GNU Radio C++ API
trellis_siso_combined_f.h
Go to the documentation of this file.
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/* -*- c++ -*- */
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/*
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* Copyright 2004 Free Software Foundation, Inc.
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*
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* This file is part of GNU Radio
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*
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* GNU Radio is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 3, or (at your option)
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* any later version.
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*
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* GNU Radio is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with GNU Radio; see the file COPYING. If not, write to
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* the Free Software Foundation, Inc., 51 Franklin Street,
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* Boston, MA 02110-1301, USA.
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*/
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#ifndef INCLUDED_TRELLIS_SISO_COMBINED_F_H
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#define INCLUDED_TRELLIS_SISO_COMBINED_F_H
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#include <
trellis_api.h
>
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#include "
fsm.h
"
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#include "
siso_type.h
"
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#include "
calc_metric.h
"
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#include "
core_algorithms.h
"
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#include <
gr_block.h
>
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class
trellis_siso_combined_f
;
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typedef
boost::shared_ptr<trellis_siso_combined_f>
trellis_siso_combined_f_sptr
;
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TRELLIS_API
trellis_siso_combined_f_sptr
trellis_make_siso_combined_f
(
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const
fsm
&
FSM
,
// underlying FSM
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int
K
,
// block size in trellis steps
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int
S0
,
// initial state (put -1 if not specified)
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int
SK
,
// final state (put -1 if not specified)
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bool
POSTI
,
// true if you want a-posteriori info about the input symbols to be mux-ed in the output
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bool
POSTO
,
// true if you want a-posteriori info about the output symbols to be mux-ed in the output
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trellis_siso_type_t
d_SISO_TYPE,
// perform "min-sum" or "sum-product" combining
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int
D
,
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const
std::vector<float> &
TABLE
,
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trellis_metric_type_t
TYPE
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);
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/*!
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* \ingroup coding_blk
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*/
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class
TRELLIS_API
trellis_siso_combined_f
:
public
gr_block
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{
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fsm
d_FSM;
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int
d_K;
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int
d_S0;
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int
d_SK;
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bool
d_POSTI;
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bool
d_POSTO;
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trellis_siso_type_t
d_SISO_TYPE;
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int
d_D;
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std::vector<float> d_TABLE;
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trellis_metric_type_t
d_TYPE;
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//std::vector<float> d_alpha;
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//std::vector<float> d_beta;
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friend
TRELLIS_API
trellis_siso_combined_f_sptr
trellis_make_siso_combined_f
(
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const
fsm
&FSM,
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int
K,
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int
S0,
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int
SK,
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bool
POSTI,
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bool
POSTO,
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trellis_siso_type_t
d_SISO_TYPE,
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int
D,
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const
std::vector<float> &TABLE,
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trellis_metric_type_t
TYPE);
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trellis_siso_combined_f
(
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const
fsm
&FSM,
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int
K,
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int
S0,
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int
SK,
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bool
POSTI,
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bool
POSTO,
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trellis_siso_type_t
d_SISO_TYPE,
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int
D,
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const
std::vector<float> &TABLE,
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trellis_metric_type_t
TYPE);
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public
:
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fsm
FSM
()
const
{
return
d_FSM; }
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int
K
()
const
{
return
d_K; }
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int
S0
()
const
{
return
d_S0; }
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int
SK
()
const
{
return
d_SK; }
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bool
POSTI
()
const
{
return
d_POSTI; }
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bool
POSTO
()
const
{
return
d_POSTO; }
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trellis_siso_type_t
SISO_TYPE
()
const
{
return
d_SISO_TYPE; }
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int
D
()
const
{
return
d_D; }
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std::vector<float>
TABLE
()
const
{
return
d_TABLE; }
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trellis_metric_type_t
TYPE
()
const
{
return
d_TYPE; }
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void
forecast
(
int
noutput_items,
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gr_vector_int
&ninput_items_required);
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int
general_work
(
int
noutput_items,
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gr_vector_int
&ninput_items,
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gr_vector_const_void_star
&input_items,
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gr_vector_void_star
&output_items);
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};
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#endif
gr-trellis
src
lib
trellis_siso_combined_f.h
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