| 1 | #ifndef HEP_EULERANGLES_H
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| 2 | #define HEP_EULERANGLES_H
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| 3 |
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| 4 | // ----------------------------------------------------------------------
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| 5 | //
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| 6 | // EulerAngles.h EulerAngles class --
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| 7 | // Support class for PhysicsVectors classes
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| 8 | //
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| 9 | // History:
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| 10 | // 09-Jan-1998 WEB FixedTypes is now found in ZMutility
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| 11 | // 12-Jan-1998 WEB PI is now found in ZMutility
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| 12 | // 15-Jun-1998 WEB Added namespace support
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| 13 | // 02-May-2000 WEB No global using
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| 14 | // 26-Jul-2000 MF CLHEP version
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| 15 | //
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| 16 | // ----------------------------------------------------------------------
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| 17 |
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| 18 | #include <iostream>
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| 19 | #include "CLHEP/Vector/defs.h"
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| 20 |
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| 21 | namespace CLHEP {
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| 22 |
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| 23 | // Declarations of classes and global methods
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| 24 | class HepEulerAngles;
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| 25 | std::ostream & operator<<(std::ostream & os, const HepEulerAngles & aa);
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| 26 | std::istream & operator>>(std::istream & is, HepEulerAngles & aa);
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| 27 |
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| 28 | /**
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| 29 | * @author
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| 30 | * @ingroup vector
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| 31 | */
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| 32 | class HepEulerAngles {
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| 33 |
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| 34 | protected:
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| 35 | typedef HepEulerAngles EA; // just an abbreviation
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| 36 | static double tolerance; // to determine relative nearness
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| 37 |
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| 38 | public:
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| 39 |
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| 40 | // ---------- Constructors:
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| 41 | inline HepEulerAngles();
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| 42 | inline HepEulerAngles( double phi, double theta, double psi );
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| 43 |
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| 44 | // ---------- Destructor, copy constructor, assignment:
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| 45 | // use C++ defaults
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| 46 |
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| 47 | // ---------- Accessors:
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| 48 |
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| 49 | public:
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| 50 | inline double getPhi() const;
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| 51 | inline double phi() const;
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| 52 | inline EA & setPhi( double phi );
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| 53 |
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| 54 | inline double getTheta() const;
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| 55 | inline double theta() const;
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| 56 | inline EA & setTheta( double theta );
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| 57 |
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| 58 | inline double getPsi() const;
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| 59 | inline double psi() const;
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| 60 | inline EA & setPsi( double psi );
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| 61 |
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| 62 | inline EA & set( double phi, double theta, double psi );
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| 63 |
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| 64 | // ---------- Operations:
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| 65 |
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| 66 | // comparisons:
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| 67 | inline int compare ( const EA & ea ) const;
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| 68 |
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| 69 | inline bool operator==( const EA & ea ) const;
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| 70 | inline bool operator!=( const EA & ea ) const;
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| 71 | inline bool operator< ( const EA & ea ) const;
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| 72 | inline bool operator<=( const EA & ea ) const;
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| 73 | inline bool operator> ( const EA & ea ) const;
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| 74 | inline bool operator>=( const EA & ea ) const;
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| 75 |
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| 76 | // relative comparison:
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| 77 | inline static double getTolerance();
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| 78 | inline static double setTolerance( double tol );
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| 79 |
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| 80 | bool isNear ( const EA & ea, double epsilon = tolerance ) const;
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| 81 | double howNear( const EA & ea ) const;
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| 82 |
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| 83 | // ---------- I/O:
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| 84 |
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| 85 | friend std::ostream & operator<<( std::ostream & os, const EA & ea );
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| 86 | friend std::istream & operator>>( std::istream & is, EA & ea );
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| 87 |
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| 88 | // ---------- Helper methods:
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| 89 |
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| 90 | protected:
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| 91 | double distance( const HepEulerAngles & ex ) const;
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| 92 |
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| 93 | // ---------- Data members:
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| 94 | protected:
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| 95 | double phi_;
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| 96 | double theta_;
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| 97 | double psi_;
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| 98 |
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| 99 | }; // HepEulerAngles
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| 100 |
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| 101 | } // namespace CLHEP
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| 102 |
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| 103 |
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| 104 | namespace zmpv {
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| 105 |
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| 106 | typedef CLHEP::HepEulerAngles EulerAngles;
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| 107 |
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| 108 | } // end of namespace zmpv
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| 109 |
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| 110 | #define EULERANGLES_ICC
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| 111 | #include "CLHEP/Vector/EulerAngles.icc"
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| 112 | #undef EULERANGLES_ICC
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| 113 |
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| 114 | #ifdef ENABLE_BACKWARDS_COMPATIBILITY
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| 115 | // backwards compatibility will be enabled ONLY in CLHEP 1.9
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| 116 | using namespace CLHEP;
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| 117 | #endif
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| 118 |
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| 119 |
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| 120 | #endif // EULERANGLES_H
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