This function assigns specific cases (rows of the data)
to a permanent group within a plotscaper scene or schema.
Permanent group assignments are only removed by double-clicking.
Usage
assign_cases(x, cases =NULL, group =1)
Arguments
x
A plotscaper scene or schema
cases
The cases (rows) to select
group
The group to assign the cases to (can be 1, 2, or 3)