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AlignableSensorTOF.cxx
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59 lines (51 loc) · 1.79 KB
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// Copyright 2019-2020 CERN and copyright holders of ALICE O2.
// See https://alice-o2.web.cern.ch/copyright for details of the copyright holders.
// All rights not expressly granted are reserved.
//
// This software is distributed under the terms of the GNU General Public
// License v3 (GPL Version 3), copied verbatim in the file "COPYING".
//
// In applying this license CERN does not waive the privileges and immunities
// granted to it by virtue of its status as an Intergovernmental Organization
// or submit itself to any jurisdiction.
/// @file AlignableSensorTOF.h
/// @author ruben.shahoyan@cern.ch, michael.lettrich@cern.ch
/// @since 2021-02-01
/// @brief TOF sensor
#include "Align/AlignableSensorTOF.h"
#include "Align/utils.h"
#include "Align/AlignableDetectorTOF.h"
#include "Framework/Logger.h"
#include "Align/AlignmentPoint.h"
//#include "AliTrackPointArray.h"
//#include "AliESDtrack.h"
ClassImp(o2::align::AlignableSensorTOF);
using namespace o2::align::utils;
using namespace TMath;
namespace o2
{
namespace align
{
//_________________________________________________________
AlignableSensorTOF::AlignableSensorTOF(const char* name, int vid, int iid, int isec, Controller* ctr) : AlignableSensor(name, vid, iid, ctr), mSector(isec)
{
// def c-tor
}
//____________________________________________
void AlignableSensorTOF::prepareMatrixT2L()
{
// extract from geometry T2L matrix
double alp = math_utils::detail::sector2Angle<float>(mSector);
mAlp = alp;
TGeoHMatrix t2l;
double loc[3] = {0, 0, 0}, glo[3];
getMatrixL2GIdeal().LocalToMaster(loc, glo);
mX = Sqrt(glo[0] * glo[0] + glo[1] * glo[1]);
t2l.RotateZ(alp * RadToDeg());
const TGeoHMatrix l2gi = getMatrixL2GIdeal().Inverse();
t2l.MultiplyLeft(&l2gi);
setMatrixT2L(t2l);
//
}
} // namespace align
} // namespace o2