Add eat_target and imp behaviour

behaviours/eat_target.gd

@@ -0,0 +1,39 @@
+extends Node2D
+class_name EatTarget
+
+
+signal eaten(target: Node2D)
+signal move(movement: Vector2)
+
+@export var tag: StringName:
+	get:
+		return tag
+	set(value):
+		tag = value
+		if hunt_target != null:
+			hunt_target.tag = value
+		if eater != null:
+			eater.tag = value
+
+
+@onready var hunt_target: HuntTarget = $"HuntTarget"
+@onready var eater: Eater = $"Eater"
+@onready var move_towards: MoveTowardsTarget = $"MoveTowardsTarget"
+
+func _ready():
+	hunt_target.tag = tag
+	eater.tag = tag
+
+func _on_target_selected(body: Node2D) -> void:
+	move_towards.target = body
+
+func _on_target_abandoned(_body: Node2D) -> void:
+	move_towards.target = null
+
+
+func _on_eater_eaten(edible):
+	eaten.emit(edible)
+
+
+func _on_move_towards_target_move(movement):
+	move.emit(movement)

behaviours/eat_target.tscn

@@ -0,0 +1,22 @@
+[gd_scene load_steps=5 format=3 uid="uid://dfitiajuuvdko"]
+
+[ext_resource type="Script" path="res://behaviours/eat_target.gd" id="1_tlnlt"]
+[ext_resource type="PackedScene" uid="uid://dxmodn8mbvw0i" path="res://behaviours/hunt_target.tscn" id="2_c8wdv"]
+[ext_resource type="PackedScene" uid="uid://jg7qkbswgqjc" path="res://behaviours/eater.tscn" id="3_ir2yh"]
+[ext_resource type="PackedScene" uid="uid://kceb2v2dm0qn" path="res://behaviours/move_towards_target.tscn" id="4_1qc2q"]
+
+[node name="EatTarget" type="Node2D"]
+script = ExtResource("1_tlnlt")
+
+[node name="HuntTarget" parent="." instance=ExtResource("2_c8wdv")]
+tag = &""
+give_up_secs = 5.0
+
+[node name="Eater" parent="." instance=ExtResource("3_ir2yh")]
+
+[node name="MoveTowardsTarget" parent="." instance=ExtResource("4_1qc2q")]
+
+[connection signal="target_abandoned" from="HuntTarget" to="." method="_on_target_abandoned"]
+[connection signal="target_selected" from="HuntTarget" to="." method="_on_target_selected"]
+[connection signal="eaten" from="Eater" to="." method="_on_eater_eaten"]
+[connection signal="move" from="MoveTowardsTarget" to="." method="_on_move_towards_target_move"]

behaviours/hunt_target.gd

@@ -11,6 +11,7 @@ signal target_abandoned(target: Node2D)
 		return tag
 	set(value):
 		tag = value
+		if hunter != null:
 			hunter.tag = value
 
 @export var give_up_secs: float = 5.0
@@ -22,6 +23,9 @@ var target: Node2D = null
 
 
 func pick_new_target():
+	if hunter.possible_targets.is_empty():
+		return
+
 	var idx = Random.rng.randi_range(0, len(hunter.possible_targets) - 1)
 	target = hunter.possible_targets[idx]
 	target_selected.emit(target)
@@ -37,6 +41,7 @@ func _on_hunter_tracked(_body: Node2D):
 func _on_hunter_untracked(body: Node2D):
 	if body == target:
 		target = null
+		target_abandoned.emit(body)
 		pick_new_target()
 
 func _on_give_up_timer_timeout() -> void:

behaviours/hunt_target.tscn

@@ -5,6 +5,8 @@
 
 [node name="HuntTarget" type="Node2D"]
 script = ExtResource("1_1ex7u")
+tag = null
+give_up_secs = null
 
 [node name="Hunter" parent="." instance=ExtResource("2_vjdtc")]
 

behaviours/move_towards_mouse.gd

@@ -1,8 +1,46 @@
-extends MoveTowards
+extends Node2D
 class_name MoveTowardsMouse
 
+
+signal move(movement: Vector2)
+signal detached
+signal captured
+
 @onready var game := MainGame.get_ancestor(self)
 
+@export var speed: float = 100.0
+@export var can_detach: bool = false
+
+
+enum State { DETACHED, CAPTURED }
+
+var state: State = State.DETACHED
 
 func get_followed_global_position():
 	return game.camera.get_global_mouse_position()
+
+
+func get_followed_mouse_position():
+	var global_followed_position: Vector2 = get_followed_global_position()
+	var relative_followed_position: Vector2 = global_followed_position - global_position
+	return relative_followed_position
+
+
+func _physics_process(delta: float) -> void:
+	match state:
+		State.CAPTURED:
+			var relative_followed_position: Vector2 = get_followed_mouse_position()
+			var direction: Vector2 = position.direction_to(relative_followed_position)
+			var actual_speed: float = min(delta * speed, relative_followed_position.length())  # Don't overshoot.
+			var movement: Vector2 = direction * actual_speed
+			move.emit(movement)
+
+func _on_capture_area_mouse_entered() -> void:
+	state = State.CAPTURED
+	captured.emit()
+
+func _on_capture_area_mouse_exited() -> void:
+	if can_detach:
+		state = State.DETACHED
+		detached.emit()
+

behaviours/move_towards_target.gd

@@ -1,8 +1,29 @@
-extends MoveTowards
+extends Node2D
 class_name MoveTowardsTarget
 
+
+signal move(movement: Vector2)
+
+
+@export var speed: float = 100.0
 @export var target: Node2D
 
 
 func get_followed_global_position():
 	return target.global_position
+
+
+func get_followed_mouse_position():
+	var global_followed_position: Vector2 = get_followed_global_position()
+	var relative_followed_position: Vector2 = global_followed_position - global_position
+	return relative_followed_position
+
+
+func _physics_process(delta: float) -> void:
+	if target == null:
+		return
+	var relative_followed_position: Vector2 = get_followed_mouse_position()
+	var direction: Vector2 = position.direction_to(relative_followed_position)
+	var actual_speed: float = min(delta * speed, relative_followed_position.length())  # Don't overshoot.
+	var movement: Vector2 = direction * actual_speed
+	move.emit(movement)

behaviours/move_towards_target.tscn

@@ -1,13 +1,6 @@
-[gd_scene load_steps=3 format=3 uid="uid://kceb2v2dm0qn"]
+[gd_scene load_steps=2 format=3 uid="uid://kceb2v2dm0qn"]
 
 [ext_resource type="Script" path="res://behaviours/move_towards_target.gd" id="1_703gy"]
-[ext_resource type="PackedScene" uid="uid://cbg5kgwxusvxf" path="res://behaviours/hover_detector.tscn" id="2_nq6qb"]
 
 [node name="MoveTowardsTarget" type="Node2D"]
 script = ExtResource("1_703gy")
-
-[node name="CaptureArea" parent="." instance=ExtResource("2_nq6qb")]
-collision_mask = 24
-
-[connection signal="mouse_entered" from="CaptureArea" to="." method="_on_capture_area_mouse_entered"]
-[connection signal="mouse_exited" from="CaptureArea" to="." method="_on_capture_area_mouse_exited"]

entities/cloud.tscn

@@ -6,53 +6,6 @@
 
 [sub_resource type="PlaceholderTexture2D" id="PlaceholderTexture2D_08frh"]
 
-[sub_resource type="Animation" id="Animation_mqmwg"]
-resource_name = "fade_out"
-tracks/0/type = "bezier"
-tracks/0/imported = false
-tracks/0/enabled = true
-tracks/0/path = NodePath("Sprite:modulate:r")
-tracks/0/interp = 1
-tracks/0/loop_wrap = true
-tracks/0/keys = {
-"handle_modes": PackedInt32Array(0, 0),
-"points": PackedFloat32Array(1, -0.25, 0, 0.25, 0, 1, -0.25, 0, 0.25, 0),
-"times": PackedFloat32Array(0, 1)
-}
-tracks/1/type = "bezier"
-tracks/1/imported = false
-tracks/1/enabled = true
-tracks/1/path = NodePath("Sprite:modulate:g")
-tracks/1/interp = 1
-tracks/1/loop_wrap = true
-tracks/1/keys = {
-"handle_modes": PackedInt32Array(0, 0),
-"points": PackedFloat32Array(1, -0.25, 0, 0.25, 0, 1, -0.25, 0, 0.25, 0),
-"times": PackedFloat32Array(0, 1)
-}
-tracks/2/type = "bezier"
-tracks/2/imported = false
-tracks/2/enabled = true
-tracks/2/path = NodePath("Sprite:modulate:b")
-tracks/2/interp = 1
-tracks/2/loop_wrap = true
-tracks/2/keys = {
-"handle_modes": PackedInt32Array(0, 0),
-"points": PackedFloat32Array(1, -0.25, 0, 0.25, 0, 1, -0.25, 0, 0.25, 0),
-"times": PackedFloat32Array(0, 1)
-}
-tracks/3/type = "bezier"
-tracks/3/imported = false
-tracks/3/enabled = true
-tracks/3/path = NodePath("Sprite:modulate:a")
-tracks/3/interp = 1
-tracks/3/loop_wrap = true
-tracks/3/keys = {
-"handle_modes": PackedInt32Array(0, 0),
-"points": PackedFloat32Array(1, -0.25, 0, 0.25, 0, 0, -0.25, 0, 0.25, 0),
-"times": PackedFloat32Array(0, 1)
-}
-
 [sub_resource type="Animation" id="Animation_rrrnd"]
 length = 0.001
 tracks/0/type = "bezier"
@@ -100,6 +53,53 @@ tracks/3/keys = {
 "times": PackedFloat32Array(0)
 }
 
+[sub_resource type="Animation" id="Animation_mqmwg"]
+resource_name = "fade_out"
+tracks/0/type = "bezier"
+tracks/0/imported = false
+tracks/0/enabled = true
+tracks/0/path = NodePath("Sprite:modulate:r")
+tracks/0/interp = 1
+tracks/0/loop_wrap = true
+tracks/0/keys = {
+"handle_modes": PackedInt32Array(0, 0),
+"points": PackedFloat32Array(1, -0.25, 0, 0.25, 0, 1, -0.25, 0, 0.25, 0),
+"times": PackedFloat32Array(0, 1)
+}
+tracks/1/type = "bezier"
+tracks/1/imported = false
+tracks/1/enabled = true
+tracks/1/path = NodePath("Sprite:modulate:g")
+tracks/1/interp = 1
+tracks/1/loop_wrap = true
+tracks/1/keys = {
+"handle_modes": PackedInt32Array(0, 0),
+"points": PackedFloat32Array(1, -0.25, 0, 0.25, 0, 1, -0.25, 0, 0.25, 0),
+"times": PackedFloat32Array(0, 1)
+}
+tracks/2/type = "bezier"
+tracks/2/imported = false
+tracks/2/enabled = true
+tracks/2/path = NodePath("Sprite:modulate:b")
+tracks/2/interp = 1
+tracks/2/loop_wrap = true
+tracks/2/keys = {
+"handle_modes": PackedInt32Array(0, 0),
+"points": PackedFloat32Array(1, -0.25, 0, 0.25, 0, 1, -0.25, 0, 0.25, 0),
+"times": PackedFloat32Array(0, 1)
+}
+tracks/3/type = "bezier"
+tracks/3/imported = false
+tracks/3/enabled = true
+tracks/3/path = NodePath("Sprite:modulate:a")
+tracks/3/interp = 1
+tracks/3/loop_wrap = true
+tracks/3/keys = {
+"handle_modes": PackedInt32Array(0, 0),
+"points": PackedFloat32Array(1, -0.25, 0, 0.25, 0, 0, -0.25, 0, 0.25, 0),
+"times": PackedFloat32Array(0, 1)
+}
+
 [sub_resource type="AnimationLibrary" id="AnimationLibrary_fs8h8"]
 _data = {
 "RESET": SubResource("Animation_rrrnd"),

entities/imp.gd

@@ -1,6 +1,10 @@
 extends CharacterBody2D
 class_name Imp
 
+@export var skull_chance: float = 0.2
+
+@onready var skull_spawner: Spawner = $"SkullSpawner"
+@onready var draggable: Draggable = $"Draggable"
 
 # Called when the node enters the scene tree for the first time.
 func _ready() -> void:
@@ -8,5 +12,21 @@ func _ready() -> void:
 
 
 # Called every frame. 'delta' is the elapsed time since the previous frame.
-func _process(delta: float) -> void:
+func _process(_delta: float) -> void:
 	pass
+
+
+func _on_eat_target_eaten(_target: Edible):
+	if Random.rng.randf() < skull_chance:
+		skull_spawner.spawn()
+
+
+func _on_draggable_move(movement:Vector2):
+	if draggable.being_dragged:
+		print("move", movement)
+		move_and_collide(movement)
+
+func _on_move(movement:Vector2):
+	if not draggable.being_dragged:
+		print("move", movement)
+		move_and_collide(movement)

entities/imp.tscn

@@ -1,9 +1,10 @@
-[gd_scene load_steps=7 format=3 uid="uid://4d3ksr3171x4"]
+[gd_scene load_steps=8 format=3 uid="uid://4d3ksr3171x4"]
 
 [ext_resource type="Script" path="res://entities/imp.gd" id="1_dixpc"]
-[ext_resource type="PackedScene" uid="uid://dxmodn8mbvw0i" path="res://behaviours/hunt_target.tscn" id="3_6bq0i"]
 [ext_resource type="PackedScene" uid="uid://dijcjahkddudv" path="res://behaviours/draggable.tscn" id="3_4528r"]
-[ext_resource type="PackedScene" uid="uid://kceb2v2dm0qn" path="res://behaviours/move_towards_target.tscn" id="4_ofu70"]
+[ext_resource type="PackedScene" uid="uid://dfitiajuuvdko" path="res://behaviours/eat_target.tscn" id="3_iybf3"]
+[ext_resource type="PackedScene" uid="uid://cyrg770fsetyu" path="res://behaviours/spawner.tscn" id="4_d8lgm"]
+[ext_resource type="PackedScene" uid="uid://uoxwjpmgg27a" path="res://entities/gold.tscn" id="5_yrfoq"]
 
 [sub_resource type="CircleShape2D" id="CircleShape2D_c5tcn"]
 radius = 16.0
@@ -31,11 +32,12 @@ scale = Vector2(0.5, 0.5)
 [node name="DropSound" type="AudioStreamPlayer2D" parent="Draggable"]
 scale = Vector2(0.5, 0.5)
 
-[node name="HuntTarget" parent="." instance=ExtResource("3_6bq0i")]
+[node name="EatTarget" parent="." instance=ExtResource("3_iybf3")]
 tag = &"Sheep"
 
-[node name="MoveTowardsTarget" parent="." instance=ExtResource("4_ofu70")]
+[node name="SkullSpawner" parent="." instance=ExtResource("4_d8lgm")]
+scene = ExtResource("5_yrfoq")
 
-[connection signal="dragged" from="Draggable" to="." method="_on_draggable_dragged"]
+[connection signal="move" from="Draggable" to="." method="_on_draggable_move"]
-[connection signal="dropped" from="Draggable" to="." method="_on_draggable_dropped"]
+[connection signal="eaten" from="EatTarget" to="." method="_on_eat_target_eaten"]
-[connection signal="move" from="Draggable" to="." method="_on_drag_move"]
+[connection signal="move" from="EatTarget" to="." method="_on_move"]

main.tscn

@@ -1,7 +1,7 @@
 [gd_scene load_steps=4 format=3 uid="uid://b38wkla8e7rmo"]
 
 [ext_resource type="Script" path="res://main.gd" id="1_jyg3q"]
-[ext_resource type="Material" uid="uid://dpumcyplql08q" path="res://postprocess.material" id="2_3o1ux"]
+[ext_resource type="Material" path="res://postprocess.material" id="2_3o1ux"]
 [ext_resource type="PackedScene" uid="uid://bkm7id1wdwywg" path="res://scenes/menu/safe_margin_container.tscn" id="2_ah6n8"]
 
 [node name="Main" type="Node"]

scenes/game/main_game.tscn

@@ -1,7 +1,7 @@
-[gd_scene load_steps=13 format=3 uid="uid://cxj5aud02f40j"]
+[gd_scene load_steps=14 format=3 uid="uid://cxj5aud02f40j"]
 
 [ext_resource type="Script" path="res://scenes/game/main_game.gd" id="1_wiglu"]
-[ext_resource type="PackedScene" path="res://behaviours/spawner.tscn" id="2_bx37o"]
+[ext_resource type="PackedScene" uid="uid://cyrg770fsetyu" path="res://behaviours/spawner.tscn" id="2_bx37o"]
 [ext_resource type="PackedScene" uid="uid://dm068vaseh45n" path="res://scenes/game/game_camera.tscn" id="2_db5xs"]
 [ext_resource type="PackedScene" uid="uid://brvbtvt4em32" path="res://behaviours/counter.tscn" id="3_p6jw3"]
 [ext_resource type="PackedScene" uid="uid://eqb3vfbvjefp" path="res://entities/cloud.tscn" id="3_whlmm"]
@@ -9,6 +9,7 @@
 [ext_resource type="PackedScene" uid="uid://uoxwjpmgg27a" path="res://entities/gold.tscn" id="4_eu7q4"]
 [ext_resource type="PackedScene" uid="uid://bc2bm8lbol18w" path="res://entities/sheep.tscn" id="5_63bwb"]
 [ext_resource type="Texture2D" uid="uid://dyvkvmw7wxwe5" path="res://icon.svg" id="9_8kxq4"]
+[ext_resource type="PackedScene" uid="uid://4d3ksr3171x4" path="res://entities/imp.tscn" id="10_26rf6"]
 
 [sub_resource type="TileSet" id="TileSet_g2dkm"]
 
@@ -72,12 +73,12 @@ position = Vector2(379, -58)
 position = Vector2(456, -7)
 
 [node name="Sheep" parent="." instance=ExtResource("5_63bwb")]
-position = Vector2(-135, -134)
+position = Vector2(-273, -86)
 
 [node name="SpawnedEntities" type="Node2D" parent="."]
 
 [node name="Cloud" parent="." instance=ExtResource("3_whlmm")]
-position = Vector2(-3, -112)
+position = Vector2(-62, -239)
 
 [node name="Node2D" type="Node2D" parent="."]
 position = Vector2(590, 317)
@@ -93,4 +94,7 @@ texture = ExtResource("9_8kxq4")
 scale = Vector2(0.0886132, 0.0886132)
 shape = SubResource("CircleShape2D_3du4x")
 
+[node name="Imp" parent="." instance=ExtResource("10_26rf6")]
+position = Vector2(-275, 10)
+
 [connection signal="mouse_entered" from="Node2D/Area2D" to="CloudSpawner" method="spawn"]