Raster to Matrix — raster_to_matrix • rayshader

Turns a raster into a matrix suitable for rayshader.

raster_to_matrix(raster, verbose = interactive())

Arguments

raster: The input raster. Either a RasterLayer object, a terra SpatRaster object, or a filename.
verbose: Default `interactive()`. Will print dimensions of the resulting matrix.

Examples

#Save montereybay as a raster and open using the filename.
if(run_documentation()) {
temp_raster_filename = paste0(tempfile(),".tif")
raster::writeRaster(raster::raster(t(montereybay)),temp_raster_filename)
elmat = raster_to_matrix(temp_raster_filename)
elmat %>%
 sphere_shade() %>%
 plot_map()
}