MuCTPIByteStreamTool.cxx

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/*
  Copyright (C) 2002-2022 CERN for the benefit of the ATLAS collaboration
*/
 
#include "MuCTPIByteStreamTool.h"
#include "TrigT1Result/MuCTPI_RDO.h"
#include "TrigT1MuctpiBits/MuCTPI_Bits.h"
 
 
// Unique interface ID of the tool that identifies it to the framweork
static const InterfaceID IID_IMuCTPIByteStreamTool( "MuCTPIByteStreamTool", 1, 1 );

const InterfaceID & MuCTPIByteStreamTool::interfaceID() {
  return IID_IMuCTPIByteStreamTool;
}

MuCTPIByteStreamTool::MuCTPIByteStreamTool( const std::string& type, const std::string& name,
                                            const IInterface* parent )
    : AthAlgTool( type, name, parent ) {
 
  declareInterface<MuCTPIByteStreamTool>( this );
}

StatusCode MuCTPIByteStreamTool::convert( const MuCTPI_RDO* result, RawEventWrite* re ) {
 
  ATH_MSG_DEBUG("executing convert() from RDO to ROBFragment");
 
  // Clear Event Assembler
  m_fea.clear();
 
  // MIROD
  FullEventAssembler< MuCTPISrcIdMap >::RODDATA* theROD;
 
  // Source ID of MIROD
  const uint32_t rodId = m_srcIdMap.getRodID();
 
  // get the ROD data container to be filled
  theROD = m_fea.getRodData( rodId );
 
  ATH_MSG_VERBOSE(" Dumping MuCTPI words:");
 
  // fill Candidate Multiplicity
  const std::vector< uint32_t >& multiWord = result->getAllCandidateMultiplicities();
  std::vector< uint32_t >::const_iterator it   = multiWord.begin();
  std::vector< uint32_t >::const_iterator it_e = multiWord.end();
  for( ; it != it_e; ++it ) {
    theROD->push_back( *it );
    ATH_MSG_VERBOSE("     0x" << MSG::hex << std::setfill( '0' )
        << std::setw( 8 )  << ( *it ) << " (candidate multiplicity)");
  }
  
  // fill Data Words
  const std::vector< uint32_t >& dataWord = result->dataWord();
  it   = dataWord.begin();
  it_e = dataWord.end();
  for( ; it != it_e; ++it ) {
    theROD->push_back( *it );
    ATH_MSG_VERBOSE("     0x" << MSG::hex << std::setfill( '0' )
        << std::setw( 8 )  << ( *it ) << " (candidate word)");
  }
 
  // Now fill full event
  ATH_MSG_DEBUG("Now filling the event with the MuCTPI fragment");
  m_fea.fill( re, msg() );
 
  return StatusCode::SUCCESS;
}

StatusCode MuCTPIByteStreamTool::convert( const ROBF* rob, MuCTPI_RDO*& result ) {
 
  ATH_MSG_DEBUG("executing convert() from ROBFragment to RDO");
 
  // Source ID of MIROD
  const uint32_t miRodId = m_srcIdMap.getRodID();
 
  // check ROD source ID
  const uint32_t rodId = rob->rod_source_id();
 
  // check BC ID
  const uint32_t bcId = rob->rod_bc_id();
 
  ATH_MSG_DEBUG(" expected ROD sub-detector ID: " << std::hex << miRodId 
      << " ID found: " << std::hex << rodId << std::dec);  
 
  if( rodId == miRodId || rodId == 0x7501 ) {
 
    ATH_MSG_VERBOSE(" ROD Header BCID " << bcId << ", dumping MuCTPI words:");
    if( rodId == 0x7501 ) {
      ATH_MSG_DEBUG(" Deprecated ROD source id found: " 
          << std::hex << rodId << std::dec);
    }
 
    // For generality let's declare the data pointer like this. Altough it's
    // unlikely to ever change from being a pointer to uint32_t-s.
    OFFLINE_FRAGMENTS_NAMESPACE::PointerType it_data;
    rob->rod_data( it_data );
    const uint32_t ndata = rob->rod_ndata();
    ATH_MSG_VERBOSE(" number of data words: " << ndata);
 
    // candidate multiplicity
    std::vector< uint32_t > candidateMultiplicity;
    // data words
    std::vector< uint32_t > dataWord;
    for( uint32_t i = 0; i < ndata; ++i, ++it_data ) {
      if( *it_data >> LVL1::MuCTPIBits::MULT_WORD_FLAG_SHIFT ) {
        candidateMultiplicity.push_back( static_cast< uint32_t >( *it_data ) );
        ATH_MSG_VERBOSE("     0x" << MSG::hex << std::setw( 8 ) << std::setfill( '0' )
            << ( *it_data ) << " (candidate multiplicity)");
      } else {
        dataWord.push_back( static_cast< uint32_t >( *it_data ) );
        ATH_MSG_VERBOSE("     0x" << MSG::hex << std::setw( 8 ) << std::setfill( '0' )
            << ( *it_data ) << " (candidate word)");
      }
    }
 
    // create MuCTPI RDO
    result = new MuCTPI_RDO( std::move(candidateMultiplicity), std::move(dataWord) );
    return StatusCode::SUCCESS;
 
  }
 
  ATH_MSG_ERROR("Wrong ROD ID found in the MuCTPI ROB fragment!");
  return StatusCode::FAILURE;
}