Hall-D Software
alpha
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#include <DTrackCandidate_factory_FDCpseudo.h>
Classes | |
class | DFDCSeed |
class | DFDCTrkHit |
Public Types | |
enum | trk_flags_t { NONE = 0x000, NOISE = 0x001, USED = 0x002, CANT_BE_IN_SEED = 0x008, ON_CIRCLE = 0x010, IN_THETA_RANGE = 0x020, IN_Z_RANGE = 0x040, VALID_HIT = 0x080, OUT_OF_TIME = 0x100 } |
enum | ret_cond_t { FIT_OK = 0, NO_SEED, BAD_SEED, FIND_FAILED } |
Public Member Functions | |
DTrackCandidate_factory_FDCpseudo () | |
~DTrackCandidate_factory_FDCpseudo () | |
const string | toString (void) |
virtual const char * | Tag (void) |
Protected Member Functions | |
virtual jerror_t | init (void) |
virtual jerror_t | brun (JEventLoop *loop, int32_t runnumber) |
virtual jerror_t | evnt (JEventLoop *loop, uint64_t eventnumber) |
Invoked via JEventProcessor virtual method. More... | |
virtual jerror_t | fini (void) |
Invoked via JEventProcessor virtual method. More... | |
void | GetTrkHits (JEventLoop *loop) |
void | FindSeeds (vector< DFDCSeed > &seeds) |
void | FillSeedHits (DFDCSeed &seed) |
unsigned int | NumAvailableHits (void) |
void | FindThetaZ (DFDCSeed &seed) |
void | FindTheta (DFDCSeed &seed, double target_z_min, double target_z_max) |
void | FindZ (DFDCSeed &seed, double theta_min, double theta_max) |
Protected Attributes | |
DHoughFind | hough |
vector< DFDCTrkHit * > | fdctrkhits |
float | TARGET_Z_MIN |
float | TARGET_Z_MAX |
double | MAX_HIT_DIST |
double | MAX_HIT_DIST2 |
This is an alternate FDC track finder that is not used as part of the default reconstruction. It is no longer maintained, but is kept around as an independent check against the default FDC finder in DTrackCandiate_factory_FDCpseudo .
Definition at line 38 of file DTrackCandidate_factory_FDCpseudo.h.
Enumerator | |
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FIT_OK | |
NO_SEED | |
BAD_SEED | |
FIND_FAILED |
Definition at line 57 of file DTrackCandidate_factory_FDCpseudo.h.
Enumerator | |
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NONE | |
NOISE | |
USED | |
CANT_BE_IN_SEED | |
ON_CIRCLE | |
IN_THETA_RANGE | |
IN_Z_RANGE | |
VALID_HIT | |
OUT_OF_TIME |
Definition at line 45 of file DTrackCandidate_factory_FDCpseudo.h.
DTrackCandidate_factory_FDCpseudo::DTrackCandidate_factory_FDCpseudo | ( | ) |
Definition at line 36 of file DTrackCandidate_factory_FDCpseudo.cc.
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inline |
Definition at line 41 of file DTrackCandidate_factory_FDCpseudo.h.
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protectedvirtual |
Definition at line 62 of file DTrackCandidate_factory_FDCpseudo.cc.
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protectedvirtual |
Invoked via JEventProcessor virtual method.
Definition at line 78 of file DTrackCandidate_factory_FDCpseudo.cc.
References _DBG_, DTrackCandidate_factory_FDCpseudo::DFDCSeed::p_trans, DTrackCandidate_factory_FDCpseudo::DFDCSeed::phi, PiMinus, PiPlus, DTrackCandidate_factory_FDCpseudo::DFDCSeed::q, seed, DKinematicData::setMomentum(), DKinematicData::setPID(), DKinematicData::setPosition(), sin(), DTrackCandidate_factory_FDCpseudo::DFDCSeed::theta, DTrackCandidate_factory_FDCpseudo::DFDCSeed::valid, and DTrackCandidate_factory_FDCpseudo::DFDCSeed::z_vertex.
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Definition at line 254 of file DTrackCandidate_factory_FDCpseudo.cc.
References _DBG_, FDCSortByZincreasing(), DTrackCandidate_factory_FDCpseudo::DFDCTrkHit::flags, h, DTrackCandidate_factory_FDCpseudo::DFDCTrkHit::hit, DTrackCandidate_factory_FDCpseudo::DFDCSeed::hits, DFDCWire::layer, DCoordinateSystem::origin, DTrackCandidate_factory_FDCpseudo::DFDCTrkHit::phi_hit, DTrackCandidate_factory_FDCpseudo::DFDCSeed::q, DFDCPseudo::wire, DTrackCandidate_factory_FDCpseudo::DFDCSeed::x0, DFDCPseudo::xy, and DTrackCandidate_factory_FDCpseudo::DFDCSeed::y0.
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Definition at line 170 of file DTrackCandidate_factory_FDCpseudo.cc.
References _DBG_, DTrackCandidate_factory_FDCpseudo::DFDCTrkHit::flags, DTrackCandidate_factory_FDCpseudo::DFDCTrkHit::hit, DTrackCandidate_factory_FDCpseudo::DFDCSeed::hits, DTrackCandidate_factory_FDCpseudo::DFDCSeed::p_trans, DTrackCandidate_factory_FDCpseudo::DFDCSeed::phi, DTrackCandidate_factory_FDCpseudo::DFDCSeed::q, DTrackCandidate_factory_FDCpseudo::DFDCSeed::r0, seed, DTrackCandidate_factory_FDCpseudo::DFDCSeed::theta, DTrackCandidate_factory_FDCpseudo::DFDCSeed::valid, DTrackCandidate_factory_FDCpseudo::DFDCSeed::x0, DFDCPseudo::xy, DTrackCandidate_factory_FDCpseudo::DFDCSeed::y0, and DTrackCandidate_factory_FDCpseudo::DFDCSeed::z_vertex.
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Find the theta value using the hits from seed. The value of seed.r0 is used to calculate theta.
This uses a histogramming technique that looks at the overlaps of the angle ranges subtended by each hit between the given target limits. The overlaps usually lead to a range of values for theta. The limits of these are stored in the theta_min and theta_max fields of the seed. The centroid of the range is stored in the theta field.
Definition at line 394 of file DTrackCandidate_factory_FDCpseudo.cc.
References _DBG_, alpha, DTrackCandidate_factory_FDCpseudo::DFDCTrkHit::flags, hist, DTrackCandidate_factory_FDCpseudo::DFDCTrkHit::hit, DTrackCandidate_factory_FDCpseudo::DFDCSeed::hits, Nbins, DCoordinateSystem::origin, DTrackCandidate_factory_FDCpseudo::DFDCSeed::phi, DTrackCandidate_factory_FDCpseudo::DFDCTrkHit::phi_hit, DTrackCandidate_factory_FDCpseudo::DFDCSeed::q, DTrackCandidate_factory_FDCpseudo::DFDCSeed::r0, DTrackCandidate_factory_FDCpseudo::DFDCSeed::theta, DTrackCandidate_factory_FDCpseudo::DFDCTrkHit::theta_max, DTrackCandidate_factory_FDCpseudo::DFDCSeed::theta_max, DTrackCandidate_factory_FDCpseudo::DFDCTrkHit::theta_min, DTrackCandidate_factory_FDCpseudo::DFDCSeed::theta_min, DTrackCandidate_factory_FDCpseudo::DFDCSeed::valid, and DFDCPseudo::wire.
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Definition at line 359 of file DTrackCandidate_factory_FDCpseudo.cc.
References _DBG_, DTrackCandidate_factory_FDCpseudo::DFDCTrkHit::flags, DTrackCandidate_factory_FDCpseudo::DFDCSeed::hits, DTrackCandidate_factory_FDCpseudo::DFDCSeed::theta_max, DTrackCandidate_factory_FDCpseudo::DFDCSeed::theta_min, DTrackCandidate_factory_FDCpseudo::DFDCSeed::valid, and DTrackCandidate_factory_FDCpseudo::DFDCSeed::z_vertex.
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Find the z value of the vertex using the valid stereo hits from seed. The values for phi_hit and pos.Z() are assumed to be valid as is the status of the VALID_HIT bit in flags.
This uses a histogramming technique that looks at the overlaps of the z ranges subtended by each hit between the given theta limits. The overlaps usually lead to a range of values for z_vertex. The limits of these are stored in the z_min and z_max fields of the seed. The centroid of the range is stored in the z_vertex field.
Definition at line 504 of file DTrackCandidate_factory_FDCpseudo.cc.
References _DBG_, DTrackCandidate_factory_FDCpseudo::DFDCTrkHit::flags, hist, DTrackCandidate_factory_FDCpseudo::DFDCTrkHit::hit, DTrackCandidate_factory_FDCpseudo::DFDCSeed::hits, Nbins, DCoordinateSystem::origin, DTrackCandidate_factory_FDCpseudo::DFDCTrkHit::phi_hit, DTrackCandidate_factory_FDCpseudo::DFDCSeed::q, DTrackCandidate_factory_FDCpseudo::DFDCSeed::r0, DTrackCandidate_factory_FDCpseudo::DFDCSeed::valid, DFDCPseudo::wire, DTrackCandidate_factory_FDCpseudo::DFDCSeed::z_max, DTrackCandidate_factory_FDCpseudo::DFDCSeed::z_min, DTrackCandidate_factory_FDCpseudo::DFDCSeed::z_vertex, zmax, DTrackCandidate_factory_FDCpseudo::DFDCTrkHit::zmax, zmin, and DTrackCandidate_factory_FDCpseudo::DFDCTrkHit::zmin.
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protectedvirtual |
Invoked via JEventProcessor virtual method.
Definition at line 70 of file DTrackCandidate_factory_FDCpseudo.cc.
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Definition at line 125 of file DTrackCandidate_factory_FDCpseudo.cc.
References _DBG_, DTrackCandidate_factory_FDCpseudo::DFDCTrkHit::Dist2(), DTrackCandidate_factory_FDCpseudo::DFDCTrkHit::flags, DTrackCandidate_factory_FDCpseudo::DFDCTrkHit::hit, DCoordinateSystem::origin, sqrt(), and DFDCPseudo::wire.
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protectedvirtual |
Definition at line 48 of file DTrackCandidate_factory_FDCpseudo.cc.
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Definition at line 339 of file DTrackCandidate_factory_FDCpseudo.cc.
References DTrackCandidate_factory_FDCpseudo::DFDCTrkHit::flags.
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inlinevirtual |
Definition at line 43 of file DTrackCandidate_factory_FDCpseudo.h.
const string DTrackCandidate_factory_FDCpseudo::toString | ( | void | ) |
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Definition at line 108 of file DTrackCandidate_factory_FDCpseudo.h.
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Definition at line 106 of file DTrackCandidate_factory_FDCpseudo.h.
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Definition at line 120 of file DTrackCandidate_factory_FDCpseudo.h.
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Definition at line 121 of file DTrackCandidate_factory_FDCpseudo.h.
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Definition at line 119 of file DTrackCandidate_factory_FDCpseudo.h.
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Definition at line 118 of file DTrackCandidate_factory_FDCpseudo.h.