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1 | // Created on: 1998-08-20 |
2 | // Created by: Philippe MANGIN |
3 | // Copyright (c) 1998-1999 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 _Approx_Curve3d_HeaderFile |
18 | #define _Approx_Curve3d_HeaderFile |
19 | |
20 | #include <Standard.hxx> |
21 | #include <Standard_DefineAlloc.hxx> |
22 | #include <Standard_Handle.hxx> |
23 | |
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24 | #include <GeomAbs_Shape.hxx> |
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25 | #include <Geom_BSplineCurve.hxx> |
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26 | |
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27 | class Adaptor3d_HCurve; |
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28 | |
29 | class Approx_Curve3d |
30 | { |
31 | public: |
32 | |
33 | DEFINE_STANDARD_ALLOC |
34 | |
35 | |
36 | //! Approximation of a curve with respect of the |
37 | //! requiered tolerance Tol3D. |
38 | Standard_EXPORT Approx_Curve3d(const Handle(Adaptor3d_HCurve)& Curve, const Standard_Real Tol3d, const GeomAbs_Shape Order, const Standard_Integer MaxSegments, const Standard_Integer MaxDegree); |
39 | |
40 | Standard_EXPORT Handle(Geom_BSplineCurve) Curve() const; |
41 | |
42 | //! returns Standard_True if the approximation has |
43 | //! been done within requiered tolerance |
44 | Standard_EXPORT Standard_Boolean IsDone() const; |
45 | |
46 | //! returns Standard_True if the approximation did come out |
47 | //! with a result that is not NECESSARELY within the required |
48 | //! tolerance |
49 | Standard_EXPORT Standard_Boolean HasResult() const; |
50 | |
51 | //! returns the Maximum Error (>0 when an approximation |
52 | //! has been done, 0 if no approximation) |
53 | Standard_EXPORT Standard_Real MaxError() const; |
54 | |
55 | //! Print on the stream o information about the object |
56 | Standard_EXPORT void Dump (Standard_OStream& o) const; |
57 | |
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58 | private: |
59 | |
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60 | Standard_Boolean myIsDone; |
61 | Standard_Boolean myHasResult; |
62 | Handle(Geom_BSplineCurve) myBSplCurve; |
63 | Standard_Real myMaxError; |
64 | |
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65 | }; |
66 | |
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67 | #endif // _Approx_Curve3d_HeaderFile |