L1MuGMTMatcher Class Reference

#include <L1MuGMTMatcher.h>

Public Member Functions
int	id () const
	return identifier More...
	L1MuGMTMatcher (const L1MuGlobalMuonTrigger &gmt, int id)
	constructor More...
const L1MuGMTMatrix< bool > &	pairM () const
	return pair matrix More...
bool	pairM (int i, int j) const
	return pair matrix More...
void	print ()
	print matching results More...
void	reset ()
	clear Matcher More...
void	run ()
	run Matcher More...
virtual	~L1MuGMTMatcher ()
	destructor More...

Static Public Attributes
static const unsigned int	MaxMatch = 4

Private Member Functions
void	load ()
int	lookup_mq (int i, int j)
void	match ()

Private Attributes
std::vector< const L1MuRegionalCand * >	first
const L1MuGlobalMuonTrigger &	m_gmt
int	m_id
L1MuGMTMatrix< int >	matchQuality
L1MuGMTMatrix< bool >	pairMatrix
std::vector< const L1MuRegionalCand * >	second

Detailed Description

Matching Unit in the L1 Global Muon Trigger.

Definition at line 41 of file L1MuGMTMatcher.h.

Constructor & Destructor Documentation

L1MuGMTMatcher::L1MuGMTMatcher	(	const L1MuGlobalMuonTrigger &	gmt,
		int	id
	)

constructor

Definition at line 60 of file L1MuGMTMatcher.cc.

References first, MaxMatch, and second.

                                                                       : 
               m_gmt(gmt), m_id(id), first(MaxMatch), second(MaxMatch), 
               matchQuality(MaxMatch,MaxMatch), pairMatrix(MaxMatch,MaxMatch) {

  first.reserve(MaxMatch);
  second.reserve(MaxMatch);

}

L1MuGMTMatcher::~L1MuGMTMatcher ( )

virtual

destructor

Definition at line 72 of file L1MuGMTMatcher.cc.

References reset().

                                { 

  reset();
  
}

Member Function Documentation

int L1MuGMTMatcher::id ( void  ) const

inline

return identifier

Definition at line 63 of file L1MuGMTMatcher.h.

References m_id.

{ return m_id; } 

void L1MuGMTMatcher::load ( )

private

Definition at line 130 of file L1MuGMTMatcher.cc.

References L1MuGMTPSB::CSCMuon(), L1MuGlobalMuonTrigger::Data(), L1MuGMTPSB::DTBXMuon(), first, irpc, m_gmt, m_id, L1MuGMTConfig::MAXCSC, L1MuGMTConfig::MAXDTBX, L1MuGMTConfig::MAXRPCbarrel, L1MuGMTConfig::MAXRPCendcap, L1MuGMTPSB::RPCMuon(), and second.

Referenced by run().

                          {

  // barrel matcher gets DTBX and barrel RPC muons
  if ( m_id == 0 ) {
    for ( unsigned idt = 0; idt < L1MuGMTConfig::MAXDTBX; idt++ ) {
      first[idt] = m_gmt.Data()->DTBXMuon(idt);
    }
    for ( unsigned irpc = 0; irpc < L1MuGMTConfig::MAXRPCbarrel; irpc++ ) {
      second[irpc] = m_gmt.Data()->RPCMuon(irpc);
    }
  }
  
  // endcap matcher gets CSC and endcap RPC muons
  if ( m_id == 1 ) {  
    for ( unsigned icsc = 0; icsc < L1MuGMTConfig::MAXCSC; icsc++ ) {
      first[icsc] = m_gmt.Data()->CSCMuon(icsc);
    }
    for ( unsigned irpc = 0; irpc < L1MuGMTConfig::MAXRPCendcap; irpc++ ) {
      second[irpc] = m_gmt.Data()->RPCMuon(irpc+4);
    }
  }

  // matcher in DT/CSC cancel-out unit gets DTBX and CSC muons
  if ( m_id == 2 ) {
    for ( unsigned idt = 0; idt < L1MuGMTConfig::MAXDTBX; idt++ ) {
      first[idt] = m_gmt.Data()->DTBXMuon(idt);
    }
    for ( unsigned icsc = 0; icsc < L1MuGMTConfig::MAXCSC; icsc++ ) {
      second[icsc] = m_gmt.Data()->CSCMuon(icsc);
    }
  }

  // matcher in CSC/DT cancel-out unit gets CSC and DTBX muons
  if ( m_id==3 ) {
    for ( unsigned icsc = 0; icsc < L1MuGMTConfig::MAXCSC; icsc++ ) {
      first[icsc] = m_gmt.Data()->CSCMuon(icsc);
    }
    for ( unsigned idt = 0; idt < L1MuGMTConfig::MAXDTBX; idt++ ) {
      second[idt] = m_gmt.Data()->DTBXMuon(idt);
    }
  }

  // bRPC/CSC gets barrel RPC and CSC muons
  if ( m_id == 4 ) {  
    for ( unsigned irpc = 0; irpc < L1MuGMTConfig::MAXRPCbarrel; irpc++ ) {
      first[irpc] = m_gmt.Data()->RPCMuon(irpc);
    }
    for ( unsigned icsc = 0; icsc < L1MuGMTConfig::MAXCSC; icsc++ ) {
      second[icsc] = m_gmt.Data()->CSCMuon(icsc);
    }
  }

  // bRPC/DT matcher gets forward RPC and DTBX muons
  if ( m_id == 5 ) {
    for ( unsigned irpc = 0; irpc < L1MuGMTConfig::MAXRPCendcap; irpc++ ) {
      first[irpc] = m_gmt.Data()->RPCMuon(irpc+4);
    }
    for ( unsigned idt = 0; idt < L1MuGMTConfig::MAXDTBX; idt++ ) {
      second[idt] = m_gmt.Data()->DTBXMuon(idt);
    }
  }
}

int L1MuGMTMatcher::lookup_mq ( int  i, int  j  )

private

Definition at line 271 of file L1MuGMTMatcher.cc.

References kinem::delta_phi(), relativeConstraints::empty, first, L1MuGMTConfig::getLFCOUDeltaEtaLUT(), L1MuGMTConfig::getLFDeltaEtaLUT(), L1MuGMTConfig::getLFDisableHotLUT(), L1MuGMTConfig::getLFMatchQualLUT(), L1MuGMTConfig::getLFOvlEtaConvLUT(), i, L1MuGMTSortRankUnit::isDisabled(), j, m_id, L1MuSignedPacking< Bits >::packedFromIdx(), second, L1MuGMTLFCOUDeltaEtaLUT::SpecificLookup_delta_eta(), L1MuGMTLFDeltaEtaLUT::SpecificLookup_delta_eta(), L1MuGMTLFDisableHotLUT::SpecificLookup_disable_hot(), L1MuGMTLFOvlEtaConvLUT::SpecificLookup_eta_ovl(), and L1MuGMTLFMatchQualLUT::SpecificLookup_mq().

Referenced by match().

                                          {

  bool empty1 = ( first[i] != 0 ) ? first[i]->empty() : true;
  bool empty2 = ( second[j] != 0 ) ? second[j]->empty() : true;
  if ( empty1 || empty2) return 0; 

  //
  // (1) calculate delta-phi (integer version)
  //
  unsigned phi1 = first[i]->phi_packed();
  unsigned phi2 = second[j]->phi_packed();
  
  int delta_phi = ( ( phi1 - phi2 + 3*72  ) % 144  ) - 72;
  
  if (delta_phi < -3 || delta_phi >3) 
    delta_phi = -4;
  
  L1MuSignedPacking<3> DPhiPacking;
  unsigned delta_phi_packed = DPhiPacking.packedFromIdx (delta_phi);
  
  //
  // (2) look-up delta-eta
  //
  unsigned eta1 = first[i]->eta_packed();
  unsigned eta2 = second[j]->eta_packed();

  unsigned delta_eta_packed = 0;
  
  if (m_id == 0 || m_id == 1) { // main matching units
    // first is dt/csc, second is rpc

    bool disable1 = L1MuGMTSortRankUnit::isDisabled(first[i]);
    bool disable2 = L1MuGMTSortRankUnit::isDisabled(second[j]);;

    if (disable1 || disable2) return 0;
 
    L1MuGMTLFDeltaEtaLUT* de_lut = L1MuGMTConfig::getLFDeltaEtaLUT(); 
    delta_eta_packed = de_lut->SpecificLookup_delta_eta (m_id, eta1, eta2);
  }
  else { // overlap cancel-out matching units
    // first is own chip, second is other chip
    int idx1 = first[i]->type_idx(); 
    int idx1_dcrr = (idx1==1)?2:(idx1==2)?1:idx1;

    int idx2 = second[j]->type_idx(); 
    int idx2_dcrr = (idx2==1)?2:(idx2==2)?1:idx2;

    bool disable1 = L1MuGMTSortRankUnit::isDisabled(first[i]);
    
    L1MuGMTLFDisableHotLUT* dishot_lut = L1MuGMTConfig::getLFDisableHotLUT(); 
    bool disable2 = dishot_lut->SpecificLookup_disable_hot (idx2_dcrr, 
                                second[j]->eta_packed(), 
                                second[j]->phi_packed()) == 1;

    if (disable1 || disable2) return 0;
    
    // convert eta to 4-bit, first
    L1MuGMTLFOvlEtaConvLUT* econv_lut = L1MuGMTConfig::getLFOvlEtaConvLUT(); 


    unsigned eta1_4bit = econv_lut->SpecificLookup_eta_ovl (idx1_dcrr, eta1);
    unsigned eta2_4bit = econv_lut->SpecificLookup_eta_ovl (idx2_dcrr, eta2);

    // look up delta eta
    L1MuGMTLFCOUDeltaEtaLUT* cou_de_lut = L1MuGMTConfig::getLFCOUDeltaEtaLUT(); 
    delta_eta_packed = cou_de_lut->SpecificLookup_delta_eta (m_id-2, eta1_4bit, eta2_4bit);
  }

  //
  // (3) look up match quality
  //
  L1MuGMTLFMatchQualLUT* mq_lut = L1MuGMTConfig::getLFMatchQualLUT(); 
    
  unsigned mq = mq_lut->SpecificLookup_mq(m_id, delta_eta_packed, delta_phi_packed);

  return mq;
}

void L1MuGMTMatcher::match ( )

private

Definition at line 197 of file L1MuGMTMatcher.cc.

References L1MuGlobalMuonTrigger::DebugBlockForFill(), i, L1MuGMTMatrix< T >::init(), L1MuGMTMatrix< T >::isMax(), j, lookup_mq(), m_gmt, m_id, matchQuality, max(), MaxMatch, pairMatrix, L1MuGMTDebugBlock::SetMQMatrix(), and L1MuGMTDebugBlock::SetPairMatrix().

Referenced by run().

                           {

  L1MuGMTMatrix<bool> maxMatrix(MaxMatch,MaxMatch);
  L1MuGMTMatrix<bool> disableMatrix(MaxMatch,MaxMatch);
  maxMatrix.init(false);
  disableMatrix.init(false);

  // loop over all combinations

  unsigned i,j;
  for ( i = 0; i < MaxMatch; i++ ) 
    for ( j = 0; j < MaxMatch; j++ ) 
      matchQuality(i,j) = lookup_mq(i,j);

  // store in debug block
  m_gmt.DebugBlockForFill()->SetMQMatrix( m_id, matchQuality) ;

  // fill MAX matrix

  for ( i = 0; i < MaxMatch; i++ )
    for ( j = 0; j < MaxMatch; j++ ) 
      maxMatrix(i,j) = matchQuality.isMax(i,j) && (matchQuality(i,j) != 0);
  
  // fill disable matrix
 
  for ( i = 0; i < MaxMatch; i++ )  
    for ( j = 0; j < MaxMatch; j++ ) {

      for ( unsigned i1 = 0; i1 < MaxMatch; i1++ ) 
        if ( i1 != i ) disableMatrix(i,j) = disableMatrix(i,j) || maxMatrix(i1,j);
      
      for ( unsigned j1 = 0; j1 < MaxMatch; j1++ ) 
        if ( j1 != j ) disableMatrix(i,j) = disableMatrix(i,j) || maxMatrix(i,j1);
  }

  // fill pair matrix

  for ( i = 0; i < MaxMatch; i++ ) {  
    for ( j = 0; j < MaxMatch; j++ ) {

      bool max = true;

      for ( unsigned i1 = 0; i1 < i; i1++ ) {
          max = max && ((matchQuality(i,j) > matchQuality(i1,j)) ||
                         disableMatrix(i1,j));
      }

      for ( unsigned i1 = i+1; i1 < MaxMatch; i1++ ) {
          max = max && ((matchQuality(i,j) >= matchQuality(i1,j)) ||
                         disableMatrix(i1,j));
      }

      for ( unsigned j1 = 0; j1 < j; j1++ ) {
          max = max && ((matchQuality(i,j) > matchQuality(i,j1)) ||
                         disableMatrix(i,j1));
      }

      for ( unsigned j1 = j+1; j1 < MaxMatch; j1++ ) {
          max = max && ((matchQuality(i,j) >= matchQuality(i,j1)) ||
                         disableMatrix(i,j1));
      }
 
      pairMatrix(i,j) = max && (matchQuality(i,j) != 0);

    }
  }  

  // store in debug block
  m_gmt.DebugBlockForFill()->SetPairMatrix( m_id, pairMatrix) ;
}

const L1MuGMTMatrix<bool>& L1MuGMTMatcher::pairM ( ) const

inline

return pair matrix

Definition at line 66 of file L1MuGMTMatcher.h.

References pairMatrix.

Referenced by L1MuGMTCancelOutUnit::decide(), and L1MuGMTMerger::merge().

{ return pairMatrix; }

bool L1MuGMTMatcher::pairM ( int  i, int  j  ) const

inline

return pair matrix

Definition at line 69 of file L1MuGMTMatcher.h.

References pairMatrix.

{ return pairMatrix(i,j); }

void L1MuGMTMatcher::print

(

void

)

print matching results

Definition at line 111 of file L1MuGMTMatcher.cc.

References L1MuGMTConfig::Debug(), matchQuality, pairMatrix, and L1MuGMTMatrix< T >::print().

Referenced by L1MuGlobalMuonTrigger::produce(), and L1MuGMTCancelOutUnit::run().

                           {

  edm::LogVerbatim("GMT_Matcher_info");
  if ( L1MuGMTConfig::Debug(4) ) {
    edm::LogVerbatim("GMT_Matcher_info") << "MATCH Quality : ";
    matchQuality.print();
  }

  edm::LogVerbatim("GMT_Matcher_info") << "PAIR Matrix : ";
  pairMatrix.print();

  edm::LogVerbatim("GMT_Matcher_info");

}

void L1MuGMTMatcher::reset

(

void

)

clear Matcher

Definition at line 95 of file L1MuGMTMatcher.cc.

References first, i, L1MuGMTMatrix< T >::init(), matchQuality, MaxMatch, pairMatrix, and second.

Referenced by L1MuGlobalMuonTrigger::reset(), L1MuGMTCancelOutUnit::reset(), and ~L1MuGMTMatcher().

                           {

  matchQuality.init(0);
  pairMatrix.init(false);
  
  for ( unsigned i = 0; i < MaxMatch; i++ ) {
    first[i] = 0;
    second[i] = 0;
  }  

}

void L1MuGMTMatcher::run

(

void

)

run Matcher

Definition at line 85 of file L1MuGMTMatcher.cc.

References load(), and match().

Referenced by L1MuGlobalMuonTrigger::produce(), and L1MuGMTCancelOutUnit::run().

                         {

  load();
  match();
  
}

Member Data Documentation

std::vector<const L1MuRegionalCand*> L1MuGMTMatcher::first

private

Definition at line 85 of file L1MuGMTMatcher.h.

Referenced by L1MuGMTMatcher(), load(), lookup_mq(), and reset().

const L1MuGlobalMuonTrigger& L1MuGMTMatcher::m_gmt

private

Definition at line 82 of file L1MuGMTMatcher.h.

Referenced by load(), and match().

int L1MuGMTMatcher::m_id

private

Definition at line 83 of file L1MuGMTMatcher.h.

Referenced by id(), load(), lookup_mq(), and match().

L1MuGMTMatrix<int> L1MuGMTMatcher::matchQuality

private

Definition at line 88 of file L1MuGMTMatcher.h.

Referenced by match(), print(), and reset().

const unsigned int L1MuGMTMatcher::MaxMatch = 4

static

Definition at line 45 of file L1MuGMTMatcher.h.

Referenced by L1MuGMTMatcher(), match(), and reset().

L1MuGMTMatrix<bool> L1MuGMTMatcher::pairMatrix

private

Definition at line 89 of file L1MuGMTMatcher.h.

Referenced by match(), pairM(), print(), and reset().

std::vector<const L1MuRegionalCand*> L1MuGMTMatcher::second

private

Definition at line 86 of file L1MuGMTMatcher.h.

Referenced by L1MuGMTMatcher(), load(), lookup_mq(), and reset().