[postgis-users] ST_Line_Locate_Point - what is the distance at which a point is NOT close to a line?
lehodey at gmail.com
Wed May 19 11:30:35 PDT 2010
Returns zero when the closest point on the linesting is the from node.
On Wed, May 19, 2010 at 7:13 PM, Gokul <gokulj at gmail.com> wrote:
> Newbie question. Please bear with me.
> I understand ST_Line_Locate_Point that returns the " location of the
> closest point on LineString to the given Point as a fraction of the total
> distance of the LineString", but what is the distance between the Point and
> the LineString that it considers as 'close'
> In other words, when does it return zero? (i.e what is the distance at
> which a point is not close to a line?)
> postgis-users mailing list
> postgis-users at postgis.refractions.net
-------------- next part --------------
An HTML attachment was scrubbed...
More information about the postgis-users