subsetTOPO {GEOmap} | R Documentation |
Extract a subset of a topo DEM
subsetTOPO(TOPO, ALOC)
TOPO |
DEM list including x,y,z |
ALOC |
list including LAT LON vectors for extracting an array from the DEM |
Used for extracting a subset of ETOPO5 or ETOPO2
x |
vector x-coordinates |
y |
vector y-coordinates |
z |
2D matrix of elevations |
Jonathan M. Lees<jonathan.lees.edu>
GEOTOPO
library(geomapdata) data(ETOPO5) PLOC=list(LON=c(137.008, 141.000),LAT=c(34.000, 36.992), x=c(137.008, 141.000), y=c(34.000, 36.992) ) JAPANtopo = subsetTOPO(ETOPO5, PLOC)