G4GeomTestErrorList.hh

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// $Id$
//
// --------------------------------------------------------------------
// GEANT 4 class header file
//
// G4GeomTestErrorList
//
// Class description:
//
// A list of line segments that are found inside two
// separate daughter volumes, indicating a geometry error.
//
// This class relies on the compiler generated copy constructor
// and assignment operator.
 
// Author: D.C.Williams, UCSC (davidw@scipp.ucsc.edu)
// --------------------------------------------------------------------
#ifndef G4GeomTestErrorList_hh
#define G4GeomTestErrorList_hh
 
#include <vector>
 
#include "G4Types.hh"
#include "G4ThreeVector.hh"
#include "G4RotationMatrix.hh"
 
class G4VPhysicalVolume;
 
class G4GeomTestErrorList
{
  public:  // with description
  
    G4GeomTestErrorList( const G4VPhysicalVolume *theMother );
    virtual ~G4GeomTestErrorList();
      // Constructor and virtual destructor
 
    void AddError( const G4ThreeVector &s1, const G4ThreeVector &s2  );
      // Declare a new instance of an error, by specifying
      // two points in the coordinate system of the mother
 
    const G4VPhysicalVolume *GetMother() const;
      // Return pointers to mother volume
 
    G4int NumError() const;
      // Return number of errors
 
    void GetMotherPoints( G4int i, G4ThreeVector &s1, G4ThreeVector &s2 ) const;
    void GetGlobalPoints( G4int i, G4ThreeVector &s1, G4ThreeVector &s2 ) const;
      // Return start and end points in various
      // coordinate systems
 
    void GetOneDaughtPoints( const G4VPhysicalVolume *daught,
                          G4int i, G4ThreeVector &s1, G4ThreeVector &s2 ) const;
      // Return start and end points in the coordinate system of a 
      // daughter volume
 
  private:
  
    void FindGlobalCoordinateSystem();
      // Calculate the global coordinate system
 
    class Segment
    {
      public:
        Segment( const G4ThreeVector &as1, const G4ThreeVector &as2 )
          : s1(as1), s2(as2) {;}
    
        const G4ThreeVector &GetS1() const { return s1; }
        const G4ThreeVector &GetS2() const { return s2; }
    
      private:
        G4ThreeVector s1, s2;
    };
    std::vector<Segment> segments;
      // List of error segments
 
    const G4VPhysicalVolume *mother;
      // Mother volume
 
    G4ThreeVector globalTranslation;
    G4RotationMatrix globalRotation;
      // Global coordinate system with respect to mother
};
 
#endif