| 1 | //
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| 2 | // ********************************************************************
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| 3 | // * License and Disclaimer *
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| 4 | // * *
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| 5 | // * The Geant4 software is copyright of the Copyright Holders of *
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| 6 | // * the Geant4 Collaboration. It is provided under the terms and *
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| 7 | // * conditions of the Geant4 Software License, included in the file *
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| 8 | // * LICENSE and available at http://cern.ch/geant4/license . These *
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| 9 | // * include a list of copyright holders. *
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| 10 | // * *
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| 11 | // * Neither the authors of this software system, nor their employing *
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| 12 | // * institutes,nor the agencies providing financial support for this *
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| 13 | // * work make any representation or warranty, express or implied, *
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| 14 | // * regarding this software system or assume any liability for its *
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| 15 | // * use. Please see the license in the file LICENSE and URL above *
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| 16 | // * for the full disclaimer and the limitation of liability. *
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| 17 | // * *
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| 18 | // * This code implementation is the result of the scientific and *
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| 19 | // * technical work of the GEANT4 collaboration. *
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| 20 | // * By using, copying, modifying or distributing the software (or *
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| 21 | // * any work based on the software) you agree to acknowledge its *
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| 22 | // * use in resulting scientific publications, and indicate your *
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| 23 | // * acceptance of all terms of the Geant4 Software license. *
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| 24 | // ********************************************************************
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| 25 | //
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| 26 | //
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| 27 | // $Id: G4NormalNavigation.hh,v 1.4 2006/06/29 18:36:06 gunter Exp $
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| 28 | // GEANT4 tag $Name: geant4-09-03 $
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| 29 | //
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| 30 | //
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| 31 | // class G4NormalNavigation
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| 32 | //
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| 33 | // Class description:
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| 34 | //
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| 35 | // Utility for navigation in volumes containing only G4PVPlacement
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| 36 | // daughter volumes.
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| 37 |
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| 38 | // History:
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| 39 | // - Created. Paul Kent, Aug 96
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| 40 | // --------------------------------------------------------------------
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| 41 | #ifndef G4NORMALNAVIGATION_HH
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| 42 | #define G4NORMALNAVIGATION_HH
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| 43 |
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| 44 | #include "G4NavigationHistory.hh"
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| 45 | #include "G4VPhysicalVolume.hh"
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| 46 | #include "G4LogicalVolume.hh"
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| 47 | #include "G4VSolid.hh"
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| 48 | #include "G4ThreeVector.hh"
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| 49 | #include "G4AuxiliaryNavServices.hh" // Needed for inline methods
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| 50 |
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| 51 | class G4NormalNavigation
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| 52 | {
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| 53 | public: // with description
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| 54 |
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| 55 | G4NormalNavigation();
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| 56 | // Constructor
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| 57 |
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| 58 | ~G4NormalNavigation();
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| 59 | // Destructor
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| 60 |
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| 61 | G4bool LevelLocate( G4NavigationHistory &history,
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| 62 | const G4VPhysicalVolume *blockedVol,
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| 63 | const G4int blockedNum,
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| 64 | const G4ThreeVector &globalPoint,
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| 65 | const G4ThreeVector* globalDirection,
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| 66 | const G4bool pLocatedOnEdge,
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| 67 | G4ThreeVector &localPoint);
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| 68 | // Search positioned volumes in mother at current top level of history
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| 69 | // for volume containing globalPoint. Do not test the blocked volume.
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| 70 | // If a containing volume is found, `stack' the new volume and return
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| 71 | // true, else return false (the point lying in the mother but not any
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| 72 | // of the daughters). localPoint = global point in local system on entry,
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| 73 | // point in new system on exit.
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| 74 |
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| 75 | G4double ComputeStep( const G4ThreeVector &localPoint,
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| 76 | const G4ThreeVector &localDirection,
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| 77 | const G4double currentProposedStepLength,
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| 78 | G4double &newSafety,
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| 79 | G4NavigationHistory &history,
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| 80 | G4bool &validExitNormal,
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| 81 | G4ThreeVector &exitNormal,
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| 82 | G4bool &exiting,
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| 83 | G4bool &entering,
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| 84 | G4VPhysicalVolume *(*pBlockedPhysical),
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| 85 | G4int &blockedReplicaNo );
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| 86 |
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| 87 | G4double ComputeSafety( const G4ThreeVector &globalpoint,
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| 88 | const G4NavigationHistory &history,
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| 89 | const G4double pMaxLength=DBL_MAX );
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| 90 |
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| 91 | inline G4int GetVerboseLevel();
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| 92 | inline void SetVerboseLevel(G4int level);
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| 93 | // Get/Set Verbose(ness) level.
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| 94 | // [if level>0 && G4VERBOSE, printout can occur]
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| 95 |
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| 96 | inline void CheckMode(G4bool mode);
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| 97 | // Run navigation in "check-mode", therefore using additional
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| 98 | // verifications and more strict correctness conditions.
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| 99 | // Is effective only with G4VERBOSE set.
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| 100 |
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| 101 | private:
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| 102 |
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| 103 | G4bool fCheck;
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| 104 | G4int fVerbose;
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| 105 | };
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| 106 |
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| 107 | #include "G4NormalNavigation.icc"
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| 108 |
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| 109 | #endif
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