baz_native_callback.h
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/* -*- c++ -*- */
/*
* Copyright 2004,2013 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.
*/
/*
* gr-baz by Balint Seeber (http://spench.net/contact)
* Information, documentation & samples: http://wiki.spench.net/wiki/gr-baz
*/
#ifndef INCLUDED_BAZ_NATIVE_CALLBACK_X_H
#define INCLUDED_BAZ_NATIVE_CALLBACK_X_H
#include <gnuradio/sync_block.h>
class BAZ_API baz_native_callback_x;
/*
* We use boost::shared_ptr's instead of raw pointers for all access
* to gr::blocks (and many other data structures). The shared_ptr gets
* us transparent reference counting, which greatly simplifies storage
* management issues. This is especially helpful in our hybrid
* C++ / Python system.
*
* See http://www.boost.org/libs/smart_ptr/smart_ptr.htm
*
* As a convention, the _sptr suffix indicates a boost::shared_ptr
*/
typedef boost::shared_ptr<baz_native_callback_x> baz_native_callback_x_sptr;
class BAZ_API baz_native_callback_target
{
public:
virtual void callback(float f, unsigned long samples_processed)=0; // FIXME: Item size
virtual ~baz_native_callback_target() {};
};
//typedef boost::shared_ptr<baz_native_callback_target> baz_native_callback_target_sptr;
#define baz_native_callback_target_sptr gr::basic_block_sptr
/*!
* \brief Return a shared_ptr to a new instance of baz_native_callback_x.
*
* To avoid accidental use of raw pointers, baz_native_callback_x's
* constructor is private. howto_make_square2_ff is the public
* interface for creating new instances.
*/
BAZ_API baz_native_callback_x_sptr baz_make_native_callback_x (int size, baz_native_callback_target_sptr target, bool threshold_enable=false, float threshold_level=0.0);
/*!
* \brief square2 a stream of floats.
* \ingroup block
*
* This uses the preferred technique: subclassing gr::sync_block.
*/
class BAZ_API baz_native_callback_x : public gr::sync_block
{
private:
// The friend declaration allows howto_make_square2_ff to
// access the private constructor.
friend baz_native_callback_x_sptr baz_make_native_callback_x (int size, baz_native_callback_target_sptr target, bool threshold_enable, float threshold_level);
baz_native_callback_x (int size, baz_native_callback_target_sptr target, bool threshold_enable, float threshold_level); // private constructor
int d_size;
baz_native_callback_target_sptr d_target;
bool d_threshold_enable;
float d_threshold_level;
bool d_triggered;
unsigned long d_samples_processed;
public:
~baz_native_callback_x (); // public destructor
void set_size(int size);
void set_target(baz_native_callback_target_sptr target);
void set_threshold_enable(bool enable);
void set_threshold_level(float threshold_level);
inline int size() const
{ return d_size; }
// Target
inline bool threshold_enable() const
{ return d_threshold_enable; }
inline float threshold_level() const
{ return d_threshold_level; }
int work (int noutput_items,
gr_vector_const_void_star &input_items,
gr_vector_void_star &output_items);
};
#endif /* INCLUDED_BAZ_NATIVE_CALLBACK_X_H */
BAZ_API
#define BAZ_API
Definition api.h:19
baz_make_native_callback_x
BAZ_API baz_native_callback_x_sptr baz_make_native_callback_x(int size, baz_native_callback_target_sptr target, bool threshold_enable=false, float threshold_level=0.0)
Return a shared_ptr to a new instance of baz_native_callback_x.
baz_native_callback_target
Definition baz_native_callback.h:49
baz_native_callback_target::~baz_native_callback_target
virtual ~baz_native_callback_target()
Definition baz_native_callback.h:52
baz_native_callback_target::callback
virtual void callback(float f, unsigned long samples_processed)=0
baz_native_callback_x
square2 a stream of floats.
Definition baz_native_callback.h:74
baz_native_callback_x::baz_make_native_callback_x
friend baz_native_callback_x_sptr baz_make_native_callback_x(int size, baz_native_callback_target_sptr target, bool threshold_enable, float threshold_level)
Return a shared_ptr to a new instance of baz_native_callback_x.
baz_native_callback_x::set_threshold_level
void set_threshold_level(float threshold_level)
baz_native_callback_x::work
int work(int noutput_items, gr_vector_const_void_star &input_items, gr_vector_void_star &output_items)
baz_native_callback_x::threshold_level
float threshold_level() const
Definition baz_native_callback.h:104
baz_native_callback_x::set_target
void set_target(baz_native_callback_target_sptr target)
baz_native_callback_x::set_threshold_enable
void set_threshold_enable(bool enable)
baz_native_callback_x::threshold_enable
bool threshold_enable() const
Definition baz_native_callback.h:102
baz_native_callback_x::~baz_native_callback_x
~baz_native_callback_x()
baz_native_callback_x::size
int size() const
Definition baz_native_callback.h:99
baz_native_callback_x::set_size
void set_size(int size)