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 | // HepRotationX 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 HepRotationX::yy() const { return c; }
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16 | inline double HepRotationX::yz() const { return -s; }
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17 | inline double HepRotationX::zy() const { return s; }
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18 | inline double HepRotationX::zz() const { return c; }
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19 |
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20 | inline double HepRotationX::xx() const { return 1.0; }
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21 | inline double HepRotationX::xy() const { return 0.0; }
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22 | inline double HepRotationX::xz() const { return 0.0; }
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23 | inline double HepRotationX::yx() const { return 0.0; }
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24 | inline double HepRotationX::zx() const { return 0.0; }
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25 |
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26 | inline HepRep3x3 HepRotationX::rep3x3() const {
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27 | return HepRep3x3 ( 1.0, 0.0, 0.0,
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28 | 0.0, c, -s,
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29 | 0.0, s, c );
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30 | }
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31 |
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32 | inline HepRotationX::HepRotationX() : d(0.0), s(0.0), c(1.0) {}
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33 |
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34 | inline HepRotationX::HepRotationX(const HepRotationX & 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 HepRotationX::HepRotationX(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 HepRotationX & HepRotationX::operator= (const HepRotationX & 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 HepRotationX::~HepRotationX() {}
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50 |
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51 | inline Hep3Vector HepRotationX::colX() const
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52 | { return Hep3Vector ( 1.0, 0.0, 0.0 ); }
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53 | inline Hep3Vector HepRotationX::colY() const
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54 | { return Hep3Vector ( 0.0, c, s ); }
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55 | inline Hep3Vector HepRotationX::colZ() const
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56 | { return Hep3Vector ( 0.0, -s, c ); }
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57 |
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58 | inline Hep3Vector HepRotationX::rowX() const
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59 | { return Hep3Vector ( 1.0, 0.0, 0.0 ); }
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60 | inline Hep3Vector HepRotationX::rowY() const
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61 | { return Hep3Vector ( 0.0, c, -s ); }
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62 | inline Hep3Vector HepRotationX::rowZ() const
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63 | { return Hep3Vector ( 0.0, s, c ); }
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64 |
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65 | inline double HepRotationX::getPhi () const { return phi(); }
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66 | inline double HepRotationX::getTheta() const { return theta(); }
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67 | inline double HepRotationX::getPsi () const { return psi(); }
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68 | inline double HepRotationX::getDelta() const { return d; }
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69 | inline Hep3Vector HepRotationX::getAxis () const { return axis(); }
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70 |
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71 | inline double HepRotationX::delta() const { return d; }
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72 | inline Hep3Vector HepRotationX::axis() const { return Hep3Vector(1,0,0); }
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73 |
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74 | inline HepAxisAngle HepRotationX::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 HepRotationX::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 HepLorentzVector HepRotationX::col1() const
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85 | { return HepLorentzVector (colX(), 0); }
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86 | inline HepLorentzVector HepRotationX::col2() const
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87 | { return HepLorentzVector (colY(), 0); }
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88 | inline HepLorentzVector HepRotationX::col3() const
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89 | { return HepLorentzVector (colZ(), 0); }
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90 | inline HepLorentzVector HepRotationX::col4() const
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91 | { return HepLorentzVector (0,0,0,1); }
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92 | inline HepLorentzVector HepRotationX::row1() const
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93 | { return HepLorentzVector (rowX(), 0); }
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94 | inline HepLorentzVector HepRotationX::row2() const
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95 | { return HepLorentzVector (rowY(), 0); }
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96 | inline HepLorentzVector HepRotationX::row3() const
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97 | { return HepLorentzVector (rowZ(), 0); }
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98 | inline HepLorentzVector HepRotationX::row4() const
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99 | { return HepLorentzVector (0,0,0,1); }
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100 | inline double HepRotationX::xt() const { return 0.0; }
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101 | inline double HepRotationX::yt() const { return 0.0; }
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102 | inline double HepRotationX::zt() const { return 0.0; }
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103 | inline double HepRotationX::tx() const { return 0.0; }
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104 | inline double HepRotationX::ty() const { return 0.0; }
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105 | inline double HepRotationX::tz() const { return 0.0; }
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106 | inline double HepRotationX::tt() const { return 1.0; }
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107 |
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108 | inline HepRep4x4 HepRotationX::rep4x4() const {
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109 | return HepRep4x4 ( 1.0, 0.0, 0.0, 0.0,
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110 | 0.0, c, -s, 0.0,
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111 | 0.0, s, c, 0.0,
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112 | 0.0, 0.0, 0.0, 1.0 );
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113 | }
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114 |
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115 | inline bool HepRotationX::isIdentity() const {
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116 | return ( d==0 );
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117 | }
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118 |
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119 | inline int HepRotationX::compare ( const HepRotationX & r ) const {
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120 | if (d > r.d) return 1; else if (d < r.d) return -1; else return 0;
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121 | }
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122 |
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123 | inline bool HepRotationX::operator==(const HepRotationX & r) const
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124 | { return (d==r.d); }
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125 | inline bool HepRotationX::operator!=(const HepRotationX & r) const
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126 | { return (d!=r.d); }
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127 | inline bool HepRotationX::operator>=(const HepRotationX & r) const
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128 | { return (d>=r.d); }
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129 | inline bool HepRotationX::operator<=(const HepRotationX & r) const
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130 | { return (d<=r.d); }
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131 | inline bool HepRotationX::operator> (const HepRotationX & r) const
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132 | { return (d> r.d); }
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133 | inline bool HepRotationX::operator< (const HepRotationX & r) const
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134 | { return (d< r.d); }
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135 |
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136 | inline void HepRotationX::rectify() {
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137 | d = proper(d); // Just in case!
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138 | s = std::sin(d);
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139 | c = std::cos(d);
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140 | }
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141 |
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142 | inline Hep3Vector HepRotationX::operator() (const Hep3Vector & p) const {
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143 | double x = p.x();
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144 | double y = p.y();
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145 | double z = p.z();
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146 | return Hep3Vector( x,
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147 | y * c - z * s,
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148 | z * c + y * s );
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149 | }
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150 |
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151 | inline Hep3Vector HepRotationX::operator * (const Hep3Vector & p) const {
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152 | return operator()(p);
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153 | }
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154 |
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155 | inline HepLorentzVector HepRotationX::operator()
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156 | ( const HepLorentzVector & w ) const {
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157 | return HepLorentzVector( operator() (w.vect()) , w.t() );
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158 | }
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159 |
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160 | inline HepLorentzVector HepRotationX::operator *
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161 | (const HepLorentzVector & p) const {
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162 | return operator()(p);
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163 | }
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164 |
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165 | inline HepRotationX & HepRotationX::operator *= (const HepRotationX & m) {
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166 | return *this = (*this) * (m);
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167 | }
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168 |
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169 | inline HepRotationX & HepRotationX::transform(const HepRotationX & m) {
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170 | return *this = m * (*this);
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171 | }
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172 |
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173 | inline double HepRotationX::proper( double delta ) {
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174 | // -PI < d <= PI
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175 | if ( std::fabs(delta) < CLHEP::pi ) {
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176 | return delta;
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177 | } else {
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178 | register double x = delta / (CLHEP::twopi);
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179 | return (CLHEP::twopi) * ( x + std::floor(.5-x) );
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180 | }
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181 | } // proper()
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182 |
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183 | inline HepRotationX HepRotationX::operator * ( const HepRotationX & rx ) const {
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184 | return HepRotationX ( HepRotationX::proper(d+rx.d),
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185 | s*rx.c + c*rx.s,
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186 | c*rx.c - s*rx.s );
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187 | }
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188 |
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189 | inline HepRotationX HepRotationX::inverse() const {
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190 | return HepRotationX( proper(-d), -s, c );
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191 | }
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192 |
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193 | inline HepRotationX inverseOf(const HepRotationX & r) {
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194 | return r.inverse();
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195 | }
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196 |
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197 | inline HepRotationX & HepRotationX::invert() {
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198 | return *this=inverse();
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199 | }
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200 |
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201 | inline double HepRotationX::getTolerance() {
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202 | return Hep4RotationInterface::tolerance;
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203 | }
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204 | inline double HepRotationX::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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