/* MicroDexed MicroDexed is a port of the Dexed sound engine (https://github.com/asb2m10/dexed) for the Teensy-3.5/3.6/4.x with audio shield. Dexed ist heavily based on https://github.com/google/music-synthesizer-for-android (c)2018-2021 H. Wirtz 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 3 of the License, 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; if not, write to the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA */ //#define DISABLE_DEXED_COMPRESSOR 1 #ifndef DEXED_H_INCLUDED #define DEXED_H_INCLUDED #include #include #include #if defined(TEENSYDUINO) #include #endif #include "fm_op_kernel.h" #include "synth.h" #include "env.h" #include "aligned_buf.h" #include "pitchenv.h" #include "controllers.h" #include "dx7note.h" #include "lfo.h" #include "PluginFx.h" #include "compressor.h" #include "EngineMkI.h" #include "EngineOpl.h" #define NUM_VOICE_PARAMETERS 156 struct ProcessorVoice { int16_t midi_note; uint8_t velocity; int16_t porta; bool keydown; bool sustained; bool live; uint32_t key_pressed_timer; Dx7Note *dx7_note; }; enum DexedVoiceOPParameters { DEXED_OP_EG_R1, // 0 DEXED_OP_EG_R2, // 1 DEXED_OP_EG_R3, // 2 DEXED_OP_EG_R4, // 3 DEXED_OP_EG_L1, // 4 DEXED_OP_EG_L2, // 5 DEXED_OP_EG_L3, // 6 DEXED_OP_EG_L4, // 7 DEXED_OP_LEV_SCL_BRK_PT, // 8 DEXED_OP_SCL_LEFT_DEPTH, // 9 DEXED_OP_SCL_RGHT_DEPTH, // 10 DEXED_OP_SCL_LEFT_CURVE, // 11 DEXED_OP_SCL_RGHT_CURVE, // 12 DEXED_OP_OSC_RATE_SCALE, // 13 DEXED_OP_AMP_MOD_SENS, // 14 DEXED_OP_KEY_VEL_SENS, // 15 DEXED_OP_OUTPUT_LEV, // 16 DEXED_OP_OSC_MODE, // 17 DEXED_OP_FREQ_COARSE, // 18 DEXED_OP_FREQ_FINE, // 19 DEXED_OP_OSC_DETUNE // 20 }; #define DEXED_VOICE_OFFSET 126 enum DexedVoiceParameters { DEXED_PITCH_EG_R1, // 0 DEXED_PITCH_EG_R2, // 1 DEXED_PITCH_EG_R3, // 2 DEXED_PITCH_EG_R4, // 3 DEXED_PITCH_EG_L1, // 4 DEXED_PITCH_EG_L2, // 5 DEXED_PITCH_EG_L3, // 6 DEXED_PITCH_EG_L4, // 7 DEXED_ALGORITHM, // 8 DEXED_FEEDBACK, // 9 DEXED_OSC_KEY_SYNC, // 10 DEXED_LFO_SPEED, // 11 DEXED_LFO_DELAY, // 12 DEXED_LFO_PITCH_MOD_DEP, // 13 DEXED_LFO_AMP_MOD_DEP, // 14 DEXED_LFO_SYNC, // 15 DEXED_LFO_WAVE, // 16 DEXED_LFO_PITCH_MOD_SENS, // 17 DEXED_TRANSPOSE, // 18 DEXED_NAME // 19 }; enum ADSR { ATTACK, DECAY, SUSTAIN, RELEASE }; enum OPERATORS { OP1, OP2, OP3, OP4, OP5, OP6 }; enum CONTROLLER_ASSIGN { NONE, PITCH, AMP, PITCH_AMP, EG, PITCH_EG, AMP_EG, PITCH_AMP_EG }; enum PORTAMENTO_MODE { RETAIN, FOLLOW }; enum ON_OFF { OFF, ON }; enum VELOCITY_SCALES { MIDI_VELOCITY_SCALING_OFF, MIDI_VELOCITY_SCALING_DX7, MIDI_VELOCITY_SCALING_DX7II }; enum ENGINES { MSFA, MKI, OPL }; // GLOBALS //============================================================================== class Dexed { public: Dexed(uint8_t maxnotes, int rate); ~Dexed(); // Global methods void activate(void); void deactivate(void); bool getMonoMode(void); void setMonoMode(bool mode); void setNoteRefreshMode(bool mode); void setMaxNotes(uint8_t n); uint8_t getMaxNotes(void); void doRefreshVoice(void); void setOPAll(uint8_t ops); bool decodeVoice(uint8_t* data, uint8_t* encoded_data); bool encodeVoice(uint8_t* encoded_data); bool getVoiceData(uint8_t* data_copy); void setVoiceDataElement(uint8_t address, uint8_t value); uint8_t getVoiceDataElement(uint8_t address); void loadInitVoice(void); void loadVoiceParameters(uint8_t* data); uint8_t getNumNotesPlaying(void); uint32_t getXRun(void); uint16_t getRenderTimeMax(void); void resetRenderTimeMax(void); void ControllersRefresh(void); void setVelocityScale(uint8_t offset, uint8_t max); void getVelocityScale(uint8_t* offset, uint8_t* max); void setVelocityScale(uint8_t setup); void setEngineType(uint8_t engine); uint8_t getEngineType(void); uint32_t getEngineAddress(void); #ifndef TEENSYDUINO void setCompressor(bool comp); bool getCompressor(void); void setCompressorPreGain_dB(float32_t pre_gain); void setCompressorAttack_sec(float32_t attack_sec); void setCompressorRelease_sec(float32_t release_sec); void setCompressorThresh_dBFS(float32_t thresh_dBFS); void setCompressionRatio(float32_t comp_ratio); float32_t getCompressorPreGain_dB(void); float32_t getCompressorAttack_sec(void); float32_t getCompressorRelease_sec(void); float32_t getCompressorThresh_dBFS(void); float32_t getCompressionRatio(void); #endif int16_t checkSystemExclusive(const uint8_t* sysex, const uint16_t len); // Sound methods void keyup(int16_t pitch); void keydown(int16_t pitch, uint8_t velo); void setSustain(bool sustain); bool getSustain(void); void panic(void); void notesOff(void); void resetControllers(void); void setMasterTune(int8_t mastertune); int8_t getMasterTune(void); void setPortamento(uint8_t portamento_mode, uint8_t portamento_glissando, uint8_t portamento_time); void setPortamentoMode(uint8_t portamento_mode); uint8_t getPortamentoMode(void); void setPortamentoGlissando(uint8_t portamento_glissando); uint8_t getPortamentoGlissando(void); void setPortamentoTime(uint8_t portamento_time); uint8_t getPortamentoTime(void); void setPBController(uint8_t pb_range, uint8_t pb_step); void setMWController(uint8_t mw_range, uint8_t mw_assign, uint8_t mw_mode); void setFCController(uint8_t fc_range, uint8_t fc_assign, uint8_t fc_mode); void setBCController(uint8_t bc_range, uint8_t bc_assign, uint8_t bc_mode); void setATController(uint8_t at_range, uint8_t at_assign, uint8_t at_mode); void setModWheel(uint8_t value); uint8_t getModWheel(void); void setBreathController(uint8_t value); uint8_t getBreathController(void); void setFootController(uint8_t value); uint8_t getFootController(void); void setAftertouch(uint8_t value); uint8_t getAftertouch(void); void setPitchbend(int16_t value); int16_t getPitchbend(void); void setPitchbendRange(uint8_t range); uint8_t getPitchbendRange(void); void setPitchbendStep(uint8_t step); uint8_t getPitchbendStep(void); void setModWheelRange(uint8_t range); uint8_t getModWheelRange(void); void setModWheelTarget(uint8_t target); uint8_t getModWheelTarget(void); void setFootControllerRange(uint8_t range); uint8_t getFootControllerRange(void); void setFootControllerTarget(uint8_t target); uint8_t getFootControllerTarget(void); void setBreathControllerRange(uint8_t range); uint8_t getBreathControllerRange(void); void setBreathControllerTarget(uint8_t target); uint8_t getBreathControllerTarget(void); void setAftertouchRange(uint8_t range); uint8_t getAftertouchRange(void); void setAftertouchTarget(uint8_t target); uint8_t getAftertouchTarget(void); void setFilterCutoff(float cutoff); float getFilterCutoff(void); void setFilterResonance(float resonance); float getFilterResonance(void); void setGain(float gain); float getGain(void); // Voice configuration methods void setOPRateAll(uint8_t rate); void setOPLevelAll(uint8_t level); void setOPRateAllCarrier(uint8_t step, uint8_t rate); void setOPLevelAllCarrier(uint8_t step, uint8_t level); void setOPRateAllModulator(uint8_t step, uint8_t rate); void setOPLevelAllModulator(uint8_t step, uint8_t level); void setOPRate(uint8_t op, uint8_t step, uint8_t rate); uint8_t getOPRate(uint8_t op, uint8_t step); void setOPLevel(uint8_t op, uint8_t step, uint8_t level); uint8_t getOPLevel(uint8_t op, uint8_t step); void setOPKeyboardLevelScalingBreakPoint(uint8_t op, uint8_t level); uint8_t getOPKeyboardLevelScalingBreakPoint(uint8_t op); void setOPKeyboardLevelScalingDepthLeft(uint8_t op, uint8_t depth); uint8_t getOPKeyboardLevelScalingDepthLeft(uint8_t op); void setOPKeyboardLevelScalingDepthRight(uint8_t op, uint8_t depth); uint8_t getOPKeyboardLevelScalingDepthRight(uint8_t op); void setOPKeyboardLevelScalingCurveLeft(uint8_t op, uint8_t curve); uint8_t getOPKeyboardLevelScalingCurveLeft(uint8_t op); void setOPKeyboardLevelScalingCurveRight(uint8_t op, uint8_t curve); uint8_t getOPKeyboardLevelScalingCurveRight(uint8_t op); void setOPKeyboardRateScale(uint8_t op, uint8_t scale); uint8_t getOPKeyboardRateScale(uint8_t op); void setOPAmpModulationSensity(uint8_t op, uint8_t sensitivity); uint8_t getOPAmpModulationSensity(uint8_t op); void setOPKeyboardVelocitySensity(uint8_t op, uint8_t sensitivity); uint8_t getOPKeyboardVelocitySensity(uint8_t op); void setOPOutputLevel(uint8_t op, uint8_t level); uint8_t getOPOutputLevel(uint8_t op); void setOPMode(uint8_t op, uint8_t mode); uint8_t getOPMode(uint8_t op); void setOPFrequencyCoarse(uint8_t op, uint8_t frq_coarse); uint8_t getOPFrequencyCoarse(uint8_t op); void setOPFrequencyFine(uint8_t op, uint8_t frq_fine); uint8_t getOPFrequencyFine(uint8_t op); void setOPDetune(uint8_t op, uint8_t detune); uint8_t getOPDetune(uint8_t op); void setPitchRate(uint8_t step, uint8_t rate); uint8_t getPitchRate(uint8_t step); void setPitchLevel(uint8_t step, uint8_t level); uint8_t getPitchLevel(uint8_t step); void setAlgorithm(uint8_t algorithm); uint8_t getAlgorithm(void); void setFeedback(uint8_t feedback); uint8_t getFeedback(void); void setOscillatorSync(bool sync); bool getOscillatorSync(void); void setLFOSpeed(uint8_t speed); uint8_t getLFOSpeed(void); void setLFODelay(uint8_t delay); uint8_t getLFODelay(void); void setLFOPitchModulationDepth(uint8_t depth); uint8_t getLFOPitchModulationDepth(void); void setLFOAmpModulationDepth(uint8_t delay); uint8_t getLFOAmpModulationDepth(void); void setLFOSync(bool sync); bool getLFOSync(void); void setLFOWaveform(uint8_t waveform); uint8_t getLFOWaveform(void); void setLFOPitchModulationSensitivity(uint8_t sensitivity); uint8_t getLFOPitchModulationSensitivity(void); void setTranspose(uint8_t transpose); uint8_t getTranspose(void); void setName(char* name); void getName(char* buffer); ProcessorVoice* voices; protected: uint8_t init_voice[NUM_VOICE_PARAMETERS] = { 99, 99, 99, 99, 99, 99, 99, 00, 33, 00, 00, 00, 00, 00, 00, 00, 00, 00, 01, 00, 00, // OP6 eg_rate_1-4, level_1-4, kbd_lev_scl_brk_pt, kbd_lev_scl_lft_depth, kbd_lev_scl_rht_depth, kbd_lev_scl_lft_curve, kbd_lev_scl_rht_curve, kbd_rate_scaling, amp_mod_sensitivity, key_vel_sensitivity, operator_output_level, osc_mode, osc_freq_coarse, osc_freq_fine, osc_detune 99, 99, 99, 99, 99, 99, 99, 00, 33, 00, 00, 00, 00, 00, 00, 00, 00, 00, 01, 00, 00, // OP5 99, 99, 99, 99, 99, 99, 99, 00, 33, 00, 00, 00, 00, 00, 00, 00, 00, 00, 01, 00, 00, // OP4 99, 99, 99, 99, 99, 99, 99, 00, 33, 00, 00, 00, 00, 00, 00, 00, 00, 00, 01, 00, 00, // OP4 99, 99, 99, 99, 99, 99, 99, 00, 33, 00, 00, 00, 00, 00, 00, 00, 00, 00, 01, 00, 00, // OP4 99, 99, 99, 99, 99, 99, 99, 00, 33, 00, 00, 00, 00, 00, 00, 00, 99, 00, 01, 00, 00, // OP4 99, 99, 99, 99, 50, 50, 50, 50, // 4 * pitch EG rates, 4 * pitch EG level 01, 00, 01, // algorithm, feedback, osc sync 35, 00, 00, 00, 01, 00, // lfo speed, lfo delay, lfo pitch_mod_depth, lfo_amp_mod_depth, lfo_sync, lfo_waveform 03, 48, // pitch_mod_sensitivity, transpose 73, 78, 73, 84, 32, 86, 79, 73, 67, 69 // 10 * char for name ("INIT VOICE") }; float32_t samplerate; uint8_t data[NUM_VOICE_PARAMETERS]; uint8_t max_notes; PluginFx fx; Controllers controllers; int lastKeyDown; uint32_t xrun; uint16_t render_time_max; int16_t currentNote; bool sustain; float vuSignal; bool monoMode; bool noteRefreshMode; bool refreshVoice; uint8_t engineType; VoiceStatus voiceStatus; Lfo lfo; FmCore engineMsfa; EngineMkI engineMkI; EngineOpl engineOpl; void getSamples(float32_t* buffer, uint16_t n_samples); void getSamples(int16_t* buffer, uint16_t n_samples); void compress(float32_t* wav_in, float32_t* wav_out, uint16_t n, float32_t threshold, float32_t slope, uint16_t sr, float32_t tla, float32_t twnd, float32_t tatt, float32_t trel); bool use_compressor; uint8_t velocity_offset; uint8_t velocity_max; float velocity_diff; #ifndef TEENSYDUINO Compressor* compressor; #endif }; #endif