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CACell Class Reference

#include <CACell.h>

Public Types

using CAColl = std::vector< CACell >
 
using CAntuple = std::vector< unsigned int >
 
using CAntuplet = std::vector< unsigned int >
 
using CAStatusColl = std::vector< CACellStatus >
 
using Hit = RecHitsSortedInPhi::Hit
 

Public Member Functions

int areAlignedRZ (float r1, float z1, float ro, float zo, const float ptmin, const float thetaCut) const
 
 CACell (const HitDoublets *doublets, int doubletId, const int innerHitId, const int outerHitId)
 
void checkAlignmentAndAct (CAColl &allCells, CAntuple &innerCells, const float ptmin, const float region_origin_x, const float region_origin_y, const float region_origin_radius, const float thetaCut, const float phiCut, const float hardPtCut, std::vector< CACell::CAntuplet > *foundTriplets)
 
void checkAlignmentAndPushTriplet (CAColl &allCells, CAntuple &innerCells, std::vector< CACell::CAntuplet > &foundTriplets, const float ptmin, const float region_origin_x, const float region_origin_y, const float region_origin_radius, const float thetaCut, const float phiCut, const float hardPtCut)
 
void checkAlignmentAndTag (CAColl &allCells, CAntuple &innerCells, const float ptmin, const float region_origin_x, const float region_origin_y, const float region_origin_radius, const float thetaCut, const float phiCut, const float hardPtCut)
 
void evolve (unsigned int me, CAStatusColl &allStatus)
 
void findNtuplets (CAColl &allCells, std::vector< CAntuplet > &foundNtuplets, CAntuplet &tmpNtuplet, const unsigned int minHitsPerNtuplet) const
 
Hit const & getInnerHit () const
 
float getInnerPhi () const
 
float getInnerR () const
 
float getInnerX () const
 
float getInnerY () const
 
float getInnerZ () const
 
Hit const & getOuterHit () const
 
float getOuterPhi () const
 
float getOuterR () const
 
float getOuterX () const
 
float getOuterY () const
 
float getOuterZ () const
 
bool haveSimilarCurvature (const CACell &otherCell, const float ptmin, const float region_origin_x, const float region_origin_y, const float region_origin_radius, const float phiCut, const float hardPtCut) const
 
void tagAsOuterNeighbor (unsigned int otherCell)
 

Private Attributes

const int theDoubletId
 
const HitDoublets * theDoublets
 
const float theInnerR
 
const float theInnerZ
 
CAntuple theOuterNeighbors
 

Detailed Description

Definition at line 26 of file CACell.h.

Member Typedef Documentation

◆ CAColl

using CACell::CAColl = std::vector<CACell>

Definition at line 31 of file CACell.h.

◆ CAntuple

using CACell::CAntuple = std::vector<unsigned int>

Definition at line 29 of file CACell.h.

◆ CAntuplet

using CACell::CAntuplet = std::vector<unsigned int>

Definition at line 30 of file CACell.h.

◆ CAStatusColl

using CACell::CAStatusColl = std::vector<CACellStatus>

Definition at line 32 of file CACell.h.

◆ Hit

using CACell::Hit = RecHitsSortedInPhi::Hit

Definition at line 28 of file CACell.h.

Constructor & Destructor Documentation

◆ CACell()

CACell::CACell ( const HitDoublets *  doublets,
int  doubletId,
const int  innerHitId,
const int  outerHitId 
)
inline

Definition at line 34 of file CACell.h.

35  : theDoublets(doublets),
36  theDoubletId(doubletId),
37  theInnerR(doublets->rv(doubletId, HitDoublets::inner)),
38  theInnerZ(doublets->z(doubletId, HitDoublets::inner)) {}

Member Function Documentation

◆ areAlignedRZ()

int CACell::areAlignedRZ ( float  r1,
float  z1,
float  ro,
float  zo,
const float  ptmin,
const float  thetaCut 
) const
inline

Definition at line 166 of file CACell.h.

166  {
167  float radius_diff = std::abs(r1 - ro);
168  float distance_13_squared = radius_diff * radius_diff + (z1 - zo) * (z1 - zo);
169 
170  float pMin = ptmin * std::sqrt(distance_13_squared); //this needs to be divided by radius_diff later
171 
172  float tan_12_13_half_mul_distance_13_squared =
173  fabs(z1 * (getInnerR() - ro) + getInnerZ() * (ro - r1) + zo * (r1 - getInnerR()));
174  return tan_12_13_half_mul_distance_13_squared * pMin <= thetaCut * distance_13_squared * radius_diff;
175  }

References funct::abs(), getInnerR(), getInnerZ(), ALCARECOTkAlMinBias_cff::pMin, ptmin, diffTwoXMLs::r1, and mathSSE::sqrt().

Referenced by checkAlignmentAndAct().

◆ checkAlignmentAndAct()

void CACell::checkAlignmentAndAct ( CAColl &  allCells,
CAntuple &  innerCells,
const float  ptmin,
const float  region_origin_x,
const float  region_origin_y,
const float  region_origin_radius,
const float  thetaCut,
const float  phiCut,
const float  hardPtCut,
std::vector< CACell::CAntuplet > *  foundTriplets 
)
inline

Definition at line 77 of file CACell.h.

86  {
87  int ncells = innerCells.size();
88  int constexpr VSIZE = 16;
89  int ok[VSIZE];
90  float r1[VSIZE];
91  float z1[VSIZE];
92  auto ro = getOuterR();
93  auto zo = getOuterZ();
94  unsigned int cellId = this - &allCells.front();
95  auto loop = [&](int i, int vs) {
96  for (int j = 0; j < vs; ++j) {
97  auto koc = innerCells[i + j];
98  auto& oc = allCells[koc];
99  r1[j] = oc.getInnerR();
100  z1[j] = oc.getInnerZ();
101  }
102  // this vectorize!
103  for (int j = 0; j < vs; ++j)
104  ok[j] = areAlignedRZ(r1[j], z1[j], ro, zo, ptmin, thetaCut);
105  for (int j = 0; j < vs; ++j) {
106  auto koc = innerCells[i + j];
107  auto& oc = allCells[koc];
108  if (ok[j] && haveSimilarCurvature(
109  oc, ptmin, region_origin_x, region_origin_y, region_origin_radius, phiCut, hardPtCut)) {
110  if (foundTriplets)
111  foundTriplets->emplace_back(CACell::CAntuplet{koc, cellId});
112  else {
113  oc.tagAsOuterNeighbor(cellId);
114  }
115  }
116  }
117  };
118  auto lim = VSIZE * (ncells / VSIZE);
119  for (int i = 0; i < lim; i += VSIZE)
120  loop(i, VSIZE);
121  loop(lim, ncells - lim);
122  }

References areAlignedRZ(), getOuterR(), getOuterZ(), haveSimilarCurvature(), mps_fire::i, dqmiolumiharvest::j, heppy_loop::loop, convertSQLiteXML::ok, ptmin, and diffTwoXMLs::r1.

Referenced by checkAlignmentAndPushTriplet(), and checkAlignmentAndTag().

◆ checkAlignmentAndPushTriplet()

void CACell::checkAlignmentAndPushTriplet ( CAColl &  allCells,
CAntuple &  innerCells,
std::vector< CACell::CAntuplet > &  foundTriplets,
const float  ptmin,
const float  region_origin_x,
const float  region_origin_y,
const float  region_origin_radius,
const float  thetaCut,
const float  phiCut,
const float  hardPtCut 
)
inline

Definition at line 144 of file CACell.h.

153  {
154  checkAlignmentAndAct(allCells,
155  innerCells,
156  ptmin,
157  region_origin_x,
158  region_origin_y,
159  region_origin_radius,
160  thetaCut,
161  phiCut,
162  hardPtCut,
163  &foundTriplets);
164  }

References checkAlignmentAndAct(), and ptmin.

◆ checkAlignmentAndTag()

void CACell::checkAlignmentAndTag ( CAColl &  allCells,
CAntuple &  innerCells,
const float  ptmin,
const float  region_origin_x,
const float  region_origin_y,
const float  region_origin_radius,
const float  thetaCut,
const float  phiCut,
const float  hardPtCut 
)
inline

Definition at line 124 of file CACell.h.

132  {
133  checkAlignmentAndAct(allCells,
134  innerCells,
135  ptmin,
136  region_origin_x,
137  region_origin_y,
138  region_origin_radius,
139  thetaCut,
140  phiCut,
141  hardPtCut,
142  nullptr);
143  }

References checkAlignmentAndAct(), and ptmin.

◆ evolve()

void CACell::evolve ( unsigned int  me,
CAStatusColl &  allStatus 
)
inline

Definition at line 64 of file CACell.h.

64  {
65  allStatus[me].hasSameStateNeighbors = 0;
66  auto mystate = allStatus[me].theCAState;
67 
68  for (auto oc : theOuterNeighbors) {
69  if (allStatus[oc].getCAState() == mystate) {
70  allStatus[me].hasSameStateNeighbors = 1;
71 
72  break;
73  }
74  }
75  }

References hlt_dqm_clientPB-live_cfg::me, and theOuterNeighbors.

◆ findNtuplets()

void CACell::findNtuplets ( CAColl &  allCells,
std::vector< CAntuplet > &  foundNtuplets,
CAntuplet &  tmpNtuplet,
const unsigned int  minHitsPerNtuplet 
) const
inline

Definition at line 251 of file CACell.h.

254  {
255  // the building process for a track ends if:
256  // it has no outer neighbor
257  // it has no compatible neighbor
258  // the ntuplets is then saved if the number of hits it contains is greater than a threshold
259 
260  if (tmpNtuplet.size() == minHitsPerNtuplet - 1) {
261  foundNtuplets.push_back(tmpNtuplet);
262  } else {
263  unsigned int numberOfOuterNeighbors = theOuterNeighbors.size();
264  for (unsigned int i = 0; i < numberOfOuterNeighbors; ++i) {
265  tmpNtuplet.push_back((theOuterNeighbors[i]));
266  allCells[theOuterNeighbors[i]].findNtuplets(allCells, foundNtuplets, tmpNtuplet, minHitsPerNtuplet);
267  tmpNtuplet.pop_back();
268  }
269  }
270  }

References mps_fire::i, and theOuterNeighbors.

◆ getInnerHit()

Hit const& CACell::getInnerHit ( ) const
inline

Definition at line 40 of file CACell.h.

40 { return theDoublets->hit(theDoubletId, HitDoublets::inner); }

References HitDoublets::hit(), HitDoublets::inner, theDoubletId, and theDoublets.

◆ getInnerPhi()

float CACell::getInnerPhi ( ) const
inline

Definition at line 60 of file CACell.h.

60 { return theDoublets->phi(theDoubletId, HitDoublets::inner); }

References HitDoublets::inner, HitDoublets::phi(), theDoubletId, and theDoublets.

◆ getInnerR()

float CACell::getInnerR ( ) const
inline

Definition at line 56 of file CACell.h.

56 { return theInnerR; }

References theInnerR.

Referenced by areAlignedRZ().

◆ getInnerX()

float CACell::getInnerX ( ) const
inline

Definition at line 44 of file CACell.h.

44 { return theDoublets->x(theDoubletId, HitDoublets::inner); }

References HitDoublets::inner, theDoubletId, theDoublets, and HitDoublets::x().

Referenced by haveSimilarCurvature().

◆ getInnerY()

float CACell::getInnerY ( ) const
inline

Definition at line 48 of file CACell.h.

48 { return theDoublets->y(theDoubletId, HitDoublets::inner); }

References HitDoublets::inner, theDoubletId, theDoublets, and HitDoublets::y().

Referenced by haveSimilarCurvature().

◆ getInnerZ()

float CACell::getInnerZ ( ) const
inline

Definition at line 52 of file CACell.h.

52 { return theInnerZ; }

References theInnerZ.

Referenced by areAlignedRZ().

◆ getOuterHit()

Hit const& CACell::getOuterHit ( ) const
inline

Definition at line 42 of file CACell.h.

42 { return theDoublets->hit(theDoubletId, HitDoublets::outer); }

References HitDoublets::hit(), HitDoublets::outer, theDoubletId, and theDoublets.

◆ getOuterPhi()

float CACell::getOuterPhi ( ) const
inline

Definition at line 62 of file CACell.h.

62 { return theDoublets->phi(theDoubletId, HitDoublets::outer); }

References HitDoublets::outer, HitDoublets::phi(), theDoubletId, and theDoublets.

◆ getOuterR()

float CACell::getOuterR ( ) const
inline

Definition at line 58 of file CACell.h.

58 { return theDoublets->rv(theDoubletId, HitDoublets::outer); }

References HitDoublets::outer, HitDoublets::rv(), theDoubletId, and theDoublets.

Referenced by checkAlignmentAndAct().

◆ getOuterX()

float CACell::getOuterX ( ) const
inline

Definition at line 46 of file CACell.h.

46 { return theDoublets->x(theDoubletId, HitDoublets::outer); }

References HitDoublets::outer, theDoubletId, theDoublets, and HitDoublets::x().

Referenced by haveSimilarCurvature().

◆ getOuterY()

float CACell::getOuterY ( ) const
inline

Definition at line 50 of file CACell.h.

50 { return theDoublets->y(theDoubletId, HitDoublets::outer); }

References HitDoublets::outer, theDoubletId, theDoublets, and HitDoublets::y().

Referenced by haveSimilarCurvature().

◆ getOuterZ()

float CACell::getOuterZ ( ) const
inline

Definition at line 54 of file CACell.h.

54 { return theDoublets->z(theDoubletId, HitDoublets::outer); }

References HitDoublets::outer, theDoubletId, theDoublets, and HitDoublets::z().

Referenced by checkAlignmentAndAct().

◆ haveSimilarCurvature()

bool CACell::haveSimilarCurvature ( const CACell &  otherCell,
const float  ptmin,
const float  region_origin_x,
const float  region_origin_y,
const float  region_origin_radius,
const float  phiCut,
const float  hardPtCut 
) const
inline

Definition at line 179 of file CACell.h.

185  {
186  auto x1 = otherCell.getInnerX();
187  auto y1 = otherCell.getInnerY();
188 
189  auto x2 = getInnerX();
190  auto y2 = getInnerY();
191 
192  auto x3 = getOuterX();
193  auto y3 = getOuterY();
194 
195  float distance_13_squared = (x1 - x3) * (x1 - x3) + (y1 - y3) * (y1 - y3);
196  float tan_12_13_half_mul_distance_13_squared = std::abs(y1 * (x2 - x3) + y2 * (x3 - x1) + y3 * (x1 - x2));
197  // high pt : just straight
198  if (tan_12_13_half_mul_distance_13_squared * ptmin <= 1.0e-4f * distance_13_squared) {
199  float distance_3_beamspot_squared =
200  (x3 - region_origin_x) * (x3 - region_origin_x) + (y3 - region_origin_y) * (y3 - region_origin_y);
201 
202  float dot_bs3_13 = ((x1 - x3) * (region_origin_x - x3) + (y1 - y3) * (region_origin_y - y3));
203  float proj_bs3_on_13_squared = dot_bs3_13 * dot_bs3_13 / distance_13_squared;
204 
205  float distance_13_beamspot_squared = distance_3_beamspot_squared - proj_bs3_on_13_squared;
206 
207  return distance_13_beamspot_squared < (region_origin_radius + phiCut) * (region_origin_radius + phiCut);
208  }
209 
210  //87 cm/GeV = 1/(3.8T * 0.3)
211 
212  //take less than radius given by the hardPtCut and reject everything below
213  float minRadius = hardPtCut * 87.f; // FIXME move out and use real MagField
214 
215  auto det = (x1 - x2) * (y2 - y3) - (x2 - x3) * (y1 - y2);
216 
217  auto offset = x2 * x2 + y2 * y2;
218 
219  auto bc = (x1 * x1 + y1 * y1 - offset) * 0.5f;
220 
221  auto cd = (offset - x3 * x3 - y3 * y3) * 0.5f;
222 
223  auto idet = 1.f / det;
224 
225  auto x_center = (bc * (y2 - y3) - cd * (y1 - y2)) * idet;
226  auto y_center = (cd * (x1 - x2) - bc * (x2 - x3)) * idet;
227 
228  auto radius = std::sqrt((x2 - x_center) * (x2 - x_center) + (y2 - y_center) * (y2 - y_center));
229 
230  if (radius < minRadius)
231  return false; // hard cut on pt
232 
233  auto centers_distance_squared = (x_center - region_origin_x) * (x_center - region_origin_x) +
234  (y_center - region_origin_y) * (y_center - region_origin_y);
235  auto region_origin_radius_plus_tolerance = region_origin_radius + phiCut;
236  auto minimumOfIntersectionRange =
237  (radius - region_origin_radius_plus_tolerance) * (radius - region_origin_radius_plus_tolerance);
238 
239  if (centers_distance_squared >= minimumOfIntersectionRange) {
240  auto maximumOfIntersectionRange =
241  (radius + region_origin_radius_plus_tolerance) * (radius + region_origin_radius_plus_tolerance);
242  return centers_distance_squared <= maximumOfIntersectionRange;
243  }
244 
245  return false;
246  }

References funct::abs(), hippyaddtobaddatafiles::cd(), MillePedeFileConverter_cfg::e, f, getInnerX(), getInnerY(), getOuterX(), getOuterY(), hltrates_dqm_sourceclient-live_cfg::offset, ptmin, CosmicsPD_Skims::radius, mathSSE::sqrt(), testProducerWithPsetDescEmpty_cfi::x1, testProducerWithPsetDescEmpty_cfi::x2, testProducerWithPsetDescEmpty_cfi::y1, and testProducerWithPsetDescEmpty_cfi::y2.

Referenced by checkAlignmentAndAct().

◆ tagAsOuterNeighbor()

void CACell::tagAsOuterNeighbor ( unsigned int  otherCell)
inline

Definition at line 177 of file CACell.h.

177 { theOuterNeighbors.push_back(otherCell); }

References theOuterNeighbors.

Member Data Documentation

◆ theDoubletId

const int CACell::theDoubletId
private

Definition at line 276 of file CACell.h.

Referenced by getInnerHit(), getInnerPhi(), getInnerX(), getInnerY(), getOuterHit(), getOuterPhi(), getOuterR(), getOuterX(), getOuterY(), and getOuterZ().

◆ theDoublets

const HitDoublets* CACell::theDoublets
private

Definition at line 275 of file CACell.h.

Referenced by getInnerHit(), getInnerPhi(), getInnerX(), getInnerY(), getOuterHit(), getOuterPhi(), getOuterR(), getOuterX(), getOuterY(), and getOuterZ().

◆ theInnerR

const float CACell::theInnerR
private

Definition at line 278 of file CACell.h.

Referenced by getInnerR().

◆ theInnerZ

const float CACell::theInnerZ
private

Definition at line 279 of file CACell.h.

Referenced by getInnerZ().

◆ theOuterNeighbors

CAntuple CACell::theOuterNeighbors
private

Definition at line 273 of file CACell.h.

Referenced by evolve(), findNtuplets(), and tagAsOuterNeighbor().

mps_fire.i
i
Definition: mps_fire.py:355
HitDoublets::y
float y(int i, layer l) const
Definition: RecHitsSortedInPhi.h:160
CACell::getInnerX
float getInnerX() const
Definition: CACell.h:44
f
double f[11][100]
Definition: MuScleFitUtils.cc:78
HitDoublets::outer
Definition: RecHitsSortedInPhi.h:126
HitDoublets::x
float x(int i, layer l) const
Definition: RecHitsSortedInPhi.h:159
CACell::checkAlignmentAndAct
void checkAlignmentAndAct(CAColl &allCells, CAntuple &innerCells, const float ptmin, const float region_origin_x, const float region_origin_y, const float region_origin_radius, const float thetaCut, const float phiCut, const float hardPtCut, std::vector< CACell::CAntuplet > *foundTriplets)
Definition: CACell.h:77
testProducerWithPsetDescEmpty_cfi.x2
x2
Definition: testProducerWithPsetDescEmpty_cfi.py:28
HitDoublets::hit
Hit const & hit(int i, layer l) const
Definition: RecHitsSortedInPhi.h:150
CACell::theInnerR
const float theInnerR
Definition: CACell.h:278
convertSQLiteXML.ok
bool ok
Definition: convertSQLiteXML.py:98
CACell::theOuterNeighbors
CAntuple theOuterNeighbors
Definition: CACell.h:273
CACell::haveSimilarCurvature
bool haveSimilarCurvature(const CACell &otherCell, const float ptmin, const float region_origin_x, const float region_origin_y, const float region_origin_radius, const float phiCut, const float hardPtCut) const
Definition: CACell.h:179
CACell::getOuterY
float getOuterY() const
Definition: CACell.h:50
testProducerWithPsetDescEmpty_cfi.x1
x1
Definition: testProducerWithPsetDescEmpty_cfi.py:33
HLT_2018_cff.doublets
doublets
Definition: HLT_2018_cff.py:8544
testProducerWithPsetDescEmpty_cfi.y1
y1
Definition: testProducerWithPsetDescEmpty_cfi.py:29
mathSSE::sqrt
T sqrt(T t)
Definition: SSEVec.h:19
HitDoublets::rv
float rv(int i, layer l) const
Definition: RecHitsSortedInPhi.h:152
CACell::getInnerZ
float getInnerZ() const
Definition: CACell.h:52
testProducerWithPsetDescEmpty_cfi.y2
y2
Definition: testProducerWithPsetDescEmpty_cfi.py:30
CACell::theInnerZ
const float theInnerZ
Definition: CACell.h:279
CACell::getInnerY
float getInnerY() const
Definition: CACell.h:48
CACell::theDoublets
const HitDoublets * theDoublets
Definition: CACell.h:275
ALCARECOTkAlMinBias_cff.pMin
pMin
GeV.
Definition: ALCARECOTkAlMinBias_cff.py:35
heppy_loop.loop
loop
Definition: heppy_loop.py:28
CACell::getOuterZ
float getOuterZ() const
Definition: CACell.h:54
HitDoublets::z
float z(int i, layer l) const
Definition: RecHitsSortedInPhi.h:158
HitDoublets::phi
float phi(int i, layer l) const
Definition: RecHitsSortedInPhi.h:151
diffTwoXMLs.r1
r1
Definition: diffTwoXMLs.py:53
CACell::theDoubletId
const int theDoubletId
Definition: CACell.h:276
HitDoublets::inner
Definition: RecHitsSortedInPhi.h:126
CosmicsPD_Skims.radius
radius
Definition: CosmicsPD_Skims.py:135
ptmin
double ptmin
Definition: HydjetWrapper.h:84
hippyaddtobaddatafiles.cd
def cd(newdir)
Definition: hippyaddtobaddatafiles.py:40
funct::abs
Abs< T >::type abs(const T &t)
Definition: Abs.h:22
dqmiolumiharvest.j
j
Definition: dqmiolumiharvest.py:66
hlt_dqm_clientPB-live_cfg.me
me
Definition: hlt_dqm_clientPB-live_cfg.py:61
hltrates_dqm_sourceclient-live_cfg.offset
offset
Definition: hltrates_dqm_sourceclient-live_cfg.py:82
CACell::areAlignedRZ
int areAlignedRZ(float r1, float z1, float ro, float zo, const float ptmin, const float thetaCut) const
Definition: CACell.h:166
CACell::getOuterR
float getOuterR() const
Definition: CACell.h:58
CACell::getOuterX
float getOuterX() const
Definition: CACell.h:46
CACell::CAntuplet
std::vector< unsigned int > CAntuplet
Definition: CACell.h:30
CACell::getInnerR
float getInnerR() const
Definition: CACell.h:56
MillePedeFileConverter_cfg.e
e
Definition: MillePedeFileConverter_cfg.py:37
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