l1t::stage2::EGammaUnpacker Class Reference

#include <EGammaUnpacker.h>

Inheritance diagram for l1t::stage2::EGammaUnpacker:

Public Member Functions
	EGammaUnpacker ()
void	setEGammaCopy (const unsigned int copy)
bool	unpack (const Block &block, UnpackerCollections *coll) override
	~EGammaUnpacker () 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	EGammaCopy_

Detailed Description

Definition at line 8 of file EGammaUnpacker.h.

Constructor & Destructor Documentation

l1t::stage2::EGammaUnpacker::EGammaUnpacker

(

)

Definition at line 13 of file EGammaUnpacker.cc.

                                  : EGammaCopy_(0)
   {
   }

l1t::stage2::EGammaUnpacker::~EGammaUnpacker ( )

inlineoverride

Definition at line 11 of file EGammaUnpacker.h.

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

{};

Member Function Documentation

void l1t::stage2::EGammaUnpacker::setEGammaCopy ( const unsigned int  copy )

inline

Definition at line 15 of file EGammaUnpacker.h.

References popcon2dropbox::copy(), and EGammaCopy_.

{ EGammaCopy_ = copy; };

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

overridevirtual

Implements l1t::Unpacker.

Definition at line 18 of file EGammaUnpacker.cc.

References coll, DEFINE_L1T_UNPACKER, ModuleToSequenceAssign::EGamma, EGammaCopy_, 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::demux::nEGPerLink, l1t::stage2::layer2::mp::nOutputFramePerBX, l1t::CaloTools::p4Demux(), l1t::Block::payload(), l1t::L1Candidate::setHwEta(), l1t::L1Candidate::setHwIso(), l1t::L1Candidate::setHwPhi(), l1t::L1Candidate::setHwPt(), l1t::L1Candidate::setHwQual(), and reco::LeafCandidate::setP4().

Referenced by ~EGammaUnpacker().

   {

     using namespace l1t::stage2::layer2;

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

     int nBX = int(ceil(block.header().getSize() / (double) demux::nOutputFramePerBX)); // 6 link frames per BX

     // Find the central, 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)->getEGammas(EGammaCopy_);
     res_->setBXRange(firstBX, lastBX);

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

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

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

     int iFrame = (bx-firstBX) * demux::nOutputFramePerBX + iEG;
         uint32_t raw_data = block.payload().at(iFrame);

         // skip padding to bring EG candidates up to 12 pre BX
         if (raw_data == 0)
            continue;

         l1t::EGamma eg = l1t::EGamma();
    
         eg.setHwPt(raw_data & 0x1FF);

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

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

         eg.setHwPhi((raw_data >> 17) & 0xFF);
     eg.setHwIso((raw_data >> 25) & 0x3); 
     eg.setHwQual((raw_data >> 27) & 0x7); // Assume 3 bits for now? leaves 2 spare bits
       
         LogDebug("L1T") << "EG: eta " << eg.hwEta() << " phi " << eg.hwPhi() << " pT " << eg.hwPt() << " iso " << eg.hwIso() << " qual " << eg.hwQual();

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

         res_->push_back(bx,eg);

       }

     }

     return true;
   }

Member Data Documentation

unsigned int l1t::stage2::EGammaUnpacker::EGammaCopy_

private

Definition at line 15 of file EGammaUnpacker.h.

Referenced by setEGammaCopy(), and unpack().