sourCEntral - mobile manpages

pdf

GIS::Distance::Constants

NAME

GIS::Distance::Constants - Constants used by formula classes.

CONSTANTS

$KILOMETER_RHO
Number of kilometers around the equator of the earth.

6371.64

$DEG_RATIO
Number of units in a single decimal degree (lat or lon) at the equator.

0.0174532925199433

This value is derived from:

$gis = GIS::Distance->new( 'Haversine' );
$DEG_RATIO = $gis->distance( 10,0 => 11,0 )->km() / $KILOMETER_RHO;

SUPPORT

See " SUPPORT" in GIS::Distance.

AUTHORS

See " AUTHORS" in GIS::Distance.

LICENSE

See " LICENSE" in GIS::Distance.

pdf