CLHEP  2.4.7.2
C++ Class Library for High Energy Physics
RotationX.icc
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1 // -*- C++ -*-
2 // ---------------------------------------------------------------------------
3 //
4 // This file is a part of the CLHEP - a Class Library for High Energy Physics.
5 //
6 // This is the definitions of the inline member functions of the
7 // HepRotationX class
8 //
9 
10 #include <cmath>
11 #include "CLHEP/Units/PhysicalConstants.h"
12 
13 namespace CLHEP {
14 
15 inline double HepRotationX::yy() const { return its_c; }
16 inline double HepRotationX::yz() const { return -its_s; }
17 inline double HepRotationX::zy() const { return its_s; }
18 inline double HepRotationX::zz() const { return its_c; }
19 
20 inline double HepRotationX::xx() const { return 1.0; }
21 inline double HepRotationX::xy() const { return 0.0; }
22 inline double HepRotationX::xz() const { return 0.0; }
23 inline double HepRotationX::yx() const { return 0.0; }
24 inline double HepRotationX::zx() const { return 0.0; }
25 
26 inline HepRep3x3 HepRotationX::rep3x3() const {
27  return HepRep3x3 ( 1.0, 0.0, 0.0,
28  0.0, its_c, -its_s,
29  0.0, its_s, its_c );
30 }
31 
32 inline HepRotationX::HepRotationX() : its_d(0.0), its_s(0.0), its_c(1.0) {}
33 
34 inline HepRotationX::HepRotationX(const HepRotationX & orig) :
35  its_d(orig.its_d), its_s(orig.its_s), its_c(orig.its_c)
36 {}
37 
38 inline HepRotationX::HepRotationX(double dd, double ss, double cc) :
39  its_d(dd), its_s(ss), its_c(cc)
40 {}
41 
42 inline HepRotationX & HepRotationX::operator= (const HepRotationX & orig) {
43  its_d = orig.its_d;
44  its_s = orig.its_s;
45  its_c = orig.its_c;
46  return *this;
47 }
48 
49 inline HepRotationX::~HepRotationX() {}
50 
51 inline Hep3Vector HepRotationX::colX() const
52  { return Hep3Vector ( 1.0, 0.0, 0.0 ); }
53 inline Hep3Vector HepRotationX::colY() const
54  { return Hep3Vector ( 0.0, its_c, its_s ); }
55 inline Hep3Vector HepRotationX::colZ() const
56  { return Hep3Vector ( 0.0, -its_s, its_c ); }
57 
58 inline Hep3Vector HepRotationX::rowX() const
59  { return Hep3Vector ( 1.0, 0.0, 0.0 ); }
60 inline Hep3Vector HepRotationX::rowY() const
61  { return Hep3Vector ( 0.0, its_c, -its_s ); }
62 inline Hep3Vector HepRotationX::rowZ() const
63  { return Hep3Vector ( 0.0, its_s, its_c ); }
64 
65 inline double HepRotationX::getPhi () const { return phi(); }
66 inline double HepRotationX::getTheta() const { return theta(); }
67 inline double HepRotationX::getPsi () const { return psi(); }
68 inline double HepRotationX::getDelta() const { return its_d; }
69 inline Hep3Vector HepRotationX::getAxis () const { return axis(); }
70 
71 inline double HepRotationX::delta() const { return its_d; }
72 inline Hep3Vector HepRotationX::axis() const { return Hep3Vector(1,0,0); }
73 
74 inline HepAxisAngle HepRotationX::axisAngle() const {
75  return HepAxisAngle ( axis(), delta() );
76 }
77 
78 inline void HepRotationX::getAngleAxis
79  (double & ddelta, Hep3Vector & aaxis) const {
80  ddelta = its_d;
81  aaxis = getAxis();
82 }
83 
84 inline HepLorentzVector HepRotationX::col1() const
85  { return HepLorentzVector (colX(), 0); }
86 inline HepLorentzVector HepRotationX::col2() const
87  { return HepLorentzVector (colY(), 0); }
88 inline HepLorentzVector HepRotationX::col3() const
89  { return HepLorentzVector (colZ(), 0); }
90 inline HepLorentzVector HepRotationX::col4() const
91  { return HepLorentzVector (0,0,0,1); }
92 inline HepLorentzVector HepRotationX::row1() const
93  { return HepLorentzVector (rowX(), 0); }
94 inline HepLorentzVector HepRotationX::row2() const
95  { return HepLorentzVector (rowY(), 0); }
96 inline HepLorentzVector HepRotationX::row3() const
97  { return HepLorentzVector (rowZ(), 0); }
98 inline HepLorentzVector HepRotationX::row4() const
99  { return HepLorentzVector (0,0,0,1); }
100 inline double HepRotationX::xt() const { return 0.0; }
101 inline double HepRotationX::yt() const { return 0.0; }
102 inline double HepRotationX::zt() const { return 0.0; }
103 inline double HepRotationX::tx() const { return 0.0; }
104 inline double HepRotationX::ty() const { return 0.0; }
105 inline double HepRotationX::tz() const { return 0.0; }
106 inline double HepRotationX::tt() const { return 1.0; }
107 
108 inline HepRep4x4 HepRotationX::rep4x4() const {
109  return HepRep4x4 ( 1.0, 0.0, 0.0, 0.0,
110  0.0, its_c, -its_s, 0.0,
111  0.0, its_s, its_c, 0.0,
112  0.0, 0.0, 0.0, 1.0 );
113 }
114 
115 inline bool HepRotationX::isIdentity() const {
116  return ( its_d==0 );
117 }
118 
119 inline int HepRotationX::compare ( const HepRotationX & r ) const {
120  if (its_d > r.its_d) return 1; else if (its_d < r.its_d) return -1; else return 0;
121 }
122 
123 inline bool HepRotationX::operator==(const HepRotationX & r) const
124  { return (its_d==r.its_d); }
125 inline bool HepRotationX::operator!=(const HepRotationX & r) const
126  { return (its_d!=r.its_d); }
127 inline bool HepRotationX::operator>=(const HepRotationX & r) const
128  { return (its_d>=r.its_d); }
129 inline bool HepRotationX::operator<=(const HepRotationX & r) const
130  { return (its_d<=r.its_d); }
131 inline bool HepRotationX::operator> (const HepRotationX & r) const
132  { return (its_d> r.its_d); }
133 inline bool HepRotationX::operator< (const HepRotationX & r) const
134  { return (its_d< r.its_d); }
135 
136 inline void HepRotationX::rectify() {
137  its_d = proper(its_d); // Just in case!
138  its_s = std::sin(its_d);
139  its_c = std::cos(its_d);
140 }
141 
142 inline Hep3Vector HepRotationX::operator() (const Hep3Vector & p) const {
143  double x = p.x();
144  double y = p.y();
145  double z = p.z();
146  return Hep3Vector( x,
147  y * its_c - z * its_s,
148  z * its_c + y * its_s );
149 }
150 
151 inline Hep3Vector HepRotationX::operator * (const Hep3Vector & p) const {
152  return operator()(p);
153 }
154 
155 inline HepLorentzVector HepRotationX::operator()
156  ( const HepLorentzVector & w ) const {
157  return HepLorentzVector( operator() (w.vect()) , w.t() );
158 }
159 
160 inline HepLorentzVector HepRotationX::operator *
161  (const HepLorentzVector & p) const {
162  return operator()(p);
163 }
164 
165 inline HepRotationX & HepRotationX::operator *= (const HepRotationX & m1) {
166  return *this = (*this) * (m1);
167 }
168 
169 inline HepRotationX & HepRotationX::transform(const HepRotationX & m1) {
170  return *this = m1 * (*this);
171 }
172 
173 inline double HepRotationX::proper( double ddelta ) {
174  // -PI < d <= PI
175  if ( std::fabs(ddelta) < CLHEP::pi ) {
176  return ddelta;
177  } else {
178  double x = ddelta / (CLHEP::twopi);
179  return (CLHEP::twopi) * ( x + std::floor(.5-x) );
180  }
181 } // proper()
182 
183 inline HepRotationX HepRotationX::operator * ( const HepRotationX & rx ) const {
184  return HepRotationX ( HepRotationX::proper(its_d+rx.its_d),
185  its_s*rx.its_c + its_c*rx.its_s,
186  its_c*rx.its_c - its_s*rx.its_s );
187 }
188 
189 inline HepRotationX HepRotationX::inverse() const {
190  return HepRotationX( proper(-its_d), -its_s, its_c );
191 }
192 
193 inline HepRotationX inverseOf(const HepRotationX & r) {
194  return r.inverse();
195 }
196 
197 inline HepRotationX & HepRotationX::invert() {
198  return *this=inverse();
199 }
200 
201 inline double HepRotationX::getTolerance() {
202  return Hep4RotationInterface::tolerance;
203 }
204 inline double HepRotationX::setTolerance(double tol) {
205  return Hep4RotationInterface::setTolerance(tol);
206 }
207 
208 } // namespace CLHEP
CLHEP::operator*
HepLorentzVector operator*(const HepLorentzVector &p, double a)
Definition: LorentzVector.icc:247
CLHEP::inverseOf
HepRotationX inverseOf(const HepRotationX &r)
Definition: RotationX.icc:193
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