CG_GenerateHippedRoof
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Name

CG_GenerateHippedRoof — Generate a hipped roof from a footprint polygon.

Synopsis

geometry CG_GenerateHippedRoof(geometry geom, float8 height);

Descrizione

Generate a hipped roof as a 3D PolyhedralSurface Z from a 2D footprint polygon. All sides slope upward to meet at a ridge or apex. The roof height is given by height (default 3.0).

Availability: 3.7.0 - requires SFCGAL >= 2.3.0.

Questo metodo richiede il backend SFCGAL.

Questa funzione supporta le Polyhedral Surface.

Esempi

SELECT ST_AsText(
  CG_GenerateHippedRoof(
    'POLYGON((0 0,5 0,5 4,0 4,0 0))',
    2.0));
-- POLYHEDRALSURFACE Z (...)