G4GeomTestSegment.hh

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// $Id$
//
// --------------------------------------------------------------------
// GEANT 4 class header file
//
// G4GeomTestSegment
//
// Class description:
//
// Locate all points on a line that intersect a solid,
// and return them in no particular order
 
// Author: D.C.Williams, UCSC ([email protected])
// --------------------------------------------------------------------
#ifndef G4GeomTestSegment_hh
#define G4GeomTestSegment_hh
 
#include "G4Types.hh"
#include "G4ThreeVector.hh"
#include "G4GeomTestPoint.hh"
 
#include <vector>
 
class G4VSolid;
class G4GeomTestLogger;
 
class G4GeomTestSegment
{
  public:  // with description
 
    G4GeomTestSegment( const G4VSolid *theSolid,
                       const G4ThreeVector &theP,
                       const G4ThreeVector &theV,
                             G4GeomTestLogger *logger );
      // Constructor
 
    const G4VSolid *GetSolid() const;
    const G4ThreeVector &GetP() const;
    const G4ThreeVector &GetV() const;
    const G4GeomTestPoint &GetPoint( G4int i ) const;
    G4int GetNumberPoints() const;
      // Accessors
 
  private:
 
    void FindPoints( G4GeomTestLogger *logger );
    void FindSomePoints( G4GeomTestLogger *logger, G4bool forward );
    void PatchInconsistencies( G4GeomTestLogger *logger );
  
    const G4VSolid * solid;
    const G4ThreeVector p0,v;
  
    std::vector<G4GeomTestPoint> points;
 
    G4double kCarTolerance;
};
 
#endif