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 // GEANT 4 class header file 00031 // 00032 // G4RegularNavigationHelper 00033 // 00034 // Class description: 00035 // 00036 // Utility class for navigation on regular structures, providing step 00037 // lengths counting for each regular voxel of the structure. 00038 00039 // Author: Pedro Arce, November 2008 00040 // -------------------------------------------------------------------- 00041 #ifndef G4RegularNavigationHelper_HH 00042 #define G4RegularNavigationHelper_HH 00043 00044 #include <vector> 00045 #include "globals.hh" 00046 00047 class G4RegularNavigationHelper 00048 { 00049 public: 00050 static G4RegularNavigationHelper * Instance(); 00051 ~G4RegularNavigationHelper(); 00052 00053 void ClearStepLengths(); 00054 void AddStepLength( G4int copyNo, G4double slen ); 00055 const std::vector< std::pair<G4int,G4double> > & GetStepLengths(); 00056 00057 std::vector< std::pair<G4int,G4double> > theStepLengths; 00058 00059 private: 00060 G4RegularNavigationHelper(); 00061 static G4RegularNavigationHelper * theInstance; 00062 }; 00063 00064 #endif