include/opencascade/TopOpeBRep_FFTransitionTool.hxx

0001 // Created on: 1994-10-27
0002 // Created by: Jean Yves LEBEY
0003 // Copyright (c) 1994-1999 Matra Datavision
0004 // Copyright (c) 1999-2014 OPEN CASCADE SAS
0005 //
0006 // This file is part of Open CASCADE Technology software library.
0007 //
0008 // This library is free software; you can redistribute it and/or modify it under
0009 // the terms of the GNU Lesser General Public License version 2.1 as published
0010 // by the Free Software Foundation, with special exception defined in the file
0011 // OCCT_LGPL_EXCEPTION.txt. Consult the file LICENSE_LGPL_21.txt included in OCCT
0012 // distribution for complete text of the license and disclaimer of any warranty.
0013 //
0014 // Alternatively, this file may be used under the terms of Open CASCADE
0015 // commercial license or contractual agreement.
0016
0017 #ifndef _TopOpeBRep_FFTransitionTool_HeaderFile
0018 #define _TopOpeBRep_FFTransitionTool_HeaderFile
0019
0020 #include <Standard.hxx>
0021 #include <Standard_DefineAlloc.hxx>
0022
0023 #include <Standard_Integer.hxx>
0024 #include <TopAbs_Orientation.hxx>
0025 class TopOpeBRepDS_Transition;
0026 class TopOpeBRep_VPointInter;
0027 class TopOpeBRep_LineInter;
0028 class TopoDS_Shape;
0029
0030
0031
0032 class TopOpeBRep_FFTransitionTool
0033 {
0034 public:
0035
0036   DEFINE_STANDARD_ALLOC
0037
0038
0039   Standard_EXPORT static TopOpeBRepDS_Transition ProcessLineTransition (const TopOpeBRep_VPointInter& P, const Standard_Integer Index, const TopAbs_Orientation EdgeOrientation);
0040
0041   Standard_EXPORT static TopOpeBRepDS_Transition ProcessLineTransition (const TopOpeBRep_VPointInter& P, const TopOpeBRep_LineInter& L);
0042
0043   Standard_EXPORT static TopOpeBRepDS_Transition ProcessEdgeTransition (const TopOpeBRep_VPointInter& P, const Standard_Integer Index, const TopAbs_Orientation LineOrientation);
0044
0045   Standard_EXPORT static TopOpeBRepDS_Transition ProcessFaceTransition (const TopOpeBRep_LineInter& L, const Standard_Integer Index, const TopAbs_Orientation FaceOrientation);
0046
0047   //! compute transition on "IntPatch_Restriction line" edge <R>
0048   //! when crossing edge <E> of face <F> at point <VP>.
0049   //! VP is given on edge <E> of face <F> of index <Index> (1 or 2).
0050   //! <VP> has been classified by FacesFiller as TopAbs_ON an edge <R>
0051   //! of the other face than <F> of current (face/face) intersection.
0052   //! Transition depends on the orientation of E in F.
0053   //! This method should be provided by IntPatch_Line (NYI)
0054   Standard_EXPORT static TopOpeBRepDS_Transition ProcessEdgeONTransition (const TopOpeBRep_VPointInter& VP, const Standard_Integer Index, const TopoDS_Shape& R, const TopoDS_Shape& E, const TopoDS_Shape& F);
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0071 };
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0079 #endif // _TopOpeBRep_FFTransitionTool_HeaderFile