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73 lines
2.3 KiB
73 lines
2.3 KiB
5 months ago
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/*
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synth_dexed
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synth_dexed is a port of the Dexed sound engine (https://github.com/asb2m10/dexed)
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as library for the Teensy-3.5/3.6/4.x with an audio shield.
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Dexed ist heavily based on https://github.com/google/music-synthesizer-for-android
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(c)2018-2021 H. Wirtz <wirtz@parasitstudio.de>
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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 3 of the License, or
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(at your option) any later version.
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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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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software Foundation,
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Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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#pragma once
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#include "dexed.h"
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#if defined(TEENSYDUINO)
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#include <AudioStream.h>
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#endif
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#include <stdint.h>
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#define SYNTH_DEXED_VERSION "1.0.1"
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//#define DEBUG 1
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#define SAMPLE_RATE 44100
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#define TRANSPOSE_FIX 24
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#define VOICE_SILENCE_LEVEL 1100
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#define PB_RANGE_DEFAULT 1
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#define PB_STEP_DEFAULT 0
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#define MW_RANGE_DEFAULT 50
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#define MW_ASSIGN_DEFAULT 0 // Bitmapped: 0: Pitch, 1: Amp, 2: Bias
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#define MW_MODE_DEFAULT 0
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#define FC_RANGE_DEFAULT 50
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#define FC_ASSIGN_DEFAULT 0 // Bitmapped: 0: Pitch, 1: Amp, 2: Bias
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#define FC_MODE_DEFAULT 0
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#define BC_RANGE_DEFAULT 50
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#define BC_ASSIGN_DEFAULT 0 // Bitmapped: 0: Pitch, 1: Amp, 2: Bias
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#define BC_MODE_DEFAULT 0
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#define AT_RANGE_DEFAULT 50
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#define AT_ASSIGN_DEFAULT 0 // Bitmapped: 0: Pitch, 1: Amp, 2: Bias
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#define AT_MODE_DEFAULT 0
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#define PORTAMENTO_MODE_DEFAULT 0 // 0: Retain, 1: Follow
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#define PORTAMENTO_GLISSANDO_DEFAULT 0
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#define PORTAMENTO_TIME_DEFAULT 0
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//#define USE_SIMPLE_COMPRESSOR 1
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#if defined(TEENSYDUINO)
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class AudioSynthDexed : public AudioStream, public Dexed
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{
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public:
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AudioSynthDexed(uint8_t max_notes, uint16_t sample_rate) : AudioStream(0, NULL), Dexed(max_notes,sample_rate) { };
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protected:
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const uint16_t audio_block_time_us = 1000000 / (SAMPLE_RATE / AUDIO_BLOCK_SAMPLES);
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volatile bool in_update = false;
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void update(void);
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};
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#endif
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