transformer.cpp

Go to the documentation of this file.

/***********************************************************************************\
* (c) Copyright 1998-2026 CERN for the benefit of the LHCb and ATLAS collaborations *
*                                                                                   *
* This software is distributed under the terms of the Apache version 2 licence,     *
* copied verbatim in the file "LICENSE".                                            *
*                                                                                   *
* In applying this licence, 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 <Gaudi/Functional/Transformer.h>
#include <GaudiTestSuite/MyTrack.h>
#include <algorithm>
 
namespace Gaudi {
  namespace TestSuite {
 
    struct SelectTracks final : Functional::Transformer<Gaudi::TestSuite::MyTrack::Selection(
                                    const Gaudi::Range_<Gaudi::TestSuite::MyTrack::ConstVector>& )> {
 
      SelectTracks( const std::string& name, ISvcLocator* pSvc )
          : Transformer( name, pSvc, { "InputData", "MyTracks" }, { "OutputData", "MyOutTracks" } ) {}
 
      Gaudi::TestSuite::MyTrack::Selection
      operator()( const Gaudi::Range_<Gaudi::TestSuite::MyTrack::ConstVector>& in_tracks ) const override {
        Gaudi::TestSuite::MyTrack::Selection out_tracks;
        out_tracks.insert( in_tracks.begin(), in_tracks.end(), []( const MyTrack* t ) { return t->px() >= 10.f; } );
        return out_tracks;
      }
    };
 
    DECLARE_COMPONENT( SelectTracks )
  } // namespace TestSuite
} // namespace Gaudi