PostGIS 3.0.6dev-r@@SVN_REVISION@@
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◆ sfcgal_tesselate()

Datum sfcgal_tesselate ( PG_FUNCTION_ARGS  )

Definition at line 209 of file postgis/lwgeom_sfcgal.c.

210{
211 GSERIALIZED *input, *output;
212 sfcgal_geometry_t *geom;
213 sfcgal_geometry_t *result;
214 srid_t srid;
215
217
218 input = PG_GETARG_GSERIALIZED_P(0);
219 srid = gserialized_get_srid(input);
220 geom = POSTGIS2SFCGALGeometry(input);
221 PG_FREE_IF_COPY(input, 0);
222
223 result = sfcgal_geometry_tesselate(geom);
224 sfcgal_geometry_delete(geom);
225
226 output = SFCGALGeometry2POSTGIS(result, 0, srid);
227 sfcgal_geometry_delete(result);
228
229 PG_RETURN_POINTER(output);
230}
int32_t gserialized_get_srid(const GSERIALIZED *g)
Extract the SRID from the serialized form (it is packed into three bytes so this is a handy function)...
sfcgal_geometry_t * POSTGIS2SFCGALGeometry(GSERIALIZED *pglwgeom)
GSERIALIZED * SFCGALGeometry2POSTGIS(const sfcgal_geometry_t *geom, int force3D, int32_t SRID)
void sfcgal_postgis_init(void)

References gserialized_get_srid(), POSTGIS2SFCGALGeometry(), sfcgal_postgis_init(), and SFCGALGeometry2POSTGIS().

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