地理函数

地理坐标函数

• greatCircleDistance
• geoDistance
• greatCircleAngle
• pointInEllipses
• pointInPolygon

Geohash 函数

• geohashEncode
• geohashDecode
• geohashesInBox

H3 索引函数

• h3IsValid
• h3GetResolution
• h3EdgeAngle
• h3EdgeLengthM
• h3EdgeLengthKm
• geoToH3
• h3ToGeo
• h3ToGeoBoundary
• h3kRing
• h3GetBaseCell
• h3HexAreaM2
• h3HexAreaKm2
• h3IndexesAreNeighbors
• h3ToChildren
• h3ToParent
• h3ToString
• stringToH3
• h3GetResolution
• h3IsResClassIII
• h3IsPentagon
• h3GetFaces
• h3CellAreaM2
• h3CellAreaRads2
• h3ToCenterChild
• h3ExactEdgeLengthM
• h3ExactEdgeLengthKm
• h3ExactEdgeLengthRads
• h3NumHexagons
• h3Line
• h3Distance
• h3HexRing
• h3GetUnidirectionalEdge
• h3UnidirectionalEdgeIsValid
• h3GetOriginIndexFromUnidirectionalEdge
• h3GetDestinationIndexFromUnidirectionalEdge
• h3GetIndexesFromUnidirectionalEdge
• h3GetUnidirectionalEdgesFromHexagon
• h3GetUnidirectionalEdgeBoundary

S2 索引函数

• geoToS2
• s2ToGeo
• s2GetNeighbors
• s2CellsIntersect
• s2CapContains
• s2CapUnion
• s2RectAdd
• s2RectContains
• s2RectUnion
• s2RectIntersection