Agreed. I just updated them to do that. See the respository. Sean On Sep 15, 2015, at 9:42 AM, Christian Meyer <[log in to unmask]> wrote: > Hi all, > > in Grid2D interface getRadialLocations is defined with a double value for 'dist'. But getRadialNeighbors in all implementing classes uses an int for 'dist', although the value is only passed. > > Implementing classes should accept double values in getRadialNeighbors as well. > > Best regards, > Christian