message: AliFemtoTrackCutPionPionIdealAK - Cut misidentified particle/antiparticle tracks
diff: @@ -165,7 +165,8 @@ public:
  {
  const AliFemtoModelHiddenInfo *info = static_cast<AliFemtoModelHiddenInfo*>(track->GetHiddenInfo());
  const Int_t pid = info->GetPDGPid();
  - if (std::abs(pid) != 211) {
  +
  + if (pid != std::copysign(211, charge)) {
  return false;
  }
  return AliFemtoTrackCutPionPionAK::Pass(track);
  