STEP_Propagator::getMagneticField. Use AmgVector3D::data() and small tidy up
STEP_Propagator::getMagneticField. Use AmgVector3D::data() and small tidy up
Mentioning @sroe as he suggested the .data()
STEP_Propagator::getMagneticField. Use AmgVector3D::data() and small tidy up
Mentioning @sroe as he suggested the .data()