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 G4GeometryCellStep 00031 // 00032 // Class description: 00033 // 00034 // This class serves to address the "cell" a track previously 00035 // touched and a "cell" a track is currently in. It is used 00036 // for scoring and importance sampling in the "mass" geometry as well 00037 // as in a "parallel" geometry. 00038 // The "cell" information is available with the GetPreGeometryCell and 00039 // the GetPostGeometryCell functions. 00040 // The GetCrossBoundary finction returns true in case the step 00041 // crosses a boundary in the geometry this G4GeometryCellStep 00042 // refers to. 00043 00044 // Author: Michael Dressel (Michael.Dressel@cern.ch) 00045 // ---------------------------------------------------------------------- 00046 #ifndef G4GeometryCellStep_hh 00047 #define G4GeometryCellStep_hh G4GeometryCellStep_hh 00048 00049 #include "G4GeometryCell.hh" 00050 00051 class G4GeometryCellStep 00052 { 00053 public: // with description 00054 G4GeometryCellStep(const G4GeometryCell &preCell, 00055 const G4GeometryCell &postCell); 00056 // initialise pre and post G4GeometryCell 00057 00058 ~G4GeometryCellStep(); 00059 00060 const G4GeometryCell &GetPreGeometryCell() const; 00061 // addressing the "cell" the track previously touched 00062 00063 const G4GeometryCell &GetPostGeometryCell() const; 00064 // addressing the current "cell" 00065 00066 G4bool GetCrossBoundary() const; 00067 // returns true if step crosses boundary of the geometry it refers to 00068 00069 // the following functions are used by the scoring and importance 00070 // system to set the cell information. 00071 void SetPreGeometryCell(const G4GeometryCell &preCell); 00072 00073 void SetPostGeometryCell(const G4GeometryCell &postCell); 00074 00075 void SetCrossBoundary(G4bool b); 00076 00077 private: 00078 G4GeometryCell fPreGeometryCell; 00079 G4GeometryCell fPostGeometryCell; 00080 G4bool fCrossBoundary; 00081 00082 }; 00083 00084 00085 00086 inline void G4GeometryCellStep::SetPreGeometryCell(const G4GeometryCell &preCell) 00087 { 00088 fPreGeometryCell = preCell; 00089 } 00090 00091 inline void G4GeometryCellStep::SetPostGeometryCell(const G4GeometryCell &postCell) 00092 { 00093 fPostGeometryCell = postCell; 00094 } 00095 00096 inline void G4GeometryCellStep::SetCrossBoundary(G4bool b) 00097 { 00098 fCrossBoundary = b; 00099 } 00100 00101 inline const G4GeometryCell &G4GeometryCellStep::GetPreGeometryCell() const 00102 { 00103 return fPreGeometryCell; 00104 } 00105 00106 inline const G4GeometryCell &G4GeometryCellStep::GetPostGeometryCell() const 00107 { 00108 return fPostGeometryCell; 00109 } 00110 00111 inline G4bool G4GeometryCellStep::GetCrossBoundary() const 00112 { 00113 return fCrossBoundary; 00114 } 00115 00116 00117 #endif