analyze_geometry_flags()

static void analyze_geometry_flags ( struct geobuf_agg_context *  ctx, LWGEOM *  lwgeom  )

static

Definition at line 496 of file geobuf.c.

{
        if (!ctx->has_dimensions) {
                if (FLAGS_GET_Z(lwgeom->flags) || FLAGS_GET_M(lwgeom->flags))
                        ctx->dimensions = 3;
                else if (FLAGS_GET_ZM(lwgeom->flags))
                        ctx->dimensions = 4;
                else
                        ctx->dimensions = 2;
                ctx->has_dimensions = 1;
        }
}

References geobuf_agg_context::dimensions, LWGEOM::flags, FLAGS_GET_M, FLAGS_GET_Z, FLAGS_GET_ZM, and geobuf_agg_context::has_dimensions.

Referenced by geobuf_agg_transfn().

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