MdtRODReadOut.cxx

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/*
  Copyright (C) 2002-2020 CERN for the benefit of the ATLAS collaboration
*/
 
#include "MdtRODReadOut.h"
 
#include <cassert>
 
#include "GaudiKernel/Bootstrap.h"
#include "GaudiKernel/IMessageSvc.h"
#include "GaudiKernel/ISvcLocator.h"
#include "GaudiKernel/MsgStream.h"
 
MdtRODReadOut::MdtRODReadOut() :
    // m_dataWord(0),
    m_subdetId(0),
    m_mrodId(0),
    m_lvl1Id(0),
    m_bcId(0),
    m_triggerTypeId(0) {}
 
// Decode the ROD header
void MdtRODReadOut::decodeHeader(const std::vector<uint32_t>& p) {
#ifndef NDEBUG
    IMessageSvc* msgSvc = 0;
    ISvcLocator* svcLocator = Gaudi::svcLocator();
    svcLocator->service("MessageSvc", msgSvc).ignore();
    MsgStream log(msgSvc, "MdtRODReadOut::decodeHeader");
#endif
 
    setZero();
 
    if (p[0] != s_RODstart) {
#ifndef NDEBUG
        log << MSG::ERROR << "ROD Start of header marker not found" << endmsg;
#endif
        assert(0);
    }
    if (p[1] != s_RODheadersize) {
#ifndef NDEBUG
        log << MSG::ERROR << "ROD header size doesn't match " << s_RODheadersize << endmsg;
#endif
        assert(0);
    }
 
    // decode the rest of the header
    // Subdetector Id and mrodId
    m_word = p[3];
    m_subdetId = getBits(getBitsWord(15, 8));
    m_mrodId = getBits(getBitsWord(7, 0));
 
    // Lvl1Id
    m_word = p[4];
    m_lvl1Id = getBits(getBitsWord(23, 0));
 
    // Bunch crossing identifier
    m_word = p[5];
    m_bcId = getBits(getBitsWord(11, 0));
 
    // Trigger type Id
    m_word = p[6];
    m_triggerTypeId = getBits(getBitsWord(7, 0));
}
 
// Decode the ROD footer
void MdtRODReadOut::decodeFooter(const std::vector<uint32_t>& /*p*/) {}
 
uint32_t MdtRODReadOut::makeRODId(uint16_t subdet, uint16_t mrod) {
    uint16_t inputData[4] = {0, 0, subdet, mrod};
    uint16_t inputPos[4] = {24, 16, 8, 0};
    uint16_t nData = 4;
 
    return setBits(nData, inputData, inputPos);
}
 
uint32_t* MdtRODReadOut::encodeFooter() { return nullptr; }
 
void MdtRODReadOut::setZero() {
    m_subdetId = 0;
    m_mrodId = 0;
    m_lvl1Id = 0;
    m_bcId = 0;
    m_triggerTypeId = 0;
}