processSDA_WKT {soilDB} | R Documentation |
Post-process Well-Known Text from Soil Data Access
Description
This is a helper function commonly used with SDA_query
to extract
WKT (well-known text) representation of geometry to an sf
or sp
object.
Usage
processSDA_WKT(d, g = "geom", crs = 4326, p4s = NULL, as_sf = TRUE)
Arguments
d |
|
g |
name of column in |
crs |
CRS definition (e.g. an EPSG code). Default |
p4s |
Deprecated: PROJ4 CRS definition |
as_sf |
Return an |
Details
The SDA website can be found at https://sdmdataaccess.nrcs.usda.gov. See the SDA Tutorial for detailed examples.
The SDA website can be found at https://sdmdataaccess.nrcs.usda.gov. See the SDA Tutorial for detailed examples.
Value
An sf
object or if as_sf
is FALSE
a Spatial*
object.
Note
This function requires the sf
package.
Author(s)
D.E. Beaudette, A.G. Brown