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//
// $Id: G4ErrorStepLengthLimitProcess.hh,v 1.2 2007/05/29 14:41:35 gcosmo Exp $
// GEANT4 tag $Name: geant4-09-04-beta-01 $
//
//
// Class Description:
//
// Limits the step length if change of direction due to magnetic field
// is too big (user defined limit)

// History:
// - Created:   P. Arce, September 2004
// --------------------------------------------------------------------

#ifndef G4ErrorStepLengthLimitProcess_hh
#define G4ErrorStepLengthLimitProcess_hh

#include "G4ios.hh" 
#include "globals.hh"
#include "G4VDiscreteProcess.hh"
#include "G4PhysicsTable.hh"
#include "G4PhysicsLogVector.hh"
#include "G4ElementTable.hh"
#include "G4Gamma.hh" 
#include "G4Electron.hh"
#include "G4Step.hh" 
#include "G4VErrorLimitProcess.hh"

//-----------------------------------------------------------------

class G4ErrorStepLengthLimitProcess : public G4VErrorLimitProcess
{

 public:  // with description
  
  G4ErrorStepLengthLimitProcess(const G4String& processName =
                                     "G4ErrorStepLengthLimit");
  ~G4ErrorStepLengthLimitProcess();
  
  virtual G4double
  PostStepGetPhysicalInteractionLength( const G4Track& track,
                                              G4double previousStepSize,
                                              G4ForceCondition* condition );
    // returns the step length
};
  
#endif