gidx_is_unknown()

bool gidx_is_unknown ( const GIDX *  a )

inline

Definition at line 157 of file gserialized_gist_nd.c.

{
        size_t size = VARSIZE(a) - VARHDRSZ;
        /* "unknown" gidx objects have a too-small size of one float */
        if ( size <= 0.0 )
                return true;
        return false;
}

Referenced by gidx_contains(), gidx_edge(), gidx_equals(), gidx_inter_volume(), gidx_merge(), gidx_overlaps(), gidx_union_edge(), gidx_union_volume(), gidx_volume(), and spatial_index_read_extent().

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