Make Sheep throwable!

behaviours/move_physics.gd

@@ -0,0 +1,39 @@
+extends Move
+class_name MoveTowardsGravity
+
+
+signal dragged(cursor: Cursor)
+signal dropped
+signal fallen
+
+
+@export var acceleration = 2500.0
+@export var linear_damp = 50.0
+
+var cursor: Cursor = null
+
+var velocity := Vector2.ZERO
+
+@onready var ticks_per_second = ProjectSettings.get_setting("physics/common/physics_ticks_per_second")
+
+
+func drag(value: Cursor) -> void:
+	cursor = value
+	dragged.emit(value)
+
+func drop() -> void:
+	cursor = null
+	dropped.emit()
+
+func fall() -> void:
+	velocity = Vector2.ZERO
+	fallen.emit()
+
+
+func _physics_process(delta: float) -> void:
+	if enabled:
+		if cursor:
+			var gap = cursor.global_position - global_position
+			velocity += gap * delta * acceleration
+		velocity *= 1.0 - linear_damp / ticks_per_second
+		move.emit(velocity * delta)

behaviours/move_physics.tscn

@@ -1,6 +1,6 @@
 [gd_scene load_steps=2 format=3 uid="uid://rx24bppccih7"]
 
-[ext_resource type="Script" path="res://behaviours/move_towards_physics.gd" id="1_u02i3"]
+[ext_resource type="Script" path="res://behaviours/move_physics.gd" id="1_u02i3"]
 
 [node name="MoveTowardsPhysics" type="Node2D"]
 script = ExtResource("1_u02i3")

behaviours/move_towards_physics.gd

@@ -1,17 +0,0 @@
-extends MoveTowards
-class_name MoveTowardsGravity
-
-
-# [field speed] is actually used as acceleration. Oh well.
-
-var velocity := Vector2.ZERO
-
-
-func _physics_process(delta: float) -> void:
-	if enabled:
-		if target:
-			var gap = target.global_position - global_position
-			var norm = gap.normalized()
-			velocity += norm * delta * speed
-			Log.p(self, "Velocity: %s" % velocity)
-		move.emit(velocity * delta)

entities/sheep.tscn

@@ -13,7 +13,7 @@
 [ext_resource type="PackedScene" uid="uid://cbg5kgwxusvxf" path="res://behaviours/cursor_detector.tscn" id="13_5fkdr"]
 [ext_resource type="PackedScene" uid="uid://dti7l0d40hhgt" path="res://behaviours/target_picker.tscn" id="13_jf6em"]
 [ext_resource type="PackedScene" uid="uid://dijcjahkddudv" path="res://behaviours/draggable.tscn" id="14_0b1hs"]
-[ext_resource type="PackedScene" uid="uid://rx24bppccih7" path="res://behaviours/move_towards_physics.tscn" id="14_3wojv"]
+[ext_resource type="PackedScene" uid="uid://rx24bppccih7" path="res://behaviours/move_physics.tscn" id="14_3wojv"]
 [ext_resource type="PackedScene" uid="uid://c5pyp5hvthdof" path="res://behaviours/tracker_tracker.tscn" id="14_eqowb"]
 
 [sub_resource type="CircleShape2D" id="CircleShape2D_c5tcn"]
@@ -164,7 +164,9 @@ debug_color = Color(1, 1, 0, 0)
 tracker = NodePath("..")
 
 [node name="MovementDrag" parent="." instance=ExtResource("14_3wojv")]
-speed = 1200.0
+acceleration = 650.0
+linear_damp = 18.0
+enabled = false
 
 [node name="DragPriority" parent="MovementDrag" instance=ExtResource("11_0jlmk")]
 alternative_priority = 50
@@ -176,6 +178,10 @@ scale = Vector2(3, 3)
 shape = SubResource("CircleShape2D_c5tcn")
 debug_color = Color(1, 1, 1, 0)
 
+[node name="FallTimer" type="Timer" parent="MovementDrag"]
+wait_time = 0.5
+one_shot = true
+
 [connection signal="ready" from="MovementSampler" to="MovementSampler" method="enable"]
 [connection signal="move" from="MovementIdle" to="." method="_on_move"]
 [connection signal="move_disabled" from="MovementIdle" to="MovementIdle/BoredTimer" method="stop"]
@@ -201,11 +207,14 @@ debug_color = Color(1, 1, 1, 0)
 [connection signal="tracked" from="MovementRunFromHunter/HunterSense" to="MovementRunFromHunter/HunterSense/TargetPicker" method="set_target_if_null"]
 [connection signal="untracked" from="MovementRunFromHunter/HunterSense" to="MovementRunFromHunter/HunterSense/TargetPicker" method="clear_if_target"]
 [connection signal="target_changed" from="MovementRunFromHunter/HunterSense/TargetPicker" to="MovementRunFromHunter" method="set_target" unbinds=1]
-[connection signal="changed_target" from="MovementDrag" to="MovementDrag/DragPriority" method="priority_conditional"]
+[connection signal="dragged" from="MovementDrag" to="MovementDrag/DragPriority" method="priority_alternative" unbinds=1]
+[connection signal="dropped" from="MovementDrag" to="MovementDrag/FallTimer" method="start"]
+[connection signal="fallen" from="MovementDrag" to="MovementDrag/DragPriority" method="priority_default"]
 [connection signal="move" from="MovementDrag" to="." method="_on_move"]
 [connection signal="move_enabled" from="MovementDrag" to="MovementWander" method="clear_direction"]
 [connection signal="priority_changed_no_args" from="MovementDrag/DragPriority" to="MovementSampler" method="enable"]
 [connection signal="dragged" from="MovementDrag/Draggable" to="." method="_on_draggable_dragged"]
-[connection signal="dragged" from="MovementDrag/Draggable" to="MovementDrag" method="set_target"]
+[connection signal="dragged" from="MovementDrag/Draggable" to="MovementDrag" method="drag"]
 [connection signal="dropped" from="MovementDrag/Draggable" to="." method="_on_draggable_dropped"]
-[connection signal="dropped" from="MovementDrag/Draggable" to="MovementDrag" method="clear_target"]
+[connection signal="dropped" from="MovementDrag/Draggable" to="MovementDrag" method="drop"]
+[connection signal="timeout" from="MovementDrag/FallTimer" to="MovementDrag" method="fall"]