////////////////////////////////////////////////////////////////////
/// \class RAT::PosGen_Line
///
/// \brief  Generate event vertices at random points along a line.
///
/// \author Stan Seibert <volsung@physics.utexas.edu>
/// \author Phil Jones <p.g.jones@qmul.ac.uk>
/// \author Matthew Mottram <m.mottram@qmul.ac.uk> -- contact person
///
/// REVISION HISTORY:\n
///
/// \details This position generator returns random points distributed uniformly
/// along a line segment.  The line is defined by supplying the x,y,z
/// coordinates of the endpoints
///
////////////////////////////////////////////////////////////////////

#ifndef __RAT_PosGen_Line__
#define __RAT_PosGen_Line__

#include <RAT/GLG4PosGen.hh>

#include <G4ThreeVector.hh>

namespace RAT
{

class PosGen_Line : public GLG4PosGen
{
public:
  /// Constructor sets the default db name
  PosGen_Line( const std::string& dbname = std::string( "plane" ) ) : GLG4PosGen( dbname ) {}
  /// Destructor
  virtual ~PosGen_Line() {}
  /// Abstract interface for generating the position
  virtual void GeneratePosition( G4ThreeVector& argResult );
  /// Abstract interface for setting the state
  virtual void SetState( G4String newValues );
  /// Abstract interface for getting the state
  virtual G4String GetState() const;
protected:
  G4ThreeVector fPoint1;
  G4ThreeVector fPoint2;
};

} // namespace RAT

#endif