music persist fixes for title screen

Author: ninjamuffin99

source/funkin/audio/FunkinSound.hx

@@ -390,7 +390,7 @@ class FunkinSound extends FlxSound implements ICloneable<FunkinSound>
     }
     else
     {
-      var music = FunkinSound.load(pathToUse, params?.startingVolume ?? 1.0, params.loop ?? true, false, true, params.onComplete);
+      var music = FunkinSound.load(pathToUse, params?.startingVolume ?? 1.0, params.loop ?? true, false, true, params.persist ?? false, params.onComplete);
       if (music != null)
       {
         FlxG.sound.music = music;
@@ -514,7 +514,7 @@ class FunkinSound extends FlxSound implements ICloneable<FunkinSound>
       });
 
       soundRequest.future.onComplete(function(partialSound) {
-        var snd = FunkinSound.load(partialSound, volume, looped, autoDestroy, autoPlay, onComplete, onLoad);
+        var snd = FunkinSound.load(partialSound, volume, looped, autoDestroy, autoPlay, false, onComplete, onLoad);
         promise.complete(snd);
       });
     }
@@ -544,7 +544,7 @@ class FunkinSound extends FlxSound implements ICloneable<FunkinSound>
    */
   public static function playOnce(key:String, volume:Float = 1.0, ?onComplete:Void->Void, ?onLoad:Void->Void):Null<FunkinSound>
   {
-    var result:Null<FunkinSound> = FunkinSound.load(key, volume, false, true, true, onComplete, onLoad);
+    var result:Null<FunkinSound> = FunkinSound.load(key, volume, false, true, true, false, onComplete, onLoad);
     return result;
   }
 
@@ -630,6 +630,11 @@ typedef FunkinSoundPlayMusicParams =
 
   var ?partialParams:PartialSoundParams;
 
+  /**
+   * Whether the sound should be destroyed on state switches
+   */
+  var ?persist:Bool;
+
   var ?onComplete:Void->Void;
   var ?onLoad:Void->Void;
 }

source/funkin/ui/title/TitleState.hx

@@ -232,7 +232,8 @@ class TitleState extends MusicBeatState
       {
         startingVolume: 0.0,
         overrideExisting: true,
-        restartTrack: true
+        restartTrack: false,
+        persist: true
       });
     // Fade from 0.0 to 1 over 4 seconds
     if (shouldFadeIn) FlxG.sound.music.fadeIn(4.0, 0.0, 1.0);
@@ -488,8 +489,7 @@ class TitleState extends MusicBeatState
               // easter egg for when the game is trending with the wrong spelling
               // the random intro text would be "trending--only on x"
 
-              if (curWacky[0] == "trending")
-                addMoreText('Nigth');
+              if (curWacky[0] == "trending") addMoreText('Nigth');
               else
                 addMoreText('Night');
             case 15: