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L1MuonPixelTrackFitter Class Reference

#include <L1MuonPixelTrackFitter.h>

Classes

class  Circle
 

Public Member Functions

 L1MuonPixelTrackFitter (const edm::ParameterSet &cfg)
 
virtual reco::Trackrun (const MagneticField &field, const std::vector< const TrackingRecHit *> &hits, const TrackingRegion &region) const
 
void setL1Constraint (const L1MuGMTCand &muon)
 
void setPxConstraint (const SeedingHitSet &hits)
 
virtual ~L1MuonPixelTrackFitter ()
 

Static Public Member Functions

static double getBending (double invPt, double eta, int charge)
 
static double getBendingError (double invPt, double eta)
 

Private Member Functions

double deltaPhi (double phi1, double phi2) const
 
double errCotTheta (double invPt, double eta) const
 
double errInversePt (double invPt, double eta) const
 
double errPhi (double invPt, double eta) const
 
double errTip (double invPt, double eta) const
 
double errZip (double invPt, double eta) const
 
double findPt (double phi0, double phiL1, double eta, int charge) const
 
double valCotTheta (const PixelRecoLineRZ &line) const
 
double valInversePt (double phi0, double phiL1, double eta) const
 
double valPhi (const Circle &c, int charge) const
 
double valTip (const Circle &c, double curvature) const
 
double valZip (double curvature, const GlobalPoint &p0, const GlobalPoint &p1) const
 

Static Private Member Functions

static void param (double eta, double &p1, double &p2, double &p3)
 

Private Attributes

const double cotThetaErrorScale
 
const double invPtErrorScale
 
const double phiErrorScale
 
int theChargeL1
 
edm::ParameterSet theConfig
 
double theEtaL1
 
GlobalPoint theHit1
 
GlobalPoint theHit2
 
double thePhiL1
 
const double tipErrorScale
 
const double zipErrorScale
 

Friends

class L1Seeding
 

Detailed Description

Definition at line 25 of file L1MuonPixelTrackFitter.h.

Constructor & Destructor Documentation

◆ L1MuonPixelTrackFitter()

L1MuonPixelTrackFitter::L1MuonPixelTrackFitter ( const edm::ParameterSet cfg)

Definition at line 19 of file L1MuonPixelTrackFitter.cc.

References edm::ParameterSet::getParameter(), and theConfig.

20  : theConfig(cfg),
21  invPtErrorScale{theConfig.getParameter<double>("invPtErrorScale")},
22  phiErrorScale{theConfig.getParameter<double>("phiErrorScale")},
23  cotThetaErrorScale{theConfig.getParameter<double>("cotThetaErrorScale")},
24  tipErrorScale{theConfig.getParameter<double>("tipErrorScale")},
25  zipErrorScale{theConfig.getParameter<double>("zipErrorScale")} {}
T getParameter(std::string const &) const
Definition: ParameterSet.h:303

◆ ~L1MuonPixelTrackFitter()

virtual L1MuonPixelTrackFitter::~L1MuonPixelTrackFitter ( )
inlinevirtual

Definition at line 55 of file L1MuonPixelTrackFitter.h.

55 {}

Member Function Documentation

◆ deltaPhi()

double L1MuonPixelTrackFitter::deltaPhi ( double  phi1,
double  phi2 
) const
private

Definition at line 1002 of file L1MuonPixelTrackFitter.cc.

References HLT_2022v15_cff::dPhi, and M_PI.

Referenced by findPt(), and valInversePt().

1002  {
1003  while (phi1 >= 2 * M_PI)
1004  phi1 -= 2 * M_PI;
1005  while (phi2 >= 2 * M_PI)
1006  phi2 -= 2 * M_PI;
1007  while (phi1 < 0)
1008  phi1 += 2 * M_PI;
1009  while (phi2 < 0)
1010  phi2 += 2 * M_PI;
1011  double dPhi = phi2 - phi1;
1012 
1013  if (dPhi > M_PI)
1014  dPhi -= 2 * M_PI;
1015  if (dPhi < -M_PI)
1016  dPhi += 2 * M_PI;
1017 
1018  return dPhi;
1019 }
#define M_PI

◆ errCotTheta()

double L1MuonPixelTrackFitter::errCotTheta ( double  invPt,
double  eta 
) const
private

Definition at line 217 of file L1MuonPixelTrackFitter.cc.

References PVValHelper::eta, LEDCalibrationChannels::ieta, createfilelist::int, and LaserDQM_cfg::p1.

Referenced by run().

217  {
218  //
219  // sigma = p0+p1/|pt|;
220  //
221  double p0, p1;
222  int ieta = int(10 * fabs(eta));
223  switch (ieta) {
224  case 0: {
225  p0 = 0.00166115;
226  p1 = 5.75533e-05;
227  break;
228  }
229  case 1: {
230  p0 = 0.00157525;
231  p1 = 0.000707437;
232  break;
233  }
234  case 2: {
235  p0 = 0.00122246;
236  p1 = 0.000325456;
237  break;
238  }
239  case 3: {
240  p0 = 0.000852422;
241  p1 = 0.000429216;
242  break;
243  }
244  case 4: {
245  p0 = 0.000637561;
246  p1 = 0.00122298;
247  break;
248  }
249  case 5: {
250  p0 = 0.000555766;
251  p1 = 0.00158096;
252  break;
253  }
254  case 6: {
255  p0 = 0.000641202;
256  p1 = 0.00143339;
257  break;
258  }
259  case 7: {
260  p0 = 0.000803207;
261  p1 = 0.000648816;
262  break;
263  }
264  case 8: {
265  p0 = 0.000741394;
266  p1 = 0.0015289;
267  break;
268  }
269  case 9: {
270  p0 = 0.000652019;
271  p1 = 0.00168873;
272  break;
273  }
274  case 10: {
275  p0 = 0.000716902;
276  p1 = 0.00257556;
277  break;
278  }
279  case 11: {
280  p0 = 0.000800409;
281  p1 = 0.00190563;
282  break;
283  }
284  case 12: {
285  p0 = 0.000808778;
286  p1 = 0.00264139;
287  break;
288  }
289  case 13: {
290  p0 = 0.000775757;
291  p1 = 0.00318478;
292  break;
293  }
294  case 14: {
295  p0 = 0.000705781;
296  p1 = 0.00460576;
297  break;
298  }
299  case 15: {
300  p0 = 0.000580679;
301  p1 = 0.00748248;
302  break;
303  }
304  case 16: {
305  p0 = 0.000561667;
306  p1 = 0.00767487;
307  break;
308  }
309  case 17: {
310  p0 = 0.000521626;
311  p1 = 0.0100178;
312  break;
313  }
314  case 18: {
315  p0 = 0.00064253;
316  p1 = 0.0106062;
317  break;
318  }
319  case 19: {
320  p0 = 0.000636868;
321  p1 = 0.0140047;
322  break;
323  }
324  default: {
325  p0 = 0.000682478;
326  p1 = 0.0163569;
327  break;
328  }
329  }
330  return p0 + p1 * fabs(invPt);
331 }

◆ errInversePt()

double L1MuonPixelTrackFitter::errInversePt ( double  invPt,
double  eta 
) const
private

Definition at line 612 of file L1MuonPixelTrackFitter.cc.

References PVValHelper::eta, LEDCalibrationChannels::ieta, createfilelist::int, and LaserDQM_cfg::p1.

Referenced by run().

612  {
613  //
614  // pt*sigma(1/pt) = p0+p1*pt;
615  //
616  double p0, p1;
617  int ieta = int(10 * fabs(eta));
618  switch (ieta) {
619  case 0: {
620  p0 = 0.0196835;
621  p1 = 0.00517533;
622  break;
623  }
624  case 1: {
625  p0 = 0.0266583;
626  p1 = 0.00478101;
627  break;
628  }
629  case 2: {
630  p0 = 0.0217164;
631  p1 = 0.00545425;
632  break;
633  }
634  case 3: {
635  p0 = 0.0197547;
636  p1 = 0.00552263;
637  break;
638  }
639  case 4: {
640  p0 = 0.0208778;
641  p1 = 0.00536009;
642  break;
643  }
644  case 5: {
645  p0 = 0.024192;
646  p1 = 0.00521709;
647  break;
648  }
649  case 6: {
650  p0 = 0.0265315;
651  p1 = 0.0051897;
652  break;
653  }
654  case 7: {
655  p0 = 0.0198071;
656  p1 = 0.00566822;
657  break;
658  }
659  case 8: {
660  p0 = 0.0361955;
661  p1 = 0.00486352;
662  break;
663  }
664  case 9: {
665  p0 = 0.037864;
666  p1 = 0.00509094;
667  break;
668  }
669  case 10: {
670  p0 = 0.0382968;
671  p1 = 0.00612354;
672  break;
673  }
674  case 11: {
675  p0 = 0.0308326;
676  p1 = 0.0074234;
677  break;
678  }
679  case 12: {
680  p0 = 0.0248577;
681  p1 = 0.00883049;
682  break;
683  }
684  case 13: {
685  p0 = 0.0279965;
686  p1 = 0.00888293;
687  break;
688  }
689  case 14: {
690  p0 = 0.0372582;
691  p1 = 0.00950252;
692  break;
693  }
694  case 15: {
695  p0 = 0.0281366;
696  p1 = 0.0111501;
697  break;
698  }
699  case 16: {
700  p0 = 0.0421483;
701  p1 = 0.0109413;
702  break;
703  }
704  case 17: {
705  p0 = 0.0461798;
706  p1 = 0.0125824;
707  break;
708  }
709  case 18: {
710  p0 = 0.0530603;
711  p1 = 0.0132638;
712  break;
713  }
714  case 19: {
715  p0 = 0.0601148;
716  p1 = 0.0147911;
717  break;
718  }
719  default: {
720  p0 = 0.0552377;
721  p1 = 0.0155574;
722  break;
723  }
724  }
725  return p1 + p0 * fabs(invPt);
726 }

◆ errPhi()

double L1MuonPixelTrackFitter::errPhi ( double  invPt,
double  eta 
) const
private

Definition at line 99 of file L1MuonPixelTrackFitter.cc.

References PVValHelper::eta, LEDCalibrationChannels::ieta, createfilelist::int, and LaserDQM_cfg::p1.

Referenced by run().

99  {
100  //
101  // sigma = p0+p1/|pt|;
102  //
103  double p0, p1;
104  int ieta = int(10 * fabs(eta));
105  switch (ieta) {
106  case 0: {
107  p0 = 0.000597506;
108  p1 = 0.00221057;
109  break;
110  }
111  case 1: {
112  p0 = 0.000591867;
113  p1 = 0.00278744;
114  break;
115  }
116  case 2: {
117  p0 = 0.000635666;
118  p1 = 0.00207433;
119  break;
120  }
121  case 3: {
122  p0 = 0.000619086;
123  p1 = 0.00255121;
124  break;
125  }
126  case 4: {
127  p0 = 0.000572067;
128  p1 = 0.00310618;
129  break;
130  }
131  case 5: {
132  p0 = 0.000596239;
133  p1 = 0.00288442;
134  break;
135  }
136  case 6: {
137  p0 = 0.000607608;
138  p1 = 0.00282996;
139  break;
140  }
141  case 7: {
142  p0 = 0.000606446;
143  p1 = 0.00281118;
144  break;
145  }
146  case 8: {
147  p0 = 0.000594076;
148  p1 = 0.00280546;
149  break;
150  }
151  case 9: {
152  p0 = 0.000579615;
153  p1 = 0.00335534;
154  break;
155  }
156  case 10: {
157  p0 = 0.000659546;
158  p1 = 0.00340443;
159  break;
160  }
161  case 11: {
162  p0 = 0.000659031;
163  p1 = 0.00343151;
164  break;
165  }
166  case 12: {
167  p0 = 0.000738391;
168  p1 = 0.00337297;
169  break;
170  }
171  case 13: {
172  p0 = 0.000798966;
173  p1 = 0.00330008;
174  break;
175  }
176  case 14: {
177  p0 = 0.000702997;
178  p1 = 0.00562643;
179  break;
180  }
181  case 15: {
182  p0 = 0.000973417;
183  p1 = 0.00312666;
184  break;
185  }
186  case 16: {
187  p0 = 0.000995213;
188  p1 = 0.00564278;
189  break;
190  }
191  case 17: {
192  p0 = 0.00121436;
193  p1 = 0.00572704;
194  break;
195  }
196  case 18: {
197  p0 = 0.00119216;
198  p1 = 0.00760204;
199  break;
200  }
201  case 19: {
202  p0 = 0.00141204;
203  p1 = 0.0093777;
204  break;
205  }
206  default: {
207  p0 = 0.00153161;
208  p1 = 0.00940265;
209  break;
210  }
211  }
212  return p0 + p1 * fabs(invPt);
213 }

◆ errTip()

double L1MuonPixelTrackFitter::errTip ( double  invPt,
double  eta 
) const
private

Definition at line 340 of file L1MuonPixelTrackFitter.cc.

References PVValHelper::eta, LEDCalibrationChannels::ieta, createfilelist::int, and LaserDQM_cfg::p1.

Referenced by run().

340  {
341  //
342  // sigma = p0+p1/|pt|;
343  //
344  double p0, p1;
345  int ieta = int(10 * fabs(eta));
346  switch (ieta) {
347  case 0: {
348  p0 = 0.00392416;
349  p1 = 0.00551809;
350  break;
351  }
352  case 1: {
353  p0 = 0.00390391;
354  p1 = 0.00543244;
355  break;
356  }
357  case 2: {
358  p0 = 0.0040651;
359  p1 = 0.00406496;
360  break;
361  }
362  case 3: {
363  p0 = 0.00387782;
364  p1 = 0.00797637;
365  break;
366  }
367  case 4: {
368  p0 = 0.00376798;
369  p1 = 0.00866894;
370  break;
371  }
372  case 5: {
373  p0 = 0.0042131;
374  p1 = 0.00462184;
375  break;
376  }
377  case 6: {
378  p0 = 0.00392579;
379  p1 = 0.00784685;
380  break;
381  }
382  case 7: {
383  p0 = 0.00370472;
384  p1 = 0.00790174;
385  break;
386  }
387  case 8: {
388  p0 = 0.00364433;
389  p1 = 0.00928368;
390  break;
391  }
392  case 9: {
393  p0 = 0.00387578;
394  p1 = 0.00640431;
395  break;
396  }
397  case 10: {
398  p0 = 0.00382464;
399  p1 = 0.00960763;
400  break;
401  }
402  case 11: {
403  p0 = 0.0038907;
404  p1 = 0.0104562;
405  break;
406  }
407  case 12: {
408  p0 = 0.00392525;
409  p1 = 0.0106442;
410  break;
411  }
412  case 13: {
413  p0 = 0.00400634;
414  p1 = 0.011218;
415  break;
416  }
417  case 14: {
418  p0 = 0.0036229;
419  p1 = 0.0156403;
420  break;
421  }
422  case 15: {
423  p0 = 0.00444317;
424  p1 = 0.00832987;
425  break;
426  }
427  case 16: {
428  p0 = 0.00465492;
429  p1 = 0.0179908;
430  break;
431  }
432  case 17: {
433  p0 = 0.0049652;
434  p1 = 0.0216647;
435  break;
436  }
437  case 18: {
438  p0 = 0.0051395;
439  p1 = 0.0233692;
440  break;
441  }
442  case 19: {
443  p0 = 0.0062917;
444  p1 = 0.0262175;
445  break;
446  }
447  default: {
448  p0 = 0.00714444;
449  p1 = 0.0253856;
450  break;
451  }
452  }
453  return p0 + p1 * fabs(invPt);
454 }

◆ errZip()

double L1MuonPixelTrackFitter::errZip ( double  invPt,
double  eta 
) const
private

Definition at line 471 of file L1MuonPixelTrackFitter.cc.

References PVValHelper::eta, LEDCalibrationChannels::ieta, createfilelist::int, and LaserDQM_cfg::p1.

Referenced by run().

471  {
472  //
473  // sigma = p0+p1/pt;
474  //
475  double p0, p1;
476  int ieta = int(10 * fabs(eta));
477  switch (ieta) {
478  case 0: {
479  p0 = 0.0120743;
480  p1 = 0;
481  break;
482  }
483  case 1: {
484  p0 = 0.0110343;
485  p1 = 0.0051199;
486  break;
487  }
488  case 2: {
489  p0 = 0.00846487;
490  p1 = 0.00570084;
491  break;
492  }
493  case 3: {
494  p0 = 0.00668726;
495  p1 = 0.00331165;
496  break;
497  }
498  case 4: {
499  p0 = 0.00467126;
500  p1 = 0.00578239;
501  break;
502  }
503  case 5: {
504  p0 = 0.0043042;
505  p1 = 0.00598517;
506  break;
507  }
508  case 6: {
509  p0 = 0.00515392;
510  p1 = 0.00495422;
511  break;
512  }
513  case 7: {
514  p0 = 0.0060843;
515  p1 = 0.00320512;
516  break;
517  }
518  case 8: {
519  p0 = 0.00564942;
520  p1 = 0.00478876;
521  break;
522  }
523  case 9: {
524  p0 = 0.00532111;
525  p1 = 0.0073239;
526  break;
527  }
528  case 10: {
529  p0 = 0.00579429;
530  p1 = 0.00952782;
531  break;
532  }
533  case 11: {
534  p0 = 0.00614229;
535  p1 = 0.00977795;
536  break;
537  }
538  case 12: {
539  p0 = 0.00714661;
540  p1 = 0.00550482;
541  break;
542  }
543  case 13: {
544  p0 = 0.0066593;
545  p1 = 0.00999362;
546  break;
547  }
548  case 14: {
549  p0 = 0.00634922;
550  p1 = 0.0148156;
551  break;
552  }
553  case 15: {
554  p0 = 0.00600586;
555  p1 = 0.0318022;
556  break;
557  }
558  case 16: {
559  p0 = 0.00676919;
560  p1 = 0.027456;
561  break;
562  }
563  case 17: {
564  p0 = 0.00670066;
565  p1 = 0.0317005;
566  break;
567  }
568  case 18: {
569  p0 = 0.00752392;
570  p1 = 0.0347714;
571  break;
572  }
573  case 19: {
574  p0 = 0.00791425;
575  p1 = 0.0566665;
576  break;
577  }
578  default: {
579  p0 = 0.00882372;
580  p1 = 0.0596858;
581  break;
582  }
583  }
584  return p0 + p1 * fabs(invPt);
585 }

◆ findPt()

double L1MuonPixelTrackFitter::findPt ( double  phi0,
double  phiL1,
double  eta,
int  charge 
) const
private

Definition at line 728 of file L1MuonPixelTrackFitter.cc.

References ALCARECOTkAlJpsiMuMu_cff::charge, deltaPhi(), PVValHelper::eta, and getBending().

728  {
729  double dphi_min = fabs(deltaPhi(phi0, phiL1));
730  double pt_best = 1.;
731  double pt_cur = 1;
732  while (pt_cur < 10000.) {
733  double phi_exp = phi0 + getBending(1. / pt_cur, eta, charge);
734  double dphi = fabs(deltaPhi(phi_exp, phiL1));
735  if (dphi < dphi_min) {
736  pt_best = pt_cur;
737  dphi_min = dphi;
738  }
739  if (pt_cur < 10.)
740  pt_cur += 0.01;
741  else if (pt_cur < 20.)
742  pt_cur += 0.025;
743  else if (pt_cur < 100.)
744  pt_cur += 0.1;
745  else
746  pt_cur += 1;
747  };
748  return pt_best;
749 }
static double getBending(double invPt, double eta, int charge)
double deltaPhi(double phi1, double phi2) const

◆ getBending()

double L1MuonPixelTrackFitter::getBending ( double  invPt,
double  eta,
int  charge 
)
static

◆ getBendingError()

double L1MuonPixelTrackFitter::getBendingError ( double  invPt,
double  eta 
)
static

Definition at line 757 of file L1MuonPixelTrackFitter.cc.

References PVValHelper::eta, LEDCalibrationChannels::ieta, createfilelist::int, LaserDQM_cfg::p1, and sqr().

Referenced by L1MuonRegionProducer::regions().

757  {
758  int ieta = int(10 * fabs(eta));
759  double p0, p1;
760  switch (ieta) {
761  case 0: {
762  p0 = 0.0196835;
763  p1 = 0.00517533;
764  break;
765  }
766  case 1: {
767  p0 = 0.0266583;
768  p1 = 0.00478101;
769  break;
770  }
771  case 2: {
772  p0 = 0.0217164;
773  p1 = 0.00545425;
774  break;
775  }
776  case 3: {
777  p0 = 0.0197547;
778  p1 = 0.00552263;
779  break;
780  }
781  case 4: {
782  p0 = 0.0208778;
783  p1 = 0.00536009;
784  break;
785  }
786  case 5: {
787  p0 = 0.024192;
788  p1 = 0.00521709;
789  break;
790  }
791  case 6: {
792  p0 = 0.0265315;
793  p1 = 0.0051897;
794  break;
795  }
796  case 7: {
797  p0 = 0.0198071;
798  p1 = 0.00566822;
799  break;
800  }
801  case 8: {
802  p0 = 0.0361955;
803  p1 = 0.00486352;
804  break;
805  }
806  case 9: {
807  p0 = 0.037864;
808  p1 = 0.00509094;
809  break;
810  }
811  case 10: {
812  p0 = 0.0382968;
813  p1 = 0.00612354;
814  break;
815  }
816  case 11: {
817  p0 = 0.0308326;
818  p1 = 0.0074234;
819  break;
820  }
821  case 12: {
822  p0 = 0.0248577;
823  p1 = 0.00883049;
824  break;
825  }
826  case 13: {
827  p0 = 0.0279965;
828  p1 = 0.00888293;
829  break;
830  }
831  case 14: {
832  p0 = 0.0372582;
833  p1 = 0.00950252;
834  break;
835  }
836  case 15: {
837  p0 = 0.0281366;
838  p1 = 0.0111501;
839  break;
840  }
841  case 16: {
842  p0 = 0.0421483;
843  p1 = 0.0109413;
844  break;
845  }
846  case 17: {
847  p0 = 0.0461798;
848  p1 = 0.0125824;
849  break;
850  }
851  case 18: {
852  p0 = 0.0530603;
853  p1 = 0.0132638;
854  break;
855  }
856  case 19: {
857  p0 = 0.0601148;
858  p1 = 0.0147911;
859  break;
860  }
861  default: {
862  p0 = 0.0552377;
863  p1 = 0.0155574;
864  break;
865  }
866  }
867  return p0 + p1 * sqr(invPt);
868 }
T sqr(T t)

◆ param()

void L1MuonPixelTrackFitter::param ( double  eta,
double &  p1,
double &  p2,
double &  p3 
)
staticprivate

Definition at line 870 of file L1MuonPixelTrackFitter.cc.

References PVValHelper::eta, LEDCalibrationChannels::ieta, createfilelist::int, LaserDQM_cfg::p1, SiStripOfflineCRack_cfg::p2, and chargedHadronTrackResolutionFilter_cfi::p3.

Referenced by getBending(), and valInversePt().

870  {
871  int ieta = int(10 * fabs(eta));
872  switch (ieta) {
873  case 0: {
874  p1 = -2.68016;
875  p2 = 0;
876  p3 = -12.9653;
877  break;
878  }
879  case 1: {
880  p1 = -2.67864;
881  p2 = 0;
882  p3 = -12.0036;
883  break;
884  }
885  case 2: {
886  p1 = -2.72997;
887  p2 = 0;
888  p3 = -10.3468;
889  break;
890  }
891  case 3: {
892  p1 = -2.68836;
893  p2 = 0;
894  p3 = -12.3369;
895  break;
896  }
897  case 4: {
898  p1 = -2.66885;
899  p2 = 0;
900  p3 = -11.589;
901  break;
902  }
903  case 5: {
904  p1 = -2.64932;
905  p2 = 0;
906  p3 = -12.7176;
907  break;
908  }
909  case 6: {
910  p1 = -2.64513;
911  p2 = 0;
912  p3 = -11.3912;
913  break;
914  }
915  case 7: {
916  p1 = -2.64487;
917  p2 = 0;
918  p3 = -9.83239;
919  break;
920  }
921  case 8: {
922  p1 = -2.58875;
923  p2 = 0;
924  p3 = -10.0541;
925  break;
926  }
927  case 9: {
928  p1 = -2.5551;
929  p2 = 0;
930  p3 = -9.75757;
931  break;
932  }
933  case 10: {
934  p1 = -2.55294;
935  p2 = 0;
936  p3 = -7.25238;
937  break;
938  }
939  case 11: {
940  p1 = -2.45333;
941  p2 = 0;
942  p3 = -7.966;
943  break;
944  }
945  case 12: {
946  p1 = -2.29283;
947  p2 = 0;
948  p3 = -7.03231;
949  break;
950  }
951  case 13: {
952  p1 = -2.13167;
953  p2 = 0;
954  p3 = -4.29182;
955  break;
956  }
957  case 14: {
958  p1 = -1.9102;
959  p2 = 0;
960  p3 = -3.21295;
961  break;
962  }
963  case 15: {
964  p1 = -1.74552;
965  p2 = 0;
966  p3 = -0.531827;
967  break;
968  }
969  case 16: {
970  p1 = -1.53642;
971  p2 = 0;
972  p3 = -1.74057;
973  break;
974  }
975  case 17: {
976  p1 = -1.39446;
977  p2 = 0;
978  p3 = -1.56819;
979  break;
980  }
981  case 18: {
982  p1 = -1.26176;
983  p2 = 0;
984  p3 = -0.598631;
985  break;
986  }
987  case 19: {
988  p1 = -1.14133;
989  p2 = 0;
990  p3 = -0.0941055;
991  break;
992  }
993  default: {
994  p1 = -1.02086;
995  p2 = 0;
996  p3 = -0.100491;
997  break;
998  }
999  }
1000 }

◆ run()

reco::Track * L1MuonPixelTrackFitter::run ( const MagneticField field,
const std::vector< const TrackingRecHit *> &  hits,
const TrackingRegion region 
) const
virtual

Definition at line 38 of file L1MuonPixelTrackFitter.cc.

References PixelTrackBuilder::build(), ALCARECOTkAlJpsiMuMu_cff::charge, hltPixelTracks_cff::chi2, cotThetaErrorScale, PixelRecoUtilities::curvature(), errCotTheta(), errInversePt(), errPhi(), errTip(), errZip(), PVValHelper::eta, hfClusterShapes_cfi::hits, invPtErrorScale, phi, phiErrorScale, DiDispStaMuonMonitor_cfi::pt, theEtaL1, theHit1, theHit2, thePhiL1, qcdUeDQM_cfi::tip, tipErrorScale, valCotTheta(), valInversePt(), valPhi(), valTip(), valZip(), ComparisonHelper::zip(), and zipErrorScale.

40  {
41  double phi_vtx_fromHits = (theHit2 - theHit1).phi();
42 
43  double invPt = valInversePt(phi_vtx_fromHits, thePhiL1, theEtaL1);
44  double invPtErr = errInversePt(invPt, theEtaL1);
45 
46  int charge = (invPt > 0.) ? 1 : -1;
47  double curvature = PixelRecoUtilities::curvature(invPt, field);
48 
49  Circle circle(theHit1, theHit2, curvature);
50 
51  double valPhi = this->valPhi(circle, charge);
52  double valTip = this->valTip(circle, curvature);
53  double valZip = this->valZip(curvature, theHit1, theHit2);
55 
56  // if ( (fabs(invPt)-0.1)/invPtErr > 3.) return 0;
57 
58  PixelTrackBuilder builder;
59  double valPt = (fabs(invPt) > 1.e-4) ? 1. / fabs(invPt) : 1.e4;
60  double errPt = invPtErrorScale * invPtErr * valPt * valPt;
61  double eta = asinh(valCotTheta);
62  double errPhi = this->errPhi(invPt, eta) * phiErrorScale;
63  double errCotTheta = this->errCotTheta(invPt, eta) * cotThetaErrorScale;
64  double errTip = this->errTip(invPt, eta) * tipErrorScale;
65  double errZip = this->errZip(invPt, eta) * zipErrorScale;
66 
67  Measurement1D pt(valPt, errPt);
72 
73  float chi2 = 0.;
74 
75  /*
76  std::ostringstream str;
77  str <<"\t ipt: " << invPt <<"+/-"<<invPtErr
78  <<"\t pt: " << pt.value() <<"+/-"<<pt.error()
79  <<"\t phi: " << phi.value() <<"+/-"<<phi.error()
80  <<"\t cot: " << cotTheta.value() <<"+/-"<<cotTheta.error()
81  <<"\t tip: " << tip.value() <<"+/-"<<tip.error()
82  <<"\t zip: " << zip.value() <<"+/-"<<zip.error()
83  <<"\t charge: " << charge;
84  std::cout <<str.str()<< std::endl;
85 */
86 
87  return builder.build(pt, phi, cotTheta, tip, zip, chi2, charge, hits, &field);
88 }
double valInversePt(double phi0, double phiL1, double eta) const
double errInversePt(double invPt, double eta) const
T curvature(T InversePt, const MagneticField &field)
reco::Track * build(const Measurement1D &pt, const Measurement1D &phi, const Measurement1D &cotTheta, const Measurement1D &tip, const Measurement1D &zip, float chi2, int charge, const std::vector< const TrackingRecHit *> &hits, const MagneticField *mf, const GlobalPoint &reference=GlobalPoint(0, 0, 0)) const
double errTip(double invPt, double eta) const
OutputIterator zip(InputIterator1 first1, InputIterator1 last1, InputIterator2 first2, InputIterator2 last2, OutputIterator result, Compare comp)
double valTip(const Circle &c, double curvature) const
double errCotTheta(double invPt, double eta) const
double valZip(double curvature, const GlobalPoint &p0, const GlobalPoint &p1) const
double errPhi(double invPt, double eta) const
double errZip(double invPt, double eta) const
double valPhi(const Circle &c, int charge) const
double valCotTheta(const PixelRecoLineRZ &line) const

◆ setL1Constraint()

void L1MuonPixelTrackFitter::setL1Constraint ( const L1MuGMTCand muon)

Definition at line 27 of file L1MuonPixelTrackFitter.cc.

References theChargeL1, theEtaL1, and thePhiL1.

27  {
28  thePhiL1 = muon.phiValue() + 0.021817;
29  theEtaL1 = muon.etaValue();
30  theChargeL1 = muon.charge();
31 }

◆ setPxConstraint()

void L1MuonPixelTrackFitter::setPxConstraint ( const SeedingHitSet hits)

Definition at line 33 of file L1MuonPixelTrackFitter.cc.

References hfClusterShapes_cfi::hits, and theHit1.

33  {
34  theHit1 = hits[0]->globalPosition();
35  theHit1 = hits[1]->globalPosition();
36 }

◆ valCotTheta()

double L1MuonPixelTrackFitter::valCotTheta ( const PixelRecoLineRZ line) const
private

Definition at line 215 of file L1MuonPixelTrackFitter.cc.

References mps_splice::line.

Referenced by run().

215 { return line.cotLine(); }

◆ valInversePt()

double L1MuonPixelTrackFitter::valInversePt ( double  phi0,
double  phiL1,
double  eta 
) const
private

Definition at line 587 of file L1MuonPixelTrackFitter.cc.

References deltaPhi(), PVValHelper::eta, AlCaHLTBitMon_ParallelJobs::p, LaserDQM_cfg::p1, SiStripOfflineCRack_cfg::p2, chargedHadronTrackResolutionFilter_cfi::p3, param(), funct::pow(), submitPVResolutionJobs::q, mps_fire::result, mathSSE::sqrt(), and findQualityFiles::v.

Referenced by run().

587  {
588  double result = 0.;
589 
590  // solve equtaion p3*result^3 + p1*result + dphi = 0;
591  // where: result = 1/pt
592  // dphi = phiL1 - phi0
593  // Cardan way is used
594 
595  double p1, p2, p3; //parameters p1,p3 are negative by parameter fix in fit!
596  param(eta, p1, p2, p3);
597 
598  double dphi = deltaPhi(phiL1, phi0); // phi0-phiL1
599  if (fabs(dphi) < 0.01) {
600  result = -dphi / p1;
601  } else {
602  double q = dphi / 2. / p3;
603  double p = p1 / 3. / p3; // positive
604  double D = q * q + p * p * p; // positive
605  double u = pow(-q + sqrt(D), 1. / 3.);
606  double v = -pow(q + sqrt(D), 1. / 3.);
607  result = u + v;
608  }
609  return result;
610 }
static void param(double eta, double &p1, double &p2, double &p3)
T sqrt(T t)
Definition: SSEVec.h:19
double deltaPhi(double phi1, double phi2) const
DecomposeProduct< arg, typename Div::arg > D
Definition: Factorize.h:141
Power< A, B >::type pow(const A &a, const B &b)
Definition: Power.h:29

◆ valPhi()

double L1MuonPixelTrackFitter::valPhi ( const Circle c,
int  charge 
) const
private

Definition at line 90 of file L1MuonPixelTrackFitter.cc.

References L1MuonPixelTrackFitter::Circle::center(), ALCARECOTkAlJpsiMuMu_cff::charge, Vector3DBase< T, FrameTag >::cross(), DeadROC_duringRun::dir, PV3DBase< T, PVType, FrameType >::perp(), CosmicsPD_Skims::radius, and SiPixelPI::zero.

Referenced by run().

90  {
91  Circle::Point zero(0., 0., 0.);
92  Circle::Vector center = circle.center() - zero;
93  long double radius = center.perp();
94  center /= radius;
95  Circle::Vector dir = center.cross(-charge * Circle::Vector(0., 0., 1.));
96  return dir.phi();
97 }
Vector3DBase< long double, GlobalTag > Vector
Point3DBase< long double, GlobalTag > Point

◆ valTip()

double L1MuonPixelTrackFitter::valTip ( const Circle c,
double  curvature 
) const
private

Definition at line 333 of file L1MuonPixelTrackFitter.cc.

References L1MuonPixelTrackFitter::Circle::center(), PixelRecoUtilities::curvature(), PV3DBase< T, PVType, FrameType >::perp(), CosmicsPD_Skims::radius, and SiPixelPI::zero.

Referenced by run().

333  {
334  Circle::Point zero(0., 0., 0.);
335  Circle::Vector center = circle.center() - zero;
336  long double radius = center.perp();
337  return radius - 1. / fabs(curvature);
338 }
Vector3DBase< long double, GlobalTag > Vector
Point3DBase< long double, GlobalTag > Point
T curvature(T InversePt, const MagneticField &field)

◆ valZip()

double L1MuonPixelTrackFitter::valZip ( double  curvature,
const GlobalPoint p0,
const GlobalPoint p1 
) const
private

Definition at line 456 of file L1MuonPixelTrackFitter.cc.

References PV3DBase< T, PVType, FrameType >::perp(), PV3DBase< T, PVType, FrameType >::perp2(), diffTwoXMLs::r1, diffTwoXMLs::r2, PV3DBase< T, PVType, FrameType >::z(), and testProducerWithPsetDescEmpty_cfi::z2.

Referenced by run().

456  {
457  //
458  // phi = asin(r*rho/2) with asin(x) ~= x+x**3/(2*3)
459  //
460  double rho3 = curv * curv * curv;
461  double r1 = pinner.perp();
462  double phi1 = r1 * curv / 2 + pinner.perp2() * r1 * rho3 / 48.;
463  double r2 = pouter.perp();
464  double phi2 = r2 * curv / 2 + pouter.perp2() * r2 * rho3 / 48.;
465  double z1 = pinner.z();
466  double z2 = pouter.z();
467 
468  return z1 - phi1 / (phi1 - phi2) * (z1 - z2);
469 }

Friends And Related Function Documentation

◆ L1Seeding

friend class L1Seeding
friend

Definition at line 104 of file L1MuonPixelTrackFitter.h.

Member Data Documentation

◆ cotThetaErrorScale

const double L1MuonPixelTrackFitter::cotThetaErrorScale
private

Definition at line 92 of file L1MuonPixelTrackFitter.h.

Referenced by run().

◆ invPtErrorScale

const double L1MuonPixelTrackFitter::invPtErrorScale
private

Definition at line 90 of file L1MuonPixelTrackFitter.h.

Referenced by run().

◆ phiErrorScale

const double L1MuonPixelTrackFitter::phiErrorScale
private

Definition at line 91 of file L1MuonPixelTrackFitter.h.

Referenced by run().

◆ theChargeL1

int L1MuonPixelTrackFitter::theChargeL1
private

Definition at line 98 of file L1MuonPixelTrackFitter.h.

Referenced by setL1Constraint().

◆ theConfig

edm::ParameterSet L1MuonPixelTrackFitter::theConfig
private

Definition at line 88 of file L1MuonPixelTrackFitter.h.

Referenced by L1MuonPixelTrackFitter().

◆ theEtaL1

double L1MuonPixelTrackFitter::theEtaL1
private

Definition at line 97 of file L1MuonPixelTrackFitter.h.

Referenced by run(), and setL1Constraint().

◆ theHit1

GlobalPoint L1MuonPixelTrackFitter::theHit1
private

Definition at line 101 of file L1MuonPixelTrackFitter.h.

Referenced by run(), and setPxConstraint().

◆ theHit2

GlobalPoint L1MuonPixelTrackFitter::theHit2
private

Definition at line 101 of file L1MuonPixelTrackFitter.h.

Referenced by run().

◆ thePhiL1

double L1MuonPixelTrackFitter::thePhiL1
private

Definition at line 97 of file L1MuonPixelTrackFitter.h.

Referenced by run(), and setL1Constraint().

◆ tipErrorScale

const double L1MuonPixelTrackFitter::tipErrorScale
private

Definition at line 93 of file L1MuonPixelTrackFitter.h.

Referenced by run().

◆ zipErrorScale

const double L1MuonPixelTrackFitter::zipErrorScale
private

Definition at line 94 of file L1MuonPixelTrackFitter.h.

Referenced by run().