added a parry button and animation that lets player chose their enemy hit behaviour

systems/head/HeadSystem.cs

@@ -11,6 +11,11 @@ public partial class HeadSystem : Node3D
     public delegate void HitboxActivatedEventHandler();
     [Signal]
     public delegate void HitboxDeactivatedEventHandler();
+    
+    [Signal]
+    public delegate void ParryboxActivatedEventHandler();
+    [Signal]
+    public delegate void ParryboxDeactivatedEventHandler();
 
     [Signal]
     public delegate void HitTargetEventHandler();
@@ -80,6 +85,8 @@ public partial class HeadSystem : Node3D
     
     [ExportGroup("First Person rig")]
     private Node3D _fpRig;
+    private Node3D _rightHandedWeapon;
+    private Node3D _leftHandedWeapon;
     private Node3D _fpDisplacedRig;
     private Vector3 _fpDisplacedRigInitialRotation;
     [Export(PropertyHint.Range, "0,10,0.1,or_greater")]
@@ -110,6 +117,8 @@ public partial class HeadSystem : Node3D
         _animationTree = GetNode<AnimationTree>("AnimationTree");
         
         _fpRig = GetNode<Node3D>("FPRig");
+        _rightHandedWeapon = GetNode<Node3D>("FPRig/Sword");
+        _leftHandedWeapon = GetNode<Node3D>("FPRig/Parry");
         _fpDisplacedRig = GetNode<Node3D>("FPRig/Sword");
         _fpDisplacedRigInitialRotation = _fpDisplacedRig.Rotation;
         
@@ -133,6 +142,10 @@ public partial class HeadSystem : Node3D
     {
         _animationTree.Set("parameters/OnHit/request", (int) AnimationNodeOneShot.OneShotRequest.Fire);
     }
+    public void OnParry()
+    {
+        _animationTree.Set("parameters/OnParry/request", (int) AnimationNodeOneShot.OneShotRequest.Fire);
+    }
     public void OnStartDeathAnimation()
     {
         _isPlayingForcingAnim = true;
@@ -162,6 +175,15 @@ public partial class HeadSystem : Node3D
         EmitSignalHitboxDeactivated();
     }
 
+    public void OnParryboxActivated()
+    {
+        EmitSignalHitboxActivated();
+    }
+    public void OnParryboxDeactivated()
+    {
+        EmitSignalHitboxDeactivated();
+    }
+
     private bool _footstepEmitted;
     private bool _isPlayingForcingAnim;
 
@@ -300,11 +322,11 @@ public partial class HeadSystem : Node3D
 
     public void HideWeapon()
     {
-        _fpRig.Visible = false;   
+        _rightHandedWeapon.Visible = false;   
     }
     public void ShowWeapon()
     {
-        _fpRig.Visible = true;
+        _rightHandedWeapon.Visible = true;
     }
 
     public float ComputeCameraInclineFactor(Vector3 direction)