l1t::stage2::TauUnpacker Class Reference

#include <TauUnpacker.h>

Inheritance diagram for l1t::stage2::TauUnpacker:

Public Member Functions
void	setTauCopy (const unsigned int copy)
	TauUnpacker ()
bool	unpack (const Block &block, UnpackerCollections *coll) override
	~TauUnpacker () override
Public Member Functions inherited from l1t::Unpacker
unsigned int	getAlgoVersion ()
void	setAlgoVersion (const unsigned int version)
	Unpacker ()
virtual	~Unpacker ()=default

Private Attributes
unsigned int	TauCopy_

Detailed Description

Definition at line 8 of file TauUnpacker.h.

Constructor & Destructor Documentation

l1t::stage2::TauUnpacker::TauUnpacker

(

)

Definition at line 13 of file TauUnpacker.cc.

                            : TauCopy_(0)
   {
   }

l1t::stage2::TauUnpacker::~TauUnpacker ( )

inlineoverride

Definition at line 11 of file TauUnpacker.h.

References groupFilesInBlocks::block, coll, and unpack().

{};

Member Function Documentation

void l1t::stage2::TauUnpacker::setTauCopy ( const unsigned int  copy )

inline

Definition at line 15 of file TauUnpacker.h.

{ TauCopy_ = copy; };

bool l1t::stage2::TauUnpacker::unpack ( const Block &  block, UnpackerCollections *  coll  )

overridevirtual

Implements l1t::Unpacker.

Definition at line 18 of file TauUnpacker.cc.

References coll, DEFINE_L1T_UNPACKER, l1t::BlockHeader::getID(), l1t::BlockHeader::getSize(), l1t::Block::header(), l1t::L1Candidate::hwEta(), l1t::L1Candidate::hwIso(), l1t::L1Candidate::hwPhi(), l1t::L1Candidate::hwPt(), l1t::L1Candidate::hwQual(), createfilelist::int, LogDebug, l1t::stage2::layer2::mp::nOutputFramePerBX, l1t::stage2::layer2::demux::nTauPerLink, l1t::CaloTools::p4Demux(), l1t::Block::payload(), l1t::L1Candidate::setHwEta(), l1t::L1Candidate::setHwIso(), l1t::L1Candidate::setHwPhi(), l1t::L1Candidate::setHwPt(), l1t::L1Candidate::setHwQual(), reco::LeafCandidate::setP4(), metsig::tau, and TauCopy_.

Referenced by ~TauUnpacker().

   {

     using namespace l1t::stage2::layer2;

     LogDebug("L1T") << "Block ID  = " << block.header().getID() << " size = " << block.header().getSize();

     int nBX = int(ceil(block.header().getSize() / demux::nOutputFramePerBX));

     // Find the first and last BXs
     int firstBX = -(ceil((double)nBX/2.)-1);
     int lastBX;
     if (nBX % 2 == 0) {
       lastBX = ceil((double)nBX/2.);
     } else {
       lastBX = ceil((double)nBX/2.)-1;
     }

     auto res_ = static_cast<L1TObjectCollections*>(coll)->getTaus(TauCopy_);
     res_->setBXRange(firstBX, lastBX);

     LogDebug("L1T") << "nBX = " << nBX << " first BX = " << firstBX << " lastBX = " << lastBX;

     // Loop over multiple BX and then number of Tau cands filling collection
     for (int bx=firstBX; bx<=lastBX; bx++){

       for (unsigned iTau=0; iTau < demux::nTauPerLink && iTau < block.header().getSize(); iTau++){

     int iFrame = (bx-firstBX)*demux::nOutputFramePerBX + iTau;

         uint32_t raw_data = block.payload().at(iFrame);

         if (raw_data == 0)
            continue;

         l1t::Tau tau = l1t::Tau();
       
         tau.setHwPt(raw_data & 0x1FF);

     if (tau.hwPt()==0) continue;

     int abs_eta = (raw_data >> 9) & 0x7F;
         if ((raw_data >> 16) & 0x1) {
           tau.setHwEta(-1*(128-abs_eta));
         } else {
           tau.setHwEta(abs_eta);
         }

         tau.setHwPhi((raw_data >> 17) & 0xFF);
         tau.setHwIso((raw_data >> 25) & 0x3); // 2 bits
         tau.setHwQual((raw_data >> 27) & 0x7); // Assume 3 bits for now? leaves 3 spare bits
         // tau.setHwQual((raw_data >> 26) & 0x7); // Assume 3 bits for now? leaves 3 spare bits

         LogDebug("L1T") << "Tau: eta " << tau.hwEta() << " phi " << tau.hwPhi() << " pT " << tau.hwPt() << " iso " << tau.hwIso() << " qual " << tau.hwQual();

     tau.setP4( l1t::CaloTools::p4Demux(&tau) );

         res_->push_back(bx, tau);

       }

     }

     return true;
   }

Member Data Documentation

unsigned int l1t::stage2::TauUnpacker::TauCopy_

private

Definition at line 15 of file TauUnpacker.h.

Referenced by unpack().