grid2spdf: grid2spdf function
Description
A function to convert a regular (x,y) grid of centroids into a SpatialPoints object
Usage
grid2spdf(xgrid, ygrid, proj4string = CRS(as.character(NA)))
Arguments
xgrid
vector of x centroids (equally spaced)
ygrid
vector of x centroids (equally spaced)
proj4string
an optional proj4string, projection string for the grid, set using the function CRS
Value
a SpatialPolygonsDataFrame