Turret anim transition into search & firing rate

src/Actors/Enemies/Machines/Timer.gd

@@ -0,0 +1,16 @@
+extends Timer
+
+
+# Declare member variables here. Examples:
+# var a = 2
+# var b = "text"
+
+
+# Called when the node enters the scene tree for the first time.
+func _ready():
+	pass # Replace with function body.
+
+
+# Called every frame. 'delta' is the elapsed time since the previous frame.
+#func _process(delta):
+#	pass

src/Actors/Enemies/Machines/Turret.gd

@@ -7,12 +7,13 @@ onready var sightline: RayCast2D = $Sightline
 onready var turret_state_machine = $TurretStateMachine
 onready var lock_on_timer = $LockOnTimer
 onready var sight_lost_timer = $SightLostTimer
-onready var turret_animation = $AnimationPlayer.get_animation("Turret Rotation")
+onready var turret_search_animation = $AnimationPlayer.get_animation("Turret Rotation")
+onready var turret_return_animation = $AnimationPlayer.get_animation("Turret Returning")
 onready var Bullet = preload("res://src/HarmfulObjects/Bullet.tscn")
 # Derives the freedom from the number of bald head eagles
 onready var angle_of_freedom = deg2rad(
-	turret_animation.track_get_key_value(
-		0, turret_animation.track_get_key_count(0) - 1
+	turret_search_animation.track_get_key_value(
+		0, turret_search_animation.track_get_key_count(0) - 1
 	)
 )
 onready var original_rotation = rotation
@@ -24,16 +25,10 @@ var prey_ref = weakref(null)
 # Ray that goes from the turret to the target
 var target_ray
 
-
-# Called when the node enters the scene tree for the first time.
-func _ready() -> void:
-	$AnimationPlayer.play("Turret Rotation")
-
 func prey():
 	return prey_ref.get_ref()
 
 func searching():
-	$AnimationPlayer.play("Turret Rotation")
 	if sightline.is_colliding():
 		# The collider returns not the area or body it hit, but the parent of them
 		var collider = sightline.get_collider()
@@ -51,8 +46,6 @@ func start_locking():
 	target_ray.exclude_parent = true
 	if(prey() != null):
 		target_ray.set_cast_to(to_local(prey().position))
-	$AnimationPlayer.stop(false)
-
 	lock_on_timer.start()
 
 
@@ -62,8 +55,7 @@ func is_locked_on_target():
 func is_tracking_prey():
 	return true if(prey() != null) else false
 
-# TODO simplify/split this method
-func shooting():
+func aiming():
 	var target_angle = target_ray.cast_to.angle_to(sightline.cast_to)
 	var rotation_speed = max(
 		min_rotation_speed, abs(target_angle / rotation_speed_divider)
@@ -75,6 +67,10 @@ func shooting():
 	rotation = clamp(
 		rotation, original_rotation, original_rotation + angle_of_freedom
 	)
+
+# TODO simplify/split this method
+func shooting():
+	aiming()
 	if sightline.is_colliding():
 		# The collider returns not the area or body it hit, but the parent of them
 		# TODO Sight could be a cone instead of a ray
@@ -95,11 +91,12 @@ func shooting():
 			elif(prey() != null):
 				target_ray.cast_to = to_local(prey().position)
 
-	spawn_projectile()
-
-
 func spawn_projectile():
 	var b = Bullet.instance()
 	owner.add_child(b)
 	b.set_collision_mask_bit(1, false)
 	b.transform = $Muzzle.global_transform
+
+
+func _on_FiringRateTimer_timeout():
+		spawn_projectile()

src/Actors/Enemies/Machines/Turret.tscn

@@ -1,4 +1,4 @@
-[gd_scene load_steps=7 format=2]
+[gd_scene load_steps=8 format=2]
 
 [ext_resource path="res://assets/contraption/bumper.png" type="Texture" id=1]
 [ext_resource path="res://assets/meta/new_dynamicfont.tres" type="DynamicFont" id=2]
@@ -8,6 +8,22 @@
 [sub_resource type="RectangleShape2D" id=1]
 extents = Vector2( 108.869, 37.8566 )
 
+[sub_resource type="Animation" id=3]
+resource_name = "Turret Returning"
+length = 3.3
+tracks/0/type = "value"
+tracks/0/path = NodePath(".:rotation_degrees")
+tracks/0/interp = 1
+tracks/0/loop_wrap = true
+tracks/0/imported = false
+tracks/0/enabled = true
+tracks/0/keys = {
+"times": PoolRealArray( 3.3 ),
+"transitions": PoolRealArray( 1.1 ),
+"update": 3,
+"values": [ 0.0 ]
+}
+
 [sub_resource type="Animation" id=2]
 resource_name = "Turret Rotation"
 length = 6.66
@@ -20,7 +36,7 @@ tracks/0/imported = false
 tracks/0/enabled = true
 tracks/0/keys = {
 "times": PoolRealArray( 0, 3.2 ),
-"transitions": PoolRealArray( 1, 1 ),
+"transitions": PoolRealArray( 0.9, 1.1 ),
 "update": 0,
 "values": [ 0.0, 90.0 ]
 }
@@ -44,11 +60,6 @@ enabled = true
 cast_to = Vector2( 0, 1e+07 )
 collision_mask = 59
 
-[node name="AnimationPlayer" type="AnimationPlayer" parent="."]
-pause_mode = 2
-playback_process_mode = 0
-"anims/Turret Rotation" = SubResource( 2 )
-
 [node name="TurretStateMachine" type="Node" parent="."]
 script = ExtResource( 4 )
 
@@ -73,3 +84,14 @@ position = Vector2( 0, 39 )
 [node name="SightLostTimer" type="Timer" parent="."]
 wait_time = 3.33
 one_shot = true
+
+[node name="AnimationPlayer" type="AnimationPlayer" parent="."]
+pause_mode = 1
+playback_process_mode = 0
+"anims/Turret Returning" = SubResource( 3 )
+"anims/Turret Rotation" = SubResource( 2 )
+
+[node name="FiringRateTimer" type="Timer" parent="."]
+wait_time = 0.1
+
+[connection signal="timeout" from="FiringRateTimer" to="." method="_on_FiringRateTimer_timeout"]

src/Actors/Enemies/Machines/TurretStateMachine.gd

@@ -1,7 +1,6 @@
 extends StateMachine
 
-signal got_grounded
-
+onready var anim_player = parent.get_node("AnimationPlayer")
 
 # Adds the intial states
 func _ready():
@@ -12,6 +11,7 @@ func _ready():
 	add_state("shooting")
 	state = states.searching
 	set_state(states.searching)
+	anim_player.play("Turret Rotation")
 
 
 # Calls the parent behaviours according to state
@@ -53,7 +53,6 @@ func _get_transition(_delta):
 	parent.get_node("StateLabel").text = self.state
 	var new_state
 	if parent.is_tracking_prey() && self.state == "searching":
-		parent.start_locking()
 		new_state = "locking"
 	# TODO Helper function with null check and reference check
 	if !parent.is_tracking_prey() && self.state == "shooting":
@@ -67,11 +66,18 @@ func _get_transition(_delta):
 
 
 func _enter_state(new_state, old_state):
-	if old_state == "idle" && (new_state == "walk" || new_state == "run"):
-		pass
-	# TODO This may be hard to keep track of if many states are added
-	if !["run", "walk", "idle"].has(old_state) && parent.is_on_floor():
-		emit_signal("got_grounded")
+	if new_state == "shooting" && old_state == "locking":
+		parent.get_node("FiringRateTimer").start()
+	if new_state == "locking" && old_state == "searching":
+		parent.start_locking()
+		anim_player.stop()
+	if new_state == "searching" && old_state == "shooting":
+		# TODO Time for returning to 0 degrees is always the same 
+		# Implement this using a tween
+		parent.get_node("FiringRateTimer").stop()
+		anim_player.play("Turret Returning")
+		anim_player.queue("Turret Rotation")
+	pass
 
 
 func _exit_state(old_state, new_state):

src/Contraptions/Platform/Track.tscn

@@ -8,17 +8,17 @@ extents = Vector2( 19.0405, 7.97217 )
 
 [sub_resource type="Animation" id=2]
 resource_name = "Horizontal"
-length = 2.5
+length = 6.0
 loop = true
 tracks/0/type = "value"
 tracks/0/path = NodePath("KinematicBody2D:position")
-tracks/0/interp = 1
+tracks/0/interp = 2
 tracks/0/loop_wrap = true
 tracks/0/imported = false
 tracks/0/enabled = true
 tracks/0/keys = {
-"times": PoolRealArray( 0, 1.3 ),
-"transitions": PoolRealArray( 1, 1 ),
+"times": PoolRealArray( 0, 3 ),
+"transitions": PoolRealArray( 1.33, 1.33 ),
 "update": 0,
 "values": [ Vector2( 0, 0 ), Vector2( 30, 0 ) ]
 }
@@ -27,6 +27,7 @@ tracks/0/keys = {
 script = ExtResource( 2 )
 
 [node name="KinematicBody2D" type="KinematicBody2D" parent="."]
+position = Vector2( 25.7293, 0 )
 collision_layer = 8
 collision_mask = 0
 motion/sync_to_physics = true

src/HarmfulObjects/Bullet.gd

@@ -11,7 +11,7 @@ func _ready() -> void:
 
 
 func _physics_process(delta: float) -> void:
-	position += transform.y * 500 * delta
+	position += transform.y * 666 * delta
 
 
 func _on_Bullet_body_entered(_body: Node) -> void:

src/Levels/Plattforms Level.tscn

@@ -76,11 +76,12 @@ position = Vector2( 291.104, 535.161 )
 scale = Vector2( 2.83999, 0.56 )
 
 [node name="KinematicBody2D" parent="Track" index="0"]
-position = Vector2( 8, 0 )
+position = Vector2( 25.0812, 0 )
 
 [node name="Turret" parent="." instance=ExtResource( 6 )]
-position = Vector2( 479, 520 )
+position = Vector2( 479, 466 )
 scale = Vector2( 0.4, 0.4 )
 
 [editable path="Spring4"]
 [editable path="Track"]
+[editable path="Turret"]