PostGIS  2.5.0dev-r@@SVN_REVISION@@

◆ LWGEOM_dfullywithin3d()

Datum LWGEOM_dfullywithin3d ( PG_FUNCTION_ARGS  )

Definition at line 980 of file lwgeom_functions_basic.c.

References error_if_srid_mismatch(), LW_FALSE, lwgeom_from_gserialized(), LWGEOM_maxdistance3d(), lwgeom_maxdistance3d_tolerance(), PG_FUNCTION_INFO_V1(), and LWGEOM::srid.

Referenced by LWGEOM_dwithin3d().

981 {
982  double maxdist;
983  GSERIALIZED *geom1 = PG_GETARG_GSERIALIZED_P(0);
984  GSERIALIZED *geom2 = PG_GETARG_GSERIALIZED_P(1);
985  double tolerance = PG_GETARG_FLOAT8(2);
986  LWGEOM *lwgeom1 = lwgeom_from_gserialized(geom1);
987  LWGEOM *lwgeom2 = lwgeom_from_gserialized(geom2);
988 
989  if ( tolerance < 0 )
990  {
991  elog(ERROR,"Tolerance cannot be less than zero\n");
992  PG_RETURN_NULL();
993  }
994 
995  error_if_srid_mismatch(lwgeom1->srid, lwgeom2->srid);
996  maxdist = lwgeom_maxdistance3d_tolerance(lwgeom1, lwgeom2, tolerance);
997 
998  PG_FREE_IF_COPY(geom1, 0);
999  PG_FREE_IF_COPY(geom2, 1);
1000 
1001  /*If function is feed with empty geometries we should return false*/
1002  if (maxdist>-1)
1003  PG_RETURN_BOOL(tolerance >= maxdist);
1004 
1005  PG_RETURN_BOOL(LW_FALSE);
1006 }
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:338
int32_t srid
Definition: liblwgeom.h:401
double lwgeom_maxdistance3d_tolerance(const LWGEOM *lw1, const LWGEOM *lw2, double tolerance)
Function handling 3d max distance calculations and dfullywithin calculations.
Definition: measures3d.c:326
#define LW_FALSE
Definition: liblwgeom.h:76
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