geo::PlaneBase< Vector > Class Template Reference

A base for a plane in space. More...

#include "Decomposer.h"

Public Types
using	Vector_t = Vector
	Type for the vector in space. More...

Public Member Functions
	PlaneBase (Vector_t const &main, Vector_t const &secondary)
	Constructor: assigns the axes. More...
Vector_t const &	MainDir () const
	Returns the main axis direction. More...
Vector_t const &	SecondaryDir () const
	Returns the secondary axis direction. More...
Vector_t const &	NormalDir () const
	Returns the axis normal to the plane. More...
void	SetMainDir (Vector_t const &dir)
	Change the main direction of the projection base. More...
void	SetSecondaryDir (Vector_t const &dir)
	Change the secondary direction of the projection base. More...

Static Public Member Functions
static Vector_t	PastorizeUnitVector (Vector_t dir)
	Normalizes and rounds a direction vector. More...

Static Public Attributes
static constexpr double	RoundingTol = 1e-4
	Rounding threshold for vectors. More...

Private Member Functions
Vector_t	ComputeNormal () const
	Computes the normal to the plane. More...
void	ResetNormal ()
	Reset normal to the plane. More...

Private Attributes
Vector_t	fMain
	Main axis on the plane. More...
Vector_t	fSecondary
	Secondary axis on the plane. More...
Vector_t	fNormal
	Axis normal to the plane. More...

Detailed Description

template<typename Vector>
class geo::PlaneBase< Vector >

A base for a plane in space.

---

The base contains the two axes, a "main" one ( ) and a "secondary" one ( ). It also defines a normal ( ) to the plane so that the base is positive defined (( ).

Definition at line 39 of file Decomposer.h.

Member Typedef Documentation

template<typename Vector>

using geo::PlaneBase< Vector >::Vector_t = Vector

Type for the vector in space.

Definition at line 41 of file Decomposer.h.

Constructor & Destructor Documentation

template<typename Vector>

geo::PlaneBase< Vector >::PlaneBase ( Vector_t const &  main, Vector_t const &  secondary  )

inline

Constructor: assigns the axes.

Definition at line 47 of file Decomposer.h.

      : fMain(PastorizeUnitVector(main))
      , fSecondary(PastorizeUnitVector(secondary))
      , fNormal(ComputeNormal())
      {}

Member Function Documentation

template<typename Vector>

Vector_t geo::PlaneBase< Vector >::ComputeNormal ( ) const

inlineprivate

Computes the normal to the plane.

Definition at line 80 of file Decomposer.h.

Referenced by geo::PlaneBase< geo::Vector_t >::ResetNormal().

      { return PastorizeUnitVector(MainDir().Cross(SecondaryDir())); }

template<typename Vector>

Vector_t const& geo::PlaneBase< Vector >::MainDir ( ) const

inline

Returns the main axis direction.

Definition at line 54 of file Decomposer.h.

Referenced by geo::PlaneDecomposer< Direction_t, Position_t, Projection_t >::ComposeVector(), geo::PlaneBase< geo::Vector_t >::ComputeNormal(), and geo::PlaneDecomposer< Direction_t, Position_t, Projection_t >::VectorMainComponent().

{ return fMain; }

template<typename Vector>

Vector_t const& geo::PlaneBase< Vector >::NormalDir ( ) const

inline

Returns the axis normal to the plane.

Definition at line 60 of file Decomposer.h.

Referenced by geo::Decomposer< Direction_t, Position_t, Projection_t >::ComposeVector(), and geo::Decomposer< Direction_t, Position_t, Projection_t >::VectorNormalComponent().

{ return fNormal; }

template<typename Vector>

static Vector_t geo::PlaneBase< Vector >::PastorizeUnitVector ( Vector_t  dir )

inlinestatic

Normalizes and rounds a direction vector.

Definition at line 71 of file Decomposer.h.

Referenced by geo::PlaneBase< geo::Vector_t >::ComputeNormal().

      { return geo::vect::rounded01(geo::vect::normalize(dir), RoundingTol); }

template<typename Vector>

void geo::PlaneBase< Vector >::ResetNormal ( )

inlineprivate

Reset normal to the plane.

Definition at line 84 of file Decomposer.h.

Referenced by geo::PlaneBase< geo::Vector_t >::SetMainDir(), and geo::PlaneBase< geo::Vector_t >::SetSecondaryDir().

{ fNormal = ComputeNormal(); }

template<typename Vector>

Vector_t const& geo::PlaneBase< Vector >::SecondaryDir ( ) const

inline

Returns the secondary axis direction.

Definition at line 57 of file Decomposer.h.

Referenced by geo::PlaneDecomposer< Direction_t, Position_t, Projection_t >::ComposeVector(), geo::PlaneBase< geo::Vector_t >::ComputeNormal(), and geo::PlaneDecomposer< Direction_t, Position_t, Projection_t >::VectorSecondaryComponent().

{ return fSecondary; }

template<typename Vector>

void geo::PlaneBase< Vector >::SetMainDir ( Vector_t const &  dir )

inline

Change the main direction of the projection base.

Definition at line 63 of file Decomposer.h.

{ fMain = dir; ResetNormal(); }

template<typename Vector>

void geo::PlaneBase< Vector >::SetSecondaryDir ( Vector_t const &  dir )

inline

Change the secondary direction of the projection base.

Definition at line 66 of file Decomposer.h.

      { fSecondary = dir; ResetNormal(); }

Member Data Documentation

template<typename Vector>

Vector_t geo::PlaneBase< Vector >::fMain

private

Main axis on the plane.

Definition at line 75 of file Decomposer.h.

Referenced by geo::PlaneBase< geo::Vector_t >::MainDir(), and geo::PlaneBase< geo::Vector_t >::SetMainDir().

template<typename Vector>

Vector_t geo::PlaneBase< Vector >::fNormal

private

Axis normal to the plane.

Definition at line 77 of file Decomposer.h.

Referenced by geo::PlaneBase< geo::Vector_t >::NormalDir().

template<typename Vector>

Vector_t geo::PlaneBase< Vector >::fSecondary

private

Secondary axis on the plane.

Definition at line 76 of file Decomposer.h.

Referenced by geo::PlaneBase< geo::Vector_t >::SecondaryDir(), and geo::PlaneBase< geo::Vector_t >::SetSecondaryDir().

template<typename Vector>

constexpr double geo::PlaneBase< Vector >::RoundingTol = 1e-4

static

Rounding threshold for vectors.

Definition at line 44 of file Decomposer.h.

---

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

• /cvmfs/larsoft.opensciencegrid.org/products/larcorealg/v07_03_00/source/larcorealg/Geometry/Decomposer.h