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1 | // Created on: 2012-12-06 |
2 | // Created by: Sergey KHROMOV |
3 | // Copyright (c) 2004-2014 OPEN CASCADE SAS |
4 | // |
5 | // This file is part of Open CASCADE Technology software library. |
6 | // |
7 | // This library is free software; you can redistribute it and/or modify it under |
8 | // the terms of the GNU Lesser General Public License version 2.1 as published |
9 | // by the Free Software Foundation, with special exception defined in the file |
10 | // OCCT_LGPL_EXCEPTION.txt. Consult the file LICENSE_LGPL_21.txt included in OCCT |
11 | // distribution for complete text of the license and disclaimer of any warranty. |
12 | // |
13 | // Alternatively, this file may be used under the terms of Open CASCADE |
14 | // commercial license or contractual agreement. |
15 | |
16 | #ifndef _Extrema_POnSurfParams_HeaderFile |
17 | #define _Extrema_POnSurfParams_HeaderFile |
18 | |
19 | #include <Standard.hxx> |
20 | #include <Standard_DefineAlloc.hxx> |
21 | #include <Standard_Handle.hxx> |
22 | |
23 | #include <Standard_Real.hxx> |
24 | #include <Extrema_ElementType.hxx> |
25 | #include <Standard_Integer.hxx> |
26 | #include <Extrema_POnSurf.hxx> |
27 | class gp_Pnt; |
28 | |
29 | |
30 | //! Data container for point on surface parameters. These parameters |
31 | //! are required to compute an initial approximation for extrema |
32 | //! computation. |
33 | class Extrema_POnSurfParams : public Extrema_POnSurf |
34 | { |
35 | public: |
36 | |
37 | DEFINE_STANDARD_ALLOC |
38 | |
39 | |
40 | //! empty constructor |
41 | Extrema_POnSurfParams(); |
42 | |
43 | //! Creation of a point on surface with parameter |
44 | //! values on the surface and a Pnt from gp. |
45 | Extrema_POnSurfParams(const Standard_Real theU, const Standard_Real theV, const gp_Pnt& thePnt); |
46 | |
47 | //! Sets the square distance from this point to another one |
48 | //! (e.g. to the point to be projected). |
49 | void SetSqrDistance (const Standard_Real theSqrDistance); |
50 | |
51 | //! Query the square distance from this point to another one. |
52 | Standard_Real GetSqrDistance() const; |
53 | |
54 | //! Sets the element type on which this point is situated. |
55 | void SetElementType (const Extrema_ElementType theElementType); |
56 | |
57 | //! Query the element type on which this point is situated. |
58 | Extrema_ElementType GetElementType() const; |
59 | |
60 | //! Sets the U and V indices of an element that contains |
61 | //! this point. |
62 | void SetIndices (const Standard_Integer theIndexU, const Standard_Integer theIndexV); |
63 | |
64 | //! Query the U and V indices of an element that contains |
65 | //! this point. |
66 | void GetIndices (Standard_Integer& theIndexU, Standard_Integer& theIndexV) const; |
67 | |
68 | |
69 | |
70 | |
71 | protected: |
72 | |
73 | |
74 | |
75 | |
76 | |
77 | private: |
78 | |
79 | |
80 | |
81 | Standard_Real mySqrDistance; |
82 | Extrema_ElementType myElementType; |
83 | Standard_Integer myIndexU; |
84 | Standard_Integer myIndexV; |
85 | |
86 | |
87 | }; |
88 | |
89 | |
90 | #include <Extrema_POnSurfParams.lxx> |
91 | |
92 | |
93 | |
94 | |
95 | |
96 | #endif // _Extrema_POnSurfParams_HeaderFile |