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1 | // Created on: 1998-01-27 |
2 | // Created by: Laurent BUCHARD |
3 | // Copyright (c) 1998-1999 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 _IntCurvesFace_ShapeIntersector_HeaderFile |
18 | #define _IntCurvesFace_ShapeIntersector_HeaderFile |
19 | |
20 | #include <Standard.hxx> |
21 | #include <Standard_DefineAlloc.hxx> |
22 | #include <Standard_Handle.hxx> |
23 | |
24 | #include <Standard_Boolean.hxx> |
25 | #include <Standard_Integer.hxx> |
26 | #include <Standard_Address.hxx> |
27 | #include <BRepTopAdaptor_SeqOfPtr.hxx> |
28 | #include <TColStd_SequenceOfInteger.hxx> |
29 | #include <TColStd_SequenceOfReal.hxx> |
30 | #include <Standard_Real.hxx> |
31 | #include <IntCurveSurface_TransitionOnCurve.hxx> |
32 | #include <TopAbs_State.hxx> |
33 | class TopoDS_Shape; |
34 | class gp_Lin; |
35 | class Adaptor3d_HCurve; |
36 | class gp_Pnt; |
37 | class TopoDS_Face; |
38 | |
39 | |
40 | |
41 | class IntCurvesFace_ShapeIntersector |
42 | { |
43 | public: |
44 | |
45 | DEFINE_STANDARD_ALLOC |
46 | |
47 | |
48 | Standard_EXPORT IntCurvesFace_ShapeIntersector(); |
49 | |
50 | Standard_EXPORT void Load (const TopoDS_Shape& Sh, const Standard_Real Tol); |
51 | |
52 | //! Perform the intersection between the |
53 | //! segment L and the loaded shape. |
54 | //! |
55 | //! PInf is the smallest parameter on the line |
56 | //! PSup is the highest parammter on the line |
57 | //! |
58 | //! For an infinite line PInf and PSup can be |
59 | //! +/- RealLast. |
60 | Standard_EXPORT void Perform (const gp_Lin& L, const Standard_Real PInf, const Standard_Real PSup); |
61 | |
62 | //! Perform the intersection between the |
63 | //! segment L and the loaded shape. |
64 | //! |
65 | //! PInf is the smallest parameter on the line |
66 | //! PSup is the highest parammter on the line |
67 | //! |
68 | //! For an infinite line PInf and PSup can be |
69 | //! +/- RealLast. |
70 | Standard_EXPORT void PerformNearest (const gp_Lin& L, const Standard_Real PInf, const Standard_Real PSup); |
71 | |
72 | //! same method for a HCurve from Adaptor3d. |
73 | //! PInf an PSup can also be - and + INF. |
74 | Standard_EXPORT void Perform (const Handle(Adaptor3d_HCurve)& HCu, const Standard_Real PInf, const Standard_Real PSup); |
75 | |
76 | //! True is returned when the intersection have been computed. |
77 | Standard_Boolean IsDone() const; |
78 | |
79 | Standard_Integer NbPnt() const; |
80 | |
81 | //! Returns the U parameter of the ith intersection point |
82 | //! on the surface. |
83 | Standard_Real UParameter (const Standard_Integer I) const; |
84 | |
85 | //! Returns the V parameter of the ith intersection point |
86 | //! on the surface. |
87 | Standard_Real VParameter (const Standard_Integer I) const; |
88 | |
89 | //! Returns the parameter of the ith intersection point |
90 | //! on the line. |
91 | Standard_Real WParameter (const Standard_Integer I) const; |
92 | |
93 | //! Returns the geometric point of the ith intersection |
94 | //! between the line and the surface. |
95 | const gp_Pnt& Pnt (const Standard_Integer I) const; |
96 | |
97 | //! Returns the ith transition of the line on the surface. |
98 | IntCurveSurface_TransitionOnCurve Transition (const Standard_Integer I) const; |
99 | |
100 | //! Returns the ith state of the point on the face. |
101 | //! The values can be either TopAbs_IN |
102 | //! ( the point is in the face) |
103 | //! or TopAbs_ON |
104 | //! ( the point is on a boudary of the face). |
105 | TopAbs_State State (const Standard_Integer I) const; |
106 | |
107 | //! Returns the significant face used to determine |
108 | //! the intersection. |
109 | const TopoDS_Face& Face (const Standard_Integer I) const; |
110 | |
111 | //! Internal method. Sort the result on the Curve |
112 | //! parameter. |
113 | Standard_EXPORT void SortResult(); |
114 | |
115 | Standard_EXPORT void Destroy(); |
116 | ~IntCurvesFace_ShapeIntersector() |
117 | { |
118 | Destroy(); |
119 | } |
120 | |
121 | |
122 | |
123 | |
124 | protected: |
125 | |
126 | |
127 | |
128 | |
129 | |
130 | private: |
131 | |
132 | |
133 | |
134 | Standard_Boolean done; |
135 | Standard_Integer nbfaces; |
136 | Standard_Address PtrJetons; |
137 | Standard_Address PtrJetonsIndex; |
138 | BRepTopAdaptor_SeqOfPtr PtrIntersector; |
139 | TColStd_SequenceOfInteger IndexPt; |
140 | TColStd_SequenceOfInteger IndexFace; |
141 | TColStd_SequenceOfInteger IndexIntPnt; |
142 | TColStd_SequenceOfReal IndexPar; |
143 | |
144 | |
145 | }; |
146 | |
147 | |
148 | #include <IntCurvesFace_ShapeIntersector.lxx> |
149 | |
150 | |
151 | |
152 | |
153 | |
154 | #endif // _IntCurvesFace_ShapeIntersector_HeaderFile |