created with command line: spfinalize -i gilmer.files -lof -ilas -level 8 -ospb | \ spdelaunay2d -ispb -osmb | \ tin2iso -ismb -range 200 450 10 -oslb | \ slclean -islb -oslb -length 5 | \ slsimp -islb -oslb -area 0.7 | \ sl2sl -islb -okml -tiling_nllsxy c:\kml_tiles\gilmer 500000 4302000 2000 10 8 -utm 17S -ellipsoid 23 data available here: http://www.wvview.org/data/lidar/Gilmer/las/Last/ http://www.cs.unc.edu/~isenburg/googleearth/contour/gilmer/gilmer.files download executables and sources here: http://www.cs.unc.edu/~isenburg/googleearth/