TVirtualMC.cxx

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// -----------------------------------------------------------------------
// Copyright (C) 2019 CERN and copyright holders of VMC Project.
// This software is distributed under the terms of the GNU General Public
// License v3 (GPL Version 3), copied verbatim in the file "LICENSE".
//
// See https://github.com/vmc-project/vmc for full licensing information.
// -----------------------------------------------------------------------
 
// Authors: Ivana Hrivnacova, Rene Brun , Federico Carminati 13/04/2002
 
/*************************************************************************
 * Copyright (C) 2006, Rene Brun and Fons Rademakers.                    *
 * Copyright (C) 2002, ALICE Experiment at CERN.                         *
 * All rights reserved.                                                  *
 *                                                                       *
 * For the licensing terms see $ROOTSYS/LICENSE.                         *
 * For the list of contributors see $ROOTSYS/README/CREDITS.             *
 *************************************************************************/
 
#include "TVirtualMC.h"
#include "TError.h"
#include "TMCVersion.h"
#include "Riostream.h"
 
namespace {
//_____________________________________________________________________________
void PrintVersion()
{
 
   std::cout << std::endl
             << "=============================================================" << std::endl
             << " Virtual Monte Carlo Library" << std::endl
             << " Version " << VMC_RELEASE << " ( " << VMC_RELEASE_DATE << " )" << std::endl
             << "=============================================================" << std::endl;
}
 
} // namespace

 
TMCThreadLocal TVirtualMC *TVirtualMC::fgMC = nullptr;
 
TVirtualMC::TVirtualMC(const char *name, const char *title, Bool_t /*isRootGeometrySupported*/)
   : TNamed(name, title), fApplication(nullptr), fId(0), fStack(nullptr), fManagerStack(nullptr), fDecayer(nullptr),
     fRandom(nullptr), fMagField(nullptr)
{
   PrintVersion();
 
   fApplication = TVirtualMCApplication::Instance();
 
   if (fApplication) {
      fApplication->Register(this);
   } else {
      ::Fatal("TVirtualMC::TVirtualMC", "No user MC application is defined.");
   }
   fgMC = this;
   fRandom = gRandom;
}

 
TVirtualMC::TVirtualMC()
   : TNamed(), fApplication(nullptr), fId(0), fStack(nullptr), fManagerStack(nullptr), fDecayer(nullptr),
     fRandom(nullptr), fMagField(nullptr)
{
}

 
TVirtualMC::~TVirtualMC()
{
   fgMC = nullptr;
}
 
//
// methods
//

 
TVirtualMC *TVirtualMC::GetMC()
{
   return fgMC;
}

 
void TVirtualMC::ProcessEvent(Int_t eventId)
{
   ProcessEvent(eventId, kFALSE);
}

 
void TVirtualMC::SetStack(TVirtualMCStack *stack)
{
   fStack = stack;
}

 
void TVirtualMC::SetExternalDecayer(TVirtualMCDecayer *decayer)
{
   fDecayer = decayer;
}

 
void TVirtualMC::SetRandom(TRandom *random)
{
   gRandom = random;
   fRandom = random;
}

 
void TVirtualMC::SetMagField(TVirtualMagField *field)
{
   fMagField = field;
}

 
void TVirtualMC::SetId(UInt_t id)
{
   fId = id;
}

void TVirtualMC::SetManagerStack(TMCManagerStack *stack)
{
   fManagerStack = stack;
}