PostGIS  2.2.7dev-r@@SVN_REVISION@@
Datum LWGEOM_dfullywithin3d ( PG_FUNCTION_ARGS  )

Definition at line 961 of file lwgeom_functions_basic.c.

References error_if_srid_mismatch(), LW_FALSE, lwgeom_from_gserialized(), lwgeom_maxdistance3d_tolerance(), and LWGEOM::srid.

962 {
963  double maxdist;
964  GSERIALIZED *geom1 = PG_GETARG_GSERIALIZED_P(0);
965  GSERIALIZED *geom2 = PG_GETARG_GSERIALIZED_P(1);
966  double tolerance = PG_GETARG_FLOAT8(2);
967  LWGEOM *lwgeom1 = lwgeom_from_gserialized(geom1);
968  LWGEOM *lwgeom2 = lwgeom_from_gserialized(geom2);
969 
970  if ( tolerance < 0 )
971  {
972  elog(ERROR,"Tolerance cannot be less than zero\n");
973  PG_RETURN_NULL();
974  }
975 
976  error_if_srid_mismatch(lwgeom1->srid, lwgeom2->srid);
977  maxdist = lwgeom_maxdistance3d_tolerance(lwgeom1, lwgeom2, tolerance);
978 
979  PG_FREE_IF_COPY(geom1, 0);
980  PG_FREE_IF_COPY(geom2, 1);
981 
982  /*If function is feed with empty geometries we should return false*/
983  if (maxdist>-1)
984  PG_RETURN_BOOL(tolerance >= maxdist);
985 
986  PG_RETURN_BOOL(LW_FALSE);
987 }
LWGEOM * lwgeom_from_gserialized(const GSERIALIZED *g)
Allocate a new LWGEOM from a GSERIALIZED.
void error_if_srid_mismatch(int srid1, int srid2)
Definition: lwutil.c:341
int32_t srid
Definition: liblwgeom.h:383
double lwgeom_maxdistance3d_tolerance(const LWGEOM *lw1, const LWGEOM *lw2, double tolerance)
Function handling 3d max distance calculations and dfullywithin calculations.
Definition: measures3d.c:302
#define LW_FALSE
Definition: liblwgeom.h:62

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