Package org.apache.lucene.tests.geo

Class ShapeTestUtil

java.lang.Object

org.apache.lucene.tests.geo.ShapeTestUtil

public class ShapeTestUtil
extends Object

generates random cartesian geometry; heavy reuse of GeoTestUtil

Constructor Summary

Constructors

Constructor	Description
ShapeTestUtil()

Method Summary

Modifier and Type	Method	Description
static boolean	containsSlowly(XYPolygon polygon, double x, double y)	Simple slow point in polygon check (for testing)
static XYPolygon	createRegularPolygon(double centerX, double centerY, double radius, int gons)	Makes an n-gon, centered at the provided x/y, and each vertex approximately distanceMeters away from the center.
static XYRectangle	nextBox(Random random)
static XYCircle	nextCircle()
static float	nextFloat(Random random)
static XYLine	nextLine()
static XYPoint	nextPoint()
static XYPolygon	nextPolygon()	returns next pseudorandom polygon

Methods inherited from class java.lang.Object

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

Constructor Details

ShapeTestUtil

public ShapeTestUtil()

Method Details

nextPolygon

public static XYPolygon nextPolygon()

returns next pseudorandom polygon

nextPoint

public static XYPoint nextPoint()

nextLine

public static XYLine nextLine()

nextCircle

public static XYCircle nextCircle()

nextBox

public static XYRectangle nextBox(Random random)

createRegularPolygon

public static XYPolygon createRegularPolygon(double centerX,
 double centerY,
 double radius,
 int gons)

Makes an n-gon, centered at the provided x/y, and each vertex approximately distanceMeters away from the center.

Do not invoke me across the dateline or a pole!!

nextFloat

public static float nextFloat(Random random)

containsSlowly

public static boolean containsSlowly(XYPolygon polygon,
 double x,
 double y)

Simple slow point in polygon check (for testing)