Helper function used internally by grid_ct() to establish grids around
focal locations. Provided to the user to explore grid design options before
applying to their data.
Arguments
- distance
distance between adjacent camera traps. Don't worry about the hypotenuse.
- case
"queen", "rook", "bishop", or "triplet". Ignored if
nis provided.- n
number of points around each focal point.
noverrides thecaseargument, do not provide both - see Details.
See also
Other grid:
grid_ct()

