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1 | // Created on: 1994-12-22 |
2 | // Created by: Remi LEQUETTE |
3 | // Copyright (c) 1994-1999 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 _BRepTools_Quilt_HeaderFile |
18 | #define _BRepTools_Quilt_HeaderFile |
19 | |
20 | #include <Standard.hxx> |
21 | #include <Standard_DefineAlloc.hxx> |
22 | #include <Standard_Handle.hxx> |
23 | |
24 | #include <TopTools_IndexedDataMapOfShapeShape.hxx> |
25 | #include <Standard_Boolean.hxx> |
26 | class Standard_NoSuchObject; |
27 | class TopoDS_Edge; |
28 | class TopoDS_Vertex; |
29 | class TopoDS_Shape; |
30 | |
31 | |
32 | //! A Tool to glue faces at common edges and |
33 | //! reconstruct shells. |
34 | //! |
35 | //! The user designate pairs of common edges using the |
36 | //! method Bind. One edge is designated as the edge to |
37 | //! use in place of the other one (they are supposed |
38 | //! to be geometrically confused, but this not |
39 | //! checked). They can be of opposite directions, this |
40 | //! is specified by the orientations. |
41 | //! |
42 | //! The user can add shapes with the Add method, all |
43 | //! the faces are registred and copies of faces and |
44 | //! edges are made to glue at the bound edges. |
45 | //! |
46 | //! The user can call the Shells methods to compute a |
47 | //! compound of shells from the current set of faces. |
48 | //! |
49 | //! If no binding is made this class can be used to |
50 | //! make shell from faces already sharing their edges. |
51 | class BRepTools_Quilt |
52 | { |
53 | public: |
54 | |
55 | DEFINE_STANDARD_ALLOC |
56 | |
57 | |
58 | Standard_EXPORT BRepTools_Quilt(); |
59 | |
60 | //! Binds <Enew> to be the new edge instead of |
61 | //! <Eold>. |
62 | //! |
63 | //! The faces of the added shape containing <Eold> |
64 | //! will be copied to substitute <Eold> by <Enew>. |
65 | //! |
66 | //! The vertices of <Eold> will be bound to the |
67 | //! vertices of <Enew> with the same orientation. |
68 | //! |
69 | //! If <Eold> and <Enew> have different orientations |
70 | //! the curves are considered to be opposite and the |
71 | //! pcurves of <Eold> will be copied and reversed in |
72 | //! the new faces. |
73 | //! |
74 | //! <Eold> must belong to the next added shape, <Enew> must belong |
75 | //! to a Shape added before. |
76 | Standard_EXPORT void Bind (const TopoDS_Edge& Eold, const TopoDS_Edge& Enew); |
77 | |
78 | //! Binds <VNew> to be a new vertex instead of <Vold>. |
79 | //! |
80 | //! The faces of the added shape containing <Vold> |
81 | //! will be copied to substitute <Vold> by <Vnew>. |
82 | Standard_EXPORT void Bind (const TopoDS_Vertex& Vold, const TopoDS_Vertex& Vnew); |
83 | |
84 | //! Add the faces of <S> to the Quilt, the faces |
85 | //! containing bounded edges are copied. |
86 | Standard_EXPORT void Add (const TopoDS_Shape& S); |
87 | |
88 | //! Returns True if <S> has been copied (<S> is a |
89 | //! vertex, an edge or a face) |
90 | Standard_EXPORT Standard_Boolean IsCopied (const TopoDS_Shape& S) const; |
91 | |
92 | //! Returns the shape substitued to <S> in the Quilt. |
93 | Standard_EXPORT const TopoDS_Shape& Copy (const TopoDS_Shape& S) const; |
94 | |
95 | //! Returns a Compound of shells made from the current |
96 | //! set of faces. The shells will be flagged as closed |
97 | //! or not closed. |
98 | Standard_EXPORT TopoDS_Shape Shells() const; |
99 | |
100 | |
101 | |
102 | |
103 | protected: |
104 | |
105 | |
106 | |
107 | |
108 | |
109 | private: |
110 | |
111 | |
112 | |
113 | TopTools_IndexedDataMapOfShapeShape myBounds; |
114 | Standard_Boolean hasCopy; |
115 | |
116 | |
117 | }; |
118 | |
119 | |
120 | |
121 | |
122 | |
123 | |
124 | |
125 | #endif // _BRepTools_Quilt_HeaderFile |