Added interactable

addons/interaction/interactable.gd

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+extends Node
+class_name Interactable
+
+signal on_hit
+
+func hit()->void:
+	on_hit.emit()

addons/interaction/interactable.gd.uid

@@ -0,0 +1 @@
+uid://d1pa8ssvmxbn

addons/interaction/interactable.tscn

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+[gd_scene load_steps=2 format=3 uid="uid://be7u1kn41g2ww"]
+
+[ext_resource type="Script" uid="uid://d1pa8ssvmxbn" path="res://addons/interaction/interactable.gd" id="1_8h68r"]
+
+[node name="Interactable" type="Area3D"]
+script = ExtResource("1_8h68r")

addons/interaction/interaction_ray.gd

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+extends Node3D
+@onready var ray_cast: RayCast3D = $RayCast3D
+
+const Interactable = preload("uid://d1pa8ssvmxbn")
+
+@export var max_distance: float = 100
+
+func _ready() -> void:
+	ray_cast.target_position = Vector3(0,0,-max_distance)
+	
+func _input(event: InputEvent) -> void:
+	if event.is_action_pressed("interact"):
+		if ray_cast.is_colliding():
+			var collider = ray_cast.get_collider()
+			if collider.get_script() == Interactable:
+				var interactable: Interactable = collider
+				interactable.hit()

addons/interaction/interaction_ray.gd.uid

@@ -0,0 +1 @@
+uid://cqf6w5rp1hjcs

addons/interaction/interaction_ray.tscn

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+[gd_scene load_steps=2 format=3 uid="uid://dlryddjharg35"]
+
+[ext_resource type="Script" uid="uid://cqf6w5rp1hjcs" path="res://addons/interaction/interaction_ray.gd" id="1_jlrgf"]
+
+[node name="InteractionRay" type="Node3D"]
+script = ExtResource("1_jlrgf")
+
+[node name="RayCast3D" type="RayCast3D" parent="."]
+target_position = Vector3(0, 0, -1)
+collide_with_areas = true