Returns an object of class list with the following components:
optan integer indicating the option that will be used to define the interpolation grid. Where
opt = 1
indicates grid boundaries based on the extent of point data
and a resolution of 100 rows and 100 columns;
opt = 2
indicates grid boundaries based on the extent of point data
and a cell resolution defined by the res
component;
opt = 3
indicates that the grid geometry is explicitly defined by the geo
component.
resnumeric vector of length 2 with components x
and y
giving the grid spacing
along the x- and y-axis, respectively.
geonumeric vector of length 6 with components
nrows
and ncols
giving the number of rows and columns, and
xmn
, xmx
, ymn
, and ymx
giving the limits of the grid boundary
along the x- and y-axis.