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
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
|
// 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 _IGESGeom_BSplineSurface_HeaderFile
#define _IGESGeom_BSplineSurface_HeaderFile
#ifndef _Standard_HeaderFile
#include <Standard.hxx>
#endif
#ifndef _Standard_DefineHandle_HeaderFile
#include <Standard_DefineHandle.hxx>
#endif
#ifndef _Handle_IGESGeom_BSplineSurface_HeaderFile
#include <Handle_IGESGeom_BSplineSurface.hxx>
#endif
#ifndef _Standard_Integer_HeaderFile
#include <Standard_Integer.hxx>
#endif
#ifndef _Standard_Boolean_HeaderFile
#include <Standard_Boolean.hxx>
#endif
#ifndef _Handle_TColStd_HArray1OfReal_HeaderFile
#include <Handle_TColStd_HArray1OfReal.hxx>
#endif
#ifndef _Handle_TColStd_HArray2OfReal_HeaderFile
#include <Handle_TColStd_HArray2OfReal.hxx>
#endif
#ifndef _Handle_TColgp_HArray2OfXYZ_HeaderFile
#include <Handle_TColgp_HArray2OfXYZ.hxx>
#endif
#ifndef _Standard_Real_HeaderFile
#include <Standard_Real.hxx>
#endif
#ifndef _IGESData_IGESEntity_HeaderFile
#include <IGESData_IGESEntity.hxx>
#endif
class TColStd_HArray1OfReal;
class TColStd_HArray2OfReal;
class TColgp_HArray2OfXYZ;
class Standard_DimensionMismatch;
class Standard_OutOfRange;
class gp_Pnt;
//! defines IGESBSplineSurface, Type <128> Form <0-9> <br>
//! in package IGESGeom <br>
//! A parametric equation obtained by dividing two summations <br>
//! involving weights (which are real numbers), the control <br>
//! points, and B-Spline basis functions <br>
class IGESGeom_BSplineSurface : public IGESData_IGESEntity {
public:
Standard_EXPORT IGESGeom_BSplineSurface();
//! This method is used to set the fields of the class <br>
//! BSplineSurface <br>
//! - anIndexU : Upper index of first sum <br>
//! - anIndexV : Upper index of second sum <br>
//! - aDegU, aDegV : Degrees of first and second sets <br>
//! of basis functions <br>
//! - aCloseU, aCloseV : 1 = Closed in U, V directions <br>
//! 0 = open in U, V directions <br>
//! - aPolynom : 0 = Rational, 1 = polynomial <br>
//! - aPeriodU, aPeriodV : 0 = Non periodic in U or V direction <br>
//! 1 = Periodic in U or V direction <br>
//! - allKnotsU, allKnotsV : Knots in U and V directions <br>
//! - allWeights : Array of weights <br>
//! - allPoles : XYZ coordinates of all control points <br>
//! - aUmin : Starting value of U direction <br>
//! - aUmax : Ending value of U direction <br>
//! - aVmin : Starting value of V direction <br>
//! - aVmax : Ending value of V direction <br>
//! raises exception if allWeights & allPoles are not of same size. <br>
Standard_EXPORT void Init(const Standard_Integer anIndexU,const Standard_Integer anIndexV,const Standard_Integer aDegU,const Standard_Integer aDegV,const Standard_Boolean aCloseU,const Standard_Boolean aCloseV,const Standard_Boolean aPolynom,const Standard_Boolean aPeriodU,const Standard_Boolean aPeriodV,const Handle(TColStd_HArray1OfReal)& allKnotsU,const Handle(TColStd_HArray1OfReal)& allKnotsV,const Handle(TColStd_HArray2OfReal)& allWeights,const Handle(TColgp_HArray2OfXYZ)& allPoles,const Standard_Real aUmin,const Standard_Real aUmax,const Standard_Real aVmin,const Standard_Real aVmax) ;
//! Changes FormNumber (indicates the Shape of the Surface) <br>
//! Error if not in range [0-9] <br>
Standard_EXPORT void SetFormNumber(const Standard_Integer form) ;
//! returns the upper index of the first sum (U) <br>
Standard_EXPORT Standard_Integer UpperIndexU() const;
//! returns the upper index of the second sum (V) <br>
Standard_EXPORT Standard_Integer UpperIndexV() const;
//! returns degree of first set of basis functions <br>
Standard_EXPORT Standard_Integer DegreeU() const;
//! returns degree of second set of basis functions <br>
Standard_EXPORT Standard_Integer DegreeV() const;
//! True if closed in U direction else False <br>
Standard_EXPORT Standard_Boolean IsClosedU() const;
//! True if closed in V direction else False <br>
Standard_EXPORT Standard_Boolean IsClosedV() const;
//! True if polynomial, False if rational <br>
//! <flag> False (D) : computed from Weights <br>
//! <flag> True : recorded <br>
Standard_EXPORT Standard_Boolean IsPolynomial(const Standard_Boolean flag = Standard_False) const;
//! True if periodic in U direction else False <br>
Standard_EXPORT Standard_Boolean IsPeriodicU() const;
//! True if periodic in V direction else False <br>
Standard_EXPORT Standard_Boolean IsPeriodicV() const;
//! returns number of knots in U direction <br>
//! KnotsU are numbered from -DegreeU <br>
Standard_EXPORT Standard_Integer NbKnotsU() const;
//! returns number of knots in V direction <br>
//! KnotsV are numbered from -DegreeV <br>
Standard_EXPORT Standard_Integer NbKnotsV() const;
//! returns the value of knot referred to by anIndex in U direction <br>
//! raises exception if <br>
//! anIndex < -DegreeU() or anIndex > (NbKnotsU() - DegreeU()) <br>
Standard_EXPORT Standard_Real KnotU(const Standard_Integer anIndex) const;
//! returns the value of knot referred to by anIndex in V direction <br>
//! raises exception if <br>
//! anIndex < -DegreeV() or anIndex > (NbKnotsV() - DegreeV()) <br>
Standard_EXPORT Standard_Real KnotV(const Standard_Integer anIndex) const;
//! returns number of poles in U direction <br>
Standard_EXPORT Standard_Integer NbPolesU() const;
//! returns number of poles in V direction <br>
Standard_EXPORT Standard_Integer NbPolesV() const;
//! returns the weight referred to by anIndex1, anIndex2 <br>
//! raises exception if anIndex1 <= 0 or anIndex1 > NbPolesU() <br>
//! or if anIndex2 <= 0 or anIndex2 > NbPolesV() <br>
Standard_EXPORT Standard_Real Weight(const Standard_Integer anIndex1,const Standard_Integer anIndex2) const;
//! returns the control point referenced by anIndex1, anIndex2 <br>
//! raises exception if anIndex1 <= 0 or anIndex1 > NbPolesU() <br>
//! or if anIndex2 <= 0 or anIndex2 > NbPolesV() <br>
Standard_EXPORT gp_Pnt Pole(const Standard_Integer anIndex1,const Standard_Integer anIndex2) const;
//! returns the control point referenced by anIndex1, anIndex2 <br>
//! after applying the Transf.Matrix <br>
//! raises exception if anIndex1 <= 0 or anIndex1 > NbPolesU() <br>
//! or if anIndex2 <= 0 or anIndex2 > NbPolesV() <br>
Standard_EXPORT gp_Pnt TransformedPole(const Standard_Integer anIndex1,const Standard_Integer anIndex2) const;
//! returns starting value in the U direction <br>
Standard_EXPORT Standard_Real UMin() const;
//! returns ending value in the U direction <br>
Standard_EXPORT Standard_Real UMax() const;
//! returns starting value in the V direction <br>
Standard_EXPORT Standard_Real VMin() const;
//! returns ending value in the V direction <br>
Standard_EXPORT Standard_Real VMax() const;
DEFINE_STANDARD_RTTI(IGESGeom_BSplineSurface)
protected:
private:
Standard_Integer theIndexU;
Standard_Integer theIndexV;
Standard_Integer theDegreeU;
Standard_Integer theDegreeV;
Standard_Boolean isClosedU;
Standard_Boolean isClosedV;
Standard_Boolean isPolynomial;
Standard_Boolean isPeriodicU;
Standard_Boolean isPeriodicV;
Handle_TColStd_HArray1OfReal theKnotsU;
Handle_TColStd_HArray1OfReal theKnotsV;
Handle_TColStd_HArray2OfReal theWeights;
Handle_TColgp_HArray2OfXYZ thePoles;
Standard_Real theUmin;
Standard_Real theUmax;
Standard_Real theVmin;
Standard_Real theVmax;
};
// other Inline functions and methods (like "C++: function call" methods)
#endif
|
