Signatures
ST_ExtentBasedSubDivide(geom: Geometry, maxWidth: Double, maxHeight: Double)
Parameters
Geometry
required
The input geometry.
Double
required
The max width value.
Double
required
The max height value.
Example
SELECT ST_ExtentBasedSubDivide(ST_GeomFromText("POLYGON((35 10, 45 45, 15 40, 10 20, 35 10), (20 30, 35 35, 30 20, 20 30))"), 10, 10)
[
POLYGON ((10 10, 10 18.75, 18.75 18.75, 18.75 10, 10 10)),
POLYGON ((18.75 10, 18.75 18.75, 27.5 18.75, 27.5 10, 18.75 10)),
POLYGON ((10 18.75, 10 27.5, 18.75 27.5, 18.75 18.75, 10 18.75)),
POLYGON ((18.75 18.75, 18.75 27.5, 27.5 27.5, 27.5 18.75, 18.75 18.75)),
POLYGON ((27.5 10, 27.5 18.75, 36.25 18.75, 36.25 10, 27.5 10)),
POLYGON ((36.25 10, 36.25 18.75, 45 18.75, 45 10, 36.25 10)),
POLYGON ((27.5 18.75, 27.5 27.5, 36.25 27.5, 36.25 18.75, 27.5 18.75)),
POLYGON ((36.25 18.75, 36.25 27.5, 45 27.5, 45 18.75, 36.25 18.75)),
POLYGON ((10 27.5, 10 36.25, 18.75 36.25, 18.75 27.5, 10 27.5)),
POLYGON ((18.75 27.5, 18.75 36.25, 27.5 36.25, 27.5 27.5, 18.75 27.5)),
POLYGON ((10 36.25, 10 45, 18.75 45, 18.75 36.25, 10 36.25)),
POLYGON ((18.75 36.25, 18.75 45, 27.5 45, 27.5 36.25, 18.75 36.25)),
POLYGON ((27.5 27.5, 27.5 36.25, 36.25 36.25, 36.25 27.5, 27.5 27.5)),
POLYGON ((36.25 27.5, 36.25 36.25, 45 36.25, 45 27.5, 36.25 27.5)),
POLYGON ((27.5 36.25, 27.5 45, 36.25 45, 36.25 36.25, 27.5 36.25)),
POLYGON ((36.25 36.25, 36.25 45, 45 45, 45 36.25, 36.25 36.25))
]