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1 | // Created on: 1992-10-14 |
2 | // Created by: Christophe MARION |
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 _HLRBRep_TheProjPCurOfCInter_HeaderFile |
18 | #define _HLRBRep_TheProjPCurOfCInter_HeaderFile |
19 | |
20 | #include <Standard.hxx> |
21 | #include <Standard_DefineAlloc.hxx> |
22 | #include <Standard_Handle.hxx> |
23 | |
24 | #include <Standard_Address.hxx> |
25 | #include <Standard_Real.hxx> |
26 | class HLRBRep_CurveTool; |
27 | class HLRBRep_TheCurveLocatorOfTheProjPCurOfCInter; |
28 | class HLRBRep_TheLocateExtPCOfTheProjPCurOfCInter; |
29 | class HLRBRep_PCLocFOfTheLocateExtPCOfTheProjPCurOfCInter; |
30 | class gp_Pnt2d; |
31 | |
32 | |
33 | |
34 | class HLRBRep_TheProjPCurOfCInter |
35 | { |
36 | public: |
37 | |
38 | DEFINE_STANDARD_ALLOC |
39 | |
40 | |
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41 | //! Returns the parameter V of the point on the |
42 | //! parametric curve corresponding to the Point Pnt. |
43 | //! The Correspondance between Pnt and the point P(V) |
44 | //! on the parametric curve must be coherent with the |
45 | //! way of determination of the signed distance |
46 | //! between a point and the implicit curve. |
47 | //! Tol is the tolerance on the distance between a point |
48 | //! and the parametrised curve. |
49 | //! In that case, no bounds are given. The research of |
50 | //! the rigth parameter has to be made on the natural |
51 | //! parametric domain of the curve. |
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52 | Standard_EXPORT static Standard_Real FindParameter (const Standard_Address& C, const gp_Pnt2d& Pnt, const Standard_Real Tol); |
53 | |
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54 | //! Returns the parameter V of the point on the |
55 | //! parametric curve corresponding to the Point Pnt. |
56 | //! The Correspondance between Pnt and the point P(V) |
57 | //! on the parametric curve must be coherent with the |
58 | //! way of determination of the signed distance |
59 | //! between a point and the implicit curve. |
60 | //! Tol is the tolerance on the distance between a point |
61 | //! and the parametrised curve. |
62 | //! LowParameter and HighParameter give the |
63 | //! boundaries of the interval in wich the parameter |
64 | //! certainly lies. These parameters are given to |
65 | //! implement a more efficient algoritm. So, it is not |
66 | //! necessary to check that the returned value verifies |
67 | //! LowParameter <= Value <= HighParameter. |
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68 | Standard_EXPORT static Standard_Real FindParameter (const Standard_Address& C, const gp_Pnt2d& Pnt, const Standard_Real LowParameter, const Standard_Real HighParameter, const Standard_Real Tol); |
69 | |
70 | |
71 | |
72 | |
73 | protected: |
74 | |
75 | |
76 | |
77 | |
78 | |
79 | private: |
80 | |
81 | |
82 | |
83 | |
84 | |
85 | }; |
86 | |
87 | |
88 | |
89 | |
90 | |
91 | |
92 | |
93 | #endif // _HLRBRep_TheProjPCurOfCInter_HeaderFile |