// Created on: 1997-04-17
// Created by: Christophe MARION
// Copyright (c) 1997-1999 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 <HLRAlgo_Interference.hxx>

//=======================================================================
//function : InitVertices
//purpose  : 
//=======================================================================

inline void HLRBRep_EdgeInterferenceTool::InitVertices()
{ cur = 0; }

//=======================================================================
//function : MoreVertices
//purpose  : 
//=======================================================================

inline Standard_Boolean
HLRBRep_EdgeInterferenceTool::MoreVertices() const
{ return cur < 2; }

//=======================================================================
//function : NextVertex
//purpose  : 
//=======================================================================

inline void HLRBRep_EdgeInterferenceTool::NextVertex()
{ cur++; }

//=======================================================================
//function : CurrentVertex
//purpose  : 
//=======================================================================

inline const HLRAlgo_Intersection&
HLRBRep_EdgeInterferenceTool::CurrentVertex
  () const
{ return inter[cur]; }

//=======================================================================
//function : CurrentOrientation
//purpose  : 
//=======================================================================

inline TopAbs_Orientation
HLRBRep_EdgeInterferenceTool::CurrentOrientation
  () const
{
  if (cur == 0) return TopAbs_FORWARD;
  else          return TopAbs_REVERSED;
}

//=======================================================================
//function : CurrentParameter
//purpose  : 
//=======================================================================

inline Standard_Real
HLRBRep_EdgeInterferenceTool::CurrentParameter() const
{ return inter[cur].Parameter(); }

//=======================================================================
//function : IsPeriodic
//purpose  : 
//=======================================================================

inline Standard_Boolean 
HLRBRep_EdgeInterferenceTool::IsPeriodic() const
{ return Standard_False; }

//=======================================================================
//function : ParameterOfInterference
//purpose  : 
//=======================================================================

inline Standard_Real
HLRBRep_EdgeInterferenceTool::ParameterOfInterference
  (const HLRAlgo_Interference& I) const
{ return I.Intersection().Parameter(); }