Gabriele Cosmo
73 lines
2.3 KiB
C++
73 lines
2.3 KiB
C++
// This code implementation is the intellectual property of
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// the GEANT4 collaboration.
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//
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// By copying, distributing or modifying the Program (or any work
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// based on the Program) you indicate your acceptance of this statement,
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// and all its terms.
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//
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// $Id: G4NormalNavigation.hh,v 1.3 2000/04/25 16:15:03 gcosmo Exp $
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// GEANT4 tag $Name: geant4-03-00 $
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//
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//
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// class G4NormalNavigation
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//
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// Class description:
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//
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// Utility for navigation in volumes containing only G4PVPlacement
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// daughter volumes.
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// History:
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// - Created. Paul Kent, Aug 96
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#ifndef G4NORMALNAVIGATION_HH
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#define G4NORMALNAVIGATION_HH
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#include "geomdefs.hh"
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#include "G4NavigationHistory.hh"
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#include "G4AffineTransform.hh"
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#include "G4VPhysicalVolume.hh"
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#include "G4LogicalVolume.hh"
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#include "G4VSolid.hh"
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#include "G4ThreeVector.hh"
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class G4NormalNavigation
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{
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public: // with description
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G4bool LevelLocate(G4NavigationHistory &history,
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const G4VPhysicalVolume *blockedVol,
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const G4int blockedNum,
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const G4ThreeVector &globalPoint,
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const G4ThreeVector* globalDirection,
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const G4bool pLocatedOnEdge,
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G4ThreeVector &localPoint);
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// Search positioned volumes in mother at current top level of history
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// for volume containing globalPoint. Do not test the blocked volume.
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// If a containing volume is found, `stack' the new volume and return
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// true, else return false (the point lying in the mother but not any
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// of the daughters). localPoint = global point in local system on entry,
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// point in new system on exit.
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G4double ComputeStep(const G4ThreeVector &localPoint,
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const G4ThreeVector &localDirection,
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const G4double currentProposedStepLength,
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G4double &newSafety,
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G4NavigationHistory &history,
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G4bool &validExitNormal,
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G4ThreeVector &exitNormal,
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G4bool &exiting,
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G4bool &entering,
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G4VPhysicalVolume *(*pBlockedPhysical),
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G4int &blockedReplicaNo);
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G4double ComputeSafety(const G4ThreeVector &globalpoint,
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const G4NavigationHistory &history,
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const G4double pMaxLength=DBL_MAX );
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};
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#include "G4AuxiliaryNavServices.hh" // Needed for inline methods
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#include "G4NormalNavigation.icc"
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#endif
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