Geometry 3D

Function	Description
`ST_3DArea`	Return a polygon's 3D area
`ST_3DLength`	Return the 3D length or the 3D perimeter of a Geometry
`ST_3DPerimeter`	Return the 3D perimeter of a (multi)polygon
`ST_AddZ`	Add a value to the z-coordinate of a Geometry
`ST_ConstrainedDelaunay`	Compute a constrained Delaunay triangulation based on a geometry
`ST_Delaunay`	Compute a Delaunay triangulation based on points
`ST_Drape`	Drape a geometry to a set of triangles
`ST_Extrude`	Extrude a geometry
`ST_Force3D`	2D Geometry → 3D Geometry
`ST_GeometryShadow`	Compute the shadow footprint for a single geometry
`ST_Interpolate3DLine`	Return a Geometry with a interpolation of z values.
`ST_Is3D`	Return 1 if a Geometry has at least one z-coordinate; 0 otherwise
`ST_MultiplyZ`	Return a Geometry's z-values by a factor
`ST_Reverse3DLine`	Potentially reverse a Geometry according to the z-values of its first and last coordinates
`ST_SVF`	Compute the Sky View Factor
`ST_SunPosition`	Compute the sun position
`ST_Tessellate`	Tessellate a set of Polygon with adaptive triangles
`ST_TriangleAspect`	Return the aspect of a triangle
`ST_TriangleContouring`	Split triangles into smaller triangles according to classes
`ST_TriangleDirection`	Compute the direction of steepest ascent of a triangle
`ST_TriangleSlope`	Compute the slope of a triangle as a percentage
`ST_UpdateZ`	Update the z-values of a Geometry
`ST_Voronoi`	Create a Voronoi diagram.
`ST_Z`	Return the z-value of the first coordinate of a Geometry
`ST_ZMax`	Return the maximum z-value of a Geometry
`ST_ZMin`	Return the minimum z-value of a Geometry
`ST_ZUpdateLineExtremities`	Update the start and end z-values of a Geometry

Documented functions: 27/27.

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