| Geant4 Cross Reference |
1 // -*- C++ -*- 1
2 // -------------------------------------------
3 //
4 // This file is a part of the CLHEP - a Class
5 //
6 // -------------------------------------------
7 // -------------------------------------------
8 //
9 // AxisAngle.h - provide HepAxisAngle class
10 //
11 // History:
12 // 23-Jan-1998 WEB Initial draft
13 // 15-Jun-1998 WEB Added namespace support
14 // 02-May-2000 WEB No global using
15 // 27-Jul-2000 MF CLHEP version
16 //
17 // -------------------------------------------
18
19 #ifndef HEP_AXISANGLE_H
20 #define HEP_AXISANGLE_H
21
22 #include <iostream>
23 #include "CLHEP/Vector/ThreeVector.h"
24
25 namespace CLHEP {
26
27 // Declarations of classes and global methods
28 class HepAxisAngle;
29 std::ostream & operator<<( std::ostream & os,
30 std::istream & operator>>( std::istream & is,
31
32 /**
33 * @author
34 * @ingroup vector
35 */
36 class HepAxisAngle {
37
38 public:
39 typedef double Scalar;
40
41 protected:
42 typedef HepAxisAngle AA; // just an
43 static Scalar tolerance; // to determin
44
45 public:
46
47 // ---------- Constructors:
48 inline HepAxisAngle();
49 inline HepAxisAngle( const Hep3Vector axis,
50
51 // ---------- Destructor, copy constructor,
52 // use C++ defaults
53
54 // ---------- Accessors:
55
56 public:
57 inline Hep3Vector getAxis() const
58 inline Hep3Vector axis() const;
59 inline AA & setAxis( const
60
61 inline double getDelta() const;
62 inline double delta() const ;
63 inline AA & setDelta( Scala
64
65 inline AA & set( const Hep3Vector axis, Scal
66
67 // ---------- Operations:
68
69 // comparisons:
70 inline int compare ( const AA & aa ) cons
71
72 inline bool operator==( const AA & aa ) cons
73 inline bool operator!=( const AA & aa ) cons
74 inline bool operator< ( const AA & aa ) cons
75 inline bool operator<=( const AA & aa ) cons
76 inline bool operator> ( const AA & aa ) cons
77 inline bool operator>=( const AA & aa ) cons
78
79 // relative comparison:
80 inline static double getTolerance();
81 inline static double setTolerance( Scalar to
82
83 protected:
84 double distance( const HepAxisAngle & aa )
85 public:
86
87 bool isNear ( const AA & aa, Scalar epsilon
88 double howNear( const AA & aa ) const;
89
90 // ---------- I/O:
91
92 friend std::ostream & operator<<( std::ostre
93 friend std::istream & operator>>( std::istre
94
95 private:
96 Hep3Vector axis_; // Note: After construct
97 double delta_;
98
99 }; // HepAxisAngle
100
101
102 } // namespace CLHEP
103
104 #include "CLHEP/Vector/AxisAngle.icc"
105
106 #endif // HEP_AXISANGLE_H
107