distanceAlongShape: How far along a shape linestring is a point?
In metrotransit/speedrt: Visualize speed from GTFS-RT data
Description
Usage
Arguments
Value
Description
How far along a shape linestring is a point?
Usage
1
distanceAlongShape(lon, lat, shape_id., srid, shape_geo)
Arguments
lon
longitude WGS84 longlat
lat
latitude WGS84 longlat
shape_id.
GTFS shape identifier
srid
local projection
shape_geo
data.table with shape_id and sfc_LINESTRING geom columns
Value
list of distance along shape, latitude and longitude of matched points
metrotransit/speedrt documentation built on June 13, 2019, 5:09 p.m.
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Description Usage Arguments Value
Description
How far along a shape linestring is a point?
Usage
1 | distanceAlongShape(lon, lat, shape_id., srid, shape_geo)
|
Arguments
lon |
longitude WGS84 longlat |
lat |
latitude WGS84 longlat |
shape_id. |
GTFS shape identifier |
srid |
local projection |
shape_geo |
data.table with shape_id and sfc_LINESTRING geom columns |
Value
list of distance along shape, latitude and longitude of matched points
R Package Documentation
Browse R Packages
We want your feedback!
Note that we can't provide technical support on individual packages. You should contact the package authors for that.
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