52 lines
1.6 KiB
C++
52 lines
1.6 KiB
C++
#include <MIDI.h>
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MIDI_CREATE_DEFAULT_INSTANCE();
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// -----------------------------------------------------------------------------
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// This function will be automatically called when a NoteOn is received.
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// It must be a void-returning function with the correct parameters,
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// see documentation here:
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// http://arduinomidilib.fortyseveneffects.com/a00022.html
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void handleNoteOn(byte channel, byte pitch, byte velocity)
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{
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// Do whatever you want when a note is pressed.
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// Try to keep your callbacks short (no delays ect)
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// otherwise it would slow down the loop() and have a bad impact
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// on real-time performance.
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}
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void handleNoteOff(byte channel, byte pitch, byte velocity)
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{
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// Do something when the note is released.
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// Note that NoteOn messages with 0 velocity are interpreted as NoteOffs.
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}
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// -----------------------------------------------------------------------------
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void setup()
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{
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// Connect the handleNoteOn function to the library,
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// so it is called upon reception of a NoteOn.
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MIDI.setHandleNoteOn(handleNoteOn); // Put only the name of the function
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// Do the same for NoteOffs
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MIDI.setHandleNoteOff(handleNoteOff);
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// Initiate MIDI communications, listen to all channels
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MIDI.begin(MIDI_CHANNEL_OMNI);
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}
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void loop()
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{
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// Call MIDI.read the fastest you can for real-time performance.
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MIDI.read();
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// There is no need to check if there are messages incoming
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// if they are bound to a Callback function.
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// The attached method will be called automatically
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// when the corresponding message has been received.
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}
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