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1 | // Created by: Julia GERASIMOVA |
2 | // Copyright (c) 2015 OPEN CASCADE SAS |
3 | // |
4 | // This file is part of Open CASCADE Technology software library. |
5 | // |
6 | // This library is free software; you can redistribute it and/or modify it under |
7 | // the terms of the GNU Lesser General Public License version 2.1 as published |
8 | // by the Free Software Foundation, with special exception defined in the file |
9 | // OCCT_LGPL_EXCEPTION.txt. Consult the file LICENSE_LGPL_21.txt included in OCCT |
10 | // distribution for complete text of the license and disclaimer of any warranty. |
11 | // |
12 | // Alternatively, this file may be used under the terms of Open CASCADE |
13 | // commercial license or contractual agreement. |
14 | |
15 | #ifndef _BlendFunc_GenChamfer_HeaderFile |
16 | #define _BlendFunc_GenChamfer_HeaderFile |
17 | |
18 | #include <Standard.hxx> |
19 | #include <Standard_DefineAlloc.hxx> |
20 | #include <Standard_Handle.hxx> |
21 | |
22 | #include <Standard_Integer.hxx> |
23 | #include <Standard_Real.hxx> |
24 | #include <BlendFunc_Corde.hxx> |
25 | #include <Blend_Function.hxx> |
26 | #include <Standard_Boolean.hxx> |
27 | #include <math_Vector.hxx> |
28 | #include <TColStd_Array1OfReal.hxx> |
29 | #include <GeomAbs_Shape.hxx> |
30 | #include <TColStd_Array1OfInteger.hxx> |
31 | #include <TColgp_Array1OfPnt.hxx> |
32 | #include <TColgp_Array1OfVec.hxx> |
33 | #include <TColgp_Array1OfPnt2d.hxx> |
34 | #include <TColgp_Array1OfVec2d.hxx> |
35 | class Adaptor3d_HSurface; |
36 | class Adaptor3d_HCurve; |
37 | class math_Matrix; |
38 | class gp_Pnt; |
39 | class gp_Vec; |
40 | class gp_Vec2d; |
41 | class gp_Lin; |
42 | class Blend_Point; |
43 | |
44 | |
45 | |
46 | //! Deferred class for a function used to compute a general chamfer |
47 | class BlendFunc_GenChamfer : public Blend_Function |
48 | { |
49 | public: |
50 | |
51 | DEFINE_STANDARD_ALLOC |
52 | |
53 | Standard_EXPORT BlendFunc_GenChamfer(const Handle(Adaptor3d_HSurface)& S1, |
54 | const Handle(Adaptor3d_HSurface)& S2, |
55 | const Handle(Adaptor3d_HCurve)& CG); |
56 | |
57 | //! returns the number of equations of the function. |
58 | Standard_EXPORT Standard_Integer NbEquations() const Standard_OVERRIDE; |
59 | |
60 | //! returns the values <F> of the functions and the derivatives |
61 | //! <D> for the variable <X>. |
62 | //! Returns True if the computation was done successfully, |
63 | //! False otherwise. |
64 | Standard_EXPORT Standard_Boolean Values (const math_Vector& X, |
65 | math_Vector& F, |
66 | math_Matrix& D) Standard_OVERRIDE; |
67 | |
68 | //! Sets the value of the parameter along the guide line. |
69 | //! This determines the plane in which the solution has |
70 | //! to be found. |
71 | Standard_EXPORT void Set (const Standard_Real Param) Standard_OVERRIDE = 0; |
72 | |
73 | //! Sets the bounds of the parametric interval on |
74 | //! the guide line. |
75 | //! This determines the derivatives in these values if the |
76 | //! function is not Cn. |
77 | Standard_EXPORT void Set (const Standard_Real First, const Standard_Real Last) Standard_OVERRIDE; |
78 | |
79 | Standard_EXPORT void GetTolerance (math_Vector& Tolerance, |
80 | const Standard_Real Tol) const Standard_OVERRIDE; |
81 | |
82 | Standard_EXPORT void GetBounds (math_Vector& InfBound, |
83 | math_Vector& SupBound) const Standard_OVERRIDE; |
84 | |
85 | //! Returns the minimal Distance beetween two |
86 | //! extremitys of calculed sections. |
87 | Standard_EXPORT Standard_Real GetMinimalDistance() const Standard_OVERRIDE; |
88 | |
89 | //! Sets the distances and the "quadrant". |
90 | Standard_EXPORT virtual void Set (const Standard_Real Dist1, |
91 | const Standard_Real Dist2, |
92 | const Standard_Integer Choix) = 0; |
93 | |
94 | //! Returns False |
95 | Standard_EXPORT Standard_Boolean IsRational() const Standard_OVERRIDE; |
96 | |
97 | //! Compute the minimal value of weight for each poles |
98 | //! of all sections. |
99 | Standard_EXPORT void GetMinimalWeight (TColStd_Array1OfReal& Weigths) const Standard_OVERRIDE; |
100 | |
101 | //! Returns the number of intervals for continuity |
102 | //! <S>. May be one if Continuity(me) >= <S> |
103 | Standard_EXPORT Standard_Integer NbIntervals (const GeomAbs_Shape S) const Standard_OVERRIDE; |
104 | |
105 | //! Stores in <T> the parameters bounding the intervals |
106 | //! of continuity <S>. |
107 | //! |
108 | //! The array must provide enough room to accomodate |
109 | //! for the parameters. i.e. T.Length() > NbIntervals() |
110 | //! raises |
111 | //! OutOfRange from Standard |
112 | Standard_EXPORT void Intervals (TColStd_Array1OfReal& T, |
113 | const GeomAbs_Shape S) const Standard_OVERRIDE; |
114 | |
115 | Standard_EXPORT void GetShape (Standard_Integer& NbPoles, |
116 | Standard_Integer& NbKnots, |
117 | Standard_Integer& Degree, |
118 | Standard_Integer& NbPoles2d) Standard_OVERRIDE; |
119 | |
120 | //! Returns the tolerance to reach in approximation |
121 | //! to respecte |
122 | //! BoundTol error at the Boundary |
123 | //! AngleTol tangent error at the Boundary |
124 | //! SurfTol error inside the surface. |
125 | Standard_EXPORT void GetTolerance (const Standard_Real BoundTol, |
126 | const Standard_Real SurfTol, |
127 | const Standard_Real AngleTol, |
128 | math_Vector& Tol3d, |
129 | math_Vector& Tol1D) const Standard_OVERRIDE; |
130 | |
131 | Standard_EXPORT void Knots (TColStd_Array1OfReal& TKnots) Standard_OVERRIDE; |
132 | |
133 | Standard_EXPORT void Mults (TColStd_Array1OfInteger& TMults) Standard_OVERRIDE; |
134 | |
135 | //! Obsolete method |
136 | Standard_EXPORT void Section (const Standard_Real Param, |
137 | const Standard_Real U1, |
138 | const Standard_Real V1, |
139 | const Standard_Real U2, |
140 | const Standard_Real V2, |
141 | Standard_Real& Pdeb, |
142 | Standard_Real& Pfin, |
143 | gp_Lin& C); |
144 | |
145 | //! Used for the first and last section |
146 | Standard_EXPORT Standard_Boolean Section (const Blend_Point& P, |
147 | TColgp_Array1OfPnt& Poles, |
148 | TColgp_Array1OfVec& DPoles, |
149 | TColgp_Array1OfVec& D2Poles, |
150 | TColgp_Array1OfPnt2d& Poles2d, |
151 | TColgp_Array1OfVec2d& DPoles2d, |
152 | TColgp_Array1OfVec2d& D2Poles2d, |
153 | TColStd_Array1OfReal& Weigths, |
154 | TColStd_Array1OfReal& DWeigths, |
155 | TColStd_Array1OfReal& D2Weigths) Standard_OVERRIDE; |
156 | |
157 | //! Used for the first and last section |
158 | Standard_EXPORT Standard_Boolean Section (const Blend_Point& P, |
159 | TColgp_Array1OfPnt& Poles, |
160 | TColgp_Array1OfVec& DPoles, |
161 | TColgp_Array1OfPnt2d& Poles2d, |
162 | TColgp_Array1OfVec2d& DPoles2d, |
163 | TColStd_Array1OfReal& Weigths, |
164 | TColStd_Array1OfReal& DWeigths) Standard_OVERRIDE; |
165 | |
166 | Standard_EXPORT void Section (const Blend_Point& P, |
167 | TColgp_Array1OfPnt& Poles, |
168 | TColgp_Array1OfPnt2d& Poles2d, |
169 | TColStd_Array1OfReal& Weigths) Standard_OVERRIDE; |
170 | |
171 | Standard_EXPORT void Resolution (const Standard_Integer IC2d, |
172 | const Standard_Real Tol, |
173 | Standard_Real& TolU, |
174 | Standard_Real& TolV) const Standard_OVERRIDE; |
175 | |
176 | |
177 | |
178 | |
179 | protected: |
180 | |
181 | Handle(Adaptor3d_HSurface) surf1; |
182 | Handle(Adaptor3d_HSurface) surf2; |
183 | Handle(Adaptor3d_HCurve) curv; |
184 | Standard_Integer choix; |
185 | Standard_Real tol; |
186 | Standard_Real distmin; |
187 | |
188 | |
189 | private: |
190 | |
191 | |
192 | }; |
193 | |
194 | |
195 | |
196 | |
197 | |
198 | |
199 | |
200 | #endif // _BlendFunc_GenChamfer_HeaderFile |