<?xml version="1.0"?>

<!--

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##Trellis Metrics

###################################################

 -->

<block>

        <name>Trellis Metrics</name>

        <key>trellis_metrics_x</key>

        <import>from gnuradio import trellis</import>

        <make>trellis.metrics_$(type)($card, $dim, $table, $metric_type)</make>

        <callback>set_TABLE($table)</callback>

        <param>

                <name>Type</name>

                <key>type</key>

                <type>enum</type>

                <option>

                        <name>Complex</name>

                        <key>c</key>

                        <opt>io:complex</opt>

                        <opt>table:complex_vector</opt>

                </option>

                <option>

                        <name>Float</name>

                        <key>f</key>

                        <opt>io:float</opt>

                        <opt>table:real_vector</opt>

                </option>

                <option>

                        <name>Int</name>

                        <key>i</key>

                        <opt>io:int</opt>

                        <opt>table:int_vector</opt>

                </option>

                <option>

                        <name>Short</name>

                        <key>s</key>

                        <opt>io:short</opt>

                        <opt>table:int_vector</opt>

                </option>

        </param>

        <param>

                <name>Output Cardinality</name>

                <key>card</key>

                <type>int</type>

        </param>

        <param>

                <name>Dimensionality</name>

                <key>dim</key>

                <type>int</type>

        </param>

        <param>

                <name>Constellation</name>

                <key>table</key>

                <type>$type.table</type>

        </param>

        <param>

                <name>Metric Type</name>

                <key>metric_type</key>

                <type>enum</type>

                <option>

                        <name>Euclidean</name>

                        <key>trellis.TRELLIS_EUCLIDEAN</key>

                </option>

                <option>

                        <name>Hard Symbol</name>

                        <key>trellis.TRELLIS_HARD_SYMBOL</key>

                </option>

                <option>

                        <name>Hard Bit</name>

                        <key>trellis.TRELLIS_HARD_BIT</key>

                </option>

        </param>

        <sink>

                <name>in</name>

                <type>$type.io</type>

        </sink>

        <source>

                <name>out</name>

                <type>float</type>

        </source>

        <doc>

Generate metrics required for Viterbi or SISO algorithms.

        </doc>

</block>