S2 Functions
The following functions are available to process S2 indexes in Studio expressions.
Function | Return Type | Description |
---|---|---|
s2IsValid(s2) | bool | Returns true if the given S2 cell is valid. |
geoToS2(lat, lng, level) | s2 | Returns an S2 index at the given lat/lng coordinate at the specified resolution level. |
s2ToLat(s2) | real | Returns the latitude of the S2 point index. |
s2ToLng(s2) | real | Returns the longitude of the S2 point index. |
s2ToGeo(s2) | geojson | Returns a GeoJSON point feature for the S2 index. |
s2ToBounds(s2) | geojson | Returns a GeoJSON polygon feature for the S2 polygon. |
s2ToParent(s2, level) | s2 | Returns the parent S2 index at the given resolution level. |
Updated 9 months ago