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1 | // Created on: 1997-02-12 |
2 | // Created by: Laurent BOURESCHE |
3 | // Copyright (c) 1997-1999 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 _BRepBlend_CurvPointRadInv_HeaderFile |
18 | #define _BRepBlend_CurvPointRadInv_HeaderFile |
19 | |
20 | #include <Standard.hxx> |
21 | #include <Standard_DefineAlloc.hxx> |
22 | #include <Standard_Handle.hxx> |
23 | |
24 | #include <gp_Pnt.hxx> |
25 | #include <Standard_Integer.hxx> |
26 | #include <Blend_CurvPointFuncInv.hxx> |
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27 | #include <math_Vector.hxx> |
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28 | |
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29 | class math_Matrix; |
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30 | |
31 | |
32 | //! Function of reframing between a point and a curve. |
33 | //! valid in cases of constant and progressive radius. |
34 | //! This function is used to find a solution on a done |
35 | //! point of the curve 1 when using RstRstConsRad or |
36 | //! CSConstRad... |
37 | //! The vector <X> used in Value, Values and Derivatives |
38 | //! methods has to be the vector of the parametric |
39 | //! coordinates w, U where w is the parameter on the |
40 | //! guide line, U are the parametric coordinates of a |
41 | //! point on the partner curve 2. |
42 | class BRepBlend_CurvPointRadInv : public Blend_CurvPointFuncInv |
43 | { |
44 | public: |
45 | |
46 | DEFINE_STANDARD_ALLOC |
47 | |
48 | |
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49 | Standard_EXPORT BRepBlend_CurvPointRadInv(const Handle(Adaptor3d_Curve)& C1, const Handle(Adaptor3d_Curve)& C2); |
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50 | |
51 | Standard_EXPORT void Set (const Standard_Integer Choix); |
52 | |
53 | //! returns 2. |
54 | Standard_EXPORT Standard_Integer NbEquations() const; |
55 | |
56 | //! computes the values <F> of the Functions for the |
57 | //! variable <X>. |
58 | //! Returns True if the computation was done successfully, |
59 | //! False otherwise. |
60 | Standard_EXPORT Standard_Boolean Value (const math_Vector& X, math_Vector& F); |
61 | |
62 | //! returns the values <D> of the derivatives for the |
63 | //! variable <X>. |
64 | //! Returns True if the computation was done successfully, |
65 | //! False otherwise. |
66 | Standard_EXPORT Standard_Boolean Derivatives (const math_Vector& X, math_Matrix& D); |
67 | |
68 | //! returns the values <F> of the functions and the derivatives |
69 | //! <D> for the variable <X>. |
70 | //! Returns True if the computation was done successfully, |
71 | //! False otherwise. |
72 | Standard_EXPORT Standard_Boolean Values (const math_Vector& X, math_Vector& F, math_Matrix& D); |
73 | |
74 | //! Set the Point on which a solution has to be found. |
75 | Standard_EXPORT void Set (const gp_Pnt& P); |
76 | |
77 | //! Returns in the vector Tolerance the parametric tolerance |
78 | //! for each of the 3 variables; |
79 | //! Tol is the tolerance used in 3d space. |
80 | Standard_EXPORT void GetTolerance (math_Vector& Tolerance, const Standard_Real Tol) const; |
81 | |
82 | //! Returns in the vector InfBound the lowest values allowed |
83 | //! for each of the 3 variables. |
84 | //! Returns in the vector SupBound the greatest values allowed |
85 | //! for each of the 3 variables. |
86 | Standard_EXPORT void GetBounds (math_Vector& InfBound, math_Vector& SupBound) const; |
87 | |
88 | //! Returns Standard_True if Sol is a zero of the function. |
89 | //! Tol is the tolerance used in 3d space. |
90 | Standard_EXPORT Standard_Boolean IsSolution (const math_Vector& Sol, const Standard_Real Tol); |
91 | |
92 | |
93 | |
94 | |
95 | protected: |
96 | |
97 | |
98 | |
99 | |
100 | |
101 | private: |
102 | |
103 | |
104 | |
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105 | Handle(Adaptor3d_Curve) curv1; |
106 | Handle(Adaptor3d_Curve) curv2; |
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107 | gp_Pnt point; |
108 | Standard_Integer choix; |
109 | |
110 | |
111 | }; |
112 | |
113 | |
114 | |
115 | |
116 | |
117 | |
118 | |
119 | #endif // _BRepBlend_CurvPointRadInv_HeaderFile |