G4ErrorTarget.hh

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// $Id$
//
//
// --------------------------------------------------------------------
//      GEANT 4 class header file 
// --------------------------------------------------------------------
//
// Class Description:
//
// Base class for all error propagation targets.
 
// History:
// - Created. P. Arce, September 2004
// --------------------------------------------------------------------
 
#ifndef G4ErrorTarget_hh
#define G4ErrorTarget_hh
 
#include "globals.hh"
#include "G4ThreeVector.hh"
 
class G4Step;
 
enum G4ErrorTargetType{ G4ErrorTarget_PlaneSurface,
                        G4ErrorTarget_CylindricalSurface,
                        G4ErrorTarget_GeomVolume,
                        G4ErrorTarget_TrkL };
class G4ErrorTarget
{
  public:  // with description
 
    G4ErrorTarget();
    virtual ~G4ErrorTarget();
 
    virtual G4double GetDistanceFromPoint( const G4ThreeVector&,
                                           const G4ThreeVector& ) const;
    virtual G4double GetDistanceFromPoint( const G4ThreeVector& ) const;
      // For the target volume
 
    virtual G4bool TargetReached(const G4Step*);
      // For the target surface and target TrackLength
 
    virtual void Dump( const G4String& msg ) const = 0;
 
    // Access methods
 
    inline G4ErrorTargetType GetType() const;
 
  protected:
 
    G4ErrorTargetType theType;
};
 
// Inline methods
 
inline G4ErrorTargetType G4ErrorTarget::GetType() const
{
  return theType;
}
 
#endif