G4VWeightWindowStore.hh

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// G4VWeightWindowStore
//
// Class description:
//
// Interface class for a weight window store. It defines how the lower 
// weight window bound can be obtained from a weight window store.
// 

// Author: Michael Dressel (CERN), 2003
// ----------------------------------------------------------------------
#ifndef G4VWEIGHTWINDOWSTORE_HH
#define G4VWEIGHTWINDOWSTORE_HH 1

#include "globals.hh"

class G4GeometryCell;
class G4VPhysicalVolume;

class G4VWeightWindowStore
{
  public:  // with description

    G4VWeightWindowStore();
    virtual ~G4VWeightWindowStore();

    virtual G4double GetLowerWeight(const G4GeometryCell& gCell, 
                                          G4double partEnergy) const = 0;
      // derive a lower weight bound value of a "cell" addresed by a 
      // G4GeometryCell and the coresponding energy from the store.

    virtual G4bool IsKnown(const G4GeometryCell& gCell) const = 0;
      // returns true if the gCell is in the store, else false 

    virtual const G4VPhysicalVolume &GetWorldVolume() const = 0;
      // return a reference to the wolrd volume of the geometry
};

#endif