Converts MIDI note and transport messages to gates, CV, and other states. More...

#include <midi.hpp>

Collaboration diagram for rack::dsp::MidiParser< MAX_CHANNELS >:

Public Types
enum	MonoMode { LAST_PRIORITY_MODE , FIRST_PRIORITY_MODE , LOWEST_PRIORITY_MODE , HIGHEST_PRIORITY_MODE , NUM_MONO_MODES }
enum	PolyMode { ROTATE_MODE , REUSE_MODE , RESET_MODE , MPE_MODE , NUM_POLY_MODES }
	Method for assigning notes to polyphony channels. More...

Public Member Functions
	MidiParser ()
void	reset ()
	Resets settings and performance state.
void	panic ()
	Resets performance state.
void	processFilters (float deltaTime)
void	processPulses (float deltaTime)
void	processMessage (const midi::Message &msg)
void	processCC (const midi::Message &msg)
void	processSystem (const midi::Message &msg)
uint8_t	assignChannel (uint8_t note)
void	pressNote (uint8_t note, uint8_t channel, uint8_t velocity)
void	releaseNote (uint8_t note, int8_t channel, int8_t velocity)
	-1 velocity means unset.
void	refreshHeld ()
	Deactivates all notes that are not held, and reactivates notes that are.
void	pressPedal ()
void	releasePedal ()
uint8_t	getChannels ()
void	setChannels (uint8_t channels)
void	setMonoMode (MonoMode monoMode)
void	setPolyMode (PolyMode polyMode)
float	getPitchVoltage (uint8_t channel)
void	setFilterLambda (float lambda)
	Sets exponential smoothing filter lambda speed.
float	getPw (uint8_t channel)
	Returns pitch wheel value, from -1 to 1.
float	getMod (uint8_t channel)
	Returns mod wheel value, from 0 to 1.
uint8_t	getWheelChannels ()
	Returns number of polyphonic channels for pitch and mod wheels.
json_t *	toJson ()
void	fromJson (json_t *rootJ)

Public Attributes
uint8_t	channels
	Actual number of output polyphonic channels.
MonoMode	monoMode
bool	retriggerOnResume
	In monophonic mode, generate Retrigger pulse when the active note is released and another takes over.
PolyMode	polyMode
bool	releaseVelocityEnabled
	Set Velocity output from Note Off velocity.
float	pwRange
	Number of semitones to bend up/down by pitch wheel.
bool	smooth
	Enables pitch-wheel and mod-wheel exponential smoothing.
uint32_t	clockDivision
	Number of 24 PPQN clocks between clock divider pulses.
int64_t	clock
	Clock index from song start.
bool	pedal
	Whether sustain pedal is held.
uint8_t	notes [MAX_CHANNELS]
bool	gates [MAX_CHANNELS]
uint8_t	velocities [MAX_CHANNELS]
uint8_t	aftertouches [MAX_CHANNELS]
std::vector< uint8_t >	heldNotes
int8_t	rotateIndex
int16_t	pws [MAX_CHANNELS]
	Pitch wheel values, from -8192 to 8191.
uint8_t	mods [MAX_CHANNELS]
	Mod wheel values, from 0 to 127.
dsp::ExponentialFilter	pwFilters [MAX_CHANNELS]
	Smoothing filters for wheel values.
dsp::ExponentialFilter	modFilters [MAX_CHANNELS]
dsp::PulseGenerator	clockPulse
dsp::PulseGenerator	clockDividerPulse
dsp::PulseGenerator	retriggerPulses [MAX_CHANNELS]
dsp::PulseGenerator	startPulse
dsp::PulseGenerator	stopPulse
dsp::PulseGenerator	continuePulse

Detailed Description

template<uint8_t MAX_CHANNELS>
struct rack::dsp::MidiParser< MAX_CHANNELS >

Converts MIDI note and transport messages to gates, CV, and other states.

MAX_CHANNELS is the maximum number of polyphonic channels.