gbox_ndims()

static int gbox_ndims ( const GBOX *  gbox )

static

Given that geodetic boxes are X/Y/Z regardless of the underlying geometry dimensionality and other boxes are guided by HAS_Z/HAS_M in their dimesionality, we have a little utility function to make it easy.

Definition at line 291 of file gserialized_estimate.c.

{
        int dims = 2;
        if ( FLAGS_GET_GEODETIC(gbox->flags) )
                return 3;
        if ( FLAGS_GET_Z(gbox->flags) )
                dims++;
        if ( FLAGS_GET_M(gbox->flags) )
                dims++;
        return dims;
}

References GBOX::flags, FLAGS_GET_GEODETIC, FLAGS_GET_M, and FLAGS_GET_Z.

Referenced by compute_gserialized_stats_mode(), and estimate_selectivity().

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