PostGIS  2.5.0dev-r@@SVN_REVISION@@

◆ intersects3d_dwithin()

Datum intersects3d_dwithin ( PG_FUNCTION_ARGS  )

Definition at line 222 of file lwgeom_backend_api.c.

References error_if_srid_mismatch(), lwgeom_from_gserialized(), lwgeom_mindistance3d_tolerance(), and LWGEOM::srid.

Referenced by intersects3d().

223 {
224  double mindist;
225  GSERIALIZED *geom1 = PG_GETARG_GSERIALIZED_P(0);
226  GSERIALIZED *geom2 = PG_GETARG_GSERIALIZED_P(1);
227  LWGEOM *lwgeom1 = lwgeom_from_gserialized(geom1);
228  LWGEOM *lwgeom2 = lwgeom_from_gserialized(geom2);
229 
230  error_if_srid_mismatch(lwgeom1->srid, lwgeom2->srid);
231 
232  mindist = lwgeom_mindistance3d_tolerance(lwgeom1,lwgeom2,0.0);
233 
234  PG_FREE_IF_COPY(geom1, 0);
235  PG_FREE_IF_COPY(geom2, 1);
236  /*empty geometries cases should be right handled since return from underlying
237  functions should be FLT_MAX which causes false as answer*/
238  PG_RETURN_BOOL(0.0 == mindist);
239 }
double lwgeom_mindistance3d_tolerance(const LWGEOM *lw1, const LWGEOM *lw2, double tolerance)
Function handling 3d min distance calculations and dwithin calculations.
Definition: measures3d.c:363
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
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