crop_on_poly: Crops a raster file according to a polygon
In choisy/sptools: Additional Functions for Spatial* Objects
Description
Usage
Arguments
Examples
Description
Crops a raster file according to a polygon
Usage
1
crop_on_poly(rstr, plgn)
Arguments
rstr
raster
plgn
spatial polygon sp
Examples
1
2
3
4
5
6
7
8
library(sf)
# download vietnam admin1 administrative map in the internal library and in
# the working direction
vn <- sptools::gadm("vietnam", "sf", 1, intlib = TRUE, save = TRUE)
provinces <- as(vn["VARNAME_1"], "Spatial")
srtm <- srtmVN::getsrtm()
hanoi <- crop_on_poly(srtm, subset(provinces, VARNAME_1 == "Ha Noi"))
choisy/sptools documentation built on Aug. 22, 2019, 12:57 p.m.
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Description Usage Arguments Examples
Description
Crops a raster file according to a polygon
Usage
1 | crop_on_poly(rstr, plgn)
|
Arguments
rstr |
raster |
plgn |
spatial polygon sp |
Examples
1 2 3 4 5 6 7 8 | library(sf)
# download vietnam admin1 administrative map in the internal library and in
# the working direction
vn <- sptools::gadm("vietnam", "sf", 1, intlib = TRUE, save = TRUE)
provinces <- as(vn["VARNAME_1"], "Spatial")
srtm <- srtmVN::getsrtm()
hanoi <- crop_on_poly(srtm, subset(provinces, VARNAME_1 == "Ha Noi"))
|
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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