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
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
|
// File generated by CPPExt (Value)
//
// Copyright (C) 1991 - 2000 by
// Matra Datavision SA. All rights reserved.
//
// Copyright (C) 2001 - 2004 by
// Open CASCADE SA. All rights reserved.
//
// This file is part of the Open CASCADE Technology software.
//
// This software may be distributed and/or modified under the terms and
// conditions of the Open CASCADE Public License as defined by Open CASCADE SA
// and appearing in the file LICENSE included in the packaging of this file.
//
// This software is distributed on an "AS IS" basis, without warranty of any
// kind, and Open CASCADE SA hereby disclaims all such warranties,
// including without limitation, any warranties of merchantability, fitness
// for a particular purpose or non-infringement. Please see the License for
// the specific terms and conditions governing rights and limitations under the
// License.
#ifndef _GeomAPI_ProjectPointOnCurve_HeaderFile
#define _GeomAPI_ProjectPointOnCurve_HeaderFile
#ifndef _Standard_Boolean_HeaderFile
#include <Standard_Boolean.hxx>
#endif
#ifndef _Standard_Integer_HeaderFile
#include <Standard_Integer.hxx>
#endif
#ifndef _Extrema_ExtPC_HeaderFile
#include <Extrema_ExtPC.hxx>
#endif
#ifndef _GeomAdaptor_Curve_HeaderFile
#include <GeomAdaptor_Curve.hxx>
#endif
#ifndef _Handle_Geom_Curve_HeaderFile
#include <Handle_Geom_Curve.hxx>
#endif
#ifndef _Quantity_Parameter_HeaderFile
#include <Quantity_Parameter.hxx>
#endif
#ifndef _Quantity_Length_HeaderFile
#include <Quantity_Length.hxx>
#endif
class Standard_OutOfRange;
class StdFail_NotDone;
class gp_Pnt;
class Geom_Curve;
class Extrema_ExtPC;
#ifndef _Standard_HeaderFile
#include <Standard.hxx>
#endif
#ifndef _Standard_Macro_HeaderFile
#include <Standard_Macro.hxx>
#endif
//! This class implements methods for computing all the orthogonal <br>
//! projections of a 3D point onto a 3D curve. <br>
class GeomAPI_ProjectPointOnCurve {
public:
void* operator new(size_t,void* anAddress)
{
return anAddress;
}
void* operator new(size_t size)
{
return Standard::Allocate(size);
}
void operator delete(void *anAddress)
{
if (anAddress) Standard::Free((Standard_Address&)anAddress);
}
// Methods PUBLIC
//
//! Creates an empty object. Use an <br>
//! Init function for further initialization. <br>
Standard_EXPORT GeomAPI_ProjectPointOnCurve();
//! Create the projection of a point <P> on a curve <br>
//! <Curve> <br>
Standard_EXPORT GeomAPI_ProjectPointOnCurve(const gp_Pnt& P,const Handle(Geom_Curve)& Curve);
//! Create the projection of a point <P> on a curve <br>
//! <Curve> limited by the two points of parameter Umin and Usup. <br>
Standard_EXPORT GeomAPI_ProjectPointOnCurve(const gp_Pnt& P,const Handle(Geom_Curve)& Curve,const Quantity_Parameter Umin,const Quantity_Parameter Usup);
//! Init the projection of a point <P> on a curve <br>
//! <Curve> <br>
Standard_EXPORT void Init(const gp_Pnt& P,const Handle(Geom_Curve)& Curve) ;
//! Init the projection of a point <P> on a curve <br>
//! <Curve> limited by the two points of parameter Umin and Usup. <br>
Standard_EXPORT void Init(const gp_Pnt& P,const Handle(Geom_Curve)& Curve,const Quantity_Parameter Umin,const Quantity_Parameter Usup) ;
//! Init the projection of a point <P> on a curve <br>
//! <Curve> limited by the two points of parameter Umin and Usup. <br>
Standard_EXPORT void Init(const Handle(Geom_Curve)& Curve,const Quantity_Parameter Umin,const Quantity_Parameter Usup) ;
//! Performs the projection of a point on the current curve. <br>
Standard_EXPORT void Perform(const gp_Pnt& P) ;
//! Returns the number of computed <br>
//! orthogonal projection points. <br>
//! Note: if this algorithm fails, NbPoints returns 0. <br>
Standard_EXPORT Standard_Integer NbPoints() const;
Standard_EXPORT operator Standard_Integer() const;
//! Returns the orthogonal projection <br>
//! on the curve. Index is a number of a computed point. <br>
//! Exceptions <br>
//! Standard_OutOfRange if Index is not in the range [ 1,NbPoints ], where <br>
//! NbPoints is the number of solution points. <br>
Standard_EXPORT gp_Pnt Point(const Standard_Integer Index) const;
//! Returns the parameter on the curve <br>
//! of the point, which is the orthogonal projection. Index is a <br>
//! number of a computed point. <br>
//! Exceptions <br>
//! Standard_OutOfRange if Index is not in the range [ 1,NbPoints ], where <br>
//! NbPoints is the number of solution points. <br>
Standard_EXPORT Quantity_Parameter Parameter(const Standard_Integer Index) const;
//! Returns the parameter on the curve <br>
//! of the point, which is the orthogonal projection. Index is a <br>
//! number of a computed point. <br>
//! Exceptions <br>
//! Standard_OutOfRange if Index is not in the range [ 1,NbPoints ], where <br>
//! NbPoints is the number of solution points.- <br>
Standard_EXPORT void Parameter(const Standard_Integer Index,Quantity_Parameter& U) const;
//! Computes the distance between the <br>
//! point and its orthogonal projection on the curve. Index is a number of a computed point. <br>
//! Exceptions <br>
//! Standard_OutOfRange if Index is not in the range [ 1,NbPoints ], where <br>
//! NbPoints is the number of solution points. <br>
Standard_EXPORT Quantity_Length Distance(const Standard_Integer Index) const;
//! Returns the nearest orthogonal <br>
//! projection of the point on the curve. <br>
//! Exceptions: StdFail_NotDone if this algorithm fails. <br>
Standard_EXPORT gp_Pnt NearestPoint() const;
Standard_EXPORT operator gp_Pnt() const;
//! Returns the parameter on the curve <br>
//! of the nearest orthogonal projection of the point. <br>
//! Exceptions: StdFail_NotDone if this algorithm fails. <br>
Standard_EXPORT Quantity_Parameter LowerDistanceParameter() const;
//! Computes the distance between the <br>
//! point and its nearest orthogonal projection on the curve. <br>
//! Exceptions: StdFail_NotDone if this algorithm fails. <br>
Standard_EXPORT Quantity_Length LowerDistance() const;
Standard_EXPORT operator Standard_Real() const;
//! return the algorithmic object from Extrema <br>
const Extrema_ExtPC& Extrema() const;
protected:
// Methods PROTECTED
//
// Fields PROTECTED
//
private:
// Methods PRIVATE
//
// Fields PRIVATE
//
Standard_Boolean myIsDone;
Standard_Integer myIndex;
Extrema_ExtPC myExtPC;
GeomAdaptor_Curve myC;
};
#include <GeomAPI_ProjectPointOnCurve.lxx>
// other Inline functions and methods (like "C++: function call" methods)
//
#endif
|
