G4DecayTableMessenger.cc

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//
// G4DecayTableMessenger class implementation
//
// Author: H.Kurashige, 13 June 1997
//---------------------------------------------------------------------
 
#include "G4DecayTableMessenger.hh"
#include "G4UImanager.hh"
#include "G4UIdirectory.hh"
#include "G4UIcmdWithoutParameter.hh"
#include "G4UIcmdWithAnInteger.hh"
#include "G4UIcmdWithADouble.hh"
#include "G4VDecayChannel.hh"
#include "G4DecayTable.hh"
#include "G4ParticleDefinition.hh"
#include "G4ParticleTable.hh"
#include "G4ios.hh"                 // Include from 'system'
#include <iomanip>                  // Include from 'system'
 
G4DecayTableMessenger::G4DecayTableMessenger(G4ParticleTable* pTable)
  : theParticleTable(pTable)
{
  if ( theParticleTable == nullptr )
  {
    theParticleTable = G4ParticleTable::GetParticleTable();
  }
  currentParticle = nullptr;
 
  // Command /particle/property/decay/
  thisDirectory = new G4UIdirectory("/particle/property/decay/");
  thisDirectory->SetGuidance("Decay Table control commands.");
 
  // Command /particle/property/decay/select
  selectCmd = new G4UIcmdWithAnInteger("/particle/property/decay/select",this);
  selectCmd->SetGuidance("Enter index of decay mode.");
  selectCmd->SetParameterName("mode", true);
  selectCmd->SetDefaultValue(0);
  selectCmd->SetRange("mode >=0");
  currentChannel = nullptr;
 
  // Command /particle/property/decay/dump
  dumpCmd = new G4UIcmdWithoutParameter("/particle/property/decay/dump",this);
  dumpCmd->SetGuidance("Dump decay mode information.");
 
  // Command /particle/property/decay/br
  brCmd = new G4UIcmdWithADouble("/particle/property/decay/br",this);
  brCmd->SetGuidance("Set branching ratio. [0< BR <1.0]");
  brCmd->SetParameterName("br",false);
  brCmd->SetRange("(br >=0.0) && (br <=1.0)");
}
 
G4DecayTableMessenger::~G4DecayTableMessenger()
{
  if (dumpCmd != nullptr) delete dumpCmd;
  if (selectCmd != nullptr) delete selectCmd;
  if (brCmd != nullptr) delete brCmd;
  if (thisDirectory != nullptr) delete thisDirectory;
}
 
void G4DecayTableMessenger::SetNewValue(G4UIcommand* command, G4String newValue)
{
  if (SetCurrentParticle()== nullptr)
  {
    G4cout << "Particle is not selected yet !! Command ignored." << G4endl;
    return;
  }
  if (currentDecayTable== nullptr)
  {
    G4cout << "The particle has no decay table !! Command ignored." << G4endl;
    return;
  }
 
  if( command == dumpCmd )
  {
    // Command /particle/property/decay/dump
    currentDecayTable->DumpInfo();
 
  }
  else if ( command == selectCmd )
  {
    // Command /particle/property/decay/select
    G4int index = selectCmd->GetNewIntValue(newValue) ;
    currentChannel = currentDecayTable->GetDecayChannel(index);
    if ( currentChannel == nullptr )
    {
      G4cout << "Invalid index. Command ignored." << G4endl;
    }
    else
    {
      idxCurrentChannel = index;
    }
 
  }
  else
  {
    if ( currentChannel == nullptr )
    {
      G4cout << "Select a decay channel. Command ignored." << G4endl;
      return;
    }
    if (command == brCmd)
    {
      // Command /particle/property/decay/br
      G4double  br = brCmd->GetNewDoubleValue(newValue);
      if( (br<0.0) || (br>1.0) )
      { 
        G4cout << "Invalid brancing ratio. Command ignored." << G4endl;
      }
      else
      {
        currentChannel->SetBR(br);
      }
    }
  }
}
 
 
G4ParticleDefinition* G4DecayTableMessenger::SetCurrentParticle()
{
  // set currentParticle pointer  
  // get particle name by asking G4ParticleMessenger via UImanager
 
  G4String particleName
    = G4UImanager::GetUIpointer()->GetCurrentStringValue("/particle/select");
 
  if (currentParticle != nullptr )
  {
    // check whether selection is changed 
    if (currentParticle->GetParticleName() != particleName)
    {
      currentParticle = theParticleTable->FindParticle(particleName);
      idxCurrentChannel = -1;
      currentDecayTable = nullptr;
    }
    else
    {
      // no change 
      return currentParticle;
    }
 
  }
  else
  {
    currentParticle = theParticleTable->FindParticle(particleName);
    idxCurrentChannel = -1;
    currentDecayTable = nullptr;
  }
 
  if (currentParticle != nullptr )
  {
    currentDecayTable = currentParticle->GetDecayTable();
    if ( (currentDecayTable != nullptr ) && (idxCurrentChannel >0) )
    {
      currentChannel = currentDecayTable->GetDecayChannel(idxCurrentChannel);
    }
    else
    {
      idxCurrentChannel = -1;
      currentChannel = nullptr;
    }
  }
 
  return currentParticle;
}
 
G4String G4DecayTableMessenger::GetCurrentValue(G4UIcommand* command)
{
  G4String returnValue(1,'\0');
 
  if (SetCurrentParticle() == nullptr)
  {
    // no particle is selected. return null 
    return returnValue;
  }
 
  if( command == selectCmd )
  {
    // Command /particle/property/decay/select
    returnValue = selectCmd->ConvertToString(idxCurrentChannel);
 
  }
  else if( command == brCmd )
  {
    if ( currentChannel != nullptr)
    {
      returnValue = brCmd->ConvertToString(currentChannel->GetBR());
    } 
  }
  return returnValue;
}