Nested State struct for the local caching. More...

#include <acts/blob/master/Core/include/Acts/Propagator/AtlasStepper.hpp>

Collaboration diagram for Acts::AtlasStepper< bfield_t >::State:

Public Member Functions
	State ()=delete
	Default constructor - deleted.

template<typename Parameters >
	State (std::reference_wrapper< const GeometryContext > gctx, std::reference_wrapper< const MagneticFieldContext > mctx, const Parameters &pars, NavigationDirection ndir=forward, double ssize=std::numeric_limits< double >::max(), double stolerance=s_onSurfaceTolerance)

Public Attributes
bool	state_ready = false

NavigationDirection	navDir

bool	useJacobian

double	step

double	maxPathLength

bool	mcondition

bool	needgradient

bool	newfield

Vector3D	field

std::array< double, 60 >	pVector

double	parameters [eBoundParametersSize] = {0., 0., 0., 0., 0., 0.}

const Covariance *	covariance

Covariance	cov = Covariance::Zero()

bool	covTransport = false

double	jacobian [eBoundParametersSize *eBoundParametersSize]

double	pathAccumulated = 0.

ConstrainedStep	stepSize = std::numeric_limits<double>::max()

double	previousStepSize = 0.

double	tolerance = s_onSurfaceTolerance
	The tolerance for the stepping.

bfield_t::Cache	fieldCache

std::reference_wrapper< const GeometryContext >	geoContext
	Cache the geometry context.

bool	debug = false

std::string	debugString = ""

size_t	debugPfxWidth = 30
	buffer & formatting for consistent output

size_t	debugMsgWidth = 50

Detailed Description

template<typename bfield_t>
struct Acts::AtlasStepper< bfield_t >::State

Nested State struct for the local caching.

Definition at line 41 of file AtlasStepper.hpp.

View newest version in sPHENIX GitHub at line 41 of file AtlasStepper.hpp

Constructor & Destructor Documentation

template<typename bfield_t>

Acts::AtlasStepper< bfield_t >::State::State ( )

delete

Default constructor - deleted.

template<typename bfield_t>

template<typename Parameters >

Acts::AtlasStepper< bfield_t >::State::State	(	std::reference_wrapper< const GeometryContext >	gctx,
		std::reference_wrapper< const MagneticFieldContext >	mctx,
		const Parameters &	pars,
		NavigationDirection	ndir = `forward`,
		double	ssize = `std::numeric_limits<double>::max()`,
		double	stolerance = `s_onSurfaceTolerance`
	)

inline

Constructor

Type of TrackParameters

Parameters

[in]	gctx	The geometry contex tof this call
[in]	mctx	The magnetic field context of this call
[in]	pars	Input parameters
[in]	ndir	The navigation direction w.r.t. parameters
[in]	ssize	the steps size limitation
[in]	stolerance	is the stepping tolerance

Definition at line 56 of file AtlasStepper.hpp.

View newest version in sPHENIX GitHub at line 56 of file AtlasStepper.hpp

References A(), kdfinder::abs(), B(), C(), d1, d2, Acts::Surface::Disc, Acts::eLOC_0, Acts::eLOC_1, Acts::Test::geoContext, Acts::Surface::Perigee, pos(), Acts::Surface::Straw, surface(), and Acts::Test::transform.

Here is the call graph for this function:

Member Data Documentation

template<typename bfield_t>

Covariance Acts::AtlasStepper< bfield_t >::State::cov = Covariance::Zero()

Definition at line 268 of file AtlasStepper.hpp.

View newest version in sPHENIX GitHub at line 268 of file AtlasStepper.hpp

template<typename bfield_t>

const Covariance* Acts::AtlasStepper< bfield_t >::State::covariance

Definition at line 267 of file AtlasStepper.hpp.

View newest version in sPHENIX GitHub at line 267 of file AtlasStepper.hpp

template<typename bfield_t>

bool Acts::AtlasStepper< bfield_t >::State::covTransport = false

Definition at line 269 of file AtlasStepper.hpp.

View newest version in sPHENIX GitHub at line 269 of file AtlasStepper.hpp

template<typename bfield_t>

bool Acts::AtlasStepper< bfield_t >::State::debug = false

Debug output the string where debug messages are stored (optionally)

Definition at line 293 of file AtlasStepper.hpp.

View newest version in sPHENIX GitHub at line 293 of file AtlasStepper.hpp

template<typename bfield_t>

size_t Acts::AtlasStepper< bfield_t >::State::debugMsgWidth = 50

Definition at line 297 of file AtlasStepper.hpp.

View newest version in sPHENIX GitHub at line 297 of file AtlasStepper.hpp

template<typename bfield_t>

size_t Acts::AtlasStepper< bfield_t >::State::debugPfxWidth = 30

buffer & formatting for consistent output

Definition at line 296 of file AtlasStepper.hpp.

View newest version in sPHENIX GitHub at line 296 of file AtlasStepper.hpp

template<typename bfield_t>

std::string Acts::AtlasStepper< bfield_t >::State::debugString = ""

Definition at line 294 of file AtlasStepper.hpp.

View newest version in sPHENIX GitHub at line 294 of file AtlasStepper.hpp

template<typename bfield_t>

Vector3D Acts::AtlasStepper< bfield_t >::State::field

Definition at line 250 of file AtlasStepper.hpp.

View newest version in sPHENIX GitHub at line 250 of file AtlasStepper.hpp

template<typename bfield_t>

bfield_t::Cache Acts::AtlasStepper< bfield_t >::State::fieldCache

It caches the current magnetic field cell and stays (and interpolates) within as long as this is valid. See step() code for details.

Definition at line 286 of file AtlasStepper.hpp.

View newest version in sPHENIX GitHub at line 286 of file AtlasStepper.hpp

template<typename bfield_t>

std::reference_wrapper<const GeometryContext> Acts::AtlasStepper< bfield_t >::State::geoContext

Cache the geometry context.

Definition at line 289 of file AtlasStepper.hpp.

View newest version in sPHENIX GitHub at line 289 of file AtlasStepper.hpp

template<typename bfield_t>

double Acts::AtlasStepper< bfield_t >::State::jacobian[eBoundParametersSize *eBoundParametersSize]

Definition at line 270 of file AtlasStepper.hpp.

View newest version in sPHENIX GitHub at line 270 of file AtlasStepper.hpp

template<typename bfield_t>

double Acts::AtlasStepper< bfield_t >::State::maxPathLength

Definition at line 245 of file AtlasStepper.hpp.

View newest version in sPHENIX GitHub at line 245 of file AtlasStepper.hpp

template<typename bfield_t>

bool Acts::AtlasStepper< bfield_t >::State::mcondition

Definition at line 246 of file AtlasStepper.hpp.

View newest version in sPHENIX GitHub at line 246 of file AtlasStepper.hpp

template<typename bfield_t>

NavigationDirection Acts::AtlasStepper< bfield_t >::State::navDir

Definition at line 242 of file AtlasStepper.hpp.

View newest version in sPHENIX GitHub at line 242 of file AtlasStepper.hpp

template<typename bfield_t>

bool Acts::AtlasStepper< bfield_t >::State::needgradient

Definition at line 247 of file AtlasStepper.hpp.

View newest version in sPHENIX GitHub at line 247 of file AtlasStepper.hpp

template<typename bfield_t>

bool Acts::AtlasStepper< bfield_t >::State::newfield

Definition at line 248 of file AtlasStepper.hpp.

View newest version in sPHENIX GitHub at line 248 of file AtlasStepper.hpp

template<typename bfield_t>

double Acts::AtlasStepper< bfield_t >::State::parameters[eBoundParametersSize] = {0., 0., 0., 0., 0., 0.}

Storage pattern of pVector /dL0 /dL1 /dPhi /dThe /dCM /dT X ->P[0] dX / P[ 8] P[16] P[24] P[32] P[40] P[48] Y ->P[1] dY / P[ 9] P[17] P[25] P[33] P[41] P[49] Z ->P[2] dZ / P[10] P[18] P[26] P[34] P[42] P[50] T ->P[3] dT/ P[11] P[19] P[27] P[35] P[43] P[51] Ax ->P[4] dAx/ P[12] P[20] P[28] P[36] P[44] P[52] Ay ->P[5] dAy/ P[13] P[21] P[29] P[37] P[45] P[53] Az ->P[6] dAz/ P[14] P[22] P[30] P[38] P[46] P[54] CM ->P[7] dCM/ P[15] P[23] P[31] P[39] P[47] P[55] Cache: P[56] - P[59]

Definition at line 266 of file AtlasStepper.hpp.

View newest version in sPHENIX GitHub at line 266 of file AtlasStepper.hpp

template<typename bfield_t>

double Acts::AtlasStepper< bfield_t >::State::pathAccumulated = 0.

Definition at line 273 of file AtlasStepper.hpp.

View newest version in sPHENIX GitHub at line 273 of file AtlasStepper.hpp

template<typename bfield_t>

double Acts::AtlasStepper< bfield_t >::State::previousStepSize = 0.

Definition at line 279 of file AtlasStepper.hpp.

View newest version in sPHENIX GitHub at line 279 of file AtlasStepper.hpp

template<typename bfield_t>

std::array<double, 60> Acts::AtlasStepper< bfield_t >::State::pVector

Definition at line 251 of file AtlasStepper.hpp.

View newest version in sPHENIX GitHub at line 251 of file AtlasStepper.hpp

Referenced by Acts::Test::testJacobianToGlobal().

template<typename bfield_t>

bool Acts::AtlasStepper< bfield_t >::State::state_ready = false

Definition at line 240 of file AtlasStepper.hpp.

View newest version in sPHENIX GitHub at line 240 of file AtlasStepper.hpp

template<typename bfield_t>

double Acts::AtlasStepper< bfield_t >::State::step

Definition at line 244 of file AtlasStepper.hpp.

View newest version in sPHENIX GitHub at line 244 of file AtlasStepper.hpp

template<typename bfield_t>

ConstrainedStep Acts::AtlasStepper< bfield_t >::State::stepSize = std::numeric_limits<double>::max()

Definition at line 276 of file AtlasStepper.hpp.

View newest version in sPHENIX GitHub at line 276 of file AtlasStepper.hpp

template<typename bfield_t>

double Acts::AtlasStepper< bfield_t >::State::tolerance = s_onSurfaceTolerance

The tolerance for the stepping.

Definition at line 282 of file AtlasStepper.hpp.

View newest version in sPHENIX GitHub at line 282 of file AtlasStepper.hpp

template<typename bfield_t>

bool Acts::AtlasStepper< bfield_t >::State::useJacobian

Definition at line 243 of file AtlasStepper.hpp.

View newest version in sPHENIX GitHub at line 243 of file AtlasStepper.hpp

The documentation for this struct was generated from the following file:

acts/blob/master/Core/include/Acts/Propagator/AtlasStepper.hpp

Public Member Functions

Public Attributes

Detailed Description

template<typename bfield_t> struct Acts::AtlasStepper< bfield_t >::State

Constructor & Destructor Documentation

Member Data Documentation

template<typename bfield_t>
struct Acts::AtlasStepper< bfield_t >::State