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Imports features from Digital Elevation Model files.
ImportDEM(array filenames, string new_db_name, array options)
Argument |
Contents |
filenames |
An array containing the path and file names of the files to import |
new_db_name |
The path and file name of the new geographic file |
Option |
Type |
Contents |
Label |
String |
A descriptive label for the geographic file |
Layer Name |
String |
The name of the layer in the geographic file |
Optimize |
Boolean |
Whether to optimize the geographic file automatically after the import (defaults to "True") |
Portion |
String |
"Whole", "Top" or "Bottom" for GTOPO30 files (defaults to Whole) |
Table Filename |
String |
The path and file name in which attributes are stored; the file extension must be .BIN, .CSV, .DBF, or .TXT; a required option |
If the new geographic file is a standard (DBD) file, the DEM is imported into a point geographic file.If it is a compact (CDF) file, the DEM is imported into a grid geographic file.
ImportDEM() supports DTED files with file extensions .dt0, .dt1, and .dt2 for Levels 0, 1, and 2.
Elevation units are standardized to meters.
ImportDEM({"c:\\demfiles\\newton.DEM", "c:\\demfiles\\boston.DEM"}, "elevs.dbd", {
{"Label", "Elevations"},
{"Layer Name", "Elevation"},
{"Optimize", "True"},
{"Table Filename", "elevs.bin"}
})
Error Type |
Meaning |
NotFound |
The specified file could not be found |
Error |
The file is not a valid Digital Elevation Model file |
Function |
Summary |
Collects summary information about a Digital Elevation Model file |
|
Returns the ID of a neighbor of a cell in a DEM |
|
Imports features from USGS Digital Line Graph files |
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Imports features from USGS Land Use and Land Cover files |
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