detray::line2D< algebra_t > Struct Template Reference

Projection into a line coordinate frame. More...

#include <detray/geometry/coordinates/line2D.hpp>

Public Types
using	algebra_type = algebra_t
	Algebra backend used by this coordinate frame.
using	loc_point = point2_type
	Local point type in line coordinates.
using	point2_type = dpoint2D<algebra_t>
	Two-dimensional point type.
using	point3_type = dpoint3D<algebra_t>
	Three-dimensional point type.
using	scalar_type = dscalar<algebra_t>
	Scalar type associated with the algebra backend.
using	transform3_type = dtransform3D<algebra_t>
	Three-dimensional transform type.
using	vector3_type = dvector3D<algebra_t>
	Three-dimensional vector type.

Static Public Member Functions
static loc_point	global_to_local (const transform3_type &trf, const point3_type &p, const vector3_type &dir)
	This method transforms a point from a global cartesian 3D frame to a local 3D line point Convert a point from the global frame to this local coordinate frame.
static point3_type	global_to_local_3D (const transform3_type &trf, const point3_type &p, const vector3_type &dir)
	This method transforms a point from a global cartesian 3D frame to a local 3D line point Convert a point from the global frame to this local coordinate frame.
template<typename mask_t>
static point3_type	local_to_global (const transform3_type &trf, const mask_t &, const loc_point &p, const vector3_type &dir)
	This method transforms from a local 2D line point to a point in the global cartesian 3D frame.
static point3_type	local_to_global (const transform3_type &trf, const point3_type &p)
	This method transforms from a local 3D line point to a point in the global cartesian 3D frame.
template<typename mask_t>
static vector3_type	normal (const transform3_type &trf, const point2_type &={}, const mask_t &={})
static vector3_type	normal (const transform3_type &trf, const point3_type &={})

Detailed Description

template<concepts::algebra algebra_t>
struct detray::line2D< algebra_t >

Projection into a line coordinate frame.

Member Function Documentation

global_to_local()

template<concepts::algebra algebra_t>

loc_point detray::line2D< algebra_t >::global_to_local ( const transform3_type & trf, const point3_type & p, const vector3_type & dir )

static

This method transforms a point from a global cartesian 3D frame to a local 3D line point Convert a point from the global frame to this local coordinate frame.

Parameters

trf	Surface transform defining the local frame in global coordinates.
p	Point in global coordinates to transform.
dir	Direction passed to the coordinate conversion; some frames ignore it.

Returns

The point expressed in this local coordinate frame.

global_to_local_3D()

template<concepts::algebra algebra_t>

point3_type detray::line2D< algebra_t >::global_to_local_3D ( const transform3_type & trf, const point3_type & p, const vector3_type & dir )

static

This method transforms a point from a global cartesian 3D frame to a local 3D line point Convert a point from the global frame to this local coordinate frame.

Parameters

trf	Surface transform defining the local frame in global coordinates.
p	Point in global coordinates to transform.
dir	Direction passed to the coordinate conversion; some frames ignore it.

Returns

The point expressed in this local coordinate frame.

local_to_global() [1/2]

template<concepts::algebra algebra_t>

template<typename mask_t>

point3_type detray::line2D< algebra_t >::local_to_global ( const transform3_type & trf, const mask_t & , const loc_point & p, const vector3_type & dir )

static

This method transforms from a local 2D line point to a point in the global cartesian 3D frame.

Parameters

trf	Surface transform defining the local frame in global coordinates.
p	Point in local coordinates to transform.
dir	Direction passed to the coordinate conversion; some frames ignore it.

Returns

The point expressed in global coordinates.

local_to_global() [2/2]

template<concepts::algebra algebra_t>

point3_type detray::line2D< algebra_t >::local_to_global ( const transform3_type & trf, const point3_type & p )

static

This method transforms from a local 3D line point to a point in the global cartesian 3D frame.

Parameters

trf	Surface transform defining the local frame in global coordinates.
p	Point in local coordinates to transform.

Returns

The point expressed in global coordinates.

normal() [1/2]

template<concepts::algebra algebra_t>

template<typename mask_t>

vector3_type detray::line2D< algebra_t >::normal ( const transform3_type & trf, const point2_type & = {}, const mask_t & = {} )

static

Returns

the normal vector in global coordinates

Parameters

trf	Surface transform defining the local frame in global coordinates.

Returns

The surface normal expressed in global coordinates.

normal() [2/2]

template<concepts::algebra algebra_t>

vector3_type detray::line2D< algebra_t >::normal ( const transform3_type & trf, const point3_type & = {} )

static

Returns

the normal vector in global coordinates

Parameters

trf	Surface transform defining the local frame in global coordinates.

Returns

The surface normal expressed in global coordinates.