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geant4/source/geometry/management/include/G4ErrorCylSurfaceTarget.hh
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2016-06-09 15:37:50 +02:00

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//
// ********************************************************************
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//
// $Id: G4ErrorCylSurfaceTarget.hh,v 1.1 2007/05/16 12:50:52 gcosmo Exp $
// GEANT4 tag $Name: geant4-09-01 $
//
//
// --------------------------------------------------------------------
// GEANT 4 class header file
// --------------------------------------------------------------------
//
// Class Description:
//
// G4ErrorTarget class: limits step when track reaches a cylindrical surface.
// History:
// - Created. P. Arce, September 2004
// --------------------------------------------------------------------
#ifndef G4ErrorCylSurfaceTarget_hh
#define G4ErrorCylSurfaceTarget_hh
#include "globals.hh"
#include "G4ErrorSurfaceTarget.hh"
#include "G4ThreeVector.hh"
#include "G4RotationMatrix.hh"
#include "G4AffineTransform.hh"
#include "G4Plane3D.hh"
class G4ErrorCylSurfaceTarget : public G4ErrorSurfaceTarget
{
public: // with description
G4ErrorCylSurfaceTarget( const G4double& radius,
const G4ThreeVector& trans=G4ThreeVector(),
const G4RotationMatrix& rotm=G4RotationMatrix() );
// Constructs cylindrical surface by radius, translation and rotation
G4ErrorCylSurfaceTarget( const G4double& radius,
const G4AffineTransform& trans );
// Constructs cylindrical surface by radius and affine transformation
~G4ErrorCylSurfaceTarget();
virtual G4ThreeVector IntersectLocal( const G4ThreeVector& point,
const G4ThreeVector& direc ) const;
// Intersects the cylindrical surface with the line in local (cylinder)
// coordinates, given by point and direction
virtual G4double GetDistanceFromPoint( const G4ThreeVector& point,
const G4ThreeVector& direc ) const;
// Distance from a point to the cylindrical surface in a given direction
virtual G4double GetDistanceFromPoint( const G4ThreeVector& point ) const;
// Minimal distance from a point to the cylindrical surface in any
// direction
virtual G4Plane3D GetTangentPlane( const G4ThreeVector& point ) const;
// Get plane tangent to cylindrical surface at a given point
virtual void Dump( const G4String& msg ) const;
// Dump cylindrical surface parameter
private:
G4double fradius;
G4AffineTransform ftransform;
};
#endif