Plot the difference from two SpatRaster objects — plot_diff • eva3dm

Custom difference (x - y) plots for SpatRaster object (based on terra package)

Usage

plot_diff(
  x,
  y,
  col,
  absolute = TRUE,
  relative = TRUE,
  lim_a = NA,
  lim_r = NA,
  scale,
  unit = c(units(x), expression("%")),
  ...
)

Arguments

x: SpatVector points
y: values to plot
col: color
absolute: to plot absolute difference
relative: to plot relative difference
lim_a: range of values for absolute scale
lim_r: range of values for relative scale
scale: variable multiplier for absolute difference
unit: annotation for units
...: arguments to be passing to plot_raster

Value

No return value

Examples


folder <- system.file("extdata",package="eva3dm")
wrf    <- paste0(folder,"/wrfinput_d01")
A      <- wrf_rast(wrf,'XLAT')
terra::units(A) <- 'degrees'
B      <- wrf_rast(wrf,'XLONG')
plot_diff(A,B,int = 2)