Old LED functions

led.js

function flash() {
  var num = Math.floor(Math.random()*25);
  if (num === 1) {
    driver.setRGB('#FFFFFF', 0, 1, 2);
  } else {
    driver.setRGB('#000000', 0, 1, 2);
  }
  driver.send();
  setTimeout(function() { flash() }, 10);
};

// ------------------------------------

var Chromath = require('chromath')

var it = true;
var colors = Chromath.gradient('red', 'blue', 60).toString().split(',');


function cross(colors, delay) {
  var color = colors.shift();
  if (typeof color !== 'undefined') {
    driver.setRGB(color, 0, 1, 2);
    driver.send();
    setTimeout(function() { cross(colors, delay)}, delay);
  } else {
    if (it === false) { process.exit(); }
    it = false;
    var colors = Chromath.gradient('blue', 'red', 60).toString().split(',');
    setTimeout(function() { cross(colors, delay)}, delay);
  }
};

// -------------------------------

var step = 0.025;

function fade(color, direction, delay) {
  driver.pset(0, color);
  driver.pset(1, color);
  driver.pset(2, color);
  driver.send();
  direction ? color += step : color -= step;
  if (color <= 0 || color >= 1) { direction = !direction; }
  setTimeout(function() { fade(color, direction, 1)}, delay);
};

// ----------------------------------

var step = 0.025;

(function pulse(color, direction, delay) {
  driver.pset(9, color);
  driver.pset(10, color);
  driver.pset(11, color);
  driver.send();
  direction ? color += step : color -= step;
  if (color <= 0 || color >= 1) { direction = !direction; }
  process.stdout.write("  " + Math.floor(color*255).toString() + "            \r");
  setTimeout(function() { fade(color, direction, delay)}, delay);
})(0, true, 100);

// --------------------------------------

colors = [
  '#FF0000', '#00FF00', '#0000FF', '#FFFF00', '#00FFFF',
  '#FF00FF', '#FFFFFF', '#FFA500', '#9B30FF', '#F660AB'
];

(function sparkle(colors) {
  var num = Math.floor((Math.random()*colors.length));
  driver.setRGB(colors[num], 0, 1, 2);
  driver.send();
  setTimeout(function() { sparkle(colors) }, 10);
})(colors);