| Package | Description |
|---|---|
| com.graphhopper.reader.dem |
| Modifier and Type | Class and Description |
|---|---|
class |
AbstractSRTMElevationProvider
Common functionality used when working with SRTM hgt data.
|
class |
AbstractTiffElevationProvider
Provides basic methods that are usually used in an ElevationProvider that reads tiff files.
|
class |
CGIARProvider
Elevation data from CGIAR project http://srtm.csi.cgiar.org/ 'PROCESSED SRTM DATA VERSION 4.1'.
|
class |
GMTEDProvider
Elevation data from Global Multi-resolution Terrain Elevation Data 2010 (GMTED2010).
|
class |
HGTProvider |
class |
MultiSourceElevationProvider
The MultiSourceElevationProvider mixes different elevation providers to provide the best available elevation data
for a certain area.
|
class |
SkadiProvider
Skadi contains elevation data for the entire world with 1 arc second (~30m) accuracy in SRTM format stitched
together from many sources (https://github.com/tilezen/joerd/blob/master/docs/data-sources.md).
|
class |
SRTMGL1Provider
SRTMGL1 contains elevation data for most of the world with 1 arc second (~30m) accuracy.
|
class |
SRTMProvider
Elevation data from NASA (SRTM).
|
| Modifier and Type | Method and Description |
|---|---|
TileBasedElevationProvider |
TileBasedElevationProvider.setAutoRemoveTemporaryFiles(boolean autoRemoveTemporary)
Creating temporary files can take a long time as we need to unpack them as well as to fill
our DataAccess object, so this option can be used to disable the default clear mechanism via
specifying 'false'.
|
TileBasedElevationProvider |
TileBasedElevationProvider.setBaseURL(String baseUrl)
Specifies the service URL where to download the elevation data.
|
TileBasedElevationProvider |
TileBasedElevationProvider.setDAType(DAType daType)
Set to true if you have a small area and need high speed access.
|
TileBasedElevationProvider |
TileBasedElevationProvider.setDownloader(Downloader downloader) |
TileBasedElevationProvider |
TileBasedElevationProvider.setInterpolate(boolean interpolate)
Configuration option to use bilinear interpolation to find the elevation at a point from the
surrounding elevation points.
|
| Constructor and Description |
|---|
MultiSourceElevationProvider(TileBasedElevationProvider srtmProvider,
TileBasedElevationProvider globalProvider) |
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