1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
|
// This file is generated by WOK (CPPExt).
// Please do not edit this file; modify original file instead.
// The copyright and license terms as defined for the original file apply to
// this header file considered to be the "object code" form of the original source.
#ifndef _Approx_SweepFunction_HeaderFile
#define _Approx_SweepFunction_HeaderFile
#ifndef _Standard_HeaderFile
#include <Standard.hxx>
#endif
#ifndef _Standard_DefineHandle_HeaderFile
#include <Standard_DefineHandle.hxx>
#endif
#ifndef _Handle_Approx_SweepFunction_HeaderFile
#include <Handle_Approx_SweepFunction.hxx>
#endif
#ifndef _MMgt_TShared_HeaderFile
#include <MMgt_TShared.hxx>
#endif
#ifndef _Standard_Boolean_HeaderFile
#include <Standard_Boolean.hxx>
#endif
#ifndef _Standard_Real_HeaderFile
#include <Standard_Real.hxx>
#endif
#ifndef _Standard_Integer_HeaderFile
#include <Standard_Integer.hxx>
#endif
#ifndef _GeomAbs_Shape_HeaderFile
#include <GeomAbs_Shape.hxx>
#endif
class Standard_NotImplemented;
class Standard_OutOfRange;
class TColgp_Array1OfPnt;
class TColgp_Array1OfPnt2d;
class TColStd_Array1OfReal;
class TColgp_Array1OfVec;
class TColgp_Array1OfVec2d;
class TColStd_Array1OfInteger;
class gp_Pnt;
//! defined the function used by SweepApproximation to <br>
//! perform sweeping application. <br>
class Approx_SweepFunction : public MMgt_TShared {
public:
//! compute the section for v = param <br>
Standard_EXPORT virtual Standard_Boolean D0(const Standard_Real Param,const Standard_Real First,const Standard_Real Last,TColgp_Array1OfPnt& Poles,TColgp_Array1OfPnt2d& Poles2d,TColStd_Array1OfReal& Weigths) = 0;
//! compute the first derivative in v direction of the <br>
//! section for v = param <br>
//! Warning : It used only for C1 or C2 aproximation <br>
Standard_EXPORT virtual Standard_Boolean D1(const Standard_Real Param,const Standard_Real First,const Standard_Real Last,TColgp_Array1OfPnt& Poles,TColgp_Array1OfVec& DPoles,TColgp_Array1OfPnt2d& Poles2d,TColgp_Array1OfVec2d& DPoles2d,TColStd_Array1OfReal& Weigths,TColStd_Array1OfReal& DWeigths) ;
//! compute the second derivative in v direction of the <br>
//! section for v = param <br>
//! Warning : It used only for C2 aproximation <br>
Standard_EXPORT virtual Standard_Boolean D2(const Standard_Real Param,const Standard_Real First,const Standard_Real Last,TColgp_Array1OfPnt& Poles,TColgp_Array1OfVec& DPoles,TColgp_Array1OfVec& D2Poles,TColgp_Array1OfPnt2d& Poles2d,TColgp_Array1OfVec2d& DPoles2d,TColgp_Array1OfVec2d& D2Poles2d,TColStd_Array1OfReal& Weigths,TColStd_Array1OfReal& DWeigths,TColStd_Array1OfReal& D2Weigths) ;
//! get the number of 2d curves to approximate. <br>
Standard_EXPORT virtual Standard_Integer Nb2dCurves() const = 0;
//! get the format of an section <br>
Standard_EXPORT virtual void SectionShape(Standard_Integer& NbPoles,Standard_Integer& NbKnots,Standard_Integer& Degree) const = 0;
//! get the Knots of the section <br>
Standard_EXPORT virtual void Knots(TColStd_Array1OfReal& TKnots) const = 0;
//! get the Multplicities of the section <br>
Standard_EXPORT virtual void Mults(TColStd_Array1OfInteger& TMults) const = 0;
//! Returns if the sections are rationnal or not <br>
Standard_EXPORT virtual Standard_Boolean IsRational() const = 0;
//! Returns the number of intervals for continuity <br>
//! <S>. <br>
//! May be one if Continuity(me) >= <S> <br>
Standard_EXPORT virtual Standard_Integer NbIntervals(const GeomAbs_Shape S) const = 0;
//! Stores in <T> the parameters bounding the intervals <br>
//! of continuity <S>. <br>
//! <br>
//! The array must provide enough room to accomodate <br>
//! for the parameters. i.e. T.Length() > NbIntervals() <br>
Standard_EXPORT virtual void Intervals(TColStd_Array1OfReal& T,const GeomAbs_Shape S) const = 0;
//! Sets the bounds of the parametric interval on <br>
//! the fonction <br>
//! This determines the derivatives in these values if the <br>
//! function is not Cn. <br>
Standard_EXPORT virtual void SetInterval(const Standard_Real First,const Standard_Real Last) = 0;
//! Returns the resolutions in the sub-space 2d <Index> <br>
//! This information is usfull to find an good tolerance in <br>
//! 2d approximation. <br>
Standard_EXPORT virtual void Resolution(const Standard_Integer Index,const Standard_Real Tol,Standard_Real& TolU,Standard_Real& TolV) const;
//! Returns the tolerance to reach in approximation <br>
//! to satisfy. <br>
//! BoundTol error at the Boundary <br>
//! AngleTol tangent error at the Boundary (in radian) <br>
//! SurfTol error inside the surface. <br>
Standard_EXPORT virtual void GetTolerance(const Standard_Real BoundTol,const Standard_Real SurfTol,const Standard_Real AngleTol,TColStd_Array1OfReal& Tol3d) const = 0;
//! Is usefull, if (me) have to run numerical <br>
//! algorithm to perform D0, D1 or D2 <br>
Standard_EXPORT virtual void SetTolerance(const Standard_Real Tol3d,const Standard_Real Tol2d) = 0;
//! Get the barycentre of Surface. <br>
//! An very poor estimation is sufficent. <br>
//! This information is usefull to perform well <br>
//! conditioned rational approximation. <br>
//! Warning: Used only if <me> IsRational <br>
Standard_EXPORT virtual gp_Pnt BarycentreOfSurf() const;
//! Returns the length of the greater section. This <br>
//! information is usefull to G1's control. <br>
//! Warning: With an little value, approximation can be slower. <br>
Standard_EXPORT virtual Standard_Real MaximalSection() const;
//! Compute the minimal value of weight for each poles <br>
//! in all sections. <br>
//! This information is usefull to control error <br>
//! in rational approximation. <br>
//! Warning: Used only if <me> IsRational <br>
Standard_EXPORT virtual void GetMinimalWeight(TColStd_Array1OfReal& Weigths) const;
DEFINE_STANDARD_RTTI(Approx_SweepFunction)
protected:
private:
};
// other Inline functions and methods (like "C++: function call" methods)
#endif
|
