PostGIS  2.5.0dev-r@@SVN_REVISION@@
Datum sfcgal_tesselate ( PG_FUNCTION_ARGS  )

Definition at line 339 of file postgis/lwgeom_sfcgal.c.

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

340 {
341  GSERIALIZED *input, *output;
342  sfcgal_geometry_t *geom;
343  sfcgal_geometry_t *result;
344  srid_t srid;
345 
347 
348  input = PG_GETARG_GSERIALIZED_P(0);
349  srid = gserialized_get_srid(input);
350  geom = POSTGIS2SFCGALGeometry(input);
351  PG_FREE_IF_COPY(input, 0);
352 
353  result = sfcgal_geometry_tesselate(geom);
354  sfcgal_geometry_delete(geom);
355 
356  output = SFCGALGeometry2POSTGIS(result, 0, srid);
357  sfcgal_geometry_delete(result);
358 
359  PG_RETURN_POINTER(output);
360 }
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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