| 1 | // -*- C++ -*-
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| 2 | // ---------------------------------------------------------------------------
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| 3 | //
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| 4 | // This file is a part of the CLHEP - a Class Library for High Energy Physics.
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| 5 | //
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| 6 | // This is the definitions of the inline member functions of the
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| 7 | // HepRotationZ class
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| 8 | //
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| 9 |
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| 10 | #include <cmath>
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| 11 | #include "CLHEP/Units/PhysicalConstants.h"
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| 12 |
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| 13 | namespace CLHEP {
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| 14 |
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| 15 | inline double HepRotationZ::xx() const { return c; }
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| 16 | inline double HepRotationZ::xy() const { return -s; }
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| 17 | inline double HepRotationZ::yx() const { return s; }
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| 18 | inline double HepRotationZ::yy() const { return c; }
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| 19 |
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| 20 | inline double HepRotationZ::zz() const { return 1.0; }
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| 21 | inline double HepRotationZ::zy() const { return 0.0; }
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| 22 | inline double HepRotationZ::zx() const { return 0.0; }
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| 23 | inline double HepRotationZ::yz() const { return 0.0; }
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| 24 | inline double HepRotationZ::xz() const { return 0.0; }
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| 25 |
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| 26 | inline HepRep3x3 HepRotationZ::rep3x3() const {
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| 27 | return HepRep3x3 ( c, -s, 0.0,
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| 28 | s, c, 0.0,
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| 29 | 0.0, 0.0, 1.0 );
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| 30 | }
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| 31 |
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| 32 | inline HepRotationZ::HepRotationZ() : d(0.0), s(0.0), c(1.0) {}
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| 33 |
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| 34 | inline HepRotationZ::HepRotationZ(const HepRotationZ & orig) :
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| 35 | d(orig.d), s(orig.s), c(orig.c)
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| 36 | {}
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| 37 |
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| 38 | inline HepRotationZ::HepRotationZ(double dd, double ss, double cc) :
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| 39 | d(dd), s(ss), c(cc)
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| 40 | {}
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| 41 |
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| 42 | inline HepRotationZ & HepRotationZ::operator= (const HepRotationZ & orig) {
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| 43 | d = orig.d;
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| 44 | s = orig.s;
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| 45 | c = orig.c;
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| 46 | return *this;
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| 47 | }
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| 48 |
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| 49 | inline HepRotationZ::~HepRotationZ() {}
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| 50 |
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| 51 | inline Hep3Vector HepRotationZ::colX() const
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| 52 | { return Hep3Vector ( c, s, 0.0 ); }
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| 53 | inline Hep3Vector HepRotationZ::colY() const
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| 54 | { return Hep3Vector ( -s, c, 0.0 ); }
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| 55 | inline Hep3Vector HepRotationZ::colZ() const
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| 56 | { return Hep3Vector ( 0.0, 0.0, 1.0 ); }
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| 57 |
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| 58 | inline Hep3Vector HepRotationZ::rowX() const
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| 59 | { return Hep3Vector ( c, -s, 0.0 ); }
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| 60 | inline Hep3Vector HepRotationZ::rowY() const
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| 61 | { return Hep3Vector ( s, c, 0.0 ); }
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| 62 | inline Hep3Vector HepRotationZ::rowZ() const
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| 63 | { return Hep3Vector ( 0.0, 0.0, 1.0 ); }
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| 64 |
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| 65 | inline double HepRotationZ::getPhi () const { return phi(); }
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| 66 | inline double HepRotationZ::getTheta() const { return theta(); }
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| 67 | inline double HepRotationZ::getPsi () const { return psi(); }
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| 68 | inline double HepRotationZ::getDelta() const { return d; }
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| 69 | inline Hep3Vector HepRotationZ::getAxis () const { return axis(); }
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| 70 |
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| 71 | inline double HepRotationZ::delta() const { return d; }
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| 72 | inline Hep3Vector HepRotationZ::axis() const { return Hep3Vector(0,0,1); }
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| 73 |
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| 74 | inline HepAxisAngle HepRotationZ::axisAngle() const {
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| 75 | return HepAxisAngle ( axis(), delta() );
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| 76 | }
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| 77 |
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| 78 | inline void HepRotationZ::getAngleAxis
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| 79 | (double & delta, Hep3Vector & axis) const {
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| 80 | delta = d;
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| 81 | axis = getAxis();
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| 82 | }
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| 83 |
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| 84 | inline bool HepRotationZ::isIdentity() const {
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| 85 | return ( d==0 );
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| 86 | }
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| 87 |
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| 88 | inline int HepRotationZ::compare ( const HepRotationZ & r ) const {
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| 89 | if (d > r.d) return 1; else if (d < r.d) return -1; else return 0;
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| 90 | }
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| 91 |
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| 92 | inline bool HepRotationZ::operator==(const HepRotationZ & r) const
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| 93 | { return (d==r.d); }
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| 94 | inline bool HepRotationZ::operator!=(const HepRotationZ & r) const
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| 95 | { return (d!=r.d); }
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| 96 | inline bool HepRotationZ::operator>=(const HepRotationZ & r) const
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| 97 | { return (d>=r.d); }
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| 98 | inline bool HepRotationZ::operator<=(const HepRotationZ & r) const
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| 99 | { return (d<=r.d); }
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| 100 | inline bool HepRotationZ::operator> (const HepRotationZ & r) const
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| 101 | { return (d> r.d); }
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| 102 | inline bool HepRotationZ::operator< (const HepRotationZ & r) const
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| 103 | { return (d< r.d); }
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| 104 |
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| 105 | inline void HepRotationZ::rectify() {
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| 106 | d = proper(d); // Just in case!
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| 107 | s = std::sin(d);
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| 108 | c = std::cos(d);
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| 109 | }
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| 110 |
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| 111 | inline Hep3Vector HepRotationZ::operator() (const Hep3Vector & p) const {
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| 112 | double x = p.x();
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| 113 | double y = p.y();
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| 114 | double z = p.z();
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| 115 | return Hep3Vector( x * c - y * s,
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| 116 | x * s + y * c,
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| 117 | z );
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| 118 | }
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| 119 |
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| 120 | inline Hep3Vector HepRotationZ::operator * (const Hep3Vector & p) const {
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| 121 | return operator()(p);
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| 122 | }
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| 123 |
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| 124 | inline HepLorentzVector HepRotationZ::operator()
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| 125 | ( const HepLorentzVector & w ) const {
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| 126 | return HepLorentzVector( operator() (w.vect()) , w.t() );
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| 127 | }
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| 128 |
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| 129 | inline HepLorentzVector HepRotationZ::operator *
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| 130 | (const HepLorentzVector & p) const {
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| 131 | return operator()(p);
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| 132 | }
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| 133 |
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| 134 | inline HepRotationZ & HepRotationZ::operator *= (const HepRotationZ & m) {
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| 135 | return *this = (*this) * (m);
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| 136 | }
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| 137 |
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| 138 | inline HepRotationZ & HepRotationZ::transform(const HepRotationZ & m) {
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| 139 | return *this = m * (*this);
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| 140 | }
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| 141 |
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| 142 | inline double HepRotationZ::proper( double delta ) {
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| 143 | // -PI < d <= PI
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| 144 | if ( std::fabs(delta) < CLHEP::pi ) {
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| 145 | return delta;
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| 146 | } else {
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| 147 | register double x = delta / (CLHEP::twopi);
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| 148 | return (CLHEP::twopi) * ( x + std::floor(.5-x) );
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| 149 | }
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| 150 | } // proper()
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| 151 |
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| 152 | inline HepRotationZ HepRotationZ::operator * ( const HepRotationZ & rz ) const {
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| 153 | return HepRotationZ ( HepRotationZ::proper(d+rz.d),
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| 154 | s*rz.c + c*rz.s,
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| 155 | c*rz.c - s*rz.s );
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| 156 | }
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| 157 |
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| 158 | inline HepRotationZ HepRotationZ::inverse() const {
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| 159 | return HepRotationZ( proper(-d), -s, c );
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| 160 | }
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| 161 |
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| 162 | inline HepRotationZ inverseOf(const HepRotationZ & r) {
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| 163 | return r.inverse();
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| 164 | }
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| 165 |
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| 166 | inline HepRotationZ & HepRotationZ::invert() {
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| 167 | return *this=inverse();
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| 168 | }
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| 169 |
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| 170 | inline HepLorentzVector HepRotationZ::col1() const
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| 171 | { return HepLorentzVector (colX(), 0); }
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| 172 | inline HepLorentzVector HepRotationZ::col2() const
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| 173 | { return HepLorentzVector (colY(), 0); }
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| 174 | inline HepLorentzVector HepRotationZ::col3() const
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| 175 | { return HepLorentzVector (colZ(), 0); }
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| 176 | inline HepLorentzVector HepRotationZ::col4() const
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| 177 | { return HepLorentzVector (0,0,0,1); }
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| 178 | inline HepLorentzVector HepRotationZ::row1() const
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| 179 | { return HepLorentzVector (rowX(), 0); }
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| 180 | inline HepLorentzVector HepRotationZ::row2() const
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| 181 | { return HepLorentzVector (rowY(), 0); }
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| 182 | inline HepLorentzVector HepRotationZ::row3() const
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| 183 | { return HepLorentzVector (rowZ(), 0); }
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| 184 | inline HepLorentzVector HepRotationZ::row4() const
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| 185 | { return HepLorentzVector (0,0,0,1); }
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| 186 | inline double HepRotationZ::xt() const { return 0.0; }
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| 187 | inline double HepRotationZ::yt() const { return 0.0; }
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| 188 | inline double HepRotationZ::zt() const { return 0.0; }
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| 189 | inline double HepRotationZ::tx() const { return 0.0; }
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| 190 | inline double HepRotationZ::ty() const { return 0.0; }
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| 191 | inline double HepRotationZ::tz() const { return 0.0; }
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| 192 | inline double HepRotationZ::tt() const { return 1.0; }
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| 193 |
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| 194 | inline HepRep4x4 HepRotationZ::rep4x4() const {
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| 195 | return HepRep4x4 ( c, -s, 0.0, 0.0,
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| 196 | s, c, 0.0, 0.0,
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| 197 | 0.0, 0.0, 1.0, 0.0,
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| 198 | 0.0, 0.0, 0.0, 1.0 );
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| 199 | }
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| 200 |
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| 201 | inline double HepRotationZ::getTolerance() {
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| 202 | return Hep4RotationInterface::tolerance;
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| 203 | }
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| 204 | inline double HepRotationZ::setTolerance(double tol) {
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| 205 | return Hep4RotationInterface::setTolerance(tol);
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| 206 | }
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| 207 |
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| 208 | } // namespace CLHEP
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