PostGIS  2.5.0dev-r@@SVN_REVISION@@

◆ sfcgal_intersection3D()

Datum sfcgal_intersection3D ( PG_FUNCTION_ARGS  )

Definition at line 501 of file postgis/lwgeom_sfcgal.c.

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

Referenced by sfcgal_intersection().

502 {
503  GSERIALIZED *input0, *input1, *output;
504  sfcgal_geometry_t *geom0, *geom1;
505  sfcgal_geometry_t *result;
506  srid_t srid;
507 
509 
510  input0 = PG_GETARG_GSERIALIZED_P(0);
511  srid = gserialized_get_srid(input0);
512  input1 = PG_GETARG_GSERIALIZED_P(1);
513  geom0 = POSTGIS2SFCGALGeometry(input0);
514  PG_FREE_IF_COPY(input0, 0);
515  geom1 = POSTGIS2SFCGALGeometry(input1);
516  PG_FREE_IF_COPY(input1, 1);
517 
518  result = sfcgal_geometry_intersection_3d(geom0, geom1);
519  sfcgal_geometry_delete(geom0);
520  sfcgal_geometry_delete(geom1);
521 
522  output = SFCGALGeometry2POSTGIS(result, 0, srid);
523  sfcgal_geometry_delete(result);
524 
525  PG_RETURN_POINTER(output);
526 }
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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