# Package org.apache.lucene.spatial.geometry

- Class Summary
  Class | Description
  --- | ---
  CartesianPoint | Represents lat/lngs as fixed point numbers translated so that all world coordinates are in the first quadrant.
  FixedLatLng | NOTE: This API is still in flux and might change in incompatible ways in the next release.
  FloatLatLng | NOTE: This API is still in flux and might change in incompatible ways in the next release.
  LatLng | Abstract base lat-lng class which can manipulate fixed point or floating point based coordinates.

- Enum Summary
  Enum | Description
  --- | ---
  DistanceUnits | NOTE: This API is still in flux and might change in incompatible ways in the next release.

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