42cf5bc1 |
1 | // Created on: 1993-12-24 |
2 | // Created by: Jacques GOUSSARD |
3 | // Copyright (c) 1993-1999 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 _Law_S_HeaderFile |
18 | #define _Law_S_HeaderFile |
19 | |
20 | #include <Standard.hxx> |
21 | #include <Standard_Type.hxx> |
22 | |
23 | #include <Law_BSpFunc.hxx> |
24 | #include <Standard_Real.hxx> |
25 | |
26 | |
27 | class Law_S; |
28 | DEFINE_STANDARD_HANDLE(Law_S, Law_BSpFunc) |
29 | |
30 | //! Describes an "S" evolution law. |
31 | class Law_S : public Law_BSpFunc |
32 | { |
33 | |
34 | public: |
35 | |
36 | |
37 | //! Constructs an empty "S" evolution law. |
38 | Standard_EXPORT Law_S(); |
39 | |
40 | |
41 | //! Defines this S evolution law by assigning both: |
42 | //! - the bounds Pdeb and Pfin of the parameter, and |
43 | //! - the values Valdeb and Valfin of the function at these |
44 | //! two parametric bounds. |
45 | //! The function is assumed to have the first derivatives |
46 | //! equal to 0 at the two parameter points Pdeb and Pfin. |
47 | Standard_EXPORT void Set (const Standard_Real Pdeb, const Standard_Real Valdeb, const Standard_Real Pfin, const Standard_Real Valfin); |
48 | |
49 | //! Defines this S evolution law by assigning |
50 | //! - the bounds Pdeb and Pfin of the parameter, |
51 | //! - the values Valdeb and Valfin of the function at these |
52 | //! two parametric bounds, and |
53 | //! - the values Ddeb and Dfin of the first derivative of the |
54 | //! function at these two parametric bounds. |
55 | Standard_EXPORT void Set (const Standard_Real Pdeb, const Standard_Real Valdeb, const Standard_Real Ddeb, const Standard_Real Pfin, const Standard_Real Valfin, const Standard_Real Dfin); |
56 | |
57 | |
58 | |
59 | |
92efcf78 |
60 | DEFINE_STANDARD_RTTIEXT(Law_S,Law_BSpFunc) |
42cf5bc1 |
61 | |
62 | protected: |
63 | |
64 | |
65 | |
66 | |
67 | private: |
68 | |
69 | |
70 | |
71 | |
72 | }; |
73 | |
74 | |
75 | |
76 | |
77 | |
78 | |
79 | |
80 | #endif // _Law_S_HeaderFile |