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https://github.com/portapack-mayhem/mayhem-firmware.git
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033c4e9a5b
* Updated style * Updated files * fixed new line * Updated spacing * File fix WIP * Updated to clang 13 * updated comment style * Removed old comment code
68 lines
2.3 KiB
C++
68 lines
2.3 KiB
C++
/*
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* Copyright (C) 2015 Jared Boone, ShareBrained Technology, Inc.
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* Copyright (C) 2017 Furrtek
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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 __TONE_GEN_H__
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#define __TONE_GEN_H__
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#include <cstdint>
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#include <cstddef>
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class ToneGen {
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public:
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enum tone_type { sine,
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square }; // TODO: Added for Radio Sonde.cpp PR 376, 381 , we need to check if keep or not.
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/*ToneGen(const size_t sample_rate
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) : sample_rate_ { sample_rate }
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{};*/
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void configure(const uint32_t delta, const float tone_mix_weight);
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void configure(const uint32_t freq, const float tone_mix_weight, const tone_type tone_type, const uint32_t sample_rate);
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int32_t process(const int32_t sample_in);
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int32_t process_square(const int32_t sample_in);
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private:
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tone_type current_tone_type_{sine};
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float input_mix_weight_{1};
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float tone_mix_weight_{0};
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uint32_t delta_{0};
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uint32_t tone_phase_{0};
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// uint8_t delta_ { 0 }; // TODO: Added for Radio Sonde.cpp PR 376, 381 , we need to check if keep or not.
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// uint8_t tone_phase_ { 0 }; // TODO: Added for Radio Sonde.cpp PR 376, 381 , we need to check if keep or not.
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/**
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* Generator function which selects every other sample from the reference sine waveform to the output sample:
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*/
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int32_t tone_sine(); // TODO: Added for Radio Sonde.cpp PR 376, 381 , we need to check if keep or not.
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/**
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* Generator function for square waves:
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*/
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int32_t tone_square(); // TODO: Added for Radio Sonde.cpp PR 376, 381 , we need to check if keep or not.
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};
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#endif /* __TONE_GEN_H__ */
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