[geos-devel] Porting LengthIndexedLine.project?
novalis at novalis.org
Fri Aug 7 16:45:57 EDT 2009
OK, I've done the port. A patch, with ported tests, is attached.
On Thu, 2009-07-23 at 11:13 -0400, David Turner wrote:
> JTS has a class called LengthIndexedLine with a method "project", which
> lets you figure out the nearest point on a line to a given point. This
> is useful, for instance, if you are trying to figure out what street a
> person is on from (possibly slightly inaccurate) GPS observations.
> PostGIS calls this function st_line_locate_point.
> GEOS doesn't seem to have it, even though I was under the impression
> that GEOS was merely a port of JTS. If I port JTS's project function
> and related functions such as extractPoint to GEOS, would that patch be
> likely to be accepted? Or am I missing something about the relationship
> between JTS and GEOS?
> geos-devel mailing list
> geos-devel at lists.osgeo.org
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