ARICHGlobalAlignment.cc

/**************************************************************************
 * BASF2 (Belle Analysis Framework 2)                                     *
 * Copyright(C) 2016 - Belle II Collaboration                             *
 *                                                                        *
 * Author: The Belle II Collaboration                                     *
 * Contributors: Luka Santelj                                             *
 *                                                                        *
 * This software is provided "as is" without any warranty.                *
 **************************************************************************/
 
#include <arich/dbobjects/ARICHGlobalAlignment.h>
#include <iostream>
 
using namespace std;
using namespace Belle2;
 
 
 
TVector3 ARICHGlobalAlignment::pointToGlobal(const TVector3& point) const
{
  if (!m_rotation) setTransformation();
  return (*m_rotation) * point + (*m_translation);
}
 
TVector3 ARICHGlobalAlignment::momentumToGlobal(const TVector3& momentum) const
{
  if (!m_rotation) setTransformation();
  return (*m_rotation) * momentum;
}
 
TVector3 ARICHGlobalAlignment::pointToLocal(const TVector3& point) const
{
  if (!m_translation) setTransformation();
  return (*m_rotationInverse) * (point - (*m_translation));
}
 
TVector3 ARICHGlobalAlignment::momentumToLocal(const TVector3& momentum) const
{
  if (!m_rotationInverse) setTransformation();
  return (*m_rotationInverse) * momentum;
}
 
void ARICHGlobalAlignment::setTransformation() const
{
  TRotation Rot = m_alignPars.getRotation();
  m_rotation =  new TRotation(Rot);
  m_rotationInverse = new TRotation(Rot.Inverse());
  m_translation = new TVector3(m_alignPars.getTranslation());
}
 
void ARICHGlobalAlignment::print(const std::string& title) const
{
  ARICHGeoBase::print(title);
  m_alignPars.print();
}