ST_ForcePolygonCCW()

Datum ST_ForcePolygonCCW

(

PG_FUNCTION_ARGS

)

Definition at line 1943 of file lwgeom_functions_basic.c.

{
        GSERIALIZED *ingeom, *outgeom;
        LWGEOM *lwgeom;
 
        POSTGIS_DEBUG(2, "ST_ForcePolygonCCW called");
 
        ingeom = PG_GETARG_GSERIALIZED_P_COPY(0);
 
        lwgeom = lwgeom_from_gserialized(ingeom);
        lwgeom_force_counterclockwise(lwgeom);
 
        outgeom = geometry_serialize(lwgeom);
 
        lwgeom_free(lwgeom);
        PG_FREE_IF_COPY(ingeom, 0);
        PG_RETURN_POINTER(outgeom);
}

References lwgeom_force_counterclockwise(), lwgeom_free(), and lwgeom_from_gserialized().

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