Created
September 24, 2013 22:58
-
-
Save arnar/6692485 to your computer and use it in GitHub Desktop.
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
| var spawn = require('child_process').spawn; | |
| var midi = require('midi'); | |
| // Set up a new input. | |
| var input = new midi.input(); | |
| var sharpnames = ['c', 'cis', 'd', 'dis', 'e', 'f', 'fis', 'g', 'gis', 'a', 'ais', 'b']; | |
| var flatnames = ['c', 'des', 'd', 'es', 'e', 'f', 'ges', 'g', 'as', 'a', 'bes', 'b']; | |
| var notenames = flatnames; | |
| var prevnote = 60; // start with middle c | |
| // Configure a callback. | |
| input.on('message', function(deltaTime, message) { | |
| if (message[0] == 144) { | |
| var note = message[1]; | |
| var notename = notenames[note % notenames.length]; | |
| var diff = prevnote - note; | |
| if (diff > 5) { | |
| notename += ",,,,,,,,,,,,,,,,".substring(0, Math.floor((diff - 6) / 12) + 1); | |
| } else if (diff < -5) { | |
| notename += "''''''''''''''''".substring(0, Math.floor((-diff - 6) / 12) + 1); | |
| } | |
| console.log('sending note:' + notename); | |
| spawn("mvim", ["--servername", "lily", "--remote-send", " " + notename]); | |
| prevnote = note; | |
| } | |
| }); | |
| // Open the first available input port. | |
| input.openPort(2); | |
| // Sysex, timing, and active sensing messages are ignored | |
| // by default. To enable these message types, pass false for | |
| // the appropriate type in the function below. | |
| // Order: (Sysex, Timing, Active Sensing) | |
| input.ignoreTypes(true, true, false); |
Sign up for free
to join this conversation on GitHub.
Already have an account?
Sign in to comment
buh, L21-23... dafuq?