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1 | // Created on: 1997-07-29 |
2 | // Created by: Jerome LEMONIER |
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_SurfCurvEvolRadInv_HeaderFile |
18 | #define _BRepBlend_SurfCurvEvolRadInv_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 | #include <Blend_SurfCurvFuncInv.hxx> |
27 | #include <Standard_Boolean.hxx> |
28 | #include <math_Vector.hxx> |
29 | class Adaptor3d_HSurface; |
30 | class Adaptor3d_HCurve; |
31 | class Adaptor2d_HCurve2d; |
32 | class Law_Function; |
33 | class math_Matrix; |
34 | |
35 | |
36 | //! Function of reframing between a surface restriction |
37 | //! of the surface and a curve. |
38 | //! Class used to compute a solution of the |
39 | //! surfRstConstRad problem on a done restriction of the |
40 | //! surface. |
41 | //! The vector <X> used in Value, Values and Derivatives |
42 | //! methods has to be the vector of the parametric |
43 | //! coordinates wguide, wcurv, wrst where wguide is the |
44 | //! parameter on the guide line, wcurv is the parameter on |
45 | //! the curve, wrst is the parameter on the restriction on |
46 | //! the surface. |
47 | class BRepBlend_SurfCurvEvolRadInv : public Blend_SurfCurvFuncInv |
48 | { |
49 | public: |
50 | |
51 | DEFINE_STANDARD_ALLOC |
52 | |
53 | |
54 | Standard_EXPORT BRepBlend_SurfCurvEvolRadInv(const Handle(Adaptor3d_HSurface)& S, const Handle(Adaptor3d_HCurve)& C, const Handle(Adaptor3d_HCurve)& Cg, const Handle(Law_Function)& Evol); |
55 | |
56 | Standard_EXPORT void Set (const Standard_Integer Choix); |
57 | |
58 | //! returns 3. |
59 | Standard_EXPORT Standard_Integer NbEquations() const; |
60 | |
61 | //! computes the values <F> of the Functions for the |
62 | //! variable <X>. |
63 | //! Returns True if the computation was done successfully, |
64 | //! False otherwise. |
65 | Standard_EXPORT Standard_Boolean Value (const math_Vector& X, math_Vector& F); |
66 | |
67 | //! returns the values <D> of the derivatives for the |
68 | //! variable <X>. |
69 | //! Returns True if the computation was done successfully, |
70 | //! False otherwise. |
71 | Standard_EXPORT Standard_Boolean Derivatives (const math_Vector& X, math_Matrix& D); |
72 | |
73 | //! returns the values <F> of the functions and the derivatives |
74 | //! <D> for the variable <X>. |
75 | //! Returns True if the computation was done successfully, |
76 | //! False otherwise. |
77 | Standard_EXPORT Standard_Boolean Values (const math_Vector& X, math_Vector& F, math_Matrix& D); |
78 | |
79 | //! Set the restriction on which a solution has to be found. |
80 | Standard_EXPORT void Set (const Handle(Adaptor2d_HCurve2d)& Rst); |
81 | |
82 | //! Returns in the vector Tolerance the parametric tolerance |
83 | //! for each of the 3 variables; |
84 | //! Tol is the tolerance used in 3d space. |
85 | Standard_EXPORT void GetTolerance (math_Vector& Tolerance, const Standard_Real Tol) const; |
86 | |
87 | //! Returns in the vector InfBound the lowest values allowed |
88 | //! for each of the 3 variables. |
89 | //! Returns in the vector SupBound the greatest values allowed |
90 | //! for each of the 3 variables. |
91 | Standard_EXPORT void GetBounds (math_Vector& InfBound, math_Vector& SupBound) const; |
92 | |
93 | //! Returns Standard_True if Sol is a zero of the function. |
94 | //! Tol is the tolerance used in 3d space. |
95 | Standard_EXPORT Standard_Boolean IsSolution (const math_Vector& Sol, const Standard_Real Tol); |
96 | |
97 | |
98 | |
99 | |
100 | protected: |
101 | |
102 | |
103 | |
104 | |
105 | |
106 | private: |
107 | |
108 | |
109 | |
110 | Handle(Adaptor3d_HSurface) surf; |
111 | Handle(Adaptor3d_HCurve) curv; |
112 | Handle(Adaptor3d_HCurve) guide; |
113 | Handle(Adaptor2d_HCurve2d) rst; |
114 | Standard_Real ray; |
115 | Standard_Integer choix; |
116 | Handle(Law_Function) tevol; |
117 | Standard_Real sg1; |
118 | |
119 | |
120 | }; |
121 | |
122 | |
123 | |
124 | |
125 | |
126 | |
127 | |
128 | #endif // _BRepBlend_SurfCurvEvolRadInv_HeaderFile |