/* * Copyright (C) 2015 Jared Boone, ShareBrained Technology, Inc. * Copyright (C) 2017 Furrtek * Copyright (C) 2024 Mark Thompson * * This file is part of PortaPack. * * This program 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 2, or (at your option) * any later version. * * This program 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 this program; see the file COPYING. If not, write to * the Free Software Foundation, Inc., 51 Franklin Street, * Boston, MA 02110-1301, USA. */ #ifndef __TONE_GEN_H__ #define __TONE_GEN_H__ #include <cstdint> #include <cstddef> class ToneGen { public: void configure(const uint32_t delta, const float tone_mix_weight); int32_t process(const int32_t sample_in); void configure_beep(const uint32_t freq, const uint32_t sample_rate); int16_t process_beep(); private: float input_mix_weight_{1}; float tone_mix_weight_{0}; float f_delta_{0.0}; float f_tone_phase_{0.0}; uint32_t delta_{0}; uint32_t tone_phase_{0}; }; #endif /* __TONE_GEN_H__ */