This function returns the well-known binary (WKB) value of the bounding box of a pcpatch object.

Syntax

bytea ST_envelopeAsBinary(pcpatch pc);

Parameters

Parameter Description
pc The pcpatch object.

Description

A bounding box is a 2D geometry object of Ganos Geometry.

Examples

SELECT ST_EnvelopeAsBinary(pa) FROM patches LIMIT 1;
----------------------------------------------
\x0103000000010000000500000090c2f5285cbf5fc0e17a
14ae4781464090c2f5285cbf5fc0ec51b81e858b46400ad7
a3703dba5fc0ec51b81e858b46400ad7a3703dba5fc0e17a
14ae4781464090c2f5285cbf5fc0e17a14ae47814640