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NAME

r.latlong - Creates a latitude/longitude raster map.

KEYWORDS

raster, latitude, longitude, projection

SYNOPSIS

r.latlong
r.latlong --help
r.latlong [-l] input=name output=name [--overwrite] [--help] [--verbose] [--quiet] [--ui]

Flags:

-l
Longitude output
--overwrite
Allow output files to overwrite existing files
--help
Print usage summary
--verbose
Verbose module output
--quiet
Quiet module output
--ui
Force launching GUI dialog

Parameters:

input=name [required]
Name of input raster map
output=name [required]
Name for output latitude or longitude raster map

Table of contents

DESCRIPTION

r.latlong creates a latitude (degree decimal) map, or longitude if the -l flag is used, from any map in any projection using PROJ.4 library. This is an input to r.sun and i.evapo.potrad.

NOTES

The PROJ.4 website.

TODO

Datum transform is not implemented, the same datum is taken as output.

EXAMPLE

g.region raster=elevation -p
r.latlong input=elevation output=latitude

SEE ALSO

r.sun, r.sunhours

AUTHORS

Yann Chemin, International Rice Research Institute, The Philippines

Last changed: $Date: 2014-12-19 13:17:36 -0800 (Fri, 19 Dec 2014) $

SOURCE CODE

Available at: r.latlong source code (history)


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