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1 | // Created by: Peter KURNEV |
2 | // Copyright (c) 1999-2014 OPEN CASCADE SAS |
3 | // |
4 | // This file is part of Open CASCADE Technology software library. |
5 | // |
6 | // This library is free software; you can redistribute it and/or modify it under |
7 | // the terms of the GNU Lesser General Public License version 2.1 as published |
8 | // by the Free Software Foundation, with special exception defined in the file |
9 | // OCCT_LGPL_EXCEPTION.txt. Consult the file LICENSE_LGPL_21.txt included in OCCT |
10 | // distribution for complete text of the license and disclaimer of any warranty. |
11 | // |
12 | // Alternatively, this file may be used under the terms of Open CASCADE |
13 | // commercial license or contractual agreement. |
14 | |
15 | #ifndef _IntTools_Context_HeaderFile |
16 | #define _IntTools_Context_HeaderFile |
17 | |
18 | #include <Standard.hxx> |
19 | #include <Standard_Type.hxx> |
20 | |
21 | #include <BOPCol_BaseAllocator.hxx> |
22 | #include <BOPCol_DataMapOfShapeAddress.hxx> |
23 | #include <BOPCol_DataMapOfTransientAddress.hxx> |
24 | #include <Standard_Integer.hxx> |
25 | #include <Standard_Real.hxx> |
26 | #include <MMgt_TShared.hxx> |
27 | #include <TopAbs_State.hxx> |
28 | #include <Standard_Boolean.hxx> |
29 | class IntTools_FClass2d; |
30 | class TopoDS_Face; |
31 | class GeomAPI_ProjectPointOnSurf; |
32 | class GeomAPI_ProjectPointOnCurve; |
33 | class TopoDS_Edge; |
34 | class Geom_Curve; |
35 | class IntTools_SurfaceRangeLocalizeData; |
36 | class BRepClass3d_SolidClassifier; |
37 | class TopoDS_Solid; |
38 | class Geom2dHatch_Hatcher; |
39 | class gp_Pnt; |
40 | class TopoDS_Vertex; |
41 | class gp_Pnt2d; |
42 | class IntTools_Curve; |
43 | class Bnd_Box; |
44 | class TopoDS_Shape; |
45 | |
46 | |
47 | class IntTools_Context; |
48 | DEFINE_STANDARD_HANDLE(IntTools_Context, MMgt_TShared) |
49 | |
50 | |
51 | //! The intersection Context contains geometrical |
52 | //! and topological toolkit (classifiers, projectors, etc). |
53 | //! The intersection Context is for caching the tools |
54 | //! to increase the performance. |
55 | class IntTools_Context : public MMgt_TShared |
56 | { |
57 | |
58 | public: |
59 | |
60 | |
61 | Standard_EXPORT IntTools_Context(); |
62 | Standard_EXPORT virtual ~IntTools_Context(); |
63 | |
64 | Standard_EXPORT IntTools_Context(const BOPCol_BaseAllocator& theAllocator); |
65 | |
66 | |
67 | //! Returns a reference to point classifier |
68 | //! for given face |
69 | Standard_EXPORT IntTools_FClass2d& FClass2d (const TopoDS_Face& aF); |
70 | |
71 | |
72 | //! Returns a reference to point projector |
73 | //! for given face |
74 | Standard_EXPORT GeomAPI_ProjectPointOnSurf& ProjPS (const TopoDS_Face& aF); |
75 | |
76 | |
77 | //! Returns a reference to point projector |
78 | //! for given edge |
79 | Standard_EXPORT GeomAPI_ProjectPointOnCurve& ProjPC (const TopoDS_Edge& aE); |
80 | |
81 | |
82 | //! Returns a reference to point projector |
83 | //! for given curve |
84 | Standard_EXPORT GeomAPI_ProjectPointOnCurve& ProjPT (const Handle(Geom_Curve)& aC); |
85 | |
86 | |
87 | //! Returns a reference to surface localization data |
88 | //! for given face |
89 | Standard_EXPORT IntTools_SurfaceRangeLocalizeData& SurfaceData (const TopoDS_Face& aF); |
90 | |
91 | |
92 | //! Returns a reference to solid classifier |
93 | //! for given solid |
94 | Standard_EXPORT BRepClass3d_SolidClassifier& SolidClassifier (const TopoDS_Solid& aSolid); |
95 | |
96 | |
97 | //! Returns a reference to 2D hatcher |
98 | //! for given face |
99 | Standard_EXPORT Geom2dHatch_Hatcher& Hatcher (const TopoDS_Face& aF); |
100 | |
101 | |
102 | //! Computes parameter of the Point theP on |
103 | //! the edge aE. |
104 | //! Returns zero if the distance between point |
105 | //! and edge is less than sum of tolerance value of edge and theTopP, |
106 | //! otherwise and for following conditions returns |
107 | //! negative value |
108 | //! 1. the edge is degenerated (-1) |
109 | //! 2. the edge does not contain 3d curve and pcurves (-2) |
110 | //! 3. projection algorithm failed (-3) |
111 | Standard_EXPORT Standard_Integer ComputePE (const gp_Pnt& theP, const Standard_Real theTolP, const TopoDS_Edge& theE, Standard_Real& theT); |
112 | |
113 | |
114 | //! Computes parameter of the vertex aV on |
115 | //! the edge aE. |
116 | //! Returns zero if the distance between vertex |
117 | //! and edge is less than sum of tolerances, |
118 | //! otherwise and for following conditions returns |
119 | //! negative value |
120 | //! 1. the edge is degenerated (-1) |
121 | //! 2. the edge does not contain 3d curve and pcurves (-2) |
122 | //! 3. projection algorithm failed (-3) |
123 | Standard_EXPORT Standard_Integer ComputeVE (const TopoDS_Vertex& aV, const TopoDS_Edge& aE, Standard_Real& aT); |
124 | |
125 | |
126 | //! Computes UV parameters of the vertex aV on face aF |
127 | //! Returns zero if the distance between vertex and face is |
128 | //! less than or equal the sum of tolerances and the projection |
129 | //! point lays inside boundaries of the face. |
130 | //! For following conditions returns negative value |
131 | //! 1. projection algorithm failed (-1) |
132 | //! 2. distance is more than sum of tolerances (-2) |
133 | //! 3. projection point out or on the boundaries of face (-3) |
134 | Standard_EXPORT Standard_Integer ComputeVF (const TopoDS_Vertex& aV, const TopoDS_Face& aF, Standard_Real& U, Standard_Real& V); |
135 | |
136 | |
137 | //! Returns the state of the point aP2D |
138 | //! relative to face aF |
139 | Standard_EXPORT TopAbs_State StatePointFace (const TopoDS_Face& aF, const gp_Pnt2d& aP2D); |
140 | |
141 | |
142 | //! Returns true if the point aP2D is |
143 | //! inside the boundaries of the face aF, |
144 | //! otherwise returns false |
145 | Standard_EXPORT Standard_Boolean IsPointInFace (const TopoDS_Face& aF, const gp_Pnt2d& aP2D); |
146 | |
147 | |
148 | //! Returns true if the point aP2D is |
149 | //! inside the boundaries of the face aF, |
150 | //! otherwise returns false |
151 | Standard_EXPORT Standard_Boolean IsPointInFace (const gp_Pnt& aP3D, const TopoDS_Face& aF, const Standard_Real aTol); |
152 | |
153 | |
154 | //! Returns true if the point aP2D is |
155 | //! inside or on the boundaries of aF |
156 | Standard_EXPORT Standard_Boolean IsPointInOnFace (const TopoDS_Face& aF, const gp_Pnt2d& aP2D); |
157 | |
158 | |
159 | //! Returns true if the distance between point aP3D |
160 | //! and face aF is less or equal to tolerance aTol |
161 | //! and projection point is inside or on the boundaries |
162 | //! of the face aF |
163 | Standard_EXPORT Standard_Boolean IsValidPointForFace (const gp_Pnt& aP3D, const TopoDS_Face& aF, const Standard_Real aTol); |
164 | |
165 | |
166 | //! Returns true if IsValidPointForFace returns true |
167 | //! for both face aF1 and aF2 |
168 | Standard_EXPORT Standard_Boolean IsValidPointForFaces (const gp_Pnt& aP3D, const TopoDS_Face& aF1, const TopoDS_Face& aF2, const Standard_Real aTol); |
169 | |
170 | |
171 | //! Returns true if IsValidPointForFace returns true |
172 | //! for some 3d point that lay on the curve aIC bounded by |
173 | //! parameters aT1 and aT2 |
174 | Standard_EXPORT Standard_Boolean IsValidBlockForFace (const Standard_Real aT1, const Standard_Real aT2, const IntTools_Curve& aIC, const TopoDS_Face& aF, const Standard_Real aTol); |
175 | |
176 | |
177 | //! Returns true if IsValidBlockForFace returns true |
178 | //! for both faces aF1 and aF2 |
179 | Standard_EXPORT Standard_Boolean IsValidBlockForFaces (const Standard_Real aT1, const Standard_Real aT2, const IntTools_Curve& aIC, const TopoDS_Face& aF1, const TopoDS_Face& aF2, const Standard_Real aTol); |
180 | |
181 | |
182 | //! Computes parameter of the vertex aV on |
183 | //! the curve aIC. |
184 | //! Returns true if the distance between vertex and |
185 | //! curve is less than sum of tolerance of aV and aTolC, |
186 | //! otherwise or if projection algorithm failed |
187 | //! returns false (in this case aT isn't significant) |
188 | Standard_EXPORT Standard_Boolean IsVertexOnLine (const TopoDS_Vertex& aV, const IntTools_Curve& aIC, const Standard_Real aTolC, Standard_Real& aT); |
189 | |
190 | |
191 | //! Computes parameter of the vertex aV on |
192 | //! the curve aIC. |
193 | //! Returns true if the distance between vertex and |
194 | //! curve is less than sum of tolerance of aV and aTolC, |
195 | //! otherwise or if projection algorithm failed |
196 | //! returns false (in this case aT isn't significant) |
197 | Standard_EXPORT Standard_Boolean IsVertexOnLine (const TopoDS_Vertex& aV, const Standard_Real aTolV, const IntTools_Curve& aIC, const Standard_Real aTolC, Standard_Real& aT); |
198 | |
199 | |
200 | //! Computes parameter of the point aP on |
201 | //! the edge aE. |
202 | //! Returns false if projection algorithm failed |
203 | //! other wiese returns true. |
204 | Standard_EXPORT Standard_Boolean ProjectPointOnEdge (const gp_Pnt& aP, const TopoDS_Edge& aE, Standard_Real& aT); |
205 | |
206 | Standard_EXPORT Bnd_Box& BndBox (const TopoDS_Shape& theS); |
207 | |
208 | //! Returns true if the solid <theFace> has |
209 | //! infinite bounds |
210 | Standard_EXPORT Standard_Boolean IsInfiniteFace (const TopoDS_Face& theFace); |
211 | |
212 | //! Sets tolerance to be used for projection of point on surface. |
213 | //! Clears map of already cached projectors in order to maintain |
214 | //! correct value for all projectors |
215 | Standard_EXPORT void SetPOnSProjectionTolerance (const Standard_Real theValue); |
216 | |
217 | |
218 | |
219 | |
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220 | DEFINE_STANDARD_RTTIEXT(IntTools_Context,MMgt_TShared) |
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221 | |
222 | protected: |
223 | |
224 | |
225 | BOPCol_BaseAllocator myAllocator; |
226 | BOPCol_DataMapOfShapeAddress myFClass2dMap; |
227 | BOPCol_DataMapOfShapeAddress myProjPSMap; |
228 | BOPCol_DataMapOfShapeAddress myProjPCMap; |
229 | BOPCol_DataMapOfShapeAddress mySClassMap; |
230 | BOPCol_DataMapOfTransientAddress myProjPTMap; |
231 | BOPCol_DataMapOfShapeAddress myHatcherMap; |
232 | BOPCol_DataMapOfShapeAddress myProjSDataMap; |
233 | BOPCol_DataMapOfShapeAddress myBndBoxDataMap; |
234 | Standard_Integer myCreateFlag; |
235 | Standard_Real myPOnSTolerance; |
236 | |
237 | |
238 | private: |
239 | |
240 | |
241 | //! Clears map of already cached projectors. |
242 | Standard_EXPORT void clearCachedPOnSProjectors(); |
243 | |
244 | |
245 | |
246 | }; |
247 | |
248 | |
249 | |
250 | |
251 | |
252 | |
253 | |
254 | #endif // _IntTools_Context_HeaderFile |