Fix multiple hits in the same frame pressing multiple hitobjects

osu.Game.Rulesets.Taiko/Objects/Drawables/DrawableHit.cs

@@ -24,6 +24,8 @@ public abstract class DrawableHit : DrawableTaikoHitObject<Hit>
 
         private bool validActionPressed;
 
+        private bool handleExtraPress;
+
         protected DrawableHit(Hit hit)
             : base(hit)
         {
@@ -51,6 +53,9 @@ protected override void CheckForResult(bool userTriggered, double timeOffset)
 
         public override bool OnPressed(TaikoAction action)
         {
+            if (handleExtraPress)
+                return true;
+
             if (Judged)
                 return false;
 
@@ -62,6 +67,10 @@ public override bool OnPressed(TaikoAction action)
             if (IsHit)
                 HitAction = action;
 
+            // Regardless of whether we've hit or not, any secondary key presses in the same frame should be discarded
+            // E.g. hitting a non-strong centre as a strong should not fall through and perform a hit on the next note
+            handleExtraPress = true;
+
             return result;
         }
 
@@ -76,6 +85,10 @@ protected override void Update()
         {
             base.Update();
 
+            // The input manager processes all input prior to us updating, so this is the perfect time
+            // for us to remove the extra press blocking, before input is handled in the next frame
+            handleExtraPress = false;
+
             Size = BaseSize * Parent.RelativeChildSize;
         }