ring2nest: Convert ring to nest ordering.

Description Usage Arguments Value Examples

View source: R/Conversion.R

Description

ring2nest converts HEALPix pixel indices in the 'ring' ordering scheme to HEALPix pixel indices in the 'nested' ordering scheme.

Usage

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Arguments

nside

is the HEALPix nside parameter (integer number 2^k)

pix

is a vector of HEALPix pixel indices, in the 'ring' ordering scheme.

Value

the output is a vector of HEALPix pixel indices in the 'nested' ordering scheme.

Examples

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## Convert (1,2,23) from ring to nest at nside = 8
nside <- 8
pix <-c(1,2,23)
ring2nest(nside,pix)

rcosmo documentation built on Feb. 14, 2020, 5:06 p.m.