* provided "as is" without express or implied warranty. *
**************************************************************************/
-/*
-$Log$
-Revision 1.13 2000/12/21 16:24:06 morsch
-Coding convention clean-up
-
-Revision 1.12 2000/11/30 07:12:50 alibrary
-Introducing new Rndm and QA classes
-
-Revision 1.11 2000/06/14 15:20:40 morsch
-Include clean-up (IH)
-
-Revision 1.10 2000/06/09 20:31:34 morsch
-All coding rule violations except RS3 corrected
-
-Revision 1.9 2000/03/07 13:52:54 morsch
-static Int_t irwn=0;
-
-Revision 1.8 2000/02/14 14:49:38 morsch
-Correct particle type for gamma and neutrons
-More consistent calculation of momentum from kin. energy and mass
-
-Revision 1.7 1999/11/03 17:43:20 fca
-New version from G.Martinez & A.Morsch
-
-Revision 1.6 1999/09/29 09:24:12 fca
-Introduction of the Copyright and cvs Log
-
-*/
-
-
+/* $Id$ */
// Read background particles from a FLUKA boundary source file
// This is a very special generator that works for background studies for the muon-spectrometer.
// Author: andreas.morsch@cern.ch
#include "AliGenFLUKAsource.h"
-#include "AliMC.h"
-#include "AliRun.h"
-#include "AliPDG.h"
-
+#include <stdlib.h>
+#include <TDatabasePDG.h>
+#include <TPDGCode.h>
+#include <RVersion.h>
+#include <TChain.h>
#include <TFile.h>
#include <TTree.h>
-#include <TChain.h>
-#include <stdlib.h>
- ClassImp(AliGenFLUKAsource)
- AliGenFLUKAsource::AliGenFLUKAsource()
- :AliGenerator(-1)
+#include <TVirtualMC.h>
+
+#include "AliRun.h"
+
+ClassImp(AliGenFLUKAsource)
+
+AliGenFLUKAsource::AliGenFLUKAsource()
+ :AliGenerator(-1),
+ fIkine(6),
+ fAgeMax(1.e-5),
+ fAddWeight(1.),
+ fZshift(0.),
+ fFrac(0.),
+ fSourceId(-1),
+ fFileName(0),
+ fTreeChain(0),
+ fTreeFluka(0),
+ fIp(0.),
+ fIpp(0.),
+ fXi(0.),
+ fYi(0.),
+ fZi(0.),
+ fPx(0.),
+ fPy(0.),
+ fPz(0.),
+ fEkin(0.),
+ fZv(0.),
+ fRv(0.),
+ fItra(0.),
+ fIgas(0.),
+ fWgt(0.),
+ fEtag(0.),
+ fPtg(0.),
+ fAge(0.)
{
// Constructor
fName="FLUKA";
fTitle="FLUKA Boundary Source";
// Read in all particle types by default
- fIkine=6;
// Set maximum admitted age of particles to 1.e-05 by default
- fAgeMax=1.e-05;
// Do not add weight
- fAddWeight=1.;
// Shift the z-coordinate of the impact point by 4.5 cm only if it reads
// from specific boundary source to the chamber (fZshift=4.5;),else there
// is no need to shift as it reads boundary source for the whole volume of
// the Muon Arm; the default value corresponds to boundary source for the
// whole volume of the MUON Arm
- fZshift=0;
// Set the default file
- fFileName="";
-
- fTreeFluka=0;
fTreeChain = new TChain("h1");
//
// Read all particles
}
AliGenFLUKAsource::AliGenFLUKAsource(Int_t npart)
- :AliGenerator(npart)
+ :AliGenerator(npart),
+ fIkine(6),
+ fAgeMax(1.e-5),
+ fAddWeight(1.),
+ fZshift(0.),
+ fFrac(0.),
+ fSourceId(-1),
+ fFileName(""),
+ fTreeChain(new TChain("h1")),
+ fTreeFluka(0),
+ fIp(0.),
+ fIpp(0.),
+ fXi(0.),
+ fYi(0.),
+ fZi(0.),
+ fPx(0.),
+ fPy(0.),
+ fPz(0.),
+ fEkin(0.),
+ fZv(0.),
+ fRv(0.),
+ fItra(0.),
+ fIgas(0.),
+ fWgt(0.),
+ fEtag(0.),
+ fPtg(0.),
+ fAge(0.)
{
// Constructor
fName = "FLUKA";
fTitle = "FLUKA Boundary Source";
- // Read in all particle types by default
- fIkine=6;
- // Set maximum admitted age of particles to 1.e-05 by default
- fAgeMax=1.e-05;
- // Do not add weight
- fAddWeight=1.;
- // Shift the z-coordinate of the impact point by 4.5 cm only if it reads
- // from specific boundary source to the chamber (fZshift=4.5;),else there
- // is no need to shift as it reads boundary source for the whole volume of
- // the Muon Arm; the default value corresponds to boundary source for the
- // whole volume of the MUON Arm
- fZshift=0;
- // Set the default file
- fFileName="";
-
- fTreeFluka=0;
- fTreeChain = new TChain("h1");
- fSourceId=-1;
}
-AliGenFLUKAsource::AliGenFLUKAsource(const AliGenFLUKAsource & FLUKAsource)
-{
-// copy constructor
-}
-
-
//____________________________________________________________
AliGenFLUKAsource::~AliGenFLUKAsource()
{
void AliGenFLUKAsource::Generate()
{
// Generate one event
- AliMC* gMC = AliMC::GetMC();
const Int_t kIfluge[28]={kProton, kProtonBar, kElectron, kPositron,
kNuE, kNuEBar, kGamma, kNeutron, kNeutronBar,
Float_t prwn;
Float_t wgt, fwgt;
Float_t phi;
- char name[100];
- Float_t amass, charge, tlife;
- Int_t itrtyp;
+ Float_t amass;
Int_t iwgt;
Int_t i, j, part, nt;
static Int_t irwn=0;
part=kIfluge[int(ifip)-1];
//
// Calculate momentum from kinetic energy and mass of the particle
- gMC->Gfpart(part, name, itrtyp,
- amass, charge, tlife);
+#if ROOT_VERSION_CODE > 197895
+ amass = gMC->ParticleMass(part);
+#else
+ amass = (TDatabasePDG::Instance())->GetParticle(part)->Mass();
+#endif
prwn=fEkin*sqrt(1. + 2.*amass/fEkin);
if (part==1 && iwgt>100) iwgt=100;
Int_t nstack=0;
for (j=0; j<iwgt; j++) {
- gAlice->SetTrack(fTrackIt,-1,part,p,origin,polar,fAge,kPPrimary,nt);
+ PushTrack(fTrackIt,-1,part,p,origin,polar,fAge,kPPrimary,nt);
Rndm(random,2);
phi=2*random[1]*TMath::Pi();
Float_t pn1=p[0]*TMath::Sin(phi) - p[1]*TMath::Cos(phi);
}
-AliGenFLUKAsource& AliGenFLUKAsource::operator=(const AliGenFLUKAsource& rhs)
-{
-// Assignment operator
- return *this;
-}
-
-
git://git.uio.no / u / mrichter / AliRoot.git / blobdiff