com.graphhopper.reader.dem

Interface ElevationProvider

All Known Implementing Classes:

AbstractSRTMElevationProvider, AbstractTiffElevationProvider, CGIARProvider, GMTEDProvider, HGTProvider, MultiSourceElevationProvider, SkadiProvider, SRTMGL1Provider, SRTMProvider, TileBasedElevationProvider

public interface ElevationProvider

Author:

Peter Karich

Field Summary

Fields

Modifier and Type	Field and Description
static ElevationProvider	NOOP

Method Summary

Modifier and Type	Method and Description
boolean	canInterpolate() Returns true if bilinear interpolation is enabled.
double	getEle(double lat, double lon)
default double	getEle(ReaderNode node)
void	release() Release resources.

Field Detail

NOOP

static final ElevationProvider NOOP

Method Detail

getEle

double getEle(double lat,
              double lon)

Returns:

returns the height in meters or Double.NaN if invalid

getEle

default double getEle(ReaderNode node)

Parameters:

node - Node to read

Returns:

returns the height in meters or Double.NaN if invalid

canInterpolate

boolean canInterpolate()

Returns true if bilinear interpolation is enabled.

release

void release()

Release resources.