MdtMeasViewAlg.cxx

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/*
   Copyright (C) 2002-2026 CERN for the benefit of the ATLAS collaboration
*/
 
#include "MdtMeasViewAlg.h"
 
#include <StoreGate/WriteHandle.h>
#include <AthContainers/ConstDataVector.h>
#include <xAODMuonViews/ContainerMerge.h>
 
#include <ranges>
 
namespace MuonR4 {
    StatusCode MdtMeasViewAlg::initialize() {
        ATH_CHECK(m_readKey1D.initialize());
        ATH_CHECK(m_readKey2D.initialize());        
        ATH_CHECK(m_writeKey.initialize());
        return StatusCode::SUCCESS;
    }
    StatusCode MdtMeasViewAlg::execute(const EventContext& ctx) const {
        const xAOD::MdtDriftCircleContainer* driftCircles{nullptr};
        const xAOD::MdtTwinDriftCircleContainer* twinCircles{nullptr};
 
        ATH_CHECK(SG::get(driftCircles, m_readKey1D, ctx));
        ATH_CHECK(SG::get(twinCircles, m_readKey2D, ctx));
 
        ConstDataVector<xAOD::MdtDriftCircleContainer> outContainer{SG::VIEW_ELEMENTS};
        xAOD::mergeContainer(outContainer, *driftCircles, *twinCircles);
        SG::WriteHandle writeHandle{m_writeKey, ctx};
        ATH_CHECK(writeHandle.record(std::make_unique<xAOD::MdtDriftCircleContainer>(*outContainer.asDataVector())));
        return StatusCode::SUCCESS;
    }
}