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105 lines
3.2 KiB
C++
105 lines
3.2 KiB
C++
// Created on: 1993-06-17
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// Created by: Jean Yves LEBEY
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// Copyright (c) 1993-1999 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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#ifndef _TopOpeBRepBuild_WireEdgeClassifier_HeaderFile
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#define _TopOpeBRepBuild_WireEdgeClassifier_HeaderFile
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#include <Standard.hxx>
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#include <Standard_DefineAlloc.hxx>
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#include <Standard_Handle.hxx>
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#include <Standard_Boolean.hxx>
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#include <gp_Pnt2d.hxx>
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#include <BRepClass_Edge.hxx>
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#include <BRepClass_FacePassiveClassifier.hxx>
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#include <TopoDS_Shape.hxx>
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#include <TopOpeBRepBuild_CompositeClassifier.hxx>
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#include <TopAbs_State.hxx>
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class TopoDS_Shape;
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class TopOpeBRepBuild_BlockBuilder;
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class TopOpeBRepBuild_Loop;
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//! Classify edges and wires.
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//! shapes are Wires, Element are Edge.
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class TopOpeBRepBuild_WireEdgeClassifier : public TopOpeBRepBuild_CompositeClassifier
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{
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public:
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DEFINE_STANDARD_ALLOC
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//! Creates a classifier on edge <F>.
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//! Used to compare edges and wires on the edge <F>.
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Standard_EXPORT TopOpeBRepBuild_WireEdgeClassifier(const TopoDS_Shape& F, const TopOpeBRepBuild_BlockBuilder& BB);
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Standard_EXPORT virtual TopAbs_State Compare (const Handle(TopOpeBRepBuild_Loop)& L1, const Handle(TopOpeBRepBuild_Loop)& L2) Standard_OVERRIDE;
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Standard_EXPORT TopoDS_Shape LoopToShape (const Handle(TopOpeBRepBuild_Loop)& L);
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//! classify wire <B1> with wire <B2>
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Standard_EXPORT TopAbs_State CompareShapes (const TopoDS_Shape& B1, const TopoDS_Shape& B2) Standard_OVERRIDE;
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//! classify edge <E> with wire <B>
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Standard_EXPORT TopAbs_State CompareElementToShape (const TopoDS_Shape& E, const TopoDS_Shape& B) Standard_OVERRIDE;
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//! prepare classification involving wire <B>
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//! calls ResetElement on first edge of <B>
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Standard_EXPORT void ResetShape (const TopoDS_Shape& B) Standard_OVERRIDE;
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//! prepare classification involving edge <E>
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//! define 2D point (later used in Compare()) on first vertex of edge <E>.
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Standard_EXPORT void ResetElement (const TopoDS_Shape& E) Standard_OVERRIDE;
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//! Add the edge <E> in the set of edges used in 2D point
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//! classification.
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Standard_EXPORT Standard_Boolean CompareElement (const TopoDS_Shape& E) Standard_OVERRIDE;
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//! Returns state of classification of 2D point, defined by
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//! ResetElement, with the current set of edges, defined by Compare.
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Standard_EXPORT TopAbs_State State() Standard_OVERRIDE;
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protected:
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private:
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Standard_Boolean myFirstCompare;
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gp_Pnt2d myPoint2d;
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BRepClass_Edge myBCEdge;
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BRepClass_FacePassiveClassifier myFPC;
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TopoDS_Shape myShape;
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};
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#endif // _TopOpeBRepBuild_WireEdgeClassifier_HeaderFile
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