Package org.locationtech.jtstest.function

Class CreateRandomShapeFunctions

java.lang.Object

org.locationtech.jtstest.function.CreateRandomShapeFunctions

public class CreateRandomShapeFunctions
extends Object

Constructor Summary

Constructors

Constructor	Description
CreateRandomShapeFunctions()

Method Summary

Modifier and Type	Method	Description
private static double	haltonOrdinate(int index, int base)
static Geometry	haltonPoints(Geometry g, int nPts)
static Geometry	haltonPoints57(Geometry g, int nPts)
static Geometry	haltonPointsWithBases(Geometry g, int nPts, int basei, int basej)
static Geometry	randomLineString(Geometry g, int nPts)
private static Coordinate	randomPointInTriangle(Coordinate p0, Coordinate p1, Coordinate p2)
static Geometry	randomPoints(Geometry g, int nPts)
static Geometry	randomPointsInGrid(Geometry g, int nPts)
static Geometry	randomPointsInGridCircles(Geometry g, int nPts)
static Geometry	randomPointsInGridWithGutter(Geometry g, int nPts, double gutterFraction)
static Geometry	randomPointsInPolygon(Geometry g, int nPts)
static Geometry	randomPointsInTriangle(Geometry g, int nPts)
private static Coordinate	randomPtInRectangleAround(Coordinate centre, double width, double height)
private static int	randomQuadrant(int exclude)
static Geometry	randomRadialPoints(Geometry g, int nPts)
static Geometry	randomRectilinearWalk(Geometry g, int nPts)
static Geometry	randomSegments(Geometry g, int nPts)
static Geometry	randomSegmentsInGrid(Geometry g, int nPts)

Methods inherited from class java.lang.Object

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

Constructor Details

CreateRandomShapeFunctions

public CreateRandomShapeFunctions()

Method Details

randomPointsInGrid

public static Geometry randomPointsInGrid(Geometry g,
 int nPts)

randomPointsInGridCircles

public static Geometry randomPointsInGridCircles(Geometry g,
 int nPts)

randomPointsInGridWithGutter

public static Geometry randomPointsInGridWithGutter(Geometry g,
 int nPts,
 double gutterFraction)

randomPoints

public static Geometry randomPoints(Geometry g,
 int nPts)

randomPointsInPolygon

public static Geometry randomPointsInPolygon(Geometry g,
 int nPts)

randomPointsInTriangle

public static Geometry randomPointsInTriangle(Geometry g,
 int nPts)

randomPointInTriangle

private static Coordinate randomPointInTriangle(Coordinate p0,
 Coordinate p1,
 Coordinate p2)

randomRadialPoints

public static Geometry randomRadialPoints(Geometry g,
 int nPts)

haltonPoints

public static Geometry haltonPoints(Geometry g,
 int nPts)

haltonPoints57

public static Geometry haltonPoints57(Geometry g,
 int nPts)

haltonPointsWithBases

public static Geometry haltonPointsWithBases(Geometry g,
 int nPts,
 int basei,
 int basej)

haltonOrdinate

private static double haltonOrdinate(int index,
 int base)

randomSegments

public static Geometry randomSegments(Geometry g,
 int nPts)

randomSegmentsInGrid

public static Geometry randomSegmentsInGrid(Geometry g,
 int nPts)

randomLineString

public static Geometry randomLineString(Geometry g,
 int nPts)

randomRectilinearWalk

public static Geometry randomRectilinearWalk(Geometry g,
 int nPts)

randomQuadrant

private static int randomQuadrant(int exclude)

randomPtInRectangleAround

private static Coordinate randomPtInRectangleAround(Coordinate centre,
 double width,
 double height)