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1 | // Created on: 1996-07-15 |
2 | // Created by: Laurent BUCHARD |
3 | // Copyright (c) 1996-1999 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 _BRepClass3d_SClassifier_HeaderFile |
18 | #define _BRepClass3d_SClassifier_HeaderFile |
19 | |
20 | #include <Standard.hxx> |
21 | #include <Standard_DefineAlloc.hxx> |
22 | #include <Standard_Handle.hxx> |
23 | |
24 | #include <TopoDS_Face.hxx> |
25 | #include <Standard_Integer.hxx> |
26 | #include <Standard_Real.hxx> |
27 | #include <Standard_Boolean.hxx> |
28 | #include <TopAbs_State.hxx> |
29 | class Standard_DomainError; |
30 | class BRepClass3d_SolidExplorer; |
31 | class gp_Pnt; |
32 | class TopoDS_Face; |
33 | |
34 | |
35 | //! Provides an algorithm to classify a point in a solid. |
36 | class BRepClass3d_SClassifier |
37 | { |
38 | public: |
39 | |
40 | DEFINE_STANDARD_ALLOC |
41 | |
42 | |
43 | //! Empty constructor. |
44 | Standard_EXPORT BRepClass3d_SClassifier(); |
45 | |
46 | //! Constructor to classify the point P with the |
47 | //! tolerance Tol on the solid S. |
48 | Standard_EXPORT BRepClass3d_SClassifier(BRepClass3d_SolidExplorer& S, const gp_Pnt& P, const Standard_Real Tol); |
49 | |
50 | //! Classify the point P with the |
51 | //! tolerance Tol on the solid S. |
52 | Standard_EXPORT void Perform (BRepClass3d_SolidExplorer& S, const gp_Pnt& P, const Standard_Real Tol); |
53 | |
54 | //! Classify an infinite point with the |
55 | //! tolerance Tol on the solid S. |
56 | Standard_EXPORT void PerformInfinitePoint (BRepClass3d_SolidExplorer& S, const Standard_Real Tol); |
57 | |
58 | //! Returns True if the classification has been |
59 | //! computed by rejection. |
60 | //! The State is then OUT. |
61 | Standard_EXPORT Standard_Boolean Rejected() const; |
62 | |
63 | //! Returns the result of the classification. |
64 | Standard_EXPORT TopAbs_State State() const; |
65 | |
66 | //! Returns True when the point is a point of a face. |
67 | Standard_EXPORT Standard_Boolean IsOnAFace() const; |
68 | |
69 | //! Returns the face used to determine the |
70 | //! classification. When the state is ON, this is the |
71 | //! face containing the point. |
72 | //! |
73 | //! When Rejected() returns True, Face() has no signification. |
74 | Standard_EXPORT TopoDS_Face Face() const; |
75 | |
76 | |
77 | |
78 | |
79 | protected: |
80 | |
81 | |
82 | Standard_EXPORT void ForceIn(); |
83 | |
84 | Standard_EXPORT void ForceOut(); |
85 | |
86 | |
87 | |
88 | |
89 | private: |
90 | |
91 | |
92 | |
93 | TopoDS_Face myFace; |
94 | Standard_Integer myState; |
95 | |
96 | |
97 | }; |
98 | |
99 | |
100 | |
101 | |
102 | |
103 | |
104 | |
105 | #endif // _BRepClass3d_SClassifier_HeaderFile |