PostGIS  2.5.1dev-r@@SVN_REVISION@@

◆ sfcgal_tesselate()

Datum sfcgal_tesselate ( PG_FUNCTION_ARGS  )

Definition at line 340 of file postgis/lwgeom_sfcgal.c.

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

Referenced by sfcgal_distance3D().

341 {
342  GSERIALIZED *input, *output;
343  sfcgal_geometry_t *geom;
344  sfcgal_geometry_t *result;
345  srid_t srid;
346 
348 
349  input = PG_GETARG_GSERIALIZED_P(0);
350  srid = gserialized_get_srid(input);
351  geom = POSTGIS2SFCGALGeometry(input);
352  PG_FREE_IF_COPY(input, 0);
353 
354  result = sfcgal_geometry_tesselate(geom);
355  sfcgal_geometry_delete(geom);
356 
357  output = SFCGALGeometry2POSTGIS(result, 0, srid);
358  sfcgal_geometry_delete(result);
359 
360  PG_RETURN_POINTER(output);
361 }
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:99
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