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L1MuDTMuonSorter Class Reference

#include <L1MuDTMuonSorter.h>

Inheritance diagram for L1MuDTMuonSorter:
L1AbstractProcessor

Public Member Functions

 L1MuDTMuonSorter (const L1MuDTTrackFinder &)
 constructor More...
 
int numberOfTracks () const
 return number of found muon candidates after sorter More...
 
void print () const
 print results after sorting More...
 
virtual void reset ()
 reset Muon Sorter More...
 
virtual void run ()
 run Muon Sorter More...
 
const L1MuDTTrack * track (int id) const
 return pointer to a muon candidate More...
 
const std::vector< const
L1MuDTTrack * > & 		tracks () const
 return vector of muon candidates More...
 
virtual ~L1MuDTMuonSorter ()
 destructor More...
 
- Public Member Functions inherited from L1AbstractProcessor
virtual void run (const edm::EventSetup &c)
 
virtual void run (const edm::EventSetup &c)
 
virtual ~L1AbstractProcessor ()
 destructor More...
 
virtual ~L1AbstractProcessor ()
 destructor More...
 

Private Member Functions

void runCOL (std::vector< L1MuDTTrack * > &) const
 run the Cancel Out Logic of the muon sorter More...
 

Static Private Member Functions

static int neighbour (const L1MuDTSecProcId &spid1, const L1MuDTSecProcId &spid2)
 find out if two Sector Processors are neighbours More...
 

Private Attributes

const L1MuDTTrackFinder & m_tf
 
std::vector< const L1MuDTTrack * > m_TrackCands
 

Detailed Description

DT Muon Sorter:

The DT Muon Sorter receives 2 muon candidates from each of the 12 Wedge Sorters and sorts out the 4 best (highest pt, highest quality) muons

N. Neumeister CERN EP

Definition at line 45 of file L1MuDTMuonSorter.h.

Constructor & Destructor Documentation

L1MuDTMuonSorter::L1MuDTMuonSorter ( const L1MuDTTrackFinder &  tf)

constructor

Definition at line 48 of file L1MuDTMuonSorter.cc.

References m_TrackCands.

48  :
49  m_tf(tf), m_TrackCands() {
50 
51  m_TrackCands.reserve(4);
52 
53 }
L1MuDTMuonSorter::m_TrackCands
std::vector< const L1MuDTTrack * > m_TrackCands
Definition: L1MuDTMuonSorter.h:84
L1MuDTMuonSorter::m_tf
const L1MuDTTrackFinder & m_tf
Definition: L1MuDTMuonSorter.h:83
L1MuDTMuonSorter::~L1MuDTMuonSorter ( )
virtual

destructor

Definition at line 60 of file L1MuDTMuonSorter.cc.

60  {
61 
62 }

Member Function Documentation

int L1MuDTMuonSorter::neighbour ( const L1MuDTSecProcId &  spid1,
const L1MuDTSecProcId &  spid2 
)
staticprivate

find out if two Sector Processors are neighbours

Definition at line 298 of file L1MuDTMuonSorter.cc.

References funct::abs(), L1MuDTSecProcId::sector(), ecaldqm::topology(), and L1MuDTSecProcId::wheel().

Referenced by runCOL().

299  {
300 
301  // definition of valid topologies:
302 
303  // E T A
304  // -----------------
305  // +
306  // --- ---
307  // | | 2 | | 2 |
308  // P | |___| |___|
309  // | --- --- --- ---
310  // H | | 1 | | 1 | | 1 | | 1 |
311  // | |___| |___| |___| |___|
312  // I | --- ---
313  // | | 2 | | 2 |
314  // |___| |___|
315  // -
316  // result: 1 2 3 4 5 6 otherwise : -1
317 
318  int topology = -1;
319 
320  int sector1 = spid1.sector();
321  int wheel1 = spid1.wheel();
322 
323  int sector2 = spid2.sector();
324  int wheel2 = spid2.wheel();
325 
326  int sectordiff = (sector2 - sector1)%12;
327  if ( sectordiff >= 6 ) sectordiff -= 12;
328  if ( sectordiff < -6 ) sectordiff += 12;
329 
330  if ( abs(sectordiff) == 1 ) {
331 
332  if ( wheel1 == wheel2 ) topology = (sectordiff > 0) ? 1 : 2;
333  if ( wheel1 == +1 && wheel2 == -1 ) topology = (sectordiff > 0) ? 5 : 6;
334  if ( ( wheel1 == -2 && wheel2 == -3 ) ||
335  ( wheel1 == -1 && wheel2 == -2 ) ||
336  ( wheel1 == +1 && wheel2 == +2 ) ||
337  ( wheel1 == +2 && wheel2 == +3 ) ) topology = (sectordiff > 0) ? 3 : 4;
338 
339  }
340 
341  return topology;
342 
343 }
ecaldqm::topology
CaloTopology const * topology(0)
L1MuDTSecProcId::sector
int sector() const
return sector number
Definition: L1MuDTSecProcId.h:61
funct::abs
Abs< T >::type abs(const T &t)
Definition: Abs.h:22
L1MuDTSecProcId::wheel
int wheel() const
return wheel number
Definition: L1MuDTSecProcId.h:58
int L1MuDTMuonSorter::numberOfTracks ( ) const
inline

return number of found muon candidates after sorter

Definition at line 65 of file L1MuDTMuonSorter.h.

References m_TrackCands.

Referenced by print().

65 { return m_TrackCands.size(); }
L1MuDTMuonSorter::m_TrackCands
std::vector< const L1MuDTTrack * > m_TrackCands
Definition: L1MuDTMuonSorter.h:84
void L1MuDTMuonSorter::print ( void  ) const

print results after sorting

Definition at line 145 of file L1MuDTMuonSorter.cc.

References gather_cfg::cout, m_TrackCands, and numberOfTracks().

145  {
146 
147  cout << endl;
148  cout << "Muon candidates found by the barrel MTTF : "
149  << numberOfTracks() << endl;
150  vector<const L1MuDTTrack*>::const_iterator iter = m_TrackCands.begin();
151  while ( iter != m_TrackCands.end() ) {
152  if ( *iter ) cout << *(*iter) << endl;
153  iter++;
154  }
155  cout << endl;
156 
157 }
L1MuDTMuonSorter::m_TrackCands
std::vector< const L1MuDTTrack * > m_TrackCands
Definition: L1MuDTMuonSorter.h:84
L1MuDTMuonSorter::numberOfTracks
int numberOfTracks() const
return number of found muon candidates after sorter
Definition: L1MuDTMuonSorter.h:65
gather_cfg.cout
tuple cout
Definition: gather_cfg.py:145
void L1MuDTMuonSorter::reset ( void  )
virtual

reset Muon Sorter

Implements L1AbstractProcessor.

Definition at line 131 of file L1MuDTMuonSorter.cc.

References m_TrackCands.

131  {
132 
133  m_TrackCands.clear();
134  vector<const L1MuDTTrack*>::iterator iter;
135  for ( iter = m_TrackCands.begin(); iter != m_TrackCands.end(); iter++ ) {
136  *iter = 0;
137  }
138 
139 }
L1MuDTMuonSorter::m_TrackCands
std::vector< const L1MuDTTrack * > m_TrackCands
Definition: L1MuDTMuonSorter.h:84
void L1MuDTMuonSorter::run ( void  )
virtual

run Muon Sorter

Reimplemented from L1AbstractProcessor.

Definition at line 72 of file L1MuDTMuonSorter.cc.

References gather_cfg::cout, L1MuDTTFConfig::Debug(), m_tf, m_TrackCands, runCOL(), L1MuDTWedgeSorter::tracks(), and L1MuDTTrackFinder::ws().

72  {
73 
74  // get track candidates from Wedge Sorters
75  vector<L1MuDTTrack*> mycands;
76  mycands.reserve(24);
77 
78  for ( int wedge = 0; wedge < 12; wedge++ ) {
79  vector<const L1MuDTTrack*> wscand = m_tf.ws(wedge)->tracks();
80  vector<const L1MuDTTrack*>::iterator iter = wscand.begin();
81  while ( iter != wscand.end() ) {
82  if ( *iter && !(*iter)->empty() )
83  mycands.push_back(const_cast<L1MuDTTrack*>(*iter) );
84  iter++;
85  }
86  }
87 
88  // print input data
89  if ( L1MuDTTFConfig::Debug(4) ) {
90  cout << "DT Muon Sorter input: "
91  << mycands.size() << endl;
92  vector<L1MuDTTrack*>::const_iterator iter;
93  for ( iter = mycands.begin(); iter != mycands.end(); iter++ ) {
94  if (*iter ) (*iter)->print();
95  }
96  }
97 
98  // run Cancel Out Logic
99  runCOL(mycands);
100 
101  // remove disabled candidates
102  vector<L1MuDTTrack*>::iterator it = mycands.begin();
103  while ( it != mycands.end() ) {
104  if ( *it && (*it)->empty() ) {
105  mycands.erase(it);
106  it = mycands.begin(); continue;
107  }
108  it++;
109  }
110 
111  // sort pt and quality
112  stable_sort( mycands.begin(), mycands.end(), L1MuDTTrack::Rank() );
113 
114  // copy the best 4 candidates
115  int number_of_tracks = 0;
116  vector<L1MuDTTrack*>::const_iterator iter1 = mycands.begin();
117  while ( iter1 != mycands.end() ) {
118  if ( *iter1 && number_of_tracks < 4 ) {
119  m_TrackCands.push_back(*iter1);
120  number_of_tracks++;
121  }
122  iter1++;
123  }
124 
125 }
L1MuDTMuonSorter::runCOL
void runCOL(std::vector< L1MuDTTrack * > &) const
run the Cancel Out Logic of the muon sorter
Definition: L1MuDTMuonSorter.cc:163
L1MuDTWedgeSorter::tracks
const std::vector< const L1MuDTTrack * > & tracks() const
return vector of muon candidates
Definition: L1MuDTWedgeSorter.h:68
L1MuDTTFConfig::Debug
static bool Debug()
Definition: L1MuDTTFConfig.h:50
L1MuDTMuonSorter::m_TrackCands
std::vector< const L1MuDTTrack * > m_TrackCands
Definition: L1MuDTMuonSorter.h:84
L1MuDTMuonSorter::m_tf
const L1MuDTTrackFinder & m_tf
Definition: L1MuDTMuonSorter.h:83
L1MuDTTrack::Rank
define a rank for muon candidates
Definition: L1MuDTTrack.h:183
L1MuDTTrackFinder::ws
const L1MuDTWedgeSorter * ws(int id) const
get a pointer to a Wedge Sorter, index [0-11]
Definition: L1MuDTTrackFinder.h:88
gather_cfg.cout
tuple cout
Definition: gather_cfg.py:145
void L1MuDTMuonSorter::runCOL ( std::vector< L1MuDTTrack * > &  cands) const
private

run the Cancel Out Logic of the muon sorter

Definition at line 163 of file L1MuDTMuonSorter.cc.

References funct::abs(), gather_cfg::cout, L1MuDTTFConfig::Debug(), neighbour(), hitfit::phidiff(), ecaldqm::topology(), and w2.

Referenced by run().

163  {
164 
165  // compare candidates which were found in nearby sectors and wheels
166  // if 2 candidates have at least one track segment in common
167  // disable the one with lower quality
168  // compare addresses from stations 2, 3 and 4
169 
170  typedef vector<L1MuDTTrack*>::iterator TI;
171  for ( TI iter1 = cands.begin(); iter1 != cands.end(); iter1++ ) {
172  if ( *iter1 == 0 ) continue;
173  if ( (*iter1)->empty() ) continue;
174  L1MuDTSecProcId sp1 = (*iter1)->spid();
175  int qual1 = (*iter1)->quality();
176  for ( TI iter2 = cands.begin(); iter2 != cands.end(); iter2++ ) {
177  if ( *iter2 == 0 ) continue;
178  if ( *iter1 == *iter2 ) continue;
179  if ( (*iter2)->empty() ) continue;
180  L1MuDTSecProcId sp2 = (*iter2)->spid();
181  int qual2 = (*iter2)->quality();
182  if (sp1 == sp2 ) continue;
183  int topology = neighbour(sp1,sp2);
184  if ( topology == -1 ) continue;
185  int countTS = 0;
186  for ( int stat = 2; stat <= 4; stat++ ) {
187  int adr1 = (*iter1)->address(stat);
188  int adr2 = (*iter2)->address(stat);
189  if ( adr1 == 15 || adr2 == 15 ) continue;
190  switch ( topology ) {
191  case 1 : {
192  if ( adr1 > 7 ) continue;
193  if ( adr2 > 3 && adr2 < 8 ) continue;
194  int adr_shift = ( adr2 > 7 ) ? -8 : 4;
195  if ( adr1 == adr2+adr_shift ) countTS++;
196  break;
197  }
198  case 2 : {
199  if ( adr2 > 7 ) continue;
200  if ( adr1 > 3 && adr1 < 8 ) continue;
201  int adr_shift = ( adr2 > 3 ) ? -4 : 8;
202  if ( adr1 == adr2+adr_shift ) countTS++;
203  break;
204  }
205  case 3 : {
206  if ( ( adr1 == 6 && adr2 == 0 ) ||
207  ( adr1 == 7 && adr2 == 1 ) ||
208  ( adr1 == 2 && adr2 == 8 ) ||
209  ( adr1 == 3 && adr2 == 9 ) ) countTS++;
210  break;
211  }
212  case 4 : {
213  if ( ( adr1 == 2 && adr2 == 4 ) ||
214  ( adr1 == 3 && adr2 == 5 ) ||
215  ( adr1 == 10 && adr2 == 0 ) ||
216  ( adr1 == 11 && adr2 == 1 ) ) countTS++;
217  break;
218  }
219  case 5 : {
220  if ( ( adr1 == 0 && adr2 == 8 ) ||
221  ( adr1 == 1 && adr2 == 9 ) ||
222  ( adr1 == 4 && adr2 == 0 ) ||
223  ( adr1 == 5 && adr2 == 1 ) ) countTS++;
224  break;
225  }
226  case 6 : {
227  if ( ( adr1 == 0 && adr2 == 4 ) ||
228  ( adr1 == 1 && adr2 == 5 ) ||
229  ( adr1 == 8 && adr2 == 0 ) ||
230  ( adr1 == 9 && adr2 == 1 ) ) countTS++;
231  break;
232  }
233  default : break;
234  }
235  }
236  if ( countTS > 0 ) {
237  if ( qual1 < qual2 ) {
238  if ( L1MuDTTFConfig::Debug(5) ) {
239  cout << "Muon Sorter cancel : "; (*iter1)->print();
240  }
241  (*iter1)->disable();
242  break;
243  }
244  else {
245  if ( L1MuDTTFConfig::Debug(5) ) {
246  cout << "Muon Sorter cancel : "; (*iter2)->print();
247  }
248  (*iter2)->disable();
249  }
250  }
251  }
252  }
253 
254 
255  // if two candidates have exactly the same phi and eta values
256  // remove the one with lower rank
257 
258  for ( TI iter1 = cands.begin(); iter1 != cands.end(); iter1++ ) {
259  if ( *iter1 == 0 ) continue;
260  if ( (*iter1)->empty() ) continue;
261  int phi1 = (*iter1)->phi();
262  int pt1 = (*iter1)->pt();
263  int qual1 = (*iter1)->quality();
264  for ( TI iter2 = cands.begin(); iter2 != cands.end(); iter2++ ) {
265  if ( *iter2 == 0 ) continue;
266  if ( *iter1 == *iter2 ) continue;
267  if ( (*iter2)->empty() ) continue;
268  int phi2 = (*iter2)->phi();
269  int pt2 = (*iter2)->pt();
270  int qual2 = (*iter2)->quality();
271  int w1 = (*iter1)->getStartTSphi().wheel();
272  int w2 = (*iter2)->getStartTSphi().wheel();
273  int phidiff = (phi2 - phi1)%144;
274  if ( phidiff >= 72 ) phidiff -= 144;
275  if ( phidiff < -72 ) phidiff += 144;
276  if ( abs(phidiff) < 2 && (w1 == w2) ) {
277  int rank1 = 10 * pt1 + qual1;
278  int rank2 = 10 * pt2 + qual2;
279  if ( L1MuDTTFConfig::Debug(5) ) {
280  cout << "========================================" << endl;
281  cout << " special cancellation : " << endl;
282  (*iter1)->print(); if ( rank1 < rank2 ) cout << "cancelled" << endl;
283  (*iter2)->print(); if ( rank1 >= rank2 ) cout << "cancelled" << endl;
284  cout << "========================================" << endl;
285  }
286  if ( rank1 >= rank2 ) (*iter2)->disable();
287  if ( rank1 < rank2 ) { (*iter1)->disable(); break; }
288  }
289  }
290  }
291 
292 }
w2
common ppss p3p6s2 common epss epspn46 common const1 w2
Definition: inclppp.h:1
ecaldqm::topology
CaloTopology const * topology(0)
L1MuDTMuonSorter::neighbour
static int neighbour(const L1MuDTSecProcId &spid1, const L1MuDTSecProcId &spid2)
find out if two Sector Processors are neighbours
Definition: L1MuDTMuonSorter.cc:298
hitfit::phidiff
double phidiff(double phi)
Normalized difference in azimuthal angles to a range between .
Definition: fourvec.cc:230
funct::abs
Abs< T >::type abs(const T &t)
Definition: Abs.h:22
L1MuDTTFConfig::Debug
static bool Debug()
Definition: L1MuDTTFConfig.h:50
gather_cfg.cout
tuple cout
Definition: gather_cfg.py:145
const L1MuDTTrack* L1MuDTMuonSorter::track ( int  id) const
inline

return pointer to a muon candidate

Definition at line 68 of file L1MuDTMuonSorter.h.

References m_TrackCands.

68 { return m_TrackCands[id]; }
L1MuDTMuonSorter::m_TrackCands
std::vector< const L1MuDTTrack * > m_TrackCands
Definition: L1MuDTMuonSorter.h:84
const std::vector<const L1MuDTTrack*>& L1MuDTMuonSorter::tracks ( void  ) const
inline

return vector of muon candidates

Definition at line 71 of file L1MuDTMuonSorter.h.

References m_TrackCands.

71 { return m_TrackCands; }
L1MuDTMuonSorter::m_TrackCands
std::vector< const L1MuDTTrack * > m_TrackCands
Definition: L1MuDTMuonSorter.h:84

Member Data Documentation

const L1MuDTTrackFinder& L1MuDTMuonSorter::m_tf
private

Definition at line 83 of file L1MuDTMuonSorter.h.

Referenced by run().

std::vector<const L1MuDTTrack*> L1MuDTMuonSorter::m_TrackCands
private

Definition at line 84 of file L1MuDTMuonSorter.h.

Referenced by L1MuDTMuonSorter(), numberOfTracks(), print(), reset(), run(), track(), and tracks().

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