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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> |
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30 | |
31 | #include <Message_ProgressIndicator.hxx> |
32 | |
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33 | class TopoDS_Face; |
34 | class TopoDS_Wire; |
35 | class TopoDS_Edge; |
36 | class Bnd_Box2d; |
37 | class TopoDS_Vertex; |
38 | class TopoDS_Shell; |
39 | class TopoDS_Solid; |
40 | class TopoDS_CompSolid; |
41 | class TopoDS_Compound; |
42 | class TopoDS_Shape; |
43 | class Message_ProgressIndicator; |
44 | class BRep_Builder; |
45 | class BRepTools_WireExplorer; |
46 | class BRepTools_Modification; |
47 | class BRepTools_Modifier; |
48 | class BRepTools_TrsfModification; |
49 | class BRepTools_NurbsConvertModification; |
50 | class BRepTools_GTrsfModification; |
51 | class BRepTools_Substitution; |
52 | class BRepTools_Quilt; |
53 | class BRepTools_ShapeSet; |
54 | class BRepTools_ReShape; |
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55 | class Geom_Curve; |
56 | class Geom2d_Curve; |
57 | class Geom_Surface; |
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58 | |
59 | |
60 | //! The BRepTools package provides utilities for BRep |
61 | //! data structures. |
62 | //! |
63 | //! * WireExplorer : A tool to explore the topology of |
64 | //! a wire in the order of the edges. |
65 | //! |
66 | //! * ShapeSet : Tools used for dumping, writing and |
67 | //! reading. |
68 | //! |
69 | //! * UVBounds : Methods to compute the limits of the |
70 | //! boundary of a face, a wire or an edge in the |
71 | //! parametric space of a face. |
72 | //! |
73 | //! * Update : Methods to call when a topology has |
74 | //! been created to compute all missing data. |
75 | //! |
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76 | //! * UpdateFaceUVPoints: Method to update the UV points |
77 | //! stored with the edges on a face. |
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78 | //! |
79 | //! * Compare : Method to compare two vertices. |
80 | //! |
81 | //! * Compare : Method to compare two edges. |
82 | //! |
83 | //! * OuterWire : A method to find the outer wire of a |
84 | //! face. |
85 | //! |
86 | //! * Map3DEdges : A method to map all the 3D Edges of |
87 | //! a Shape. |
88 | //! |
89 | //! * Dump : A method to dump a BRep object. |
90 | class BRepTools |
91 | { |
92 | public: |
93 | |
94 | DEFINE_STANDARD_ALLOC |
95 | |
96 | |
97 | //! Returns in UMin, UMax, VMin, VMax the bounding |
98 | //! values in the parametric space of F. |
99 | Standard_EXPORT static void UVBounds (const TopoDS_Face& F, 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 wire in the parametric space of F. |
103 | 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); |
104 | |
105 | //! Returns in UMin, UMax, VMin, VMax the bounding |
106 | //! values of the edge in the parametric space of F. |
107 | 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); |
108 | |
109 | //! Adds to the box <B> the bounding values in the |
110 | //! parametric space of F. |
111 | Standard_EXPORT static void AddUVBounds (const TopoDS_Face& F, Bnd_Box2d& B); |
112 | |
113 | //! Adds to the box <B> the bounding values of the |
114 | //! wire in the parametric space of F. |
115 | Standard_EXPORT static void AddUVBounds (const TopoDS_Face& F, const TopoDS_Wire& W, Bnd_Box2d& B); |
116 | |
117 | //! Adds to the box <B> the bounding values of the |
118 | //! edge in the parametric space of F. |
119 | Standard_EXPORT static void AddUVBounds (const TopoDS_Face& F, const TopoDS_Edge& E, Bnd_Box2d& B); |
120 | |
121 | //! Update a vertex (nothing is done) |
122 | Standard_EXPORT static void Update (const TopoDS_Vertex& V); |
123 | |
124 | //! Update an edge, compute 2d bounding boxes. |
125 | Standard_EXPORT static void Update (const TopoDS_Edge& E); |
126 | |
127 | //! Update a wire (nothing is done) |
128 | Standard_EXPORT static void Update (const TopoDS_Wire& W); |
129 | |
130 | //! Update a Face, update UV points. |
131 | Standard_EXPORT static void Update (const TopoDS_Face& F); |
132 | |
133 | //! Update a shell (nothing is done) |
134 | Standard_EXPORT static void Update (const TopoDS_Shell& S); |
135 | |
136 | //! Update a solid (nothing is done) |
137 | Standard_EXPORT static void Update (const TopoDS_Solid& S); |
138 | |
139 | //! Update a composite solid (nothing is done) |
140 | Standard_EXPORT static void Update (const TopoDS_CompSolid& C); |
141 | |
142 | //! Update a compound (nothing is done) |
143 | Standard_EXPORT static void Update (const TopoDS_Compound& C); |
144 | |
145 | //! Update a shape, call the corect update. |
146 | Standard_EXPORT static void Update (const TopoDS_Shape& S); |
147 | |
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148 | //! For each edge of the face <F> reset the UV points |
149 | //! to the bounding points of the parametric curve of the |
150 | //! edge on the face. |
151 | Standard_EXPORT static void UpdateFaceUVPoints (const TopoDS_Face& theF); |
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152 | |
153 | //! Removes all the triangulations of the faces of <S> |
154 | //! and removes all polygons on triangulations of the |
155 | //! edges. |
156 | Standard_EXPORT static void Clean (const TopoDS_Shape& S); |
157 | |
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158 | //! Removes geometry (curves and surfaces) from all edges and faces of the shape |
159 | Standard_EXPORT static void CleanGeometry(const TopoDS_Shape& theShape); |
160 | |
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161 | //! Removes all the pcurves of the edges of <S> that |
162 | //! refer to surfaces not belonging to any face of <S> |
163 | Standard_EXPORT static void RemoveUnusedPCurves (const TopoDS_Shape& S); |
164 | |
165 | //! verifies that each face from the shape <S> has got |
166 | //! a triangulation with a deflection <= deflec and |
167 | //! the edges a discretisation on this triangulation. |
168 | Standard_EXPORT static Standard_Boolean Triangulation (const TopoDS_Shape& S, const Standard_Real deflec); |
169 | |
170 | //! Returns True if the distance between the two |
171 | //! vertices is lower than their tolerance. |
172 | Standard_EXPORT static Standard_Boolean Compare (const TopoDS_Vertex& V1, const TopoDS_Vertex& V2); |
173 | |
174 | //! Returns True if the distance between the two |
175 | //! edges is lower than their tolerance. |
176 | Standard_EXPORT static Standard_Boolean Compare (const TopoDS_Edge& E1, const TopoDS_Edge& E2); |
177 | |
178 | //! Returns the outer most wire of <F>. Returns a Null |
179 | //! wire if <F> has no wires. |
180 | Standard_EXPORT static TopoDS_Wire OuterWire (const TopoDS_Face& F); |
181 | |
182 | //! Stores in the map <M> all the 3D topology edges |
183 | //! of <S>. |
184 | Standard_EXPORT static void Map3DEdges (const TopoDS_Shape& S, TopTools_IndexedMapOfShape& M); |
185 | |
186 | //! Verifies that the edge <E> is found two times on |
187 | //! the face <F> before calling BRep_Tool::IsClosed. |
188 | Standard_EXPORT static Standard_Boolean IsReallyClosed (const TopoDS_Edge& E, const TopoDS_Face& F); |
189 | |
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190 | //! Detect closedness of face in U and V directions |
191 | Standard_EXPORT static void DetectClosedness (const TopoDS_Face& theFace, |
192 | Standard_Boolean& theUclosed, |
193 | Standard_Boolean& theVclosed); |
194 | |
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195 | //! Dumps the topological structure and the geometry |
196 | //! of <Sh> on the stream <S>. |
197 | Standard_EXPORT static void Dump (const TopoDS_Shape& Sh, Standard_OStream& S); |
198 | |
199 | //! Writes <Sh> on <S> in an ASCII format. |
200 | Standard_EXPORT static void Write (const TopoDS_Shape& Sh, Standard_OStream& S, const Handle(Message_ProgressIndicator)& PR = NULL); |
201 | |
202 | //! Reads a Shape from <S> in returns it in <Sh>. |
203 | //! <B> is used to build the shape. |
204 | Standard_EXPORT static void Read (TopoDS_Shape& Sh, Standard_IStream& S, const BRep_Builder& B, const Handle(Message_ProgressIndicator)& PR = NULL); |
205 | |
206 | //! Writes <Sh> in <File>. |
207 | Standard_EXPORT static Standard_Boolean Write (const TopoDS_Shape& Sh, const Standard_CString File, const Handle(Message_ProgressIndicator)& PR = NULL); |
208 | |
209 | //! Reads a Shape from <File>, returns it in <Sh>. |
210 | //! <B> is used to build the shape. |
211 | Standard_EXPORT static Standard_Boolean Read (TopoDS_Shape& Sh, const Standard_CString File, const BRep_Builder& B, const Handle(Message_ProgressIndicator)& PR = NULL); |
212 | |
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213 | //! Evals real tolerance of edge <theE>. |
214 | //! <theC3d>, <theC2d>, <theS>, <theF>, <theL> are |
215 | //! correspondently 3d curve of edge, 2d curve on surface <theS> and |
216 | //! rang of edge |
217 | //! If calculated tolerance is more then current edge tolerance, edge is updated. |
218 | //! Method returns actual tolerance of edge |
219 | Standard_EXPORT static Standard_Real EvalAndUpdateTol(const TopoDS_Edge& theE, |
220 | const Handle(Geom_Curve)& theC3d, |
221 | const Handle(Geom2d_Curve) theC2d, |
222 | const Handle(Geom_Surface)& theS, |
223 | const Standard_Real theF, |
224 | const Standard_Real theL); |
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225 | |
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226 | //! returns the cumul of the orientation of <Edge> |
227 | //! and thc containing wire in <Face> |
228 | Standard_EXPORT static TopAbs_Orientation OriEdgeInFace(const TopoDS_Edge& theEdge, |
229 | const TopoDS_Face& theFace); |
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230 | |
231 | |
232 | protected: |
233 | |
234 | |
235 | |
236 | |
237 | |
238 | private: |
239 | |
240 | |
241 | |
242 | |
243 | friend class BRepTools_WireExplorer; |
244 | friend class BRepTools_Modification; |
245 | friend class BRepTools_Modifier; |
246 | friend class BRepTools_TrsfModification; |
247 | friend class BRepTools_NurbsConvertModification; |
248 | friend class BRepTools_GTrsfModification; |
249 | friend class BRepTools_Substitution; |
250 | friend class BRepTools_Quilt; |
251 | friend class BRepTools_ShapeSet; |
252 | friend class BRepTools_ReShape; |
253 | |
254 | }; |
255 | |
256 | |
257 | |
258 | |
259 | |
260 | |
261 | |
262 | #endif // _BRepTools_HeaderFile |