00001 // 00002 // ******************************************************************** 00003 // * License and Disclaimer * 00004 // * * 00005 // * The Geant4 software is copyright of the Copyright Holders of * 00006 // * the Geant4 Collaboration. It is provided under the terms and * 00007 // * conditions of the Geant4 Software License, included in the file * 00008 // * LICENSE and available at http://cern.ch/geant4/license . These * 00009 // * include a list of copyright holders. * 00010 // * * 00011 // * Neither the authors of this software system, nor their employing * 00012 // * institutes,nor the agencies providing financial support for this * 00013 // * work make any representation or warranty, express or implied, * 00014 // * regarding this software system or assume any liability for its * 00015 // * use. Please see the license in the file LICENSE and URL above * 00016 // * for the full disclaimer and the limitation of liability. * 00017 // * * 00018 // * This code implementation is the result of the scientific and * 00019 // * technical work of the GEANT4 collaboration. * 00020 // * By using, copying, modifying or distributing the software (or * 00021 // * any work based on the software) you agree to acknowledge its * 00022 // * use in resulting scientific publications, and indicate your * 00023 // * acceptance of all terms of the Geant4 Software license. * 00024 // ******************************************************************** 00025 // 00026 // 00027 // $Id$ 00028 // 00029 // 00030 // class G4NormalNavigation 00031 // 00032 // Class description: 00033 // 00034 // Utility for navigation in volumes containing only G4PVPlacement 00035 // daughter volumes. 00036 00037 // History: 00038 // - Created. Paul Kent, Aug 96 00039 // -------------------------------------------------------------------- 00040 #ifndef G4NORMALNAVIGATION_HH 00041 #define G4NORMALNAVIGATION_HH 00042 00043 #include <iomanip> 00044 00045 #include "G4NavigationHistory.hh" 00046 #include "G4NavigationLogger.hh" 00047 #include "G4VPhysicalVolume.hh" 00048 #include "G4LogicalVolume.hh" 00049 #include "G4VSolid.hh" 00050 #include "G4ThreeVector.hh" 00051 #include "G4AuxiliaryNavServices.hh" // Needed for inline methods 00052 00053 class G4NormalNavigation 00054 { 00055 public: // with description 00056 00057 G4NormalNavigation(); 00058 // Constructor 00059 00060 ~G4NormalNavigation(); 00061 // Destructor 00062 00063 G4bool LevelLocate( G4NavigationHistory &history, 00064 const G4VPhysicalVolume *blockedVol, 00065 const G4int blockedNum, 00066 const G4ThreeVector &globalPoint, 00067 const G4ThreeVector* globalDirection, 00068 const G4bool pLocatedOnEdge, 00069 G4ThreeVector &localPoint); 00070 // Search positioned volumes in mother at current top level of history 00071 // for volume containing globalPoint. Do not test the blocked volume. 00072 // If a containing volume is found, `stack' the new volume and return 00073 // true, else return false (the point lying in the mother but not any 00074 // of the daughters). localPoint = global point in local system on entry, 00075 // point in new system on exit. 00076 00077 G4double ComputeStep( const G4ThreeVector &localPoint, 00078 const G4ThreeVector &localDirection, 00079 const G4double currentProposedStepLength, 00080 G4double &newSafety, 00081 G4NavigationHistory &history, 00082 G4bool &validExitNormal, 00083 G4ThreeVector &exitNormal, 00084 G4bool &exiting, 00085 G4bool &entering, 00086 G4VPhysicalVolume *(*pBlockedPhysical), 00087 G4int &blockedReplicaNo ); 00088 00089 G4double ComputeSafety( const G4ThreeVector &globalpoint, 00090 const G4NavigationHistory &history, 00091 const G4double pMaxLength=DBL_MAX ); 00092 00093 inline G4int GetVerboseLevel() const; 00094 inline void SetVerboseLevel(G4int level); 00095 // Get/Set Verbose(ness) level. 00096 // [if level>0 && G4VERBOSE, printout can occur] 00097 00098 inline void CheckMode(G4bool mode); 00099 // Run navigation in "check-mode", therefore using additional 00100 // verifications and more strict correctness conditions. 00101 // Is effective only with G4VERBOSE set. 00102 00103 private: 00104 00105 G4bool fCheck; 00106 G4NavigationLogger* fLogger; 00107 }; 00108 00109 #include "G4NormalNavigation.icc" 00110 00111 #endif