42cf5bc1 |
1 | // Created on: 1992-06-04 |
2 | // Created by: Jacques GOUSSARD |
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 _Geom2dGcc_CurveTool_HeaderFile |
18 | #define _Geom2dGcc_CurveTool_HeaderFile |
19 | |
20 | #include <Standard.hxx> |
21 | #include <Standard_DefineAlloc.hxx> |
22 | #include <Standard_Handle.hxx> |
23 | |
24 | #include <Standard_Real.hxx> |
25 | #include <Standard_Integer.hxx> |
26 | class Geom2dAdaptor_Curve; |
27 | class gp_Pnt2d; |
28 | class gp_Vec2d; |
29 | |
30 | |
31 | |
32 | class Geom2dGcc_CurveTool |
33 | { |
34 | public: |
35 | |
36 | DEFINE_STANDARD_ALLOC |
37 | |
38 | |
39 | Standard_EXPORT static Standard_Real FirstParameter (const Geom2dAdaptor_Curve& C); |
40 | |
41 | Standard_EXPORT static Standard_Real LastParameter (const Geom2dAdaptor_Curve& C); |
42 | |
43 | Standard_EXPORT static Standard_Real EpsX (const Geom2dAdaptor_Curve& C, const Standard_Real Tol); |
44 | |
45 | Standard_EXPORT static Standard_Integer NbSamples (const Geom2dAdaptor_Curve& C); |
46 | |
47 | Standard_EXPORT static gp_Pnt2d Value (const Geom2dAdaptor_Curve& C, const Standard_Real X); |
48 | |
49 | Standard_EXPORT static void D1 (const Geom2dAdaptor_Curve& C, const Standard_Real U, gp_Pnt2d& P, gp_Vec2d& T); |
50 | |
51 | Standard_EXPORT static void D2 (const Geom2dAdaptor_Curve& C, const Standard_Real U, gp_Pnt2d& P, gp_Vec2d& T, gp_Vec2d& N); |
52 | |
53 | Standard_EXPORT static void D3 (const Geom2dAdaptor_Curve& C, const Standard_Real U, gp_Pnt2d& P, gp_Vec2d& T, gp_Vec2d& N, gp_Vec2d& dN); |
54 | |
55 | |
56 | |
57 | |
58 | protected: |
59 | |
60 | |
61 | |
62 | |
63 | |
64 | private: |
65 | |
66 | |
67 | |
68 | |
69 | |
70 | }; |
71 | |
72 | |
73 | |
74 | |
75 | |
76 | |
77 | |
78 | #endif // _Geom2dGcc_CurveTool_HeaderFile |