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1 | // Created on: 1995-10-23 |
2 | // Created by: Yves FRICAUD |
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 _BRepOffset_Tool_HeaderFile |
18 | #define _BRepOffset_Tool_HeaderFile |
19 | |
20 | #include <Standard.hxx> |
21 | #include <Standard_DefineAlloc.hxx> |
22 | #include <Standard_Handle.hxx> |
23 | |
24 | #include <TopAbs_Orientation.hxx> |
25 | #include <Standard_Boolean.hxx> |
26 | #include <TopTools_ListOfShape.hxx> |
27 | #include <TopAbs_State.hxx> |
28 | #include <Standard_Real.hxx> |
29 | #include <TopTools_DataMapOfShapeShape.hxx> |
30 | #include <TopTools_DataMapOfShapeListOfShape.hxx> |
31 | #include <TopTools_MapOfShape.hxx> |
32 | #include <TopTools_IndexedMapOfShape.hxx> |
33 | class TopoDS_Edge; |
34 | class TopoDS_Vertex; |
35 | class TopoDS_Face; |
36 | class BRepOffset_Analyse; |
37 | class TopoDS_Wire; |
38 | class TopoDS_Shape; |
39 | class BRepAlgo_AsDes; |
40 | class BRepAlgo_Image; |
41 | class Geom_Curve; |
42 | |
43 | |
44 | |
45 | class BRepOffset_Tool |
46 | { |
47 | public: |
48 | |
49 | DEFINE_STANDARD_ALLOC |
50 | |
51 | |
52 | //! <V1> is the FirstVertex ,<V2> is the Last Vertex of <Edge> |
53 | //! taking account the orientation of Edge. |
54 | Standard_EXPORT static void EdgeVertices (const TopoDS_Edge& E, TopoDS_Vertex& V1, TopoDS_Vertex& V2); |
55 | |
56 | //! returns the cumul of the orientation of <Edge> |
57 | //! and thc containing wire in <Face> |
58 | Standard_EXPORT static TopAbs_Orientation OriEdgeInFace (const TopoDS_Edge& E, const TopoDS_Face& F); |
59 | |
60 | //! <E> is a section between <F1> and <F2>. Computes |
61 | //! <O1> the orientation of <E> in <F1> influenced by <F2>. |
62 | //! idem for <O2>. |
63 | Standard_EXPORT static void OrientSection (const TopoDS_Edge& E, const TopoDS_Face& F1, const TopoDS_Face& F2, TopAbs_Orientation& O1, TopAbs_Orientation& O2); |
64 | |
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65 | //! Looks for the common Vertices and Edges between faces <theF1> and <theF2>.<br> |
66 | //! Returns TRUE if common shapes have been found.<br> |
67 | //! <theLE> will contain the found common edges;<br> |
68 | //! <theLV> will contain the found common vertices. |
69 | Standard_EXPORT static Standard_Boolean FindCommonShapes(const TopoDS_Face& theF1, |
70 | const TopoDS_Face& theF2, |
71 | TopTools_ListOfShape& theLE, |
72 | TopTools_ListOfShape& theLV); |
73 | |
74 | //! Looks for the common shapes of type <theType> between shapes <theS1> and <theS2>.<br> |
75 | //! Returns TRUE if common shapes have been found.<br> |
76 | //! <theLSC> will contain the found common shapes. |
77 | Standard_EXPORT static Standard_Boolean FindCommonShapes(const TopoDS_Shape& theS1, |
78 | const TopoDS_Shape& theS2, |
79 | const TopAbs_ShapeEnum theType, |
80 | TopTools_ListOfShape& theLSC); |
81 | |
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82 | //! Computes the Section betwwen <F1> and <F2> the |
83 | //! edges solution are stored in <LInt1> with the |
84 | //! orientation on <F1>, the sames edges are stored in |
85 | //! <Lint2> with the orientation on <F2>. |
86 | Standard_EXPORT static void Inter3D (const TopoDS_Face& F1, const TopoDS_Face& F2, TopTools_ListOfShape& LInt1, TopTools_ListOfShape& LInt2, const TopAbs_State Side, const TopoDS_Edge& RefEdge, const Standard_Boolean IsRefEdgeDefined = Standard_False); |
87 | |
88 | //! Find if the edges <Edges> of the face <F2> are on |
89 | //! the face <F1>. |
90 | //! Set in <LInt1> <LInt2> the updated edges. |
91 | //! If all the edges are computed, returns true. |
92 | Standard_EXPORT static Standard_Boolean TryProject (const TopoDS_Face& F1, const TopoDS_Face& F2, const TopTools_ListOfShape& Edges, TopTools_ListOfShape& LInt1, TopTools_ListOfShape& LInt2, const TopAbs_State Side, const Standard_Real TolConf); |
93 | |
94 | Standard_EXPORT static void PipeInter (const TopoDS_Face& F1, const TopoDS_Face& F2, TopTools_ListOfShape& LInt1, TopTools_ListOfShape& LInt2, const TopAbs_State Side); |
95 | |
96 | Standard_EXPORT static void Inter2d (const TopoDS_Face& F, const TopoDS_Edge& E1, const TopoDS_Edge& E2, TopTools_ListOfShape& LV, const Standard_Real Tol); |
97 | |
98 | Standard_EXPORT static void InterOrExtent (const TopoDS_Face& F1, const TopoDS_Face& F2, TopTools_ListOfShape& LInt1, TopTools_ListOfShape& LInt2, const TopAbs_State Side); |
99 | |
100 | Standard_EXPORT static void CheckBounds (const TopoDS_Face& F, const BRepOffset_Analyse& Analyse, Standard_Boolean& enlargeU, Standard_Boolean& enlargeVfirst, Standard_Boolean& enlargeVlast); |
101 | |
102 | //! if <ChangeGeom> is TRUE , the surface can be |
103 | //! changed . |
104 | //! if <UpdatePCurve> is TRUE, update the pcurves of the |
105 | //! edges of <F> on the new surface.if the surface has been changed, |
106 | //! Returns True if The Surface of <NF> has changed. |
107 | Standard_EXPORT static Standard_Boolean EnLargeFace (const TopoDS_Face& F, TopoDS_Face& NF, const Standard_Boolean ChangeGeom, const Standard_Boolean UpDatePCurve = Standard_False, const Standard_Boolean enlargeU = Standard_True, const Standard_Boolean enlargeVfirst = Standard_True, const Standard_Boolean enlargeVlast = Standard_True); |
108 | |
109 | Standard_EXPORT static void ExtentFace (const TopoDS_Face& F, TopTools_DataMapOfShapeShape& ConstShapes, TopTools_DataMapOfShapeShape& ToBuild, const TopAbs_State Side, const Standard_Real TolConf, TopoDS_Face& NF); |
110 | |
111 | //! Via the wire explorer store in <NOnV1> for |
112 | //! an Edge <E> of <W> his Edge neighbour on the first |
113 | //! vertex <V1> of <E>. |
114 | //! Store in NOnV2 the Neighbour of <E>on the last |
115 | //! vertex <V2> of <E>. |
116 | Standard_EXPORT static void BuildNeighbour (const TopoDS_Wire& W, const TopoDS_Face& F, TopTools_DataMapOfShapeShape& NOnV1, TopTools_DataMapOfShapeShape& NOnV2); |
117 | |
118 | //! Store in MVE for a vertex <V> in <S> the incident |
119 | //! edges <E> in <S>. |
120 | //! An Edge is Store only one Time for a vertex. |
121 | Standard_EXPORT static void MapVertexEdges (const TopoDS_Shape& S, TopTools_DataMapOfShapeListOfShape& MVE); |
122 | |
123 | //! Remove the non valid part of an offsetshape |
124 | //! 1 - Remove all the free boundary and the faces |
125 | //! connex to such edges. |
126 | //! 2 - Remove all the shapes not valid in the result |
127 | //! (according to the side of offseting) |
128 | //! in this verion only the first point is implemented. |
129 | Standard_EXPORT static TopoDS_Shape Deboucle3D (const TopoDS_Shape& S, const TopTools_MapOfShape& Boundary); |
130 | |
131 | Standard_EXPORT static void CorrectOrientation (const TopoDS_Shape& SI, const TopTools_IndexedMapOfShape& NewEdges, Handle(BRepAlgo_AsDes)& AsDes, BRepAlgo_Image& InitOffset, const Standard_Real Offset); |
132 | |
133 | Standard_EXPORT static Standard_Real Gabarit (const Handle(Geom_Curve)& aCurve); |
134 | |
135 | |
136 | |
137 | |
138 | protected: |
139 | |
140 | |
141 | |
142 | |
143 | |
144 | private: |
145 | |
146 | |
147 | |
148 | |
149 | |
150 | }; |
151 | |
152 | |
153 | |
154 | |
155 | |
156 | |
157 | |
158 | #endif // _BRepOffset_Tool_HeaderFile |