Open Inventor Release 2024.2.0
 
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PoCircleThreePoints.h
1/*=======================================================================
2 *** THE CONTENT OF THIS WORK IS PROPRIETARY TO FEI S.A.S, (FEI S.A.S.), ***
3 *** AND IS DISTRIBUTED UNDER A LICENSE AGREEMENT. ***
4 *** ***
5 *** REPRODUCTION, DISCLOSURE, OR USE, IN WHOLE OR IN PART, OTHER THAN AS ***
6 *** SPECIFIED IN THE LICENSE ARE NOT TO BE UNDERTAKEN EXCEPT WITH PRIOR ***
7 *** WRITTEN AUTHORIZATION OF FEI S.A.S. ***
8 *** ***
9 *** RESTRICTED RIGHTS LEGEND ***
10 *** USE, DUPLICATION, OR DISCLOSURE BY THE GOVERNMENT OF THE CONTENT OF THIS ***
11 *** WORK OR RELATED DOCUMENTATION IS SUBJECT TO RESTRICTIONS AS SET FORTH IN ***
12 *** SUBPARAGRAPH (C)(1) OF THE COMMERCIAL COMPUTER SOFTWARE RESTRICTED RIGHT ***
13 *** CLAUSE AT FAR 52.227-19 OR SUBPARAGRAPH (C)(1)(II) OF THE RIGHTS IN ***
14 *** TECHNICAL DATA AND COMPUTER SOFTWARE CLAUSE AT DFARS 52.227-7013. ***
15 *** ***
16 *** COPYRIGHT (C) 1996-2014 BY FEI S.A.S, ***
17 *** BORDEAUX, FRANCE ***
18 *** ALL RIGHTS RESERVED ***
19**=======================================================================*/
20/*=======================================================================
21** Author : VSG (MMM YYYY)
22**=======================================================================*/
23
24#ifndef _PO_CIRCLE_THREE_POINTS_
25#define _PO_CIRCLE_THREE_POINTS_
26
27#include <MeshViz/graph/PoCircle.h>
28#include <Inventor/fields/SoSFVec2f.h>
29#include <Inventor/fields/SoSFFloat.h>
30
54
55 SO_KIT_HEADER(PoCircleThreePoints) ;
56
57
58 public:
59
60 /* Fields */
61
66
71
76
77
78
79 /* Methods */
80
85 { init(SbVec2f(1.0, 0.0), SbVec2f(0.0, 1.0), SbVec2f(-1, 0.)) ; }
86
90 PoCircleThreePoints(const SbVec2f &_p, const SbVec2f &_q, const SbVec2f &_r)
91 { init(_p, _q, _r) ; }
92
96 virtual void rebuild() ;
97
98 /*----------------------------------------------------------------------------*/
99 private:
100 static void initClass() ;
101 static void exitClass() ;
102
103 private:
104 // Methods
105 // Destructor
106 virtual ~PoCircleThreePoints() ;
107 virtual SbBool setUpConnections(SbBool onOff, SbBool doItAlways = FALSE) ;
108 virtual void setDefaultOnNonWritingFields() ;
109
110 private:
111 // Init method
112
113 void init(const SbVec2f &p, const SbVec2f &q, const SbVec2f &r) ;
114
115 // Compute circle center from three points p1, p2 and p3
116 SbBool computeCircleCenter(const SbVec2f &p1, const SbVec2f &p2,
117 const SbVec2f &p3, SbVec2f &center) ;
118 // Sensors
119 FieldSensorList fieldSensorList ;
120
121 // List of fields defined in this class
122 SoFieldList fieldList ;
123
124} ;
125
126/*----------------------------------------------------------------------------*/
127
128#endif /* _PO_CIRCLE_THREE_POINTS_ */
129
<a href="IconLegend.html"><img src="extMV.gif" alt="MeshViz" border="0"></a> Abstract class for 2D ci...
Definition PoCircle.h:37
<a href="IconLegend.html"><img src="extMV.gif" alt="MeshViz" border="0"></a> Class to build a 2D circ...
virtual void rebuild()
Forces node-kit rebuilding.
SoSFVec2f q
Second point of the circle.
SoSFVec2f r
Third point of the circle.
PoCircleThreePoints()
Default constructor.
SoSFVec2f p
First point of the circle.
PoCircleThreePoints(const SbVec2f &_p, const SbVec2f &_q, const SbVec2f &_r)
Constructor.
2D vector class.
Definition SbVec.h:76
Maintains a list of pointers to fields.
Definition SoFieldList.h:72
Field containing a two-dimensional vector.
Definition SoSFVec2f.h:78
int SbBool
Boolean type.
Definition SbBase.h:87