Enemy FSM Animation

Scripts/Components/Actors/PlayerAnimationProvider.cs

@@ -149,6 +149,7 @@ public partial class PlayerAnimationProvider : Node2D
 
 	public void PlayDeathAnimation()
 	{
+		if (_deathParticles is null) return;
 		this.CreateSibling<AutodeleteParticle>(_deathParticles, this.GlobalPosition);
 		_animatedSprite.Visible = false;
 	}

Scripts/Components/FSM/Enemy/Alert.cs

@@ -98,6 +98,8 @@ public partial class Alert : EnemyStateBase
         }
             
         NavigationModule.Move();
+
+        StorageModule.FacingDirection = MainObject.Velocity.SnapToCardinal().Normalized();
     }
 
     private void MoveTowardsPosition(Vector2 position)

Scripts/Components/FSM/Enemy/AnimationModule.cs

@@ -0,0 +1,44 @@
+using Cirno.Scripts.Enums;
+using Godot;
+
+namespace Cirno.Scripts.Components.FSM.Enemy;
+
+public partial class AnimationModule : ModuleBase<EnemyState, CharacterBody2D>
+{
+    private IStateMachine<EnemyState, CharacterBody2D> _machine;
+    
+    [Export] public PlayerAnimationProvider AnimationProvider { get; set; }
+    
+    [Export] public EnemyStorageModule StorageModule { get; set; }
+    
+    public override void EnterState(EnemyState state)
+    {
+        AnimationProvider.SetAnimation(StorageModule.FacingDirection);
+        AnimationProvider.SetAnimation(Vector2.Zero);
+    }
+
+    public override void ExitState(EnemyState state)
+    {
+        AnimationProvider.SetAnimation(Vector2.Zero);
+    }
+
+    public override void Init(IStateMachine<EnemyState, CharacterBody2D> machine)
+    {
+        _machine = machine;
+    }
+
+    public override void Process(double delta)
+    {
+        AnimationProvider.SetAnimation(StorageModule.FacingDirection);
+
+        if (_machine.MainObject.Velocity == Vector2.Zero)
+        {
+            AnimationProvider.SetAnimation(Vector2.Zero);
+        }
+    }
+
+    public override void PhysicsProcess(double delta)
+    {
+        
+    }
+}

Scripts/Components/FSM/Enemy/AnimationModule.cs.uid

@@ -0,0 +1 @@
+uid://dncdgq843sj2f

Scripts/Components/FSM/Enemy/Shooting.cs

@@ -95,7 +95,8 @@ public partial class Shooting : EnemyStateBase
         
         // Shoot at the player's last known position
         EquippedWeapon.ShootDirection = direction;
-        StorageModule.FacingDirection = direction;
+        //StorageModule.FacingDirection = direction;
+        StorageModule.FacingDirection = direction.SnapToCardinal().Normalized();
         
         EquippedWeapon.Shoot();
     }

Scripts/Tools.cs

@@ -89,4 +89,16 @@ public static class Tools
         
 		return angles[Mathf.PosMod((int)(direction.X + 4), 8)].Normalized();
 	}
+	
+	public static Vector2 SnapToCardinal(this Vector2 input)
+	{
+		if (Mathf.Abs(input.X) > Mathf.Abs(input.Y))
+		{
+			return new Vector2(Mathf.Sign(input.X), 0); // Left or Right
+		}
+		else
+		{
+			return new Vector2(0, Mathf.Sign(input.Y)); // Up or Down
+		}
+	}
 }