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//
// $Id: G4NURBStubesector.hh,v 1.6 2003/04/03 15:31:06 gcosmo Exp $
// GEANT4 tag $Name: geant4-06-00 $
//
// 
// Olivier Crumeyrolle  12 September 1996

// Tubesector builder prototype
// OC 290896

// Class Description:
// Tubesector builder prototype for NURBS.
// See documentation in graphics_reps/doc for details.

#ifndef __C_G4NURBStubesector__
#define __C_G4NURBStubesector__ 1 

#include "G4NURBS.hh"

class  G4NURBStubesector : public G4NURBS
{
  public:  
    // angle in radians

    // If PHI2 smaller (or equal) than PHI1 , it is incremented
    // by 2pi as necessary to become strictly greater.

    // Except that, you can use any value for the arguments,
    // it's the renderer or you that will have troubles. 

    G4NURBStubesector(G4double RMIN, G4double RMAX,
                      G4double DZ, G4double PHI1, G4double PHI2);
    virtual ~G4NURBStubesector();
    virtual G4Visible&  operator = (const G4Visible& right);
    virtual G4VVisPrim& operator = (const G4VVisPrim& right);
    virtual const char* Whoami() const;

  protected:
    char *  mpwhoami;

  private:
    static t_inddCtrlPt DecideNbrCtrlPts(G4double PHI1, G4double PHI2);
};

#endif
// end of __C_G4NURBStubesector__