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Combine FreeSurfer LUTs

Source: R/read_write.R
lut_combine.Rd

Row-binds several LUTs (as read by read_lut() or built with lut_add()) into one, aligning columns (a type column present in only some tables is filled with NA) and warning on duplicate label indices.

Usage

lut_combine(...)

Arguments

...

LUT data.frames, each passing is_lut(). NULL inputs are dropped.

Value

A single combined LUT.

See also

read_lut(), lut_add()

Examples

a <- data.frame(idx = 0L, label = "Unknown", R = 0L, G = 0L, B = 0L, A = 0L)
b <- data.frame(idx = 1L, label = "Region1", R = 5L, G = 5L, B = 5L, A = 0L)
lut_combine(a, b)
#>   idx   label R G B A
#> 1   0 Unknown 0 0 0 0
#> 2   1 Region1 5 5 5 0