Module org.elasticsearch.geo

Package org.elasticsearch.geometry.simplify

Class SimplificationErrorCalculator.TriangleAreaCalculator

java.lang.Object

org.elasticsearch.geometry.simplify.SimplificationErrorCalculator.TriangleAreaCalculator

All Implemented Interfaces:

SimplificationErrorCalculator

Enclosing interface:

SimplificationErrorCalculator

public static class SimplificationErrorCalculator.TriangleAreaCalculator
extends Object
implements SimplificationErrorCalculator

Calculate the triangle area using geographic coordinates and Herons formula (side lengths) as described at Area of a triangle

Nested Class Summary

Nested classes/interfaces inherited from interface org.elasticsearch.geometry.simplify.SimplificationErrorCalculator

SimplificationErrorCalculator.CartesianHeightAndBackpathDistanceCalculator, SimplificationErrorCalculator.CartesianTriangleAreaCalculator, SimplificationErrorCalculator.Point3D, SimplificationErrorCalculator.PointLike, SimplificationErrorCalculator.RotationMatrix, SimplificationErrorCalculator.SphericalHeightAndBackpathDistanceCalculator, SimplificationErrorCalculator.TriangleAreaCalculator, SimplificationErrorCalculator.TriangleHeightCalculator

Field Summary

Fields inherited from interface org.elasticsearch.geometry.simplify.SimplificationErrorCalculator

CARTESIAN_TRIANGLE_AREA, HEIGHT_AND_BACKPATH_DISTANCE, SPHERICAL_HEIGHT_AND_BACKPATH_DISTANCE, TRIANGLE_AREA, TRIANGLE_HEIGHT

Constructor Summary

Constructors

Constructor	Description
TriangleAreaCalculator()

Method Summary

Modifier and Type	Method	Description
double	calculateError(SimplificationErrorCalculator.PointLike left, SimplificationErrorCalculator.PointLike middle, SimplificationErrorCalculator.PointLike right)

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Details

TriangleAreaCalculator

public TriangleAreaCalculator()

Method Details

calculateError

public double calculateError(SimplificationErrorCalculator.PointLike left,
 SimplificationErrorCalculator.PointLike middle,
 SimplificationErrorCalculator.PointLike right)

Specified by:

calculateError in interface SimplificationErrorCalculator