ROOT   6.08/07 Reference Guide
MnParabolaPoint.h
Go to the documentation of this file.
1 // @(#)root/minuit2:$Id$
2 // Authors: M. Winkler, F. James, L. Moneta, A. Zsenei 2003-2005
3
4 /**********************************************************************
5  * *
6  * Copyright (c) 2005 LCG ROOT Math team, CERN/PH-SFT *
7  * *
8  **********************************************************************/
9
10 #ifndef ROOT_Minuit2_MnParabolaPoint
11 #define ROOT_Minuit2_MnParabolaPoint
12
13 namespace ROOT {
14
15  namespace Minuit2 {
16
17
18
19 /**
20
21 A point of a parabola.
22
23 <p>
24
25 ????!!!! in reality it is just a general point in two dimensional space,
26 there is nothing that would indicate, that it belongs to a parabola.
27 This class defines simpy an (x,y) pair!!!!
28
29 @author Fred James and Matthias Winkler; comments added by Andras Zsenei
30 and Lorenzo Moneta
31
32 @ingroup Minuit
33
34 \todo Should it be called MnParabolaPoint or just Point?
35
36  */
37
38
40
41 public:
42
43
44  /**
45
46  Initializes the point with its coordinates.
47
48  @param x the x (first) coordinate of the point.
49  @param y the y (second) coordinate of the point.
50
51  */
52
53  MnParabolaPoint(double x, double y) : fX(x), fY(y) {}
54
56
57
58  /**
59
60  Accessor to the x (first) coordinate.
61
62  @return the x (first) coordinate of the point.
63
64  */
65
66  double X() const {return fX;}
67
68
69  /**
70
71  Accessor to the y (second) coordinate.
72
73  @return the y (second) coordinate of the point.
74
75  */
76
77  double Y() const {return fY;}
78
79 private:
80
81  double fX;
82  double fY;
83 };
84
85  } // namespace Minuit2
86
87 } // namespace ROOT
88
89 #endif // ROOT_Minuit2_MnParabolaPoint
double Y() const
Accessor to the y (second) coordinate.
MnParabolaPoint(double x, double y)
Initializes the point with its coordinates.
This namespace contains pre-defined functions to be used in conjuction with TExecutor::Map and TExecu...
Definition: StringConv.hxx:21
Double_t x[n]
Definition: legend1.C:17
A point of a parabola.
double X() const
Accessor to the x (first) coordinate.
Double_t y[n]
Definition: legend1.C:17