concats function

Concatenate categorical rasters

Combine two categorical rasters by concatenating their levels. methods

## S4 method for signature 'SpatRaster'
concats(x, y, filename="", ...)

Arguments

• x: SpatRaster (with a single, categorical, layer)
• y: SpatRaster (with a single, categorical, layer)
• filename: character. Output filename
• ...: additional arguments for writing files as in writeRaster

Returns

SpatRaster

See Also

cats

Examples

set.seed(0)
r <- rast(nrows=10, ncols=10)
values(r) <- sample(3, ncell(r), replace=TRUE)
levels(r) <- data.frame(id=1:3, cover=c("forest", "water", "urban"))

rr <- rast(r)
values(rr) <- sample(1:3, ncell(rr), replace=TRUE)
levels(rr) <- data.frame(id=c(1:3), color=c("red", "green", "blue"))

x <- concats(r, rr)
x
levels(x)[[1]]