mirror of
https://github.com/qgis/QGIS.git
synced 2025-02-28 00:17:30 -05:00
13 lines
407 B
Plaintext
13 lines
407 B
Plaintext
<h3>convexHull function</h3>
|
|
Returns the convex hull of a geometry. It represents the minimum convex geometry that encloses all geometries within the set.
|
|
|
|
<h4>Syntax</h4>
|
|
<pre>convexHull( a, b )</pre>
|
|
|
|
<h4>Arguments</h4>
|
|
a → geometry
|
|
a → geometry
|
|
|
|
<h4>Example</h4>
|
|
<pre> geomToWKT( convexHull( geomFromWKT( 'LINESTRING(3 3 , 4 4 , 4 10)' )) ) → returns POLYGON((3 3,4 10,4 4,3 3)) </pre>
|