Check ggseg atlas class — is_ggseg

These functions check both the class tag and structural validity by passing the object through ggseg_atlas(). An object that carries the right class but fails validation returns FALSE.

Usage

is_ggseg_atlas(x)

is_cortical_atlas(x)

is_subcortical_atlas(x)

is_tract_atlas(x)

is_brain_atlas(x)

Arguments

x: an object

Value

logical

Examples

is_ggseg_atlas(dk())
#> [1] TRUE
is_cortical_atlas(dk())
#> [1] TRUE
is_subcortical_atlas(aseg())
#> [1] TRUE
is_tract_atlas(tracula())
#> [1] TRUE