Module org.apache.lucene.spatial3d
Package org.apache.lucene.spatial3d.geom

Class GeoDegeneratePath.PathSegment

java.lang.Object
org.apache.lucene.spatial3d.geom.BasePlanetObject
org.apache.lucene.spatial3d.geom.GeoBaseBounds
org.apache.lucene.spatial3d.geom.GeoDegeneratePath.PathSegment
All Implemented Interfaces:
Bounded, GeoBounds, Membership, PlanetObject, SerializableObject
Enclosing class:
GeoDegeneratePath
private static class GeoDegeneratePath.PathSegment extends GeoBaseBounds
This is the pre-calculated data for a path segment.

  • Field Details

    • start

      public final GeoPoint start
      Starting point of the segment

    • end

      public final GeoPoint end
      End point of the segment

    • fullDistanceCache

      public final Map<DistanceStyle,Double> fullDistanceCache
      Place to keep any complete segment distances we've calculated so far

    • normalizedConnectingPlane

      public final Plane normalizedConnectingPlane
      Normalized plane connecting the two points and going through world center

    • startCutoffPlane

      public final SidedPlane startCutoffPlane
      Plane going through the center and start point, marking the start edge of the segment

    • endCutoffPlane

      public final SidedPlane endCutoffPlane
      Plane going through the center and end point, marking the end edge of the segment

    • connectingPlanePoints

      public final GeoPoint[] connectingPlanePoints
      Notable points for the connecting plane

  • Constructor Details

    • PathSegment

      public PathSegment(PlanetModel planetModel, GeoPoint start, GeoPoint end, Plane normalizedConnectingPlane)
      Construct a path segment.
      Parameters:
      planetModel - is the planet model.
      start - is the starting point.
      end - is the ending point.
      normalizedConnectingPlane - is the connecting plane.

  • Method Details

    • fullPathDistance

      public double fullPathDistance(DistanceStyle distanceStyle)
      Compute the full distance along this path segment.
      Parameters:
      distanceStyle - is the distance style.
      Returns:
      the distance metric, in aggregation form.

    • isWithin

      public boolean isWithin(double x, double y, double z)
      Check if point is within this segment.
      Parameters:
      x - is the point x.
      y - is the point y.
      z - is the point z.
      Returns:
      true of within.

    • isWithinSection

      public boolean isWithinSection(double x, double y, double z)

    • pathCenterDistance

      public double pathCenterDistance(DistanceStyle distanceStyle, double x, double y, double z)
      Compute path center distance (distance from path to current point).
      Parameters:
      distanceStyle - is the distance style.
      x - is the point x.
      y - is the point y.
      z - is the point z.
      Returns:
      the distance metric, or Double.POSITIVE_INFINITY if outside this segment

    • nearestPathDistance

      public double nearestPathDistance(DistanceStyle distanceStyle, double x, double y, double z)
      Compute nearest path distance (distance from start of segment to center line point adjacent).
      Parameters:
      distanceStyle - is the distance style.
      x - is the point x.
      y - is the point y.
      z - is the point z.
      Returns:
      the distance metric, in aggregation form, or Double.POSITIVE_INFINITY if outside this segment

    • pathDistance

      public double pathDistance(DistanceStyle distanceStyle, double x, double y, double z)
      Compute interior path distance.
      Parameters:
      distanceStyle - is the distance style.
      x - is the point x.
      y - is the point y.
      z - is the point z.
      Returns:
      the distance metric, in aggregation form.

    • outsideDistance

      public double outsideDistance(DistanceStyle distanceStyle, double x, double y, double z)
      Compute external distance.
      Parameters:
      distanceStyle - is the distance style.
      x - is the point x.
      y - is the point y.
      z - is the point z.
      Returns:
      the distance metric.

    • intersects

      public boolean intersects(Plane p, GeoPoint[] notablePoints, Membership[] bounds)
      Determine if this endpoint intersects a specified plane.
      Parameters:
      p - is the plane.
      notablePoints - are the points associated with the plane.
      bounds - are any bounds which the intersection must lie within.
      Returns:
      true if there is a matching intersection.

    • intersects

      public boolean intersects(GeoShape geoShape)
      Determine if this endpoint intersects a specified GeoShape.
      Parameters:
      geoShape - is the GeoShape.
      Returns:
      true if there GeoShape intersects this endpoint.

    • getBounds

      public void getBounds(Bounds bounds)
      Get the bounds for a segment endpoint.
      Specified by:
      getBounds in interface Bounded
      Overrides:
      getBounds in class GeoBaseBounds
      Parameters:
      bounds - are the bounds to be modified.

    • toString

      public String toString()
      Overrides:
      toString in class Object