr Skowronski, A.M.)
Revision 1.5 2001/02/24 11:41:59 morsch
SetGun allows specify completely the particle kinematics and position in one go. (FCA)
Revision 1.4 2000/12/21 16:24:06 morsch
Coding convention clean-up
Revision 1.3 2000/11/30 07:12:50 alibrary
Introducing new Rndm and QA classes
Revision 1.2 2000/10/02 15:17:54 morsch
Unused includes removed.
Revision 1.1 2000/06/09 20:24:00 morsch
Same class as previously in AliSimpleGen.cxx
All coding rule violations except RS3 corrected (AM)
*/
// Simple particle gun.
// Momentum, phi and theta of the partice as well as the particle type can be set.
// andreas.morsch@cern.ch
//Begin_Html
/*
The responsible person for this module is
Andreas Morsch.
*/ //End_Html // // /////////////////////////////////////////////////////////////////// #include "AliGenFixed.h" #include "AliRun.h" #include "AliPDG.h" ClassImp(AliGenFixed) //_____________________________________________________________________________ AliGenFixed::AliGenFixed() :AliGenerator() { // // Default constructor // fIpart = 0; fExplicit = kFALSE; } //_____________________________________________________________________________ AliGenFixed::AliGenFixed(Int_t npart) :AliGenerator(npart) { // // Standard constructor // fName="Fixed"; fTitle="Fixed Particle Generator"; // Generate Proton by default fIpart=kProton; fExplicit = kFALSE; } //_____________________________________________________________________________ void AliGenFixed::Generate() { // // Generate one trigger // Float_t polar[3]= {0,0,0}; if(!fExplicit) { fP[0] = fPMin*TMath::Cos(fPhiMin)*TMath::Sin(fThetaMin); fP[1] = fPMin*TMath::Sin(fPhiMin)*TMath::Sin(fThetaMin); fP[2] = fPMin*TMath::Cos(fThetaMin); } Int_t i, nt; // for(i=0;i