Package eu.europa.ec.eurostat.jgiscotools.graph.algo

Class GraphSimplify

java.lang.Object

eu.europa.ec.eurostat.jgiscotools.graph.algo.GraphSimplify

public class GraphSimplify
extends Object

Some functions to simplify linear meshes. The input is a collection of lines, possibly intersecting, which form a mesh to be simplified.

Author:

julien Gaffuri

Constructor Summary

Constructors

Constructor	Description
GraphSimplify()

Method Summary

Modifier and Type	Method	Description
static <T extends org.locationtech.jts.geom.Geometry> Collection<org.locationtech.jts.geom.LineString>	collapseTooShortEdgesAndPlanifyLines(Collection<org.locationtech.jts.geom.LineString> lines, double res, boolean startWithShortestEdge, boolean planifyGraph)
static <T extends org.locationtech.jts.geom.Geometry> Collection<org.locationtech.jts.geom.LineString>	lineMerge(Collection<T> lines)	Run JTS line merger (see JTS doc)
static Collection<org.locationtech.jts.geom.LineString>	planifyLines(Collection<org.locationtech.jts.geom.LineString> lines)
static Collection<org.locationtech.jts.geom.LineString>	removeSimilarDuplicateEdges(Collection<org.locationtech.jts.geom.LineString> lines, double haussdorffDistance)
static Collection<org.locationtech.jts.geom.LineString>	resPlanifyLines(Collection<org.locationtech.jts.geom.LineString> lines, double res, boolean withRDPFiltering)

Methods inherited from class java.lang.Object

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

Constructor Detail

GraphSimplify

public GraphSimplify()

Method Detail

lineMerge

public static <T extends org.locationtech.jts.geom.Geometry> Collection<org.locationtech.jts.geom.LineString> lineMerge(Collection<T> lines)

Run JTS line merger (see JTS doc)

Parameters:

lines -

Returns:

planifyLines

public static Collection<org.locationtech.jts.geom.LineString> planifyLines(Collection<org.locationtech.jts.geom.LineString> lines)

Parameters:

lines -

Returns:

removeSimilarDuplicateEdges

public static Collection<org.locationtech.jts.geom.LineString> removeSimilarDuplicateEdges(Collection<org.locationtech.jts.geom.LineString> lines,
                                                                                           double haussdorffDistance)

collapseTooShortEdgesAndPlanifyLines

public static <T extends org.locationtech.jts.geom.Geometry> Collection<org.locationtech.jts.geom.LineString> collapseTooShortEdgesAndPlanifyLines(Collection<org.locationtech.jts.geom.LineString> lines,
                                                                                                                                                   double res,
                                                                                                                                                   boolean startWithShortestEdge,
                                                                                                                                                   boolean planifyGraph)

resPlanifyLines

public static Collection<org.locationtech.jts.geom.LineString> resPlanifyLines(Collection<org.locationtech.jts.geom.LineString> lines,
                                                                               double res,
                                                                               boolean withRDPFiltering)