first working fft

gui/main.js

@@ -48,14 +48,13 @@ var daemonProcess = null;
 function createWindow() {
     win = new BrowserWindow({
         width: 1220,
-        height: 830,
+        height: 920,
         autoHideMenuBar: true,
         icon: __dirname + '/src/app-icon.png',
         webPreferences: {
             //preload: path.join(__dirname, 'preload-main.js'),
             preload: require.resolve('./preload-main.js'),
             nodeIntegration: true,
-            nativeWindowOpen: true,
             contextIsolation: false,
             enableRemoteModule: false, //https://stackoverflow.com/questions/53390798/opening-new-window-electron/53393655 https://github.com/electron/remote
         }

gui/preload-main.js

@@ -24,14 +24,17 @@ setInterval(sock.getTncState, 250)
 setInterval(sock.getRxBuffer, 1000)
 
 // UPDATE FFT DEMO 
-
+/*
 updateFFT = function(fft) {
     var fft = Array.from({
         length: 2048
     }, () => Math.floor(Math.random() * 10));
     spectrum.addData(fft);
+    console.log(fft)
 }
+
 setInterval(updateFFT, 250)
+*/
 
 // WINDOW LISTENER
 window.addEventListener('DOMContentLoaded', () => {
@@ -279,6 +282,26 @@ window.addEventListener('DOMContentLoaded', () => {
 
 ipcRenderer.on('action-update-tnc-state', (event, arg) => {
 
+/*
+    var fft = Array.from({
+        length: 2048
+    }, () => Math.floor(Math.random() * 10));
+    spectrum.addData(fft);
+  */  
+    
+    
+    // update FFT
+    if (typeof(arg.fft) !== 'undefined') {
+        //console.log(arg.fft)
+        console.log(typeof(arg.fft))
+        var array = JSON.parse("[" + arg.fft + "]");
+        console.log(typeof(array))
+        console.log(array[0])
+        spectrum.addData(array[0]);
+
+    } 
+
+
     // TOE TIME OF EXECUTION --> How many time needs a command to be executed until data arrives
     if (typeof(arg.toe) == 'undefined') {
         var toe = 0
@@ -749,4 +772,4 @@ ipcRenderer.on('run-tnc-command', (event, arg) => {
     if (arg.command == 'sendMessage') {
         sock.sendMessage(arg.dxcallsign, arg.mode, arg.frames, arg.data, arg.checksum)
     }
-});
+});

gui/sock.js

@@ -134,6 +134,7 @@ client.on('data', function(data) {
                 mode: data['MODE'],
                 bandwith: data['BANDWITH'],
                 rms_level: (data['AUDIO_RMS'] / 1000) * 100,
+                fft: data['FFT'],
                 scatter: data['SCATTER'],
                 rx_buffer_length: data['RX_BUFFER_LENGTH'],
                 tx_n_max_retries: data['TX_N_MAX_RETRIES'],
@@ -237,4 +238,4 @@ exports.getRxBuffer = function() {
     if (rxBufferLengthGui != rxBufferLengthTnc) {
         writeTncCommand(command)
     }
-}
+}