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973c2be1 | 1 | // Copyright (c) 1999-2014 OPEN CASCADE SAS |
b311480e | 2 | // |
973c2be1 | 3 | // This file is part of Open CASCADE Technology software library. |
b311480e | 4 | // |
973c2be1 | 5 | // This library is free software; you can redistribute it and / or modify it |
6 | // under the terms of the GNU Lesser General Public version 2.1 as published | |
7 | // by the Free Software Foundation, with special exception defined in the file | |
8 | // OCCT_LGPL_EXCEPTION.txt. Consult the file LICENSE_LGPL_21.txt included in OCCT | |
9 | // distribution for complete text of the license and disclaimer of any warranty. | |
b311480e | 10 | // |
973c2be1 | 11 | // Alternatively, this file may be used under the terms of Open CASCADE |
12 | // commercial license or contractual agreement. | |
92d1589b A |
13 | |
14 | #ifndef _BRepExtrema_ExtPC_HeaderFile | |
15 | #define _BRepExtrema_ExtPC_HeaderFile | |
16 | ||
17 | #ifndef _Standard_HeaderFile | |
18 | #include <Standard.hxx> | |
19 | #endif | |
1c35b92f | 20 | #ifndef _Standard_DefineAlloc_HeaderFile |
21 | #include <Standard_DefineAlloc.hxx> | |
22 | #endif | |
92d1589b A |
23 | #ifndef _Standard_Macro_HeaderFile |
24 | #include <Standard_Macro.hxx> | |
25 | #endif | |
26 | ||
27 | #ifndef _Extrema_ExtPC_HeaderFile | |
28 | #include <Extrema_ExtPC.hxx> | |
29 | #endif | |
30 | #ifndef _Handle_BRepAdaptor_HCurve_HeaderFile | |
31 | #include <Handle_BRepAdaptor_HCurve.hxx> | |
32 | #endif | |
33 | #ifndef _Standard_Boolean_HeaderFile | |
34 | #include <Standard_Boolean.hxx> | |
35 | #endif | |
36 | #ifndef _Standard_Integer_HeaderFile | |
37 | #include <Standard_Integer.hxx> | |
38 | #endif | |
39 | #ifndef _Standard_Real_HeaderFile | |
40 | #include <Standard_Real.hxx> | |
41 | #endif | |
42 | class BRepAdaptor_HCurve; | |
43 | class TopoDS_Vertex; | |
44 | class TopoDS_Edge; | |
45 | class gp_Pnt; | |
46 | ||
47 | ||
48 | class BRepExtrema_ExtPC | |
49 | { | |
50 | public: | |
51 | ||
1c35b92f | 52 | DEFINE_STANDARD_ALLOC |
92d1589b A |
53 | |
54 | Standard_EXPORT BRepExtrema_ExtPC() | |
55 | { | |
56 | } | |
57 | //! It calculates all the distances. <br> | |
58 | Standard_EXPORT BRepExtrema_ExtPC(const TopoDS_Vertex& V,const TopoDS_Edge& E); | |
59 | ||
60 | Standard_EXPORT void Initialize(const TopoDS_Edge& E); | |
61 | //! An exception is raised if the fields have not been initialized. <br> | |
62 | Standard_EXPORT void Perform(const TopoDS_Vertex& V); | |
63 | //! True if the distances are found. <br> | |
64 | Standard_EXPORT Standard_Boolean IsDone() const | |
65 | { | |
66 | return myExtPC.IsDone(); | |
67 | } | |
68 | //! Returns the number of extremum distances. <br> | |
69 | Standard_EXPORT Standard_Integer NbExt() const | |
70 | { | |
71 | return myExtPC.NbExt(); | |
72 | } | |
73 | //! Returns True if the <N>th extremum distance is a minimum. <br> | |
74 | Standard_EXPORT Standard_Boolean IsMin(const Standard_Integer N) const | |
75 | { | |
76 | return myExtPC.IsMin(N); | |
77 | } | |
78 | //! Returns the value of the <N>th extremum square distance. <br> | |
79 | Standard_EXPORT Standard_Real SquareDistance(const Standard_Integer N) const | |
80 | { | |
81 | return myExtPC.SquareDistance(N); | |
82 | } | |
83 | //! Returns the parameter on the edge of the <N>th extremum distance. <br> | |
84 | Standard_EXPORT Standard_Real Parameter(const Standard_Integer N) const | |
85 | { | |
86 | return myExtPC.Point(N).Parameter(); | |
87 | } | |
88 | //! Returns the Point of the <N>th extremum distance. <br> | |
89 | Standard_EXPORT gp_Pnt Point(const Standard_Integer N) const | |
90 | { | |
91 | return myExtPC.Point(N).Value(); | |
92 | } | |
93 | //! if the curve is a trimmed curve, <br> | |
94 | //! dist1 is a square distance between <P> and the point <br> | |
95 | //! of parameter FirstParameter <pnt1> and <br> | |
96 | //! dist2 is a square distance between <P> and the point <br> | |
97 | //! of parameter LastParameter <pnt2>. <br> | |
98 | Standard_EXPORT void TrimmedSquareDistances(Standard_Real& dist1,Standard_Real& dist2,gp_Pnt& pnt1,gp_Pnt& pnt2) const | |
99 | { | |
100 | myExtPC.TrimmedSquareDistances(dist1,dist2,pnt1,pnt2); | |
101 | } | |
102 | ||
103 | private: | |
104 | ||
105 | Extrema_ExtPC myExtPC; | |
106 | Handle_BRepAdaptor_HCurve myHC; | |
107 | }; | |
108 | ||
109 | #endif |