ST_NumCurves()

Datum ST_NumCurves

(

PG_FUNCTION_ARGS

)

Definition at line 152 of file lwgeom_sqlmm.c.

{
        GSERIALIZED *geom = PG_GETARG_GSERIALIZED_P(0);
        LWCOMPOUND *lwcmp = lwgeom_as_lwcompound(lwgeom_from_gserialized(geom));
        if (!lwcmp)
                PG_RETURN_NULL();
 
        PG_RETURN_INT32(lwcompound_num_curves(lwcmp));
}

References lwcompound_num_curves(), lwgeom_as_lwcompound(), and lwgeom_from_gserialized().

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