healpy.projector.GnomonicProj¶
-
class
healpy.projector.
GnomonicProj
(rot=None, coord=None, xsize=None, ysize=None, reso=None, **kwds)¶ This class provides class methods for Gnomonic projection.
Attributes: arrayinfo
Dictionary with information on the projection array
Methods
ang2xy
(theta[, phi, lonlat, direct])From angular direction to position in the projection plane (Gnomonic). get_center
([lonlat])Get the center of the projection. get_extent
()Get the extension of the projection plane. get_fov
()Get the field of view in degree of the plane of projection ij2xy
([i, j])From image array indices to position in projection plane (Gnomonic). projmap
(map, vec2pix_func[, rot, coord])Create an array containing the projection of the map. set_flip
(flipconv)flipconv is either ‘astro’ or ‘geo’. vec2xy
(vx[, vy, vz, direct])From angular direction to position in the projection plane (Gnomonic). xy2ang
(x[, y, lonlat, direct])From position in the projection plane to angular direction (Gnomonic). xy2ij
(x[, y])From position in the projection plane to image array index (Gnomonic). xy2vec
(x[, y, direct])From position in the projection plane to unit vector direction (Gnomonic). get_proj_plane_info mkcoord set_proj_plane_info