Detector layer. More...

#include <GblUtilities.h>

Public Member Functions
	GblDetectorLayer (const std::string aName, const unsigned int aLayer, const int aDim, const double thickness, Eigen::Vector3d &aCenter, Eigen::Vector2d &aResolution, Eigen::Vector2d &aPrecision, Eigen::Matrix3d &measTrafo, Eigen::Matrix3d &alignTrafo)
	Create a detector layer. More...

virtual	~GblDetectorLayer ()

void	print () const
	Print GblDetectorLayer. More...

unsigned int	getLayerID () const
	Get layer ID. More...

double	getRadiationLength () const
	Get radiation length. More...

Eigen::Vector2d	getResolution () const
	Get resolution. More...

Eigen::Vector2d	getPrecision () const
	Get precision. More...

Eigen::Vector3d	getCenter () const
	Get center. More...

Eigen::Matrix3d	getMeasSystemDirs () const
	Get directions of measurement system. More...

Eigen::Matrix3d	getAlignSystemDirs () const
	Get directions of alignment system. More...

GblHelixPrediction	intersectWithHelix (GblSimpleHelix hlx) const
	Intersect with helix. More...

Eigen::Matrix< double, 3, 6 >	getRigidBodyDerGlobal (Eigen::Vector3d &position, Eigen::Vector3d &direction) const
	Get rigid body derivatives in global frame. More...

Eigen::Matrix< double, 2, 6 >	getRigidBodyDerLocal (Eigen::Vector3d &position, Eigen::Vector3d &direction) const
	Get rigid body derivatives in local (alignment) frame (rotated in measurement plane). More...

Eigen::Matrix< double, 6, 6 >	getTrafoGlobalToLocal (Eigen::Vector3d &offset, Eigen::Matrix3d &rotation) const
	Get transformation for rigid body derivatives from global to local (alignment) system. More...

Eigen::Matrix< double, 6, 6 >	getTrafoLocalToGlobal (Eigen::Vector3d &offset, Eigen::Matrix3d &rotation) const
	Get transformation for rigid body derivatives from local (alignment) to global system. More...

Private Attributes
std::string	name
	name More...

unsigned int	layer
	layer ID More...

unsigned int	measDim
	measurement dimension (1 or 2) More...

double	xbyx0
	normalized material thickness More...

Eigen::Vector3d	center
	center More...

Eigen::Vector2d	resolution
	measurements resolution More...

Eigen::Vector2d	precision
	measurements precision More...

Eigen::Vector3d	udir

Eigen::Vector3d	vdir

Eigen::Vector3d	ndir
	normal to measurement plane More...

Eigen::Matrix3d	global2meas
	transformation into measurement system More...

Eigen::Matrix3d	global2align
	transformation into (local) alignment system More...

Detailed Description

Detector layer.

Alignable (rigid body) planar detector layer.

Definition at line 107 of file GblUtilities.h.

Constructor & Destructor Documentation

◆ GblDetectorLayer()

gbl::GblDetectorLayer::GblDetectorLayer	(	const std::string	aName,
		const unsigned int	aLayer,
		const int	aDim,
		const double	thickness,
		Eigen::Vector3d &	aCenter,
		Eigen::Vector2d &	aResolution,
		Eigen::Vector2d &	aPrecision,
		Eigen::Matrix3d &	measTrafo,
		Eigen::Matrix3d &	alignTrafo
	)

Create a detector layer.

Create planar detector layer with 1D or 2D measurement (u,v).

Parameters

[in]	aName	name
[in]	aLayer	layer ID
[in]	aDim	dimension (1,2)
[in]	thickness	thickness / radiation_length
[in]	aCenter	center of detector (origin of local systems)
[in]	aResolution	resolution vector
[in]	aPrecision	diagonal of precision matrix
[in]	measTrafo	matrix of row vectors defining local measurement system
[in]	alignTrafo	matrix of row vectors defining local alignment system

Definition at line 353 of file GblUtilities.cpp.

References global2meas, ndir, udir, and vdir.

◆ ~GblDetectorLayer()

gbl::GblDetectorLayer::~GblDetectorLayer ( )

virtual

Definition at line 366 of file GblUtilities.cpp.

Member Function Documentation

◆ getAlignSystemDirs()

Eigen::Matrix3d gbl::GblDetectorLayer::getAlignSystemDirs ( ) const

Get directions of alignment system.

Matrix from row vectors (transformation from global to alignment system)

Definition at line 416 of file GblUtilities.cpp.

References global2align.

◆ getCenter()

Eigen::Vector3d gbl::GblDetectorLayer::getCenter ( ) const

Get center.

Definition at line 400 of file GblUtilities.cpp.

References center.

Referenced by GblDetectorLayer_intersectWithHelix().

◆ getLayerID()

unsigned int gbl::GblDetectorLayer::getLayerID ( ) const

Get layer ID.

Definition at line 380 of file GblUtilities.cpp.

References layer.

Referenced by exampleComposedGeo(), exampleComposedKin(), exampleDc(), and exampleSit().

◆ getMeasSystemDirs()

Eigen::Matrix3d gbl::GblDetectorLayer::getMeasSystemDirs ( ) const

Get directions of measurement system.

Matrix from row vectors (transformation from global to measurement system)

Definition at line 408 of file GblUtilities.cpp.

References global2meas.

Referenced by exampleComposedGeo(), exampleComposedKin(), exampleDc(), exampleSit(), and GblDetectorLayer_intersectWithHelix().

◆ getPrecision()

Eigen::Vector2d gbl::GblDetectorLayer::getPrecision ( ) const

Get precision.

Definition at line 395 of file GblUtilities.cpp.

References precision.

Referenced by exampleComposedGeo(), exampleComposedKin(), exampleDc(), and exampleSit().

◆ getRadiationLength()

double gbl::GblDetectorLayer::getRadiationLength ( ) const

Get radiation length.

Definition at line 385 of file GblUtilities.cpp.

References xbyx0.

Referenced by exampleComposedGeo(), exampleComposedKin(), exampleDc(), exampleSit(), and GblDetectorLayer_getRadiationLength().

◆ getResolution()

Eigen::Vector2d gbl::GblDetectorLayer::getResolution ( ) const

Get resolution.

Definition at line 390 of file GblUtilities.cpp.

References resolution.

Referenced by exampleComposedGeo(), and exampleComposedKin().

◆ getRigidBodyDerGlobal()

Matrix< double, 3, 6 > gbl::GblDetectorLayer::getRigidBodyDerGlobal	(	Eigen::Vector3d &	position,
		Eigen::Vector3d &	direction
	)		const

Get rigid body derivatives in global frame.

Parameters

[in]	position	position (of prediction or measurement)
[in]	direction	track direction

Definition at line 434 of file GblUtilities.cpp.

References global2meas, and ndir.

Referenced by exampleComposedGeo(), exampleComposedKin(), and exampleDc().

◆ getRigidBodyDerLocal()

Matrix< double, 2, 6 > gbl::GblDetectorLayer::getRigidBodyDerLocal	(	Eigen::Vector3d &	position,
		Eigen::Vector3d &	direction
	)		const

Get rigid body derivatives in local (alignment) frame (rotated in measurement plane).

The orthogonal alignment frame differs from measurement frame only by rotations around normal to measurement plane.

Equivalent to:

getRigidBodyDerGlobal(position, direction) * getTrafoLocalToGlobal(center, global2align)

gbl::GblDetectorLayer::center

Eigen::Vector3d center

center

Definition: GblUtilities.h:137

gbl::GblDetectorLayer::getRigidBodyDerGlobal

Eigen::Matrix< double, 3, 6 > getRigidBodyDerGlobal(Eigen::Vector3d &position, Eigen::Vector3d &direction) const

Get rigid body derivatives in global frame.

Definition: GblUtilities.cpp:434

gbl::GblDetectorLayer::getTrafoLocalToGlobal

Eigen::Matrix< double, 6, 6 > getTrafoLocalToGlobal(Eigen::Vector3d &offset, Eigen::Matrix3d &rotation) const

Get transformation for rigid body derivatives from local (alignment) to global system.

Definition: GblUtilities.cpp:516

gbl::GblDetectorLayer::global2align

Eigen::Matrix3d global2align

transformation into (local) alignment system

Definition: GblUtilities.h:144

Parameters

[in]	position	position (of prediction or measurement)
[in]	direction	track direction

Definition at line 469 of file GblUtilities.cpp.

References center, global2align, and global2meas.

Referenced by exampleSit().

◆ getTrafoGlobalToLocal()

Matrix< double, 6, 6 > gbl::GblDetectorLayer::getTrafoGlobalToLocal	(	Eigen::Vector3d &	offset,
		Eigen::Matrix3d &	rotation
	)		const

Get transformation for rigid body derivatives from global to local (alignment) system.

local = rotation * (global-offset)

Parameters

[in]	offset	offset of alignment system
[in]	rotation	rotation of alignment system

Definition at line 497 of file GblUtilities.cpp.

◆ getTrafoLocalToGlobal()

Matrix< double, 6, 6 > gbl::GblDetectorLayer::getTrafoLocalToGlobal	(	Eigen::Vector3d &	offset,
		Eigen::Matrix3d &	rotation
	)		const

Get transformation for rigid body derivatives from local (alignment) to global system.

local = rotation * (global-offset)

Parameters

[in]	offset	offset of alignment system
[in]	rotation	rotation of alignment system

Definition at line 516 of file GblUtilities.cpp.

◆ intersectWithHelix()

GblHelixPrediction gbl::GblDetectorLayer::intersectWithHelix ( GblSimpleHelix hlx ) const

Intersect with helix.

Parameters

[in] hlx helix

Definition at line 424 of file GblUtilities.cpp.

References center, gbl::GblSimpleHelix::getPrediction(), udir, and vdir.

Referenced by exampleComposedGeo(), exampleComposedKin(), exampleDc(), and exampleSit().

◆ print()

void gbl::GblDetectorLayer::print ( ) const

Print GblDetectorLayer.

Definition at line 370 of file GblUtilities.cpp.

References center, layer, measDim, name, resolution, udir, vdir, and xbyx0.

Referenced by GblDetectorLayer_print().

Member Data Documentation

◆ center

Eigen::Vector3d gbl::GblDetectorLayer::center

private

center

Definition at line 137 of file GblUtilities.h.

Referenced by getCenter(), getRigidBodyDerLocal(), intersectWithHelix(), and print().

◆ global2align

Eigen::Matrix3d gbl::GblDetectorLayer::global2align

private

transformation into (local) alignment system

Definition at line 144 of file GblUtilities.h.

Referenced by getAlignSystemDirs(), and getRigidBodyDerLocal().

◆ global2meas

Eigen::Matrix3d gbl::GblDetectorLayer::global2meas

private

transformation into measurement system

Definition at line 143 of file GblUtilities.h.

Referenced by GblDetectorLayer(), getMeasSystemDirs(), getRigidBodyDerGlobal(), and getRigidBodyDerLocal().

◆ layer

unsigned int gbl::GblDetectorLayer::layer

private

layer ID

Definition at line 134 of file GblUtilities.h.

Referenced by getLayerID(), and print().

◆ measDim

unsigned int gbl::GblDetectorLayer::measDim

private

measurement dimension (1 or 2)

Definition at line 135 of file GblUtilities.h.

Referenced by print().

◆ name

std::string gbl::GblDetectorLayer::name

private

name

Definition at line 133 of file GblUtilities.h.

Referenced by print().

◆ ndir

Eigen::Vector3d gbl::GblDetectorLayer::ndir

private

normal to measurement plane

Definition at line 142 of file GblUtilities.h.

Referenced by GblDetectorLayer(), and getRigidBodyDerGlobal().

◆ precision

Eigen::Vector2d gbl::GblDetectorLayer::precision

private

measurements precision

Definition at line 139 of file GblUtilities.h.

Referenced by getPrecision().

◆ resolution

Eigen::Vector2d gbl::GblDetectorLayer::resolution

private

measurements resolution

Definition at line 138 of file GblUtilities.h.

Referenced by getResolution(), and print().

◆ udir

Eigen::Vector3d gbl::GblDetectorLayer::udir

private

measurement direction

Definition at line 140 of file GblUtilities.h.

Referenced by GblDetectorLayer(), intersectWithHelix(), and print().

◆ vdir

Eigen::Vector3d gbl::GblDetectorLayer::vdir

private

measurement direction

Definition at line 141 of file GblUtilities.h.

Referenced by GblDetectorLayer(), intersectWithHelix(), and print().

◆ xbyx0

double gbl::GblDetectorLayer::xbyx0

private

normalized material thickness

Definition at line 136 of file GblUtilities.h.

Referenced by getRadiationLength(), and print().

The documentation for this class was generated from the following files:

src/GblUtilities.h
src/GblUtilities.cpp

Public Member Functions

Private Attributes

Detailed Description

Constructor & Destructor Documentation

◆ GblDetectorLayer()

◆ ~GblDetectorLayer()

Member Function Documentation

◆ getAlignSystemDirs()

◆ getCenter()

◆ getLayerID()

◆ getMeasSystemDirs()

◆ getPrecision()

◆ getRadiationLength()

◆ getResolution()

◆ getRigidBodyDerGlobal()

◆ getRigidBodyDerLocal()

◆ getTrafoGlobalToLocal()

◆ getTrafoLocalToGlobal()

◆ intersectWithHelix()

◆ print()

Member Data Documentation

◆ center

◆ global2align

◆ global2meas

◆ layer

◆ measDim

◆ name

◆ ndir

◆ precision

◆ resolution

◆ udir

◆ vdir

◆ xbyx0