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146 lines
4.2 KiB
C++
146 lines
4.2 KiB
C++
// Created on: 1992-08-25
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// Created by: Modelistation
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// Copyright (c) 1992-1999 Matra Datavision
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// Copyright (c) 1999-2014 OPEN CASCADE SAS
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//
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// This file is part of Open CASCADE Technology software library.
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//
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// This library is free software; you can redistribute it and/or modify it under
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// the terms of the GNU Lesser General Public License version 2.1 as published
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// by the Free Software Foundation, with special exception defined in the file
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// OCCT_LGPL_EXCEPTION.txt. Consult the file LICENSE_LGPL_21.txt included in OCCT
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// distribution for complete text of the license and disclaimer of any warranty.
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//
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// Alternatively, this file may be used under the terms of Open CASCADE
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// commercial license or contractual agreement.
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#include <BRep_CurveOn2Surfaces.hxx>
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#include <BRep_CurveRepresentation.hxx>
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#include <BRep_GCurve.hxx>
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#include <BRep_ListIteratorOfListOfCurveRepresentation.hxx>
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#include <BRep_ListOfCurveRepresentation.hxx>
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#include <BRep_TEdge.hxx>
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#include <Standard_Type.hxx>
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#include <TopAbs.hxx>
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#include <TopoDS_TShape.hxx>
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IMPLEMENT_STANDARD_RTTIEXT(BRep_TEdge,TopoDS_TEdge)
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static const Standard_Integer ParameterMask = 1;
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static const Standard_Integer RangeMask = 2;
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static const Standard_Integer DegeneratedMask = 4;
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//=======================================================================
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//function : BRep_TEdge
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//purpose :
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//=======================================================================
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BRep_TEdge::BRep_TEdge() :
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TopoDS_TEdge(),
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myTolerance(RealEpsilon()),
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myFlags(0)
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{
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SameParameter(Standard_True);
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SameRange(Standard_True);
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}
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//=======================================================================
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//function : SameParameter
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//purpose :
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//=======================================================================
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Standard_Boolean BRep_TEdge::SameParameter()const
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{
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return myFlags & ParameterMask;
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}
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//=======================================================================
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//function : SameParameter
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//purpose :
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//=======================================================================
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void BRep_TEdge::SameParameter(const Standard_Boolean S)
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{
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if (S) myFlags |= ParameterMask;
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else myFlags &= ~ParameterMask;
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}
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//=======================================================================
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//function : SameRange
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//purpose :
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//=======================================================================
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Standard_Boolean BRep_TEdge::SameRange()const
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{
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return myFlags & RangeMask;
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}
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//=======================================================================
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//function : SameRange
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//purpose :
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//=======================================================================
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void BRep_TEdge::SameRange(const Standard_Boolean S)
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{
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if (S) myFlags |= RangeMask;
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else myFlags &= ~RangeMask;
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}
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//=======================================================================
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//function : Degenerated
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//purpose :
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//=======================================================================
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Standard_Boolean BRep_TEdge::Degenerated()const
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{
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return myFlags & DegeneratedMask;
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}
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//=======================================================================
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//function : Degenerated
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//purpose :
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//=======================================================================
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void BRep_TEdge::Degenerated(const Standard_Boolean S)
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{
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if (S) myFlags |= DegeneratedMask;
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else myFlags &= ~DegeneratedMask;
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}
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//=======================================================================
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//function : EmptyCopy
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//purpose :
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//=======================================================================
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Handle(TopoDS_TShape) BRep_TEdge::EmptyCopy() const
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{
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Handle(BRep_TEdge) TE =
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new BRep_TEdge();
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TE->Tolerance(myTolerance);
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// copy the curves representations
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BRep_ListOfCurveRepresentation& l = TE->ChangeCurves();
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BRep_ListIteratorOfListOfCurveRepresentation itr(myCurves);
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while (itr.More()) {
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// on ne recopie PAS les polygones
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if ( itr.Value()->IsKind(STANDARD_TYPE(BRep_GCurve)) ||
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itr.Value()->IsKind(STANDARD_TYPE(BRep_CurveOn2Surfaces)) ) {
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l.Append(itr.Value()->Copy());
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}
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itr.Next();
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}
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TE->Degenerated(Degenerated());
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TE->SameParameter(SameParameter());
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TE->SameRange(SameRange());
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return TE;
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}
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