/usr/include/CLHEP/Vector/BoostX.icc is in libclhep-dev 2.1.4.1+dfsg-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 | // -*- C++ -*-
// ---------------------------------------------------------------------------
//
// This file is a part of the CLHEP - a Class Library for High Energy Physics.
//
// This is the definitions of the inline member functions of the
// HepBoostX class
//
#include <cmath>
namespace CLHEP {
// ---------- Constructors and Assignment:
inline HepBoostX::HepBoostX() : beta_(0.0), gamma_(1.0) {}
inline HepBoostX::HepBoostX(const HepBoostX & b) :
beta_ (b.beta_),
gamma_(b.gamma_) {}
inline HepBoostX & HepBoostX::operator = (const HepBoostX & b) {
beta_ = b.beta_;
gamma_ = b.gamma_;
return *this;
}
inline HepBoostX::HepBoostX(double bbeta) { set(bbeta); }
// - Protected method:
inline HepBoostX::HepBoostX( double bbeta, double ggamma ) :
beta_(bbeta), gamma_(ggamma) {}
// ---------- Accessors:
inline double HepBoostX::beta() const {
return beta_;
}
inline double HepBoostX::gamma() const {
return gamma_;
}
inline Hep3Vector HepBoostX::boostVector() const {
return Hep3Vector( beta_, 0, 0 );
}
inline Hep3Vector HepBoostX::getDirection() const {
return Hep3Vector(1.0, 0.0, 0.0);
}
inline double HepBoostX::xx() const { return gamma();}
inline double HepBoostX::xy() const { return 0.0;}
inline double HepBoostX::xz() const { return 0.0;}
inline double HepBoostX::xt() const { return beta()*gamma();}
inline double HepBoostX::yx() const { return 0.0;}
inline double HepBoostX::yy() const { return 1.0;}
inline double HepBoostX::yz() const { return 0.0;}
inline double HepBoostX::yt() const { return 0.0;}
inline double HepBoostX::zx() const { return 0.0;}
inline double HepBoostX::zy() const { return 0.0;}
inline double HepBoostX::zz() const { return 1.0;}
inline double HepBoostX::zt() const { return 0.0;}
inline double HepBoostX::tx() const { return beta()*gamma();}
inline double HepBoostX::ty() const { return 0.0;}
inline double HepBoostX::tz() const { return 0.0;}
inline double HepBoostX::tt() const { return gamma();}
inline HepLorentzVector HepBoostX::col1() const {
return HepLorentzVector ( gamma(), 0, 0, beta()*gamma() );
}
inline HepLorentzVector HepBoostX::col2() const {
return HepLorentzVector ( 0, 1, 0, 0 );
}
inline HepLorentzVector HepBoostX::col3() const {
return HepLorentzVector ( 0, 0, 1, 0 );
}
inline HepLorentzVector HepBoostX::col4() const {
return HepLorentzVector ( beta()*gamma(), 0, 0, gamma() );
}
inline HepLorentzVector HepBoostX::row1() const {
return HepLorentzVector ( col1() );
}
inline HepLorentzVector HepBoostX::row2() const {
return HepLorentzVector ( col2() );
}
inline HepLorentzVector HepBoostX::row3() const {
return HepLorentzVector ( col3() );
}
inline HepLorentzVector HepBoostX::row4() const {
return HepLorentzVector ( col4() );
}
// ---------- Comparisons:
inline int HepBoostX::compare( const HepBoostX & b ) const {
if (beta() < b.beta()) {
return -1;
} else if (beta() > b.beta()) {
return 1;
} else {
return 0;
}
}
inline bool HepBoostX::operator == ( const HepBoostX & b ) const {
return beta_ == b.beta_;
}
inline bool HepBoostX::operator != ( const HepBoostX & b ) const {
return beta_ != b.beta_;
}
inline bool HepBoostX::operator <= ( const HepBoostX & b ) const {
return beta_ <= b.beta_;
}
inline bool HepBoostX::operator >= ( const HepBoostX & b ) const {
return beta_ >= b.beta_;
}
inline bool HepBoostX::operator < ( const HepBoostX & b ) const {
return beta_ < b.beta_;
}
inline bool HepBoostX::operator > ( const HepBoostX & b ) const {
return beta_ > b.beta_;
}
inline bool HepBoostX::isIdentity() const {
return ( beta() == 0 );
}
inline double HepBoostX::distance2( const HepBoostX & b ) const {
double d = beta()*gamma() - b.beta()*b.gamma();
return d*d;
}
inline double HepBoostX::howNear(const HepBoostX & b) const {
return std::sqrt(distance2(b)); }
inline double HepBoostX::howNear(const HepBoost & b) const {
return std::sqrt(distance2(b)); }
inline double HepBoostX::howNear(const HepRotation & r) const {
return std::sqrt(distance2(r)); }
inline double HepBoostX::howNear(const HepLorentzRotation & lt) const {
return std::sqrt(distance2(lt)); }
inline bool HepBoostX::isNear(const HepBoostX & b,
double epsilon) const {
return (distance2(b) <= epsilon*epsilon);
}
inline bool HepBoostX::isNear(const HepBoost & b,
double epsilon) const {
return (distance2(b) <= epsilon*epsilon);
}
// ---------- Properties:
inline double HepBoostX::norm2() const {
register double bg = beta_*gamma_;
return bg*bg;
}
// ---------- Application:
inline HepLorentzVector
HepBoostX::operator * (const HepLorentzVector & p) const {
double bg = beta_*gamma_;
return HepLorentzVector(gamma_*p.x() + bg*p.t(),
p.y(),
p.z(),
gamma_*p.t() + bg*p.x());
}
inline HepLorentzVector
HepBoostX::operator() (const HepLorentzVector & w) const {
return operator*(w);
}
// ---------- Operations in the group of 4-Rotations
inline HepBoostX HepBoostX::inverse() const {
return HepBoostX( -beta(), gamma() );
}
inline HepBoostX inverseOf ( const HepBoostX & b ) {
return HepBoostX( -b.beta(), b.gamma());
}
inline HepBoostX & HepBoostX::invert() {
beta_ = -beta_;
return *this;
}
// ---------- Tolerance:
inline double HepBoostX::getTolerance() {
return Hep4RotationInterface::tolerance;
}
inline double HepBoostX::setTolerance(double tol) {
return Hep4RotationInterface::setTolerance(tol);
}
} // namespace CLHEP
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