com.graphhopper.util

Class DistanceCalcEuclidean

java.lang.Object

com.graphhopper.util.DistanceCalcEarth

com.graphhopper.util.DistanceCalcEuclidean

All Implemented Interfaces:

DistanceCalc

public class DistanceCalcEuclidean
extends DistanceCalcEarth

Calculates the distance of two points or one point and an edge in euclidean space.

Author:

Peter Karich

Field Summary

Fields inherited from class com.graphhopper.util.DistanceCalcEarth

C, KM_MILE, METERS_PER_DEGREE, R, R_EQ

Constructor Summary

Constructors

Constructor and Description
DistanceCalcEuclidean()

Method Summary

Modifier and Type	Method and Description
double	calcCircumference(double lat)
double	calcDenormalizedDist(double normedDist)
double	calcDist(double fromY, double fromX, double toY, double toX)
double	calcDist3D(double fromY, double fromX, double fromHeight, double toY, double toX, double toHeight)
double	calcNormalizedDist(double dist) Returns the specified length in normalized meter.
double	calcNormalizedDist(double fromY, double fromX, double toY, double toX) Calculates in normalized meter
double	calcNormalizedEdgeDistance(double ry, double rx, double ay, double ax, double by, double bx)
double	calcNormalizedEdgeDistance3D(double ry, double rx, double rz, double ay, double ax, double az, double by, double bx, double bz)
BBox	createBBox(double lat, double lon, double radiusInMeter)
boolean	isCrossBoundary(double lon1, double lon2)
boolean	isDateLineCrossOver(double lon1, double lon2)
GHPoint	projectCoordinate(double latInDeg, double lonInDeg, double distanceInMeter, double headingClockwiseFromNorth)
String	toString()

Methods inherited from class com.graphhopper.util.DistanceCalcEarth

calcCrossingPointToEdge, calcNormalizedEdgeDistanceNew, hasElevationDiff, validEdgeDistance

Methods inherited from class java.lang.Object

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

Constructor Detail

DistanceCalcEuclidean

public DistanceCalcEuclidean()

Method Detail

calcDist

public double calcDist(double fromY,
                       double fromX,
                       double toY,
                       double toX)

Specified by:

calcDist in interface DistanceCalc

Overrides:

calcDist in class DistanceCalcEarth

calcDist3D

public double calcDist3D(double fromY,
                         double fromX,
                         double fromHeight,
                         double toY,
                         double toX,
                         double toHeight)

Specified by:

calcDist3D in interface DistanceCalc

Overrides:

calcDist3D in class DistanceCalcEarth

calcDenormalizedDist

public double calcDenormalizedDist(double normedDist)

Specified by:

calcDenormalizedDist in interface DistanceCalc

Overrides:

calcDenormalizedDist in class DistanceCalcEarth

calcNormalizedDist

public double calcNormalizedDist(double dist)

Returns the specified length in normalized meter.

Specified by:

calcNormalizedDist in interface DistanceCalc

Overrides:

calcNormalizedDist in class DistanceCalcEarth

calcNormalizedDist

public double calcNormalizedDist(double fromY,
                                 double fromX,
                                 double toY,
                                 double toX)

Calculates in normalized meter

Specified by:

calcNormalizedDist in interface DistanceCalc

Overrides:

calcNormalizedDist in class DistanceCalcEarth

toString

public String toString()

Overrides:

toString in class DistanceCalcEarth

calcCircumference

public double calcCircumference(double lat)

Specified by:

calcCircumference in interface DistanceCalc

Overrides:

calcCircumference in class DistanceCalcEarth

isDateLineCrossOver

public boolean isDateLineCrossOver(double lon1,
                                   double lon2)

Overrides:

isDateLineCrossOver in class DistanceCalcEarth

createBBox

public BBox createBBox(double lat,
                       double lon,
                       double radiusInMeter)

Specified by:

createBBox in interface DistanceCalc

Overrides:

createBBox in class DistanceCalcEarth

projectCoordinate

public GHPoint projectCoordinate(double latInDeg,
                                 double lonInDeg,
                                 double distanceInMeter,
                                 double headingClockwiseFromNorth)

Specified by:

projectCoordinate in interface DistanceCalc

Overrides:

projectCoordinate in class DistanceCalcEarth

isCrossBoundary

public boolean isCrossBoundary(double lon1,
                               double lon2)

Specified by:

isCrossBoundary in interface DistanceCalc

Overrides:

isCrossBoundary in class DistanceCalcEarth

calcNormalizedEdgeDistance

public double calcNormalizedEdgeDistance(double ry,
                                         double rx,
                                         double ay,
                                         double ax,
                                         double by,
                                         double bx)

Specified by:

calcNormalizedEdgeDistance in interface DistanceCalc

Overrides:

calcNormalizedEdgeDistance in class DistanceCalcEarth

calcNormalizedEdgeDistance3D

public double calcNormalizedEdgeDistance3D(double ry,
                                           double rx,
                                           double rz,
                                           double ay,
                                           double ax,
                                           double az,
                                           double by,
                                           double bx,
                                           double bz)

Specified by:

calcNormalizedEdgeDistance3D in interface DistanceCalc

Overrides:

calcNormalizedEdgeDistance3D in class DistanceCalcEarth