modified sync signal for better compatibility across different platforms

blinkenrocket · Mar 12, 2018 · 3bb351a · 3bb351a
1 parent 2aeabfe
commit 3bb351a
Showing 1 changed file with 3 additions and 2 deletions.
diff --git a/src/Services/modem.js b/src/Services/modem.js
@@ -74,11 +74,12 @@ export default class Modem {
     this.setData(animations);
   }
 
-  // slow sine wave for sync signal 
+  // sync signal 
   generateSyncSignal(number: number = 1): number[] {
   var ssig = [];
   for(var j = 0; j < number*360; j += 1) 
-     ssig.push(Math.sin(Math.radians((j/4))));
+     if (j<number/2) ssig.push(Math.sin(Math.radians((j/4))));  // a slow sine in the fist half
+	 else ssig.push(0);   // then mute in the second half - worked on most platforms
   return ssig;
   }