dedalus.core.coords

Coordinates and coordinate sytems.

Module Contents

class Coordinate(name, cs=None)

property axis

dim = 1

default_nonconst_groups = (1,)

curvilinear = False

check_bounds(bounds)

set_distributor(distributor)

class CartesianCoordinates(*names, right_handed=True)

curvilinear = False

forward_intertwiner(axis, order, group)

backward_intertwiner(axis, order, group)

unit_vector_fields(dist)

class S2Coordinates(azimuth, colatitude)

S2 coordinate system: (azimuth, colatitude) Coord component ordering: (azimuth, colatitude) Spin component ordering: (-, +)

property axis

spin_ordering = ()

dim = 2

default_nonconst_groups = (0, 1)

forward_intertwiner(axis, order, group)

backward_intertwiner(axis, order, group)

class PolarCoordinates(azimuth, radius)

Polar coordinate system: (azimuth, radius) Coord component ordering: (azimuth, radius) Spin component ordering: (-, +)

property axis

spin_ordering = ()

dim = 2

default_nonconst_groups = (0, 0)

forward_intertwiner(axis, order, group)

backward_intertwiner(axis, order, group)

static cartesian(phi, r)

class SphericalCoordinates(azimuth, colatitude, radius)

Spherical coordinate system: (azimuth, colatitude, radius) Coord component ordering: (azimuth, colatitude, radius) Spin component ordering: (-, +, 0) Regularity component ordering: (-, +, 0)

property axis

spin_ordering = ()

reg_ordering = ()

dim = 3

right_handed = False

default_nonconst_groups = (0, 1, 0)

check_bounds(coord, bounds)

sub_cs(other)

set_distributor(distributor)

static cartesian(phi, theta, r)

forward_intertwiner(axis, order, group)

backward_intertwiner(axis, order, group)