fixed a wallhanging bug and explosion shader precompilation to alleviate stuttering

player_controller/Scripts/PlayerController.cs

@@ -2115,6 +2115,8 @@ public partial class PlayerController : CharacterBody3D,
 	
 	public void OnInputHitPressed()
 	{
+		if (_onWallHanging.Active) return;
+
 		if (_aiming.Active && WeaponSystem.InHandState.Active)
 		{
 			ThrowWeapon();