mirror of
https://github.com/eried/portapack-mayhem.git
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61 lines
2.0 KiB
C++
61 lines
2.0 KiB
C++
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/*
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* Copyright (C) 2023 Kyle Reed
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*
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* This file is part of PortaPack.
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*
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* This program 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 2, or (at your option)
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* any later version.
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*
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* This program 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 this program; 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 __RADIO_STATE_H__
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#define __RADIO_STATE_H__
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#include <type_traits>
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#include <utility>
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#include "portapack.hpp"
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#include "receiver_model.hpp"
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#include "transmitter_model.hpp"
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/* Stashes current radio bandwidth and sampling rate.
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* Inits to defaults, and restores previous when destroyed.
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* NB: This member must be added before SettingsManager. */
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template <typename TModel, TModel* model>
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class RadioState {
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public:
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RadioState()
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: RadioState(max2837::filter::bandwidth_minimum, 3072000) {
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}
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RadioState(uint32_t new_bandwidth, uint32_t new_sampling_rate)
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: prev_bandwidth_{model->baseband_bandwidth()},
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prev_sampling_rate_{model->sampling_rate()} {
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model->set_baseband_bandwidth(new_bandwidth);
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model->set_sampling_rate(new_sampling_rate);
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}
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~RadioState() {
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model->set_baseband_bandwidth(prev_bandwidth_);
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model->set_sampling_rate(prev_sampling_rate_);
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}
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private:
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const uint32_t prev_bandwidth_;
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const uint32_t prev_sampling_rate_;
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};
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using RxRadioState = RadioState<ReceiverModel, &portapack::receiver_model>;
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using TxRadioState = RadioState<TransmitterModel, &portapack::transmitter_model>;
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#endif // __RADIO_STATE_H__
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