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Use let instead of var all the way.

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László Monda
2017-01-16 01:16:42 +01:00
parent 99be63e5a8
commit e99d9da072
1 changed files with 21 additions and 26 deletions
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47
usb/pulse-leds.js
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@@ -2,27 +2,26 @@
let uhk = require('./uhk');
let [endpointIn, endpointOut] = uhk.getUsbEndpoints();
var ledMatrixSize = 144;
var ledCountToUpdatePerCommand = ledMatrixSize / 3;
var leftLedDriverAddress = 0b1110100;
var rightLedDriverAddress = 0b1110111;
let ledMatrixSize = 144;
let ledCountToUpdatePerCommand = ledMatrixSize / 3;
var state = 1;
let state = 1;
var ledsLeft = new Buffer(ledMatrixSize);
var ledsRight = new Buffer(ledMatrixSize);
let ledsLeft = new Buffer(ledMatrixSize);
let ledsRight = new Buffer(ledMatrixSize);
ledsLeft.fill(0xff)
ledsRight.fill(0xff)
var ledIndex = 0;
var matrixId = 0;
var ledCommandId = 0;
let ledIndex = 0;
let matrixId = 0;
let ledCommandId = 0;
let letterIdx = 0;
function updateLeds() {
var buffer = Buffer.concat([
let buffer = Buffer.concat([
new Buffer([
uhk.usbCommands.writeLedDriver,
matrixId ? rightLedDriverAddress : leftLedDriverAddress,
matrixId ? uhk.rightLedDriverAddress : uhk.leftLedDriverAddress,
ledCountToUpdatePerCommand,
0x24 + ledIndex
]),
@@ -53,9 +52,7 @@ function updateLeds() {
updateLeds();
var letterIdx = 0;
var lettersLeds = {
let lettersLeds = {
0: [1, 1, 0, 0, 1, 1, 0, 0, 1, 1, 0, 0, 1, 1],
1: [0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 1, 0],
2: [1, 0, 0, 0, 0, 1, 1, 1, 1, 0, 0, 0, 0, 1],
@@ -94,41 +91,39 @@ var lettersLeds = {
Z: [1, 0, 0, 0, 1, 0, 0, 0, 0, 1, 0, 0, 0, 1],
}
var iconLedsToLedMatrix = [0x08, 0x09, 0x0a];
var layerLedsToLedMatrix = [0x0d, 0x1d, 0x2d];
let iconLedsToLedMatrix = [0x08, 0x09, 0x0a];
let layerLedsToLedMatrix = [0x0d, 0x1d, 0x2d];
var characterLedsToLedMatrix = [
let characterLedsToLedMatrix = [
[0x0b, 0x1b, 0x29, 0x2a, 0x2b, 0x0c, 0x1c, 0x28, 0x1a, 0x2c, 0x38, 0x39, 0x18, 0x19],
[0x3a, 0x4a, 0x58, 0x59, 0x5a, 0x3b, 0x4b, 0x4c, 0x49, 0x5b, 0x5c, 0x68, 0x3c, 0x48],
[0x69, 0x79, 0x7c, 0x88, 0x89, 0x6a, 0x7a, 0x7b, 0x78, 0x8a, 0x8b, 0x8c, 0x6b, 0x6c]
]
function setIcons(iconStates) {
for (var i=0; i<iconStates.length; i++) {
for (let i=0; i<iconStates.length; i++) {
ledsLeft[iconLedsToLedMatrix[i]] = iconStates[i] ? 0xff : 0;
}
}
function setLayerLed(layerIdx) {
for (var i=0; i<layerLedsToLedMatrix.length; i++) {
for (let i=0; i<layerLedsToLedMatrix.length; i++) {
ledsLeft[layerLedsToLedMatrix[i]] = i == layerIdx ? 0xff : 0;
}
}
function setLetter(letterLeds, position) {
for (var i=0; i<14; i++) {
for (let i=0; i<14; i++) {
ledsLeft[characterLedsToLedMatrix[position][i]] = letterLeds[i] ? 0xff : 0;
}
}
var digitsAndLetters = '0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZ';
let digitsAndLetters = '0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZ';
var letterIdx = 0;
var layerLedIdx = 0;
let layerLedIdx = 0;
setInterval(function() {
setIcons([1, 1, 1]);
for (var i=0; i<3; i++) {
for (let i=0; i<3; i++) {
setLetter(lettersLeds[digitsAndLetters[(letterIdx+i) % digitsAndLetters.length]], i);
}
setLayerLed(layerLedIdx);