PostGIS  2.3.8dev-r@@SVN_REVISION@@

◆ geos_intersection()

Datum geos_intersection ( PG_FUNCTION_ARGS  )

Definition at line 1146 of file postgis/lwgeom_geos.c.

References geometry_serialize(), geos_difference(), lwgeom_free(), lwgeom_from_gserialized(), lwgeom_intersection(), and PG_FUNCTION_INFO_V1().

Referenced by ST_OffsetCurve().

1147 {
1148  GSERIALIZED *geom1;
1149  GSERIALIZED *geom2;
1150  GSERIALIZED *result;
1151  LWGEOM *lwgeom1, *lwgeom2, *lwresult ;
1152 
1153  geom1 = PG_GETARG_GSERIALIZED_P(0);
1154  geom2 = PG_GETARG_GSERIALIZED_P(1);
1155 
1156  lwgeom1 = lwgeom_from_gserialized(geom1) ;
1157  lwgeom2 = lwgeom_from_gserialized(geom2) ;
1158 
1159  lwresult = lwgeom_intersection(lwgeom1, lwgeom2) ;
1160  result = geometry_serialize(lwresult) ;
1161 
1162  lwgeom_free(lwgeom1) ;
1163  lwgeom_free(lwgeom2) ;
1164  lwgeom_free(lwresult) ;
1165 
1166  PG_FREE_IF_COPY(geom1, 0);
1167  PG_FREE_IF_COPY(geom2, 1);
1168 
1169  PG_RETURN_POINTER(result);
1170 }
LWGEOM * lwgeom_from_gserialized(const GSERIALIZED *g)
Allocate a new LWGEOM from a GSERIALIZED.
void lwgeom_free(LWGEOM *geom)
Definition: lwgeom.c:1063
LWGEOM * lwgeom_intersection(const LWGEOM *geom1, const LWGEOM *geom2)
GSERIALIZED * geometry_serialize(LWGEOM *lwgeom)
Here is the call graph for this function:
Here is the caller graph for this function: