link2GI (version 0.5-3)

gvec2sf: Converts from an existing `GRASS` environment an arbitrary vector dataset into a sf object

Description

Converts from an existing `GRASS` environment an arbitrary vector dataset into a sf object

Usage

gvec2sf(x, obj_name, gisdbase, location, gisdbase_exist = TRUE)

Arguments

x

sf object corresponding to the settings of the corresponding GRASS container

obj_name

name of GRASS layer

gisdbase

GRASS gisDbase folder

location

GRASS location name containing obj_name)

gisdbase_exist

logical switch if the GRASS gisdbase folder exist default is TRUE

Author

Chris Reudenbach

Examples

run = FALSE
if (run) {
## example 
require(sf)
require(sp)
require(link2GI)
data(meuse)
meuse_sf = st_as_sf(meuse, 
                    coords = c("x", "y"), 
                    crs = 28992, 
                    agr = "constant")


# write data to GRASS and create gisdbase
sf2gvec(x = meuse_sf,
        obj_name = "meuse_R-G",
        gisdbase = "~/temp3/",
        location = "project1")

# read from existing GRASS          
gvec2sf(x = meuse_sf,
        obj_name = "meuse_r_g",
        gisdbase = "~/temp3",       
        location = "project1")

}