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 // G4GeomTestSegment 00033 // 00034 // Class description: 00035 // 00036 // Locate all points on a line that intersect a solid, 00037 // and return them in no particular order 00038 00039 // Author: D.C.Williams, UCSC (davidw@scipp.ucsc.edu) 00040 // -------------------------------------------------------------------- 00041 #ifndef G4GeomTestSegment_hh 00042 #define G4GeomTestSegment_hh 00043 00044 #include "G4Types.hh" 00045 #include "G4ThreeVector.hh" 00046 #include "G4GeomTestPoint.hh" 00047 00048 #include <vector> 00049 00050 class G4VSolid; 00051 class G4GeomTestLogger; 00052 00053 class G4GeomTestSegment 00054 { 00055 public: // with description 00056 00057 G4GeomTestSegment( const G4VSolid *theSolid, 00058 const G4ThreeVector &theP, 00059 const G4ThreeVector &theV, 00060 G4GeomTestLogger *logger ); 00061 // Constructor 00062 00063 const G4VSolid *GetSolid() const; 00064 const G4ThreeVector &GetP() const; 00065 const G4ThreeVector &GetV() const; 00066 const G4GeomTestPoint &GetPoint( G4int i ) const; 00067 G4int GetNumberPoints() const; 00068 // Accessors 00069 00070 private: 00071 00072 void FindPoints( G4GeomTestLogger *logger ); 00073 void FindSomePoints( G4GeomTestLogger *logger, G4bool forward ); 00074 void PatchInconsistencies( G4GeomTestLogger *logger ); 00075 00076 const G4VSolid * solid; 00077 const G4ThreeVector p0,v; 00078 00079 std::vector<G4GeomTestPoint> points; 00080 00081 G4double kCarTolerance; 00082 }; 00083 00084 #endif