ST_Extrude — 関連するボリュームにサーフェスを押し出します。
geometry ST_Extrude(
geometry geom, float x, float y, float z)
;
Availability: 2.1.0
This method needs SFCGAL backend.
This function supports 3d and will not drop the z-index.
This function supports Polyhedral surfaces.
This function supports Triangles and Triangulated Irregular Network Surfaces (TIN).
3D images were generated using PostGIS ST_AsX3D and rendering in HTML using X3Dom HTML Javascript rendering library.
SELECT ST_Buffer(ST_GeomFromText('POINT(100 90)'), 50, 'quad_segs=2'),0,0,30);
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ST_Extrude(ST_Buffer(ST_GeomFromText('POINT(100 90)'), 50, 'quad_segs=2'),0,0,30);
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SELECT ST_GeomFromText('LINESTRING(50 50, 100 90, 95 150)')
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SELECT ST_Extrude( ST_GeomFromText('LINESTRING(50 50, 100 90, 95 150)'),0,0,10));
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