SphericalDistance (SNAP Engine API)

java.lang.Object
- org.esa.snap.core.util.math.SphericalDistance

All Implemented Interfaces:

DistanceMeasure
```
public final class SphericalDistance
extends Object
implements DistanceMeasure
```
This class computes the spherical distance (in Radian) between two (lon, lat) points.

Constructor Summary

Constructors
Constructor Description

SphericalDistance(double lon, double lat)
Creates a new instance of this class.

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`double`	`distance(double lon, double lat)`	Returns the spherical distance (in Radian) of a given (lon, lat) point to the reference (lon, lat) point.

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

- Constructor Detail
  - SphericalDistance
```
public SphericalDistance(double lon,
                         double lat)
```
    Creates a new instance of this class.
    
    Parameters:
    
    lon - The reference longitude of this distance calculator.
    
    lat - The reference latitude of this distance calculator.
- Method Detail
  - distance
```
public double distance(double lon,
                       double lat)
```
    Returns the spherical distance (in Radian) of a given (lon, lat) point to the reference (lon, lat) point.
    
    Specified by:
    
    distance in interface DistanceMeasure
    
    Parameters:
    
    lon - The longitude.
    
    lat - The latitude.
    
    Returns:
    
    the spherical distance (in Radian) of the given (lon, lat) point to the reference (lon, lat) point.