CG_Extrude — 표면을 관련 입체로 돌출시킵니다.
geometry CG_Extrude(
geometry geom, float x, float y, float z)
;
Availability: 3.5.0
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).
PostGIS ST_AsX3D 를 통해 3차원 영상을 생성한 다음 X3Dom HTML 자바스크립트 렌더링 라이브러리 를 이용해서 HTML로 렌더링합니다.
SELECT ST_Buffer(ST_GeomFromText('POINT(100 90)'), 50, 'quad_segs=2'),0,0,30);
|
CG_Extrude(ST_Buffer(ST_GeomFromText('POINT(100 90)'), 50, 'quad_segs=2'),0,0,30);
|
SELECT ST_GeomFromText('LINESTRING(50 50, 100 90, 95 150)')
|
SELECT CG_Extrude( ST_GeomFromText('LINESTRING(50 50, 100 90, 95 150)'),0,0,10));
|