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geant4/source/geometry/navigation/include/G4NormalNavigation.hh
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2018-12-07 15:15:39 +01:00

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//
// ********************************************************************
// * License and Disclaimer *
// * *
// * The Geant4 software is copyright of the Copyright Holders of *
// * the Geant4 Collaboration. It is provided under the terms and *
// * conditions of the Geant4 Software License, included in the file *
// * LICENSE and available at http://cern.ch/geant4/license . These *
// * include a list of copyright holders. *
// * *
// * Neither the authors of this software system, nor their employing *
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// * regarding this software system or assume any liability for its *
// * use. Please see the license in the file LICENSE and URL above *
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// * *
// * This code implementation is the result of the scientific and *
// * technical work of the GEANT4 collaboration. *
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// * acceptance of all terms of the Geant4 Software license. *
// ********************************************************************
//
//
//
//
// class G4NormalNavigation
//
// Class description:
//
// Utility for navigation in volumes containing only G4PVPlacement
// daughter volumes.
// History:
// - Created. Paul Kent, Aug 96
// --------------------------------------------------------------------
#ifndef G4NORMALNAVIGATION_HH
#define G4NORMALNAVIGATION_HH
#include <iomanip>
#include "G4NavigationHistory.hh"
#include "G4VPhysicalVolume.hh"
#include "G4LogicalVolume.hh"
#include "G4VSolid.hh"
#include "G4ThreeVector.hh"
#include "G4AuxiliaryNavServices.hh"
class G4NavigationLogger;
class G4NormalNavigation
{
public: // with description
G4NormalNavigation();
// Constructor
~G4NormalNavigation();
// Destructor
inline G4bool LevelLocate( G4NavigationHistory &history,
const G4VPhysicalVolume *blockedVol,
const G4int blockedNum,
const G4ThreeVector &globalPoint,
const G4ThreeVector* globalDirection,
const G4bool pLocatedOnEdge,
G4ThreeVector &localPoint);
// Search positioned volumes in mother at current top level of history
// for volume containing globalPoint. Do not test the blocked volume.
// If a containing volume is found, `stack' the new volume and return
// true, else return false (the point lying in the mother but not any
// of the daughters). localPoint = global point in local system on entry,
// point in new system on exit.
G4double ComputeStep( const G4ThreeVector &localPoint,
const G4ThreeVector &localDirection,
const G4double currentProposedStepLength,
G4double &newSafety,
G4NavigationHistory &history,
G4bool &validExitNormal,
G4ThreeVector &exitNormal,
G4bool &exiting,
G4bool &entering,
G4VPhysicalVolume *(*pBlockedPhysical),
G4int &blockedReplicaNo );
G4double ComputeSafety( const G4ThreeVector &globalpoint,
const G4NavigationHistory &history,
const G4double pMaxLength=DBL_MAX );
G4int GetVerboseLevel() const;
void SetVerboseLevel(G4int level);
// Get/Set Verbose(ness) level.
// [if level>0 && G4VERBOSE, printout can occur]
inline void CheckMode(G4bool mode);
// Run navigation in "check-mode", therefore using additional
// verifications and more strict correctness conditions.
// Is effective only with G4VERBOSE set.
private:
G4bool fCheck;
G4NavigationLogger* fLogger;
};
#include "G4NormalNavigation.icc"
#endif