Acts::Experimental::CovarianceBoundParameterVariationGenerator Struct Reference

Generator for bound parameter variations based on the covariance. More...

#include <Acts/Propagator/RiddersStepper.hpp>

Inheritance diagram for Acts::Experimental::CovarianceBoundParameterVariationGenerator:

Collaboration diagram for Acts::Experimental::CovarianceBoundParameterVariationGenerator:

Public Member Functions
	CovarianceBoundParameterVariationGenerator (const BoundVector &sigmaFactor)
	Construct a generator with a single sigma factor vector.
	CovarianceBoundParameterVariationGenerator (const double sigmaFactor)
	Construct a generator with a single sigma factor applied to all parameters.
	CovarianceBoundParameterVariationGenerator (const std::vector< double > &sigmaFactors_)
	Construct a generator with multiple sigma factors applied to all parameters.
	CovarianceBoundParameterVariationGenerator (std::vector< BoundVector > sigmaFactors_)
	Construct a generator with multiple sigma factor vectors.
BoundParameterVariation	variationMap (const BoundVector &, const BoundMatrix &covariance) const override
	Generate a variation map based on the covariance and sigma factors.

Public Attributes
std::vector< BoundVector >	sigmaFactors
	The sigma factors.

Detailed Description

Generator for bound parameter variations based on the covariance.

Constructor & Destructor Documentation

CovarianceBoundParameterVariationGenerator() [1/4]

Acts::Experimental::CovarianceBoundParameterVariationGenerator::CovarianceBoundParameterVariationGenerator ( const double sigmaFactor )

explicit

Construct a generator with a single sigma factor applied to all parameters.

Parameters

sigmaFactor

the sigma factor

CovarianceBoundParameterVariationGenerator() [2/4]

Acts::Experimental::CovarianceBoundParameterVariationGenerator::CovarianceBoundParameterVariationGenerator ( const std::vector< double > & sigmaFactors_ )

explicit

Construct a generator with multiple sigma factors applied to all parameters.

Parameters

sigmaFactors_

the sigma factors

CovarianceBoundParameterVariationGenerator() [3/4]

Acts::Experimental::CovarianceBoundParameterVariationGenerator::CovarianceBoundParameterVariationGenerator ( const BoundVector & sigmaFactor )

explicit

Construct a generator with a single sigma factor vector.

Parameters

sigmaFactor

the sigma factor vector

CovarianceBoundParameterVariationGenerator() [4/4]

Acts::Experimental::CovarianceBoundParameterVariationGenerator::CovarianceBoundParameterVariationGenerator ( std::vector< BoundVector > sigmaFactors_ )

explicit

Construct a generator with multiple sigma factor vectors.

Parameters

sigmaFactors_

the sigma factor vectors

Member Function Documentation

variationMap()

BoundParameterVariation Acts::Experimental::CovarianceBoundParameterVariationGenerator::variationMap ( const BoundVector & , const BoundMatrix & covariance ) const

overridevirtual

Generate a variation map based on the covariance and sigma factors.

Parameters

covariance

the covariance of the input bound parameters

Returns

the corresponding parameter variation

Implements Acts::Experimental::BoundParameterVariationGenerator.