download_WCF_tiles: Download Woody Cover Tiles

In sustainablefarms/sflddata: Data Extraction Methods for the Linking Data Project

Download Woody Cover Tiles

Description

Downloads the woody cover tiles and saves them in the same directory structure as on the NCI THREDDS

Usage

download_WCF_tiles(spobj, years, rootdir = ".", ...)

Arguments

spobj	Spatial* or sf object that informs extents of the raster to extract
years	Years of data to download
rootdir	Root directory to copy tile structure to
...	Passed to download.file(). I've found more reliability using mode = "wb" on windows.

Value

A list giving success or otherwise of file downloads. Code 0 for success - see download.file() return value.

Examples

polypts <- matrix(data = c(1590555, -3670100,
                           1610200, -3670100,
                           1610200, -3664500,
                           1590555, -3664500,
                           1590555, -3670100), byrow = TRUE, ncol = 2)
spobj <- sf::st_sfc(sf::st_polygon(x = list(polypts), dim = "XY"), crs = 3577)
download_WCF_tiles(spobj, years = 2000:2001)

sustainablefarms/sflddata documentation built on April 19, 2022, 11:19 a.m.