PostGIS  2.3.8dev-r@@SVN_REVISION@@

◆ sfcgal_triangulate()

Datum sfcgal_triangulate ( PG_FUNCTION_ARGS  )

Definition at line 364 of file postgis/lwgeom_sfcgal.c.

References gserialized_get_srid(), PG_FUNCTION_INFO_V1(), POSTGIS2SFCGALGeometry(), sfcgal_force_lhr(), sfcgal_postgis_init(), and SFCGALGeometry2POSTGIS().

Referenced by sfcgal_tesselate().

365 {
366  GSERIALIZED *input, *output;
367  sfcgal_geometry_t *geom;
368  sfcgal_geometry_t *result;
369  srid_t srid;
370 
372 
373  input = PG_GETARG_GSERIALIZED_P(0);
374  srid = gserialized_get_srid(input);
375  geom = POSTGIS2SFCGALGeometry(input);
376  PG_FREE_IF_COPY(input, 0);
377 
378  result = sfcgal_geometry_triangulate_2dz(geom);
379  sfcgal_geometry_delete(geom);
380 
381  output = SFCGALGeometry2POSTGIS(result, 0, srid);
382  sfcgal_geometry_delete(result);
383 
384  PG_RETURN_POINTER(output);
385 }
sfcgal_geometry_t * POSTGIS2SFCGALGeometry(GSERIALIZED *pglwgeom)
GSERIALIZED * SFCGALGeometry2POSTGIS(const sfcgal_geometry_t *geom, int force3D, int SRID)
void sfcgal_postgis_init(void)
int32_t gserialized_get_srid(const GSERIALIZED *s)
Extract the SRID from the serialized form (it is packed into three bytes so this is a handy function)...
Definition: g_serialized.c:83
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