Class Acts::AdaptiveMultiVertexFinder¶
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template<typename vfitter_t, typename sfinder_t>
class Acts::AdaptiveMultiVertexFinder¶ Implements an iterative vertex finder.
Brief description of the algorithm implemented: TODO
- tparam vfitter_t
Vertex fitter type
- tparam sfinder_t
Seed finder type
Public Functions
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template<typename T = InputTrack_t, std::enable_if_t<std::is_same<T, BoundTrackParameters>::value, int> = 0>
inline AdaptiveMultiVertexFinder(Config &cfg, std::unique_ptr<const Logger> logger = getDefaultLogger("AdaptiveMultiVertexFinder", Logging::INFO))¶ Constructor used if InputTrack_t type == BoundTrackParameters.
- Parameters
cfg – Configuration object
logger – The logging instance
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inline AdaptiveMultiVertexFinder(Config &cfg, std::function<BoundTrackParameters(InputTrack_t)> func, std::unique_ptr<const Logger> logger = getDefaultLogger("AdaptiveMultiVertexFinder", Logging::INFO))¶
Constructor for user-defined InputTrack_t type != BoundTrackParameters.
- Parameters
cfg – Configuration object
func – Function extracting BoundTrackParameters from InputTrack_t object
logger – The logging instance
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Result<std::vector<Vertex<InputTrack_t>>> find(const std::vector<const InputTrack_t*> &allTracks, const VertexingOptions<InputTrack_t> &vertexingOptions, State &state) const¶
Function that performs the adaptive multi-vertex finding.
- Parameters
allTracks – Input track collection
vertexingOptions – Vertexing options
state – State for fulfilling interfaces
- Returns
Vector of all reconstructed vertices
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struct Config¶
Configuration struct.
Public Functions
Config constructor.
- Parameters
fitter – The vertex fitter
sfinder – The seed finder
ipEst – ImpactPointEstimator
lin – Track linearizer
bIn – Input magnetic field
Public Members
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bool addSingleTrackVertices = false¶
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std::shared_ptr<const MagneticFieldProvider> bField¶
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std::pair<double, double> defaultConstrFitQuality = {0., -3.}¶
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bool do3dSplitting = false¶
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bool doRealMultiVertex = true¶
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ImpactPointEstimator<InputTrack_t, Propagator_t> ipEstimator¶
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Linearizer_t linearizer¶
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double looseConstrValue = 1e+8¶
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double maximumVertexContamination = 0.5¶
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int maxIterations = 100¶
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double maxMergeVertexSignificance = 3.¶
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double maxVertexChi2 = 18.42¶
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double minWeight = 0.0001¶
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double tracksMaxSignificance = 5.¶
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double tracksMaxZinterval = 3. * Acts::UnitConstants::mm¶
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bool useBeamSpotConstraint = true¶
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bool useFastCompatibility = true¶
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bool useSeedConstraint = true¶
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bool useVertexCovForIPEstimation = false¶
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struct State¶
State struct for fulfilling interface.