GPUTRDTrackletWord.cxx

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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.
 
 
#include "GPUTRDTrackletWord.h"
using namespace o2::gpu;
 
#ifdef GPUCA_RUN2
 
GPUd() GPUTRDTrackletWord::GPUTRDTrackletWord(uint32_t trackletWord) : mHCId(-1), mTrackletWord(trackletWord)
{
}
GPUd() GPUTRDTrackletWord::GPUTRDTrackletWord(uint32_t trackletWord, int32_t hcid) : mHCId(hcid), mTrackletWord(trackletWord) {}
 
GPUd() int32_t GPUTRDTrackletWord::GetYbin() const
{
  // returns (signed) value of Y
  if (mTrackletWord & 0x1000) {
    return -((~(mTrackletWord - 1)) & 0x1fff);
  } else {
    return (mTrackletWord & 0x1fff);
  }
}
 
GPUd() int32_t GPUTRDTrackletWord::GetdYbin() const
{
  // returns (signed) value of the deflection length
  if (mTrackletWord & (1 << 19)) {
    return -((~((mTrackletWord >> 13) - 1)) & 0x7f);
  } else {
    return ((mTrackletWord >> 13) & 0x7f);
  }
}
 
#endif // GPUCA_RUN2