terra (version 1.8-42)

rowSums: row/col sums and means for SpatRaster

Description

Sum or average values of SpatRaster layers by row or column.

Usage

# S4 method for SpatRaster
rowSums(x, na.rm=FALSE, dims=1L, ...) 
# S4 method for SpatRaster
colSums(x, na.rm=FALSE, dims=1L, ...) 
# S4 method for SpatRaster
rowMeans(x, na.rm=FALSE, dims=1L, ...) 
# S4 method for SpatRaster
colMeans(x, na.rm=FALSE, dims=1L, ...)

Value

matrix

Arguments

x

SpatRaster

na.rm

logical. If TRUE, NA values are ignored

dims

this argument is ignored

...

additional arguments (none implemented)

See Also

See global for summing all cells values

Examples

r <- rast(ncols=2, nrows=5, nl=2, vals=1:20)
rowSums(r)
colSums(r)
colMeans(r)