trklet::MatchEngineUnit Class Reference

#include <MatchEngineUnit.h>

Public Member Functions
bool	active () const
Tracklet *	currentProj () const
bool	empty () const
bool	have_ () const
bool	have__ () const
bool	idle () const
void	init (VMStubsMEMemory *vmstubsmemory, unsigned int nrzbin, unsigned int rzbin, unsigned int iphi, int shift, int projrinv, int projfinerz, int projfinephi, bool usefirstMinus, bool usefirstPlus, bool usesecondMinus, bool usesecondPlus, bool isPSseed, Tracklet *proj, bool print)
	MatchEngineUnit (bool barrel, unsigned int layerdisk, const TrackletLUT &luttable)
std::pair< Tracklet *, const Stub * >	peek () const
std::pair< Tracklet *, const Stub * >	read ()
void	reset ()
unsigned int	rptr () const
void	step (bool print)
int	TCID () const
unsigned int	wptr () const
	~MatchEngineUnit ()=default

Private Attributes
bool	barrel_
CircularBuffer< std::pair < Tracklet *, const Stub * > >	candmatches_
bool	goodpair_
bool	goodpair__
bool	havepair_
bool	havepair__
bool	idle_
bool	isPSseed_
unsigned int	istub_
unsigned int	iuse_
unsigned int	layerdisk_
const TrackletLUT &	luttable_
unsigned int	nrzbins_
unsigned int	phibin_
Tracklet *	proj_
int	projfinephi_
int	projfinerz_
int	projrinv_
unsigned int	rzbin_
int	shift_
std::pair< Tracklet *, const Stub * >	tmppair_
std::pair< Tracklet *, const Stub * >	tmppair__
std::vector< std::pair < unsigned int, unsigned int > >	use_
VMStubsMEMemory *	vmstubsmemory_

Detailed Description

Definition at line 19 of file MatchEngineUnit.h.

Constructor & Destructor Documentation

MatchEngineUnit::MatchEngineUnit	(	bool	barrel,
		unsigned int	layerdisk,
		const TrackletLUT &	luttable
	)

Definition at line 7 of file MatchEngineUnit.cc.

References Reference_intrackfit_cff::barrel, barrel_, goodpair_, goodpair__, havepair_, havepair__, idle_, and layerdisk_.

    : luttable_(luttable), candmatches_(3) {
  idle_ = true;
  barrel_ = barrel;
  layerdisk_ = layerdisk;
  goodpair_ = false;
  goodpair__ = false;
  havepair_ = false;
  havepair__ = false;
}

trklet::MatchEngineUnit::~MatchEngineUnit ( )

default

Member Function Documentation

bool trklet::MatchEngineUnit::active ( void  ) const

inline

Definition at line 53 of file MatchEngineUnit.h.

References empty(), goodpair_, goodpair__, and idle_.

{ return !idle_ || goodpair_ || goodpair__ || !empty(); }

Tracklet* trklet::MatchEngineUnit::currentProj ( ) const

inline

Definition at line 49 of file MatchEngineUnit.h.

References proj_.

{ return proj_; }

bool trklet::MatchEngineUnit::empty ( void  ) const

inline

Definition at line 41 of file MatchEngineUnit.h.

References candmatches_.

Referenced by active(), and TCID().

{ return candmatches_.empty(); }

bool trklet::MatchEngineUnit::have_ ( ) const

inline

Definition at line 56 of file MatchEngineUnit.h.

References havepair_.

{ return havepair_; }

bool trklet::MatchEngineUnit::have__ ( ) const

inline

Definition at line 57 of file MatchEngineUnit.h.

References havepair__.

{ return havepair__; }

bool trklet::MatchEngineUnit::idle ( ) const

inline

Definition at line 51 of file MatchEngineUnit.h.

References idle_.

Referenced by step().

{ return idle_; }

void MatchEngineUnit::init	(	VMStubsMEMemory *	vmstubsmemory,
		unsigned int	nrzbin,
		unsigned int	rzbin,
		unsigned int	iphi,
		int	shift,
		int	projrinv,
		int	projfinerz,
		int	projfinephi,
		bool	usefirstMinus,
		bool	usefirstPlus,
		bool	usesecondMinus,
		bool	usesecondPlus,
		bool	isPSseed,
		Tracklet *	proj,
		bool	print
	)

Definition at line 18 of file MatchEngineUnit.cc.

References cms::cuda::assert(), candmatches_, goodpair_, goodpair__, havepair_, havepair__, idle_, isPSseed_, istub_, iuse_, nrzbins_, phibin_, proj_, projfinephi_, projfinerz_, projrinv_, rzbin_, edm::shift, shift_, tmppair_, tmppair__, use_, and vmstubsmemory_.

                                 {
  vmstubsmemory_ = vmstubsmemory;
  idle_ = false;
  nrzbins_ = nrzbins;
  rzbin_ = rzbin;
  phibin_ = phibin;
  shift_ = shift;
  istub_ = 0;
  iuse_ = 0;
  projrinv_ = projrinv;
  projfinerz_ = projfinerz;
  projfinephi_ = projfinephi;
  use_.clear();
  if (usefirstMinus) {
    use_.emplace_back(0, 0);
  }
  if (usesecondMinus) {
    use_.emplace_back(1, 0);
  }
  if (usefirstPlus) {
    use_.emplace_back(0, 1);
  }
  if (usesecondPlus) {
    use_.emplace_back(1, 1);
  }
  assert(!use_.empty());
  isPSseed_ = isPSseed;
  proj_ = proj;

  //Even when you init a new projection you need to process the pipeline
  //This should be fixed to be done more cleanly - but require synchronizaton
  //with the HLS code
  if (goodpair__) {
    candmatches_.store(tmppair__);
  }

  havepair__ = havepair_;
  goodpair__ = goodpair_;
  tmppair__ = tmppair_;

  havepair_ = false;
  goodpair_ = false;
}

std::pair<Tracklet*, const Stub*> trklet::MatchEngineUnit::peek ( ) const

inline

Definition at line 47 of file MatchEngineUnit.h.

References candmatches_.

Referenced by TCID().

{ return candmatches_.peek(); }

std::pair<Tracklet*, const Stub*> trklet::MatchEngineUnit::read ( )

inline

Definition at line 45 of file MatchEngineUnit.h.

References candmatches_.

Referenced by edmIntegrityCheck.PublishToFileSystem::get().

{ return candmatches_.read(); }

void MatchEngineUnit::reset

(

void

)

Definition at line 173 of file MatchEngineUnit.cc.

References candmatches_, goodpair_, goodpair__, havepair_, havepair__, idle_, and istub_.

                            {
  candmatches_.reset();
  idle_ = true;
  istub_ = 0;
  goodpair_ = false;
  goodpair__ = false;
  havepair_ = false;
  havepair__ = false;
}

unsigned int trklet::MatchEngineUnit::rptr ( ) const

inline

Definition at line 61 of file MatchEngineUnit.h.

References candmatches_.

{ return candmatches_.rptr(); }

void MatchEngineUnit::step

(

bool

print

)

Definition at line 76 of file MatchEngineUnit.cc.

References funct::abs(), cms::cuda::assert(), barrel_, trklet::VMStubME::bend(), candmatches_, trklet::VMStubME::finephi(), trklet::VMStubME::finerz(), first, trklet::VMStubsMEMemory::getVMStubMEBin(), goodpair_, goodpair__, havepair_, havepair__, idle(), idle_, trklet::VMStubME::isPSmodule(), isPSseed_, istub_, iuse_, trklet::TrackletLUT::lookup(), luttable_, trklet::NFINEPHIBITS, trklet::NFINERZBITS, nrzbins_, trklet::VMStubsMEMemory::nStubsBin(), phibin_, print(), proj_, projfinephi_, projfinerz_, projrinv_, rzbin_, edm::second(), shift_, trklet::VMStubME::stub(), trklet::VMStubME::stubindex(), trklet::Tracklet::TCIndex(), tmppair_, tmppair__, trklet::Tracklet::trackletIndex(), use_, trklet::FPGAWord::value(), and vmstubsmemory_.

                               {
  bool almostfull = candmatches_.nearfull();

  if (goodpair__) {
    assert(havepair__);
    candmatches_.store(tmppair__);
  }

  havepair__ = havepair_;
  goodpair__ = goodpair_;
  tmppair__ = tmppair_;

  havepair_ = false;
  goodpair_ = false;

  if (idle() || almostfull)
    return;

  unsigned int slot = (phibin_ + use_[iuse_].second) * nrzbins_ + rzbin_ + use_[iuse_].first;

  int projfinerz = projfinerz_ - (1 << NFINERZBITS) * use_[iuse_].first;
  int projfinephi = projfinephi_;
  if (use_[iuse_].second == 0) {
    if (shift_ == -1) {
      projfinephi -= (1 << NFINEPHIBITS);
    }
  } else {
    //When we get here shift_ is either 1 or -1
    if (shift_ == 1) {
      projfinephi += (1 << NFINEPHIBITS);
    }
  }

  const VMStubME& vmstub = vmstubsmemory_->getVMStubMEBin(slot, istub_);

  bool isPSmodule = vmstub.isPSmodule();
  int stubfinerz = vmstub.finerz().value();
  int stubfinephi = vmstub.finephi().value();

  int deltaphi = stubfinephi - projfinephi;

  bool dphicut = (abs(deltaphi) < 3);

  int nbits = isPSmodule ? 3 : 4;

  int diskps = (!barrel_) && isPSmodule;

  unsigned int index = (diskps << (4 + 5)) + (projrinv_ << nbits) + vmstub.bend().value();

  //Check if stub z position consistent
  int idrz = stubfinerz - projfinerz;
  bool pass;

  if (barrel_) {
    if (isPSseed_) {
      pass = idrz >= -1 && idrz <= 1;
    } else {
      pass = idrz >= -5 && idrz <= 5;
    }
  } else {
    if (isPSmodule) {
      pass = idrz >= -1 && idrz <= 1;
    } else {
      pass = idrz >= -3 && idrz <= 3;
    }
  }

  // Detailed printout for comparison with HLS code
  bool print = false;
  if (print)
    edm::LogVerbatim("Tracklet") << "MEU TrkId stubindex : " << 128 * proj_->TCIndex() + proj_->trackletIndex() << " "
                                 << vmstub.stubindex().value() << "   "
                                 << ((pass && dphicut) && luttable_.lookup(index)) << " index=" << index
                                 << " projrinv bend : " << projrinv_ << " " << vmstub.bend().value()
                                 << "  shift_ isPSseed_ :" << shift_ << " " << isPSseed_ << " slot=" << slot;

  //Check if stub bend and proj rinv consistent

  goodpair_ = (pass && dphicut) && luttable_.lookup(index);
  havepair_ = true;

  if (havepair_) {
    std::pair<Tracklet*, const Stub*> tmppair(proj_, vmstub.stub());
    tmppair_ = tmppair;
  }

  istub_++;
  if (istub_ >= vmstubsmemory_->nStubsBin(slot)) {
    iuse_++;
    if (iuse_ < use_.size()) {
      istub_ = 0;
    } else {
      idle_ = true;
    }
  }
}

int MatchEngineUnit::TCID

(

)

const

Definition at line 183 of file MatchEngineUnit.cc.

References empty(), havepair_, havepair__, idle_, peek(), proj_, trklet::Tracklet::TCID(), tmppair_, and tmppair__.

                                {
  if (!empty()) {
    return peek().first->TCID();
  }

  if (idle_ && !havepair_ && !havepair__) {
    return 16383;
  }
  if (havepair__) {
    return tmppair__.first->TCID();
  }
  if (havepair_) {
    return tmppair_.first->TCID();
  }
  return proj_->TCID();
}

unsigned int trklet::MatchEngineUnit::wptr ( ) const

inline

Definition at line 62 of file MatchEngineUnit.h.

References candmatches_.

{ return candmatches_.wptr(); }

Member Data Documentation

bool trklet::MatchEngineUnit::barrel_

private

Definition at line 77 of file MatchEngineUnit.h.

Referenced by MatchEngineUnit(), and step().

CircularBuffer<std::pair<Tracklet*, const Stub*> > trklet::MatchEngineUnit::candmatches_

private

Definition at line 98 of file MatchEngineUnit.h.

Referenced by empty(), init(), peek(), read(), reset(), rptr(), step(), and wptr().

bool trklet::MatchEngineUnit::goodpair_

private

Definition at line 94 of file MatchEngineUnit.h.

Referenced by active(), init(), MatchEngineUnit(), reset(), and step().

bool trklet::MatchEngineUnit::goodpair__

private

Definition at line 94 of file MatchEngineUnit.h.

Referenced by active(), init(), MatchEngineUnit(), reset(), and step().

bool trklet::MatchEngineUnit::havepair_

private

Definition at line 95 of file MatchEngineUnit.h.

Referenced by have_(), init(), MatchEngineUnit(), reset(), step(), and TCID().

bool trklet::MatchEngineUnit::havepair__

private

Definition at line 95 of file MatchEngineUnit.h.

Referenced by have__(), init(), MatchEngineUnit(), reset(), step(), and TCID().

bool trklet::MatchEngineUnit::idle_

private

Definition at line 85 of file MatchEngineUnit.h.

Referenced by active(), idle(), init(), MatchEngineUnit(), reset(), step(), and TCID().

bool trklet::MatchEngineUnit::isPSseed_

private

Definition at line 82 of file MatchEngineUnit.h.

Referenced by init(), and step().

unsigned int trklet::MatchEngineUnit::istub_

private

Definition at line 74 of file MatchEngineUnit.h.

Referenced by init(), reset(), and step().

unsigned int trklet::MatchEngineUnit::iuse_

private

Definition at line 75 of file MatchEngineUnit.h.

Referenced by init(), and step().

unsigned int trklet::MatchEngineUnit::layerdisk_

private

Definition at line 87 of file MatchEngineUnit.h.

Referenced by MatchEngineUnit().

const TrackletLUT& trklet::MatchEngineUnit::luttable_

private

Definition at line 90 of file MatchEngineUnit.h.

Referenced by step().

unsigned int trklet::MatchEngineUnit::nrzbins_

private

Definition at line 69 of file MatchEngineUnit.h.

Referenced by init(), and step().

unsigned int trklet::MatchEngineUnit::phibin_

private

Definition at line 71 of file MatchEngineUnit.h.

Referenced by init(), and step().

Tracklet* trklet::MatchEngineUnit::proj_

private

Definition at line 83 of file MatchEngineUnit.h.

Referenced by currentProj(), init(), step(), and TCID().

int trklet::MatchEngineUnit::projfinephi_

private

Definition at line 80 of file MatchEngineUnit.h.

Referenced by init(), and step().

int trklet::MatchEngineUnit::projfinerz_

private

Definition at line 79 of file MatchEngineUnit.h.

Referenced by init(), and step().

int trklet::MatchEngineUnit::projrinv_

private

Definition at line 78 of file MatchEngineUnit.h.

Referenced by init(), and step().

unsigned int trklet::MatchEngineUnit::rzbin_

private

Definition at line 70 of file MatchEngineUnit.h.

Referenced by init(), and step().

int trklet::MatchEngineUnit::shift_

private

Definition at line 72 of file MatchEngineUnit.h.

Referenced by init(), and step().

std::pair<Tracklet*, const Stub*> trklet::MatchEngineUnit::tmppair_

private

Definition at line 93 of file MatchEngineUnit.h.

Referenced by init(), step(), and TCID().

std::pair<Tracklet*, const Stub*> trklet::MatchEngineUnit::tmppair__

private

Definition at line 93 of file MatchEngineUnit.h.

Referenced by init(), step(), and TCID().

std::vector<std::pair<unsigned int, unsigned int> > trklet::MatchEngineUnit::use_

private

Definition at line 81 of file MatchEngineUnit.h.

Referenced by init(), and step().

VMStubsMEMemory* trklet::MatchEngineUnit::vmstubsmemory_

private

Definition at line 67 of file MatchEngineUnit.h.

Referenced by init(), and step().