ShipFieldCreator.cxx

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#include "ShipFieldCreator.h"
 
#include "ShipFieldPar.h"
#include "ShipConstField.h"
 
#include "FairRunAna.h"
#include "FairRuntimeDb.h"
#include "FairField.h"
 
#include <iostream>
using std::cout;
using std::cerr;
using std::endl;
 
static ShipFieldCreator gShipFieldCreator;
 
ShipFieldCreator::ShipFieldCreator()
  :FairFieldFactory(),
   fFieldPar(NULL)
{
    fCreator=this;
}
 
ShipFieldCreator::~ShipFieldCreator()
{
}
 
void ShipFieldCreator::SetParm()
{
  FairRunAna *Run = FairRunAna::Instance();
  FairRuntimeDb *RunDB = Run->GetRuntimeDb();
  fFieldPar = (ShipFieldPar*) RunDB->getContainer("ShipFieldPar");
 
}
 
FairField* ShipFieldCreator::createFairField()
{ 
  FairField *fMagneticField=0;
 
  if ( ! fFieldPar ) {
    cerr << "-E-  No field parameters available!"
     << endl;
  }else{
    // Instantiate correct field type
    Int_t fType = fFieldPar->GetType();
    if      ( fType == 0 ) fMagneticField = new ShipConstField(fFieldPar);
    else cerr << "-W- FairRunAna::GetField: Unknown field type " << fType
        << endl;
    cout << "New field at " << fMagneticField << ", type " << fType << endl;
    // Initialise field
    if ( fMagneticField ) {
        fMagneticField->Init();
        fMagneticField->Print("");
    }
  }
  return fMagneticField;
}
 
 
ClassImp(ShipFieldCreator)