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/* -*- c++ -*- */
/*
* Copyright 2006,2007 Free Software Foundation, Inc.
*
* This file is part of GNU Radio
*
* GNU Radio is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 3, or (at your option)
* any later version.
*
* GNU Radio is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with GNU Radio; see the file COPYING. If not, write to
* the Free Software Foundation, Inc., 51 Franklin Street,
* Boston, MA 02110-1301, USA.
*/
#ifndef INCLUDED_GR_FLAT_FLOWGRAPH_H
#define INCLUDED_GR_FLAT_FLOWGRAPH_H
#include <gr_runtime_api.h>
#include <gr_flowgraph.h>
#include <gr_block.h>
// Create a shared pointer to a heap allocated gr_flat_flowgraph
// (types defined in gr_runtime_types.h)
GR_RUNTIME_API gr_flat_flowgraph_sptr gr_make_flat_flowgraph();
/*!
*\brief Class specializing gr_flat_flowgraph that has all nodes
* as gr_blocks, with no hierarchy
* \ingroup internal
*/
class GR_RUNTIME_API gr_flat_flowgraph : public gr_flowgraph
{
public:
friend GR_RUNTIME_API gr_flat_flowgraph_sptr gr_make_flat_flowgraph();
// Destruct an arbitrary gr_flat_flowgraph
~gr_flat_flowgraph();
// Wire gr_blocks together in new flat_flowgraph
void setup_connections();
// Merge applicable connections from existing flat flowgraph
void merge_connections(gr_flat_flowgraph_sptr sfg);
// Return a string list of edges
std::string edge_list();
void dump();
/*!
* Make a vector of gr_block from a vector of gr_basic_block
*/
static gr_block_vector_t make_block_vector(gr_basic_block_vector_t &blocks);
void replace_endpoint(const gr_msg_endpoint &e, const gr_msg_endpoint &r, bool is_src);
void clear_endpoint(const gr_msg_endpoint &e, bool is_src);
/*!
* Enables export of perf. counters to ControlPort on all blocks in
* the flowgraph.
*/
void enable_pc_rpc();
private:
gr_flat_flowgraph();
gr_block_detail_sptr allocate_block_detail(gr_basic_block_sptr block);
gr_buffer_sptr allocate_buffer(gr_basic_block_sptr block, int port);
void connect_block_inputs(gr_basic_block_sptr block);
/* When reusing a flowgraph's blocks, this call makes sure all of the
* buffer's are aligned at the machine's alignment boundary and tells
* the blocks that they are aligned.
*
* Called from both setup_connections and merge_connections for
* start and restarts.
*/
void setup_buffer_alignment(gr_block_sptr block);
};
#endif /* INCLUDED_GR_FLAT_FLOWGRAPH_H */
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