- Fixed bug in builder when no content files exist

Nerfed.Runtime/Input/Devices/Mouse.cs

@@ -1,5 +1,5 @@
-using System.Numerics;
-using SDL2;
+using SDL2;
+using System.Numerics;
 
 namespace Nerfed.Runtime;
 
@@ -65,6 +65,8 @@ internal static class Mouse
 
     internal static void Update()
     {
+        wheelX = 0;
+        wheelY = 0;
         Array.Copy(buttonStates, lastButtonStates, buttonStates.Length);
     }
 
@@ -105,8 +107,8 @@ internal static class Mouse
 
     private static void ProcessWheelEvent(ref SDL.SDL_MouseWheelEvent ev)
     {
-        wheelX += ev.x;
-        wheelY += ev.y;
+        wheelX = ev.x;
+        wheelY = ev.y;
     }
 
     private static void ProcessMotionEvent(ref SDL.SDL_MouseMotionEvent ev)