Use new MIDI defaults
use_midi_defaults  
Specify new default values to be used by all subsequent calls to midi_* fns. Will remove and override any previous defaults.
Introduced in v3.0
Example
 
  | # Example 1 | 
  | 
midi_note_on :e1
use_midi_defaults channel: 3, port: "foo"
midi_note_on :e3
use_midi_defaults channel: 1
midi_note_on :e2
 | 
# Sends MIDI :e1 note_on with default opts
 
# Sends MIDI :e3 note_on to channel 3 on port "foo"
 
# Sends MIDI :e2 note_on to channel 1. Note that the port is back to the default and no longer "foo".
 |