Acts::DiscBounds Class Reference

#include <Acts/Surfaces/DiscBounds.hpp>

Inheritance diagram for Acts::DiscBounds:

Collaboration diagram for Acts::DiscBounds:

Public Member Functions
virtual double	binningValuePhi () const =0
	Returns a refererance phi for binning.
virtual double	binningValueR () const =0
	Returns a reference radius for binning.
virtual bool	coversFullAzimuth () const =0
	Returns true for full phi coverage.
virtual bool	insideRadialBounds (double R, double tolerance=0.) const =0
	Checks if it's inside the radius.
virtual double	rMax () const =0
	Return method for outer Radius.
virtual double	rMin () const =0
	Return method for inner Radius.
virtual std::vector< Vector2 >	vertices (unsigned int quarterSegments=2u) const =0
	Return the vertices.
Public Member Functions inherited from Acts::SurfaceBounds
virtual	~SurfaceBounds ()=default
virtual SquareMatrix2	boundToCartesianJacobian (const Vector2 &lposition) const =0
	Computes the bound to cartesian jacobian at a given local position.
virtual SquareMatrix2	boundToCartesianMetric (const Vector2 &lposition) const =0
	Computes the bound to cartesian metric at a given local position.
virtual Vector2	center () const =0
	Calculate the center of the surface bounds in local coordinates.
virtual Vector2	closestPoint (const Vector2 &lposition, const SquareMatrix2 &metric) const =0
	Calculates the closest point on the bounds to a given local position.
virtual double	distance (const Vector2 &lposition) const
	Calculates the distance to the bounds from a given local position.
virtual bool	inside (const Vector2 &lposition) const =0
	Inside check for the bounds object.
virtual bool	inside (const Vector2 &lposition, const BoundaryTolerance &boundaryTolerance) const
	Inside check for the bounds object given a boundary tolerance.
virtual bool	isCartesian () const =0
	Check if the bound coordinates are cartesian.
virtual std::ostream &	toStream (std::ostream &os) const =0
	Output Method for std::ostream, to be overloaded by child classes.
virtual BoundsType	type () const =0
	Return the bounds type - for persistency optimization.
virtual std::vector< double >	values () const =0
	Access method for bound values, this is a dynamically sized vector containing the parameters needed to describe these bounds.

Additional Inherited Members
Public Types inherited from Acts::SurfaceBounds
enum	BoundsType : int {   eCone = 0 , eCylinder = 1 , eDiamond = 2 , eDisc = 3 ,   eEllipse = 4 , eLine = 5 , eRectangle = 6 , eTrapezoid = 7 ,   eTriangle = 8 , eDiscTrapezoid = 9 , eConvexPolygon = 10 , eAnnulus = 11 ,   eBoundless = 12 , eOther = 13 }
	This is nested to the SurfaceBounds, as also VolumeBounds will have Bounds Type. More...

Detailed Description

common base class for all bounds that are in a r/phi frame

• simply introduced to avoid wrong bound assignments to surfaces

Member Function Documentation

binningValuePhi()

virtual double Acts::DiscBounds::binningValuePhi ( ) const

pure virtual

Returns a refererance phi for binning.

Returns

Reference phi angle value used for binning purposes

Implemented in Acts::AnnulusBounds, Acts::DiscTrapezoidBounds, and Acts::RadialBounds.

binningValueR()

virtual double Acts::DiscBounds::binningValueR ( ) const

pure virtual

Returns a reference radius for binning.

Returns

Reference radius value used for binning purposes

Implemented in Acts::AnnulusBounds, Acts::DiscTrapezoidBounds, and Acts::RadialBounds.

coversFullAzimuth()

virtual bool Acts::DiscBounds::coversFullAzimuth ( ) const

pure virtual

Returns true for full phi coverage.

Returns

True if the bounds cover the full azimuthal range, false otherwise

Implemented in Acts::AnnulusBounds, Acts::DiscTrapezoidBounds, and Acts::RadialBounds.

insideRadialBounds()

virtual bool Acts::DiscBounds::insideRadialBounds ( double R, double tolerance = 0. ) const

pure virtual

Checks if it's inside the radius.

Parameters

R	The radius value to check
tolerance	The tolerance for the check

Returns

True if the radius is within the bounds, false otherwise

Implemented in Acts::AnnulusBounds, Acts::DiscTrapezoidBounds, and Acts::RadialBounds.

rMax()

virtual double Acts::DiscBounds::rMax ( ) const

pure virtual

Return method for outer Radius.

Returns

Maximum radius of the disc bounds

Implemented in Acts::AnnulusBounds, Acts::DiscTrapezoidBounds, and Acts::RadialBounds.

rMin()

virtual double Acts::DiscBounds::rMin ( ) const

pure virtual

Return method for inner Radius.

Returns

Minimum radius of the disc bounds

Implemented in Acts::AnnulusBounds, Acts::DiscTrapezoidBounds, and Acts::RadialBounds.

vertices()

virtual std::vector< Vector2 > Acts::DiscBounds::vertices ( unsigned int quarterSegments = 2u ) const

pure virtual

Return the vertices.

Parameters

quarterSegments

The number of segments used to describe a quarter of a circle, if it is 1, then only the extrema points in phi are inserted next to the segment corners

Returns

vector for vertices in 2D

Implemented in Acts::AnnulusBounds, and Acts::DiscTrapezoidBounds.