13#include "CLHEP/Vector/defs.h"
14#include "CLHEP/Vector/BoostX.h"
15#include "CLHEP/Vector/Boost.h"
16#include "CLHEP/Vector/Rotation.h"
17#include "CLHEP/Vector/LorentzRotation.h"
18#include "CLHEP/Vector/ZMxpv.h"
26 double b2 = bbeta*bbeta;
29 "Beta supplied to set HepBoostX represents speed >= c."));
31 gamma_ = 1.0 / std::sqrt(1.0 - b2);
35 gamma_ = 1.0 / std::sqrt(1.0 - b2);
86 return b.distance2(*
this);
91 double dr2 = r.
norm2();
100 double dr2 = r1.
norm2();
105 double db2 =
norm2();
106 if (db2 > epsilon*epsilon)
return false;
107 double dr2 = r.
norm2();
108 return (db2+dr2 <= epsilon*epsilon);
112 double epsilon)
const {
117 if (db2 > epsilon*epsilon)
return false;
118 double dr2 = r1.
norm2();
131 beta_ = 1.0 - 1.0e-8;
134 gamma_ = 1.0 / std::sqrt(1.0 - b2);
160 os <<
"Boost in X direction (beta = " <<
beta_
161 <<
", gamma = " <<
gamma_ <<
") ";
double distance2(const HepBoostX &b) const
HepLorentzVector operator*(const HepLorentzVector &w) const
HepBoostX & set(double beta)
bool isNear(const HepBoostX &b, double epsilon=Hep4RotationInterface::tolerance) const
Hep3Vector boostVector() const
std::ostream & print(std::ostream &os) const
void decompose(HepRotation &rotation, HepBoost &boost) const
HepRep4x4Symmetric rep4x4Symmetric() const
void decompose(Hep3Vector &boost, HepAxisAngle &rotation) const