Method

NumCosmoMathSphereMapget_ring_first_index

Declaration [src] 

gint64
ncm_sphere_map_get_ring_first_index (
  NcmSphereMap* smap,
  gint64 r_i
)

Description [src]

Get the first pixel index of the ring r_i of smap.

Parameters

r_i

Type: gint64

Ring index.

Return value

Type: gint64

The first pixel index of the ring r_i of smap.