mirror of https://github.com/gnss-sdr/gnss-sdr
137 lines
4.5 KiB
C++
137 lines
4.5 KiB
C++
/*!
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* \file gnss_circular_deque.h
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* \brief This class implements a circular deque for Gnss_Synchro
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*
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* \author Antonio Ramos, 2018. antonio.ramosdet(at)gmail.com
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*
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* Detailed description of the file here if needed.
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*
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* -------------------------------------------------------------------------
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*
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* Copyright (C) 2010-2018 (see AUTHORS file for a list of contributors)
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*
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* GNSS-SDR is a software defined Global Navigation
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* Satellite Systems receiver
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*
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* This file is part of GNSS-SDR.
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*
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* GNSS-SDR 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 of the License, or
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* (at your option) any later version.
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*
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* GNSS-SDR 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 GNSS-SDR. If not, see <https://www.gnu.org/licenses/>.
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*
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* -------------------------------------------------------------------------
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*/
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#ifndef GNSS_SDR_CIRCULAR_DEQUE_H_
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#define GNSS_SDR_CIRCULAR_DEQUE_H_
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#include <boost/circular_buffer.hpp>
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#include <vector>
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template <class T>
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class Gnss_circular_deque
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{
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public:
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Gnss_circular_deque(); // Default constructor
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Gnss_circular_deque(const unsigned int max_size, const unsigned int nchann); // nchann = number of channels; max_size = channel capacity
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unsigned int size(const unsigned int ch); // Returns the number of available elements in a channel
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T& at(const unsigned int ch, const unsigned int pos); // Returns a reference to an element
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T& front(const unsigned int ch); // Returns a reference to the first element in the deque
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T& back(const unsigned int ch); // Returns a reference to the last element in the deque
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void push_back(const unsigned int ch, const T& new_data); // Inserts an element at the end of the deque
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void pop_front(const unsigned int ch); // Removes the first element of the deque
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void clear(const unsigned int ch); // Removes all the elements of the deque (Sets size to 0). Capacity is not modified
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void reset(const unsigned int max_size, const unsigned int nchann); // Removes all the elements in all the channels. Re-sets the number of channels and their capacity
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void reset(); // Removes all the channels (Sets nchann to 0)
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private:
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std::vector<boost::circular_buffer<T>> d_data;
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};
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template <class T>
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Gnss_circular_deque<T>::Gnss_circular_deque()
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{
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reset();
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}
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template <class T>
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Gnss_circular_deque<T>::Gnss_circular_deque(const unsigned int max_size, const unsigned int nchann)
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{
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reset(max_size, nchann);
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}
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template <class T>
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unsigned int Gnss_circular_deque<T>::size(const unsigned int ch)
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{
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return d_data.at(ch).size();
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}
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template <class T>
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T& Gnss_circular_deque<T>::back(const unsigned int ch)
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{
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return d_data.at(ch).back();
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}
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template <class T>
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T& Gnss_circular_deque<T>::front(const unsigned int ch)
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{
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return d_data.at(ch).front();
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}
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template <class T>
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T& Gnss_circular_deque<T>::at(const unsigned int ch, const unsigned int pos)
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{
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return d_data.at(ch).at(pos);
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}
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template <class T>
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void Gnss_circular_deque<T>::clear(const unsigned int ch)
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{
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d_data.at(ch).clear();
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}
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template <class T>
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void Gnss_circular_deque<T>::reset(const unsigned int max_size, const unsigned int nchann)
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{
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d_data.clear();
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if (max_size > 0 and nchann > 0)
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{
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for (unsigned int i = 0; i < nchann; i++)
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{
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d_data.push_back(boost::circular_buffer<T>(max_size));
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}
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}
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}
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template <class T>
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void Gnss_circular_deque<T>::reset()
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{
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d_data.clear();
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}
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template <class T>
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void Gnss_circular_deque<T>::pop_front(const unsigned int ch)
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{
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d_data.at(ch).pop_front();
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}
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template <class T>
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void Gnss_circular_deque<T>::push_back(const unsigned int ch, const T& new_data)
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{
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d_data.at(ch).push_back(new_data);
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}
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#endif /* GNSS_SDR_CIRCULAR_DEQUE_H_ */
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