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1 | // Created on: 1992-08-28 |
2 | // Created by: Remi LEQUETTE |
3 | // Copyright (c) 1992-1999 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_HeaderFile |
18 | #define _BRepTools_HeaderFile |
19 | |
20 | #include <Standard.hxx> |
21 | #include <Standard_DefineAlloc.hxx> |
22 | #include <Standard_Handle.hxx> |
23 | |
24 | #include <Standard_Real.hxx> |
25 | #include <Standard_Boolean.hxx> |
26 | #include <TopTools_IndexedMapOfShape.hxx> |
27 | #include <Standard_OStream.hxx> |
28 | #include <Standard_IStream.hxx> |
29 | #include <Standard_CString.hxx> |
30 | class TopoDS_Face; |
31 | class TopoDS_Wire; |
32 | class TopoDS_Edge; |
33 | class Bnd_Box2d; |
34 | class TopoDS_Vertex; |
35 | class TopoDS_Shell; |
36 | class TopoDS_Solid; |
37 | class TopoDS_CompSolid; |
38 | class TopoDS_Compound; |
39 | class TopoDS_Shape; |
40 | class Message_ProgressIndicator; |
41 | class BRep_Builder; |
42 | class BRepTools_WireExplorer; |
43 | class BRepTools_Modification; |
44 | class BRepTools_Modifier; |
45 | class BRepTools_TrsfModification; |
46 | class BRepTools_NurbsConvertModification; |
47 | class BRepTools_GTrsfModification; |
48 | class BRepTools_Substitution; |
49 | class BRepTools_Quilt; |
50 | class BRepTools_ShapeSet; |
51 | class BRepTools_ReShape; |
52 | |
53 | |
54 | //! The BRepTools package provides utilities for BRep |
55 | //! data structures. |
56 | //! |
57 | //! * WireExplorer : A tool to explore the topology of |
58 | //! a wire in the order of the edges. |
59 | //! |
60 | //! * ShapeSet : Tools used for dumping, writing and |
61 | //! reading. |
62 | //! |
63 | //! * UVBounds : Methods to compute the limits of the |
64 | //! boundary of a face, a wire or an edge in the |
65 | //! parametric space of a face. |
66 | //! |
67 | //! * Update : Methods to call when a topology has |
68 | //! been created to compute all missing data. |
69 | //! |
70 | //! * UpdateFaceUVPoints : Method to update the UV |
71 | //! points stored with the edges on a face. This |
72 | //! method ensure that connected edges have the same |
73 | //! UV point on their common extremity. |
74 | //! |
75 | //! * Compare : Method to compare two vertices. |
76 | //! |
77 | //! * Compare : Method to compare two edges. |
78 | //! |
79 | //! * OuterWire : A method to find the outer wire of a |
80 | //! face. |
81 | //! |
82 | //! * Map3DEdges : A method to map all the 3D Edges of |
83 | //! a Shape. |
84 | //! |
85 | //! * Dump : A method to dump a BRep object. |
86 | class BRepTools |
87 | { |
88 | public: |
89 | |
90 | DEFINE_STANDARD_ALLOC |
91 | |
92 | |
93 | //! Returns in UMin, UMax, VMin, VMax the bounding |
94 | //! values in the parametric space of F. |
95 | Standard_EXPORT static void UVBounds (const TopoDS_Face& F, Standard_Real& UMin, Standard_Real& UMax, Standard_Real& VMin, Standard_Real& VMax); |
96 | |
97 | //! Returns in UMin, UMax, VMin, VMax the bounding |
98 | //! values of the wire in the parametric space of F. |
99 | Standard_EXPORT static void UVBounds (const TopoDS_Face& F, const TopoDS_Wire& W, Standard_Real& UMin, Standard_Real& UMax, Standard_Real& VMin, Standard_Real& VMax); |
100 | |
101 | //! Returns in UMin, UMax, VMin, VMax the bounding |
102 | //! values of the edge in the parametric space of F. |
103 | Standard_EXPORT static void UVBounds (const TopoDS_Face& F, const TopoDS_Edge& E, Standard_Real& UMin, Standard_Real& UMax, Standard_Real& VMin, Standard_Real& VMax); |
104 | |
105 | //! Adds to the box <B> the bounding values in the |
106 | //! parametric space of F. |
107 | Standard_EXPORT static void AddUVBounds (const TopoDS_Face& F, Bnd_Box2d& B); |
108 | |
109 | //! Adds to the box <B> the bounding values of the |
110 | //! wire in the parametric space of F. |
111 | Standard_EXPORT static void AddUVBounds (const TopoDS_Face& F, const TopoDS_Wire& W, Bnd_Box2d& B); |
112 | |
113 | //! Adds to the box <B> the bounding values of the |
114 | //! edge in the parametric space of F. |
115 | Standard_EXPORT static void AddUVBounds (const TopoDS_Face& F, const TopoDS_Edge& E, Bnd_Box2d& B); |
116 | |
117 | //! Update a vertex (nothing is done) |
118 | Standard_EXPORT static void Update (const TopoDS_Vertex& V); |
119 | |
120 | //! Update an edge, compute 2d bounding boxes. |
121 | Standard_EXPORT static void Update (const TopoDS_Edge& E); |
122 | |
123 | //! Update a wire (nothing is done) |
124 | Standard_EXPORT static void Update (const TopoDS_Wire& W); |
125 | |
126 | //! Update a Face, update UV points. |
127 | Standard_EXPORT static void Update (const TopoDS_Face& F); |
128 | |
129 | //! Update a shell (nothing is done) |
130 | Standard_EXPORT static void Update (const TopoDS_Shell& S); |
131 | |
132 | //! Update a solid (nothing is done) |
133 | Standard_EXPORT static void Update (const TopoDS_Solid& S); |
134 | |
135 | //! Update a composite solid (nothing is done) |
136 | Standard_EXPORT static void Update (const TopoDS_CompSolid& C); |
137 | |
138 | //! Update a compound (nothing is done) |
139 | Standard_EXPORT static void Update (const TopoDS_Compound& C); |
140 | |
141 | //! Update a shape, call the corect update. |
142 | Standard_EXPORT static void Update (const TopoDS_Shape& S); |
143 | |
144 | //! For all the edges of the face <F> reset the UV |
145 | //! points to ensure that connected faces have the |
146 | //! same point at there common extremity. |
147 | Standard_EXPORT static void UpdateFaceUVPoints (const TopoDS_Face& F); |
148 | |
149 | //! Removes all the triangulations of the faces of <S> |
150 | //! and removes all polygons on triangulations of the |
151 | //! edges. |
152 | Standard_EXPORT static void Clean (const TopoDS_Shape& S); |
153 | |
154 | //! Removes all the pcurves of the edges of <S> that |
155 | //! refer to surfaces not belonging to any face of <S> |
156 | Standard_EXPORT static void RemoveUnusedPCurves (const TopoDS_Shape& S); |
157 | |
158 | //! verifies that each face from the shape <S> has got |
159 | //! a triangulation with a deflection <= deflec and |
160 | //! the edges a discretisation on this triangulation. |
161 | Standard_EXPORT static Standard_Boolean Triangulation (const TopoDS_Shape& S, const Standard_Real deflec); |
162 | |
163 | //! Returns True if the distance between the two |
164 | //! vertices is lower than their tolerance. |
165 | Standard_EXPORT static Standard_Boolean Compare (const TopoDS_Vertex& V1, const TopoDS_Vertex& V2); |
166 | |
167 | //! Returns True if the distance between the two |
168 | //! edges is lower than their tolerance. |
169 | Standard_EXPORT static Standard_Boolean Compare (const TopoDS_Edge& E1, const TopoDS_Edge& E2); |
170 | |
171 | //! Returns the outer most wire of <F>. Returns a Null |
172 | //! wire if <F> has no wires. |
173 | Standard_EXPORT static TopoDS_Wire OuterWire (const TopoDS_Face& F); |
174 | |
175 | //! Stores in the map <M> all the 3D topology edges |
176 | //! of <S>. |
177 | Standard_EXPORT static void Map3DEdges (const TopoDS_Shape& S, TopTools_IndexedMapOfShape& M); |
178 | |
179 | //! Verifies that the edge <E> is found two times on |
180 | //! the face <F> before calling BRep_Tool::IsClosed. |
181 | Standard_EXPORT static Standard_Boolean IsReallyClosed (const TopoDS_Edge& E, const TopoDS_Face& F); |
182 | |
183 | //! Dumps the topological structure and the geometry |
184 | //! of <Sh> on the stream <S>. |
185 | Standard_EXPORT static void Dump (const TopoDS_Shape& Sh, Standard_OStream& S); |
186 | |
187 | //! Writes <Sh> on <S> in an ASCII format. |
188 | Standard_EXPORT static void Write (const TopoDS_Shape& Sh, Standard_OStream& S, const Handle(Message_ProgressIndicator)& PR = NULL); |
189 | |
190 | //! Reads a Shape from <S> in returns it in <Sh>. |
191 | //! <B> is used to build the shape. |
192 | Standard_EXPORT static void Read (TopoDS_Shape& Sh, Standard_IStream& S, const BRep_Builder& B, const Handle(Message_ProgressIndicator)& PR = NULL); |
193 | |
194 | //! Writes <Sh> in <File>. |
195 | Standard_EXPORT static Standard_Boolean Write (const TopoDS_Shape& Sh, const Standard_CString File, const Handle(Message_ProgressIndicator)& PR = NULL); |
196 | |
197 | //! Reads a Shape from <File>, returns it in <Sh>. |
198 | //! <B> is used to build the shape. |
199 | Standard_EXPORT static Standard_Boolean Read (TopoDS_Shape& Sh, const Standard_CString File, const BRep_Builder& B, const Handle(Message_ProgressIndicator)& PR = NULL); |
200 | |
201 | |
202 | |
203 | |
204 | protected: |
205 | |
206 | |
207 | |
208 | |
209 | |
210 | private: |
211 | |
212 | |
213 | |
214 | |
215 | friend class BRepTools_WireExplorer; |
216 | friend class BRepTools_Modification; |
217 | friend class BRepTools_Modifier; |
218 | friend class BRepTools_TrsfModification; |
219 | friend class BRepTools_NurbsConvertModification; |
220 | friend class BRepTools_GTrsfModification; |
221 | friend class BRepTools_Substitution; |
222 | friend class BRepTools_Quilt; |
223 | friend class BRepTools_ShapeSet; |
224 | friend class BRepTools_ReShape; |
225 | |
226 | }; |
227 | |
228 | |
229 | |
230 | |
231 | |
232 | |
233 | |
234 | #endif // _BRepTools_HeaderFile |