| Geant4 Cross Reference |
1 // -*- C++ -*- 1
2 // CLASSDOC OFF
3 // -------------------------------------------
4 // CLASSDOC ON
5 //
6 // This file is a part of the CLHEP - a Class
7 //
8 // -------------------------------------------
9 //
10 // EulerAngles.h EulerAngles class --
11 // Support class for PhysicsVectors cla
12 //
13 // History:
14 // 09-Jan-1998 WEB FixedTypes is now found
15 // 12-Jan-1998 WEB PI is now found in ZMut
16 // 15-Jun-1998 WEB Added namespace support
17 // 02-May-2000 WEB No global using
18 // 26-Jul-2000 MF CLHEP version
19 //
20 // -------------------------------------------
21
22 #ifndef HEP_EULERANGLES_H
23 #define HEP_EULERANGLES_H
24
25 #include <iostream>
26
27 namespace CLHEP {
28
29 // Declarations of classes and global methods
30 class HepEulerAngles;
31 std::ostream & operator<<(std::ostream & os, c
32 std::istream & operator>>(std::istream & is,
33
34 /**
35 * @author
36 * @ingroup vector
37 */
38 class HepEulerAngles {
39
40 protected:
41 typedef HepEulerAngles EA; // just an
42 static double tolerance; // to determin
43
44 public:
45
46 // ---------- Constructors:
47 inline HepEulerAngles();
48 inline HepEulerAngles( double phi, double th
49
50 // ---------- Destructor, copy constructor,
51 // use C++ defaults
52
53 // ---------- Accessors:
54
55 public:
56 inline double getPhi() const;
57 inline double phi() const;
58 inline EA & setPhi( double phi );
59
60 inline double getTheta() const;
61 inline double theta() const;
62 inline EA & setTheta( double theta );
63
64 inline double getPsi() const;
65 inline double psi() const;
66 inline EA & setPsi( double psi );
67
68 inline EA & set( double phi, double theta, d
69
70 // ---------- Operations:
71
72 // comparisons:
73 inline int compare ( const EA & ea ) cons
74
75 inline bool operator==( const EA & ea ) cons
76 inline bool operator!=( const EA & ea ) cons
77 inline bool operator< ( const EA & ea ) cons
78 inline bool operator<=( const EA & ea ) cons
79 inline bool operator> ( const EA & ea ) cons
80 inline bool operator>=( const EA & ea ) cons
81
82 // relative comparison:
83 inline static double getTolerance();
84 inline static double setTolerance( double to
85
86 bool isNear ( const EA & ea, double epsilon
87 double howNear( const EA & ea ) const;
88
89 // ---------- I/O:
90
91 friend std::ostream & operator<<( std::ostre
92 friend std::istream & operator>>( std::istre
93
94 // ---------- Helper methods:
95
96 protected:
97 double distance( const HepEulerAngles & ex
98
99 // ---------- Data members:
100 protected:
101 double phi_;
102 double theta_;
103 double psi_;
104
105 }; // HepEulerAngles
106
107 } // namespace CLHEP
108
109 #include "CLHEP/Vector/EulerAngles.icc"
110
111 #endif // EULERANGLES_H
112