FairRadGridManager.cxx

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/********************************************************************************
 *    Copyright (C) 2014 GSI Helmholtzzentrum fuer Schwerionenforschung GmbH    *
 *                                                                              *
 *              This software is distributed under the terms of the             *
 *              GNU Lesser General Public Licence (LGPL) version 3,             *
 *                  copied verbatim in the file "LICENSE"                       *
 ********************************************************************************/
// -------------------------------------------------------------------------
// -----               FairRadLenManager source file                   -----
// -----          original author                  D.Bertini           -----
// -----          adapted april 2010               O.Hartmann          -----
// -------------------------------------------------------------------------
 
#include "FairRadGridManager.h"
 
#include "FairMesh.h"
#include "FairRootManager.h"
 
#include <TParticle.h>
#include <TVirtualMC.h>
 
ClassImp(FairRadGridManager);
 
FairRadGridManager* FairRadGridManager::fgInstance = nullptr;
 
Double_t FairRadGridManager::fLtmp = 0.0;
 
FairRadGridManager* FairRadGridManager::Instance()
{
    return fgInstance;
}
 
FairRadGridManager::FairRadGridManager()
    : fPointCollection(nullptr)
    , fTrackID(0)
    , fVolumeID(0)
    , fPosIn(TLorentzVector(0, 0, 0, 0))
    , fPosOut(TLorentzVector(0, 0, 0, 0))
    , fMomIn(TLorentzVector(0, 0, 0, 0))
    , fMomOut(TLorentzVector(0, 0, 0, 0))
    , fTime(0)
    , fLength(0)
    , fELoss(0)
    , fA(0)
    , fZmat(0)
    , fDensity(0)
    , fRadl(0)
    , fAbsl(0)
    , fEstimator(0)
    , fMeshList(nullptr)
    , fOutputFileName("radGridManager.root")
{
    if (nullptr == fgInstance) {
        fgInstance = this;
    }
    fLtmp = 0;
}
 
FairRadGridManager::~FairRadGridManager()
{
    fgInstance = nullptr;
}
 
void FairRadGridManager::Init()
{
    //  fMeshList = new TObjArray();
}
 
void FairRadGridManager::Reset()
{
    //  No free of memory ?
    //  fMesh->Reset();
}
 
void FairRadGridManager::FillMeshList()
{
 
    TParticle* part = TVirtualMC::GetMC()->GetStack()->GetCurrentTrack();
    fTrackID = TVirtualMC::GetMC()->GetStack()->GetCurrentTrackNumber();
    TVirtualMC::GetMC()->TrackPosition(fPosIn);
    TVirtualMC::GetMC()->TrackMomentum(fMomIn);
    fELoss = 0.;
    //  Int_t MatId=  TVirtualMC::GetMC()->CurrentMaterial(fA, fZmat, fDensity, fRadl, fAbsl);
 
    for (Int_t i = 0; i < fMeshList->GetEntriesFast(); i++) {
        FairMesh* aMesh = static_cast<FairMesh*>(fMeshList->At(i));
        Double_t fBinVolume = aMesh->GetBinVolume();
        Double_t fDiag = aMesh->GetDiag();
 
        // Geometry bound test
        if (IsTrackInside(fPosIn, aMesh)) {
            fELoss = TVirtualMC::GetMC()->Edep();
            // cout << "-I- track (" << fTrackID << ")  is inside " << endl;
            // cout << " E deposited is " << fELoss << endl;
            TVirtualMC::GetMC()->TrackPosition(fPosOut);
            TVirtualMC::GetMC()->TrackMomentum(fMomOut);
 
            // Now cumulate fEloss (Gev/cm3)
            // and normalize it to the mesh volume
 
            // 1 estimator Edep
            fELoss = fELoss / fBinVolume;
            // 2 estimator TrackLengh
            fLength = TVirtualMC::GetMC()->TrackStep();
            // fill TID
 
            aMesh->fillTID(fPosOut.X(), fPosOut.Y(), fELoss);
            // fill total Fluence
            if (fLength < 5 * fDiag) {
 
                fLength = fLength / fBinVolume;
                aMesh->fillFluence(fPosOut.X(), fPosOut.Y(), fLength);
 
                // fill SEU
                if (part->P() > 0.02) {
                    aMesh->fillSEU(fPosOut.X(), fPosOut.Y(), fLength);
                }
            }
        }
    }
}
 
Bool_t FairRadGridManager::IsTrackEntering(TLorentzVector&, TLorentzVector&)
{
    // assume for the moment vertical scoring planes
    //    cout << " is entering diagnosis " << endl;
    //    cout << " Z pos " << pos.Z() << endl;
    //    cout << " Zmin "  << fZmin   << endl;
    //    cout << " diff "  << pos.Z()-fZmin   << endl;
 
    //    if (  (( TMath::Abs(pos.Z() - fZmin) ) < 1.0e-06 )
    //       &&
    //         ( mom.Z() > 0 )
    //      ) return kTRUE;
    //   else
    //     return kFALSE;
 
    return kFALSE;
}
 
Bool_t FairRadGridManager::IsTrackInside(TLorentzVector& pos, FairMesh* aMesh)
{
    // check if inside volume
    if ((pos.X() >= aMesh->GetXmin()) && (pos.X() <= aMesh->GetXmax()) && (pos.Y() >= aMesh->GetYmin())
        && (pos.Y() <= aMesh->GetYmax()) && (pos.Z() >= aMesh->GetZmin()) && (pos.Z() <= aMesh->GetZmax())) {
        /*       cout << " inside Xpos: " << pos.X() << " Xmin: " << aMesh->GetXmin()
          << " Xmax: " << aMesh->GetXmax()  << endl;
           cout << " inside Ypos: " << pos.Y() << " Ymin: " << aMesh->GetYmin()
          << " Ymax: " << aMesh->GetYmax() << endl;
           cout << " inside Zpos: " << pos.Z() << " Zmin: "
          << aMesh->GetZmin() << " Zmax: " << aMesh->GetZmax() << endl;
    */
        return kTRUE;
    } else {
        return kFALSE;
    }
}