1 // Copyright (c) 1999-2014 OPEN CASCADE SAS
3 // This file is part of Open CASCADE Technology software library.
5 // This library is free software; you can redistribute it and/or modify it under
6 // the terms of the GNU Lesser General Public License version 2.1 as published
7 // by the Free Software Foundation, with special exception defined in the file
8 // OCCT_LGPL_EXCEPTION.txt. Consult the file LICENSE_LGPL_21.txt included in OCCT
9 // distribution for complete text of the license and disclaimer of any warranty.
11 // Alternatively, this file may be used under the terms of Open CASCADE
12 // commercial license or contractual agreement.
14 #ifndef _IntPatch_WLineTool_HeaderFile
15 #define _IntPatch_WLineTool_HeaderFile
17 #include <Standard_Boolean.hxx>
18 #include <Standard_Macro.hxx>
19 #include <IntPatch_WLine.hxx>
20 #include <IntPatch_SequenceOfLine.hxx>
22 class GeomAdaptor_HSurface;
23 class GeomInt_LineConstructor;
24 class IntTools_Context;
25 class Adaptor3d_TopolTool;
26 class Adaptor3d_HSurface;
28 //! IntPatch_WLineTool provides set of static methods related to walking lines.
29 class IntPatch_WLineTool
36 //! Removes equal points (leave one of equal points) from theWLine
37 //! and recompute vertex parameters.
40 //! Removes point out of borders in case of non periodic surfaces.
43 //! Removes exceed points using tube criteria:
44 //! delete 7D point if it lies near to expected lines in 2d and 3d.
45 //! Each task (2d, 2d, 3d) have its own tolerance and checked separately.
47 //! Returns new WLine or null WLine if the number
48 //! of the points is less than 2.
49 Standard_EXPORT static
50 Handle(IntPatch_WLine) ComputePurgedWLine(const Handle(IntPatch_WLine) &theWLine,
51 const Handle(Adaptor3d_HSurface) &theS1,
52 const Handle(Adaptor3d_HSurface) &theS2,
53 const Handle(Adaptor3d_TopolTool) &theDom1,
54 const Handle(Adaptor3d_TopolTool) &theDom2);
56 //! Joins all WLines from theSlin to one if it is possible and records
57 //! the result into theSlin again. Lines will be kept to be splitted if:
58 //! a) they are separated (has no common points);
59 //! b) resulted line (after joining) go through seam-edges or surface boundaries.
61 //! In addition, if points in theSPnt lies at least in one of the line in theSlin,
62 //! this point will be deleted.
63 Standard_EXPORT static void JoinWLines(IntPatch_SequenceOfLine& theSlin,
64 IntPatch_SequenceOfPoint& theSPnt,
65 const Standard_Real theTol3D,
66 const Standard_Real theU1Period,
67 const Standard_Real theU2Period,
68 const Standard_Real theV1Period,
69 const Standard_Real theV2Period,
70 const Standard_Real theUfSurf1,
71 const Standard_Real theUlSurf1,
72 const Standard_Real theVfSurf1,
73 const Standard_Real theVlSurf1,
74 const Standard_Real theUfSurf2,
75 const Standard_Real theUlSurf2,
76 const Standard_Real theVfSurf2,
77 const Standard_Real theVlSurf2);