0023948: Wrong intersection between a surface of revolution and a plane.

[occt.git] / src / IGESSolid / IGESSolid_Torus.cxx

// Created by: CKY / Contract Toubro-Larsen
// Copyright (c) 1993-1999 Matra Datavision
// Copyright (c) 1999-2014 OPEN CASCADE SAS
//
// This file is part of Open CASCADE Technology software library.
//
// This library is free software; you can redistribute it and/or modify it under
// the terms of the GNU Lesser General Public License version 2.1 as published
// by the Free Software Foundation, with special exception defined in the file
// OCCT_LGPL_EXCEPTION.txt. Consult the file LICENSE_LGPL_21.txt included in OCCT
// distribution for complete text of the license and disclaimer of any warranty.
//
// Alternatively, this file may be used under the terms of Open CASCADE
// commercial license or contractual agreement.

//--------------------------------------------------------------------
//--------------------------------------------------------------------

#include <IGESSolid_Torus.ixx>
#include <gp_GTrsf.hxx>


IGESSolid_Torus::IGESSolid_Torus ()    {  }


    void  IGESSolid_Torus::Init
  (const Standard_Real R1,    const Standard_Real R2,
   const gp_XYZ&       Point, const gp_XYZ&       Axisdir)
{
  theR1 = R1;
  theR2 = R2;
  thePoint = Point;               // default (0,0,0)
  theAxis  = Axisdir;             // default (0,0,1)
  InitTypeAndForm(160,0);
}

    Standard_Real  IGESSolid_Torus::MajorRadius () const
{
  return theR1;
}

    Standard_Real  IGESSolid_Torus::DiscRadius () const
{
  return theR2;
}

    gp_Pnt  IGESSolid_Torus::AxisPoint () const
{
  return gp_Pnt(thePoint);
}

    gp_Pnt  IGESSolid_Torus::TransformedAxisPoint () const
{
  if (!HasTransf()) return gp_Pnt(thePoint);
  else
    {
      gp_XYZ pnt = thePoint;
      Location().Transforms(pnt);
      return gp_Pnt(pnt);
    }
}

    gp_Dir  IGESSolid_Torus::Axis () const
{
  return gp_Dir(theAxis);
}

    gp_Dir  IGESSolid_Torus::TransformedAxis () const
{
  if (!HasTransf()) return gp_Dir(theAxis);
  else
    {
      gp_XYZ pnt = theAxis;
      gp_GTrsf loc = Location();
      loc.SetTranslationPart(gp_XYZ(0.,0.,0.));
      loc.Transforms(pnt);
      return gp_Dir(pnt);
    }
}