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1 | // Created on: 1995-10-17 |
2 | // Created by: Laurent BOURESCHE |
3 | // Copyright (c) 1995-1999 Matra Datavision |
4 | // Copyright (c) 1999-2014 OPEN CASCADE SAS |
5 | // |
6 | // This file is part of Open CASCADE Technology software library. |
7 | // |
8 | // This library is free software; you can redistribute it and/or modify it under |
9 | // the terms of the GNU Lesser General Public License version 2.1 as published |
10 | // by the Free Software Foundation, with special exception defined in the file |
11 | // OCCT_LGPL_EXCEPTION.txt. Consult the file LICENSE_LGPL_21.txt included in OCCT |
12 | // distribution for complete text of the license and disclaimer of any warranty. |
13 | // |
14 | // Alternatively, this file may be used under the terms of Open CASCADE |
15 | // commercial license or contractual agreement. |
16 | |
17 | #ifndef _GeomFill_Boundary_HeaderFile |
18 | #define _GeomFill_Boundary_HeaderFile |
19 | |
20 | #include <Standard.hxx> |
21 | #include <Standard_Type.hxx> |
22 | |
23 | #include <Standard_Real.hxx> |
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24 | #include <Standard_Transient.hxx> |
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25 | #include <Standard_Boolean.hxx> |
26 | class gp_Pnt; |
27 | class gp_Vec; |
28 | |
29 | |
30 | class GeomFill_Boundary; |
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31 | DEFINE_STANDARD_HANDLE(GeomFill_Boundary, Standard_Transient) |
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32 | |
33 | //! Root class to define a boundary which will form part of a |
34 | //! contour around a gap requiring filling. |
35 | //! Any new type of constrained boundary must inherit this class. |
36 | //! The GeomFill package provides two classes to define constrained boundaries: |
37 | //! - GeomFill_SimpleBound to define an unattached boundary |
38 | //! - GeomFill_BoundWithSurf to define a boundary attached to a surface. |
39 | //! These objects are used to define the boundaries for a |
40 | //! GeomFill_ConstrainedFilling framework. |
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41 | class GeomFill_Boundary : public Standard_Transient |
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42 | { |
43 | |
44 | public: |
45 | |
46 | |
47 | Standard_EXPORT virtual gp_Pnt Value (const Standard_Real U) const = 0; |
48 | |
49 | Standard_EXPORT virtual void D1 (const Standard_Real U, gp_Pnt& P, gp_Vec& V) const = 0; |
50 | |
51 | Standard_EXPORT virtual Standard_Boolean HasNormals() const; |
52 | |
53 | Standard_EXPORT virtual gp_Vec Norm (const Standard_Real U) const; |
54 | |
55 | Standard_EXPORT virtual void D1Norm (const Standard_Real U, gp_Vec& N, gp_Vec& DN) const; |
56 | |
57 | Standard_EXPORT virtual void Reparametrize (const Standard_Real First, const Standard_Real Last, const Standard_Boolean HasDF, const Standard_Boolean HasDL, const Standard_Real DF, const Standard_Real DL, const Standard_Boolean Rev) = 0; |
58 | |
59 | Standard_EXPORT void Points (gp_Pnt& PFirst, gp_Pnt& PLast) const; |
60 | |
61 | Standard_EXPORT virtual void Bounds (Standard_Real& First, Standard_Real& Last) const = 0; |
62 | |
63 | Standard_EXPORT virtual Standard_Boolean IsDegenerated() const = 0; |
64 | |
65 | Standard_EXPORT Standard_Real Tol3d() const; |
66 | |
67 | Standard_EXPORT void Tol3d (const Standard_Real Tol); |
68 | |
69 | Standard_EXPORT Standard_Real Tolang() const; |
70 | |
71 | Standard_EXPORT void Tolang (const Standard_Real Tol); |
72 | |
73 | |
74 | |
75 | |
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76 | DEFINE_STANDARD_RTTIEXT(GeomFill_Boundary,Standard_Transient) |
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77 | |
78 | protected: |
79 | |
80 | |
81 | Standard_EXPORT GeomFill_Boundary(const Standard_Real Tol3d, const Standard_Real Tolang); |
82 | |
83 | |
84 | |
85 | private: |
86 | |
87 | |
88 | Standard_Real myT3d; |
89 | Standard_Real myTang; |
90 | |
91 | |
92 | }; |
93 | |
94 | |
95 | |
96 | |
97 | |
98 | |
99 | |
100 | #endif // _GeomFill_Boundary_HeaderFile |