Add Watcher movement

behaviours/move_tilt.gd

@@ -0,0 +1,34 @@
+extends MoveStraight
+class_name MoveTilt
+
+
+## A [Move] which moves in a direction, rotating by a bit each frame.
+
+
+## Speed at which the direction changes per second, in degrees per second.
+@export var rotation_speed: float = 0.0
+
+## The minimum [field rotation_speed] that will be set.
+@export var min_rotation_speed: float = 0.0
+
+## The maximum [field rotation_speed] that will be set.
+@export var max_rotation_speed: float = 0.0
+
+
+func set_rotation_speed(value: float) -> void:
+	rotation_speed = value
+
+func set_rotation_speed_to_min() -> void:
+	rotation_speed = min_rotation_speed
+
+func set_rotation_speed_to_max() -> void:
+	rotation_speed = max_rotation_speed
+
+func randomize_rotation_speed() -> void:
+	rotation_speed = Random.rng.randf_range(min_rotation_speed, max_rotation_speed)
+
+
+func _physics_process(delta: float) -> void:
+	if enabled:
+		move.emit(direction * delta * speed)
+		direction = direction.rotated(deg_to_rad(delta * rotation_speed))

behaviours/move_tilt.tscn

@@ -0,0 +1,6 @@
+[gd_scene load_steps=2 format=3 uid="uid://ca02sfyaislwu"]
+
+[ext_resource type="Script" path="res://behaviours/move_tilt.gd" id="1_t0qjp"]
+
+[node name="MoveTilt" type="Node2D"]
+script = ExtResource("1_t0qjp")

entities/watcher.tscn

@@ -1,4 +1,4 @@
-[gd_scene load_steps=24 format=3 uid="uid://dnjtduk0hla3f"]
+[gd_scene load_steps=26 format=3 uid="uid://dnjtduk0hla3f"]
 
 [ext_resource type="Script" path="res://entities/watcher.gd" id="1_brahc"]
 [ext_resource type="PackedScene" uid="uid://bxbjfev0lhwws" path="res://behaviours/sprite_left_right.tscn" id="1_thu73"]
@@ -10,7 +10,9 @@
 [ext_resource type="Texture2D" uid="uid://b6uurud5clnqr" path="res://entities/watcher_drag_right.png" id="8_5nq2n"]
 [ext_resource type="PackedScene" uid="uid://rx24bppccih7" path="res://behaviours/move_physics.tscn" id="8_jy8ay"]
 [ext_resource type="PackedScene" uid="uid://cm67ko1k6kn4u" path="res://behaviours/priority.tscn" id="9_wtsor"]
+[ext_resource type="PackedScene" uid="uid://ca02sfyaislwu" path="res://behaviours/move_tilt.tscn" id="9_xig8d"]
 [ext_resource type="PackedScene" uid="uid://dijcjahkddudv" path="res://behaviours/draggable.tscn" id="10_qbgiu"]
+[ext_resource type="PackedScene" uid="uid://g8t6dt0ye6n3" path="res://behaviours/timer_stddev.tscn" id="11_20lvf"]
 [ext_resource type="AudioStream" uid="uid://d0feiq5s6fnux" path="res://entities/imp_drag.wav" id="11_rydo5"]
 [ext_resource type="AudioStream" uid="uid://cwsg776c11xfc" path="res://entities/fall.ogg" id="12_0h21e"]
 [ext_resource type="PackedScene" uid="uid://cml7rqvyfuagx" path="res://behaviours/move_towards.tscn" id="14_qtr50"]
@@ -183,6 +185,22 @@ kind = &"Watcher"
 
 [node name="MovementSampler" parent="." instance=ExtResource("4_i1htf")]
 
+[node name="MovementTilt" parent="." instance=ExtResource("9_xig8d")]
+min_rotation_speed = -120.0
+max_rotation_speed = 120.0
+speed = 44.0
+direction = Vector2(1, 0)
+
+[node name="TiltPriority" parent="MovementTilt" instance=ExtResource("9_wtsor")]
+default_priority = 10
+alternative_priority = 10
+
+[node name="TimerStddev" parent="MovementTilt" instance=ExtResource("11_20lvf")]
+autostart = true
+deviation = 0.3
+min_secs = 0.5
+max_secs = 1.5
+
 [node name="MovementTrap" parent="." instance=ExtResource("14_qtr50")]
 speed = 600.0
 enabled = false
@@ -223,6 +241,10 @@ stream = ExtResource("12_0h21e")
 bus = &"FallSounds"
 
 [connection signal="sacrificed" from="Sacrificable" to="." method="queue_free"]
+[connection signal="move" from="MovementTilt" to="." method="_on_move"]
+[connection signal="ready" from="MovementTilt" to="MovementTilt" method="randomize_direction"]
+[connection signal="ready" from="MovementTilt" to="MovementTilt" method="randomize_rotation_speed"]
+[connection signal="timeout" from="MovementTilt/TimerStddev" to="MovementTilt" method="randomize_rotation_speed"]
 [connection signal="changed_target" from="MovementTrap" to="MovementTrap/TrapPriority" method="priority_conditional"]
 [connection signal="move" from="MovementTrap" to="." method="_on_move"]
 [connection signal="move_disabled" from="MovementTrap" to="." method="_on_freed"]