feat: add player_controller — WASD movement, mouse look, interact raycast

ruf-der-pilze/scripts/player_controller.gd

@@ -0,0 +1,51 @@
+extends CharacterBody3D
+
+const SPEED := 4.0
+const GRAVITY := 9.8
+const MOUSE_SENSITIVITY := 0.002
+const INTERACT_DISTANCE := 2.5
+
+var _camera: Camera3D
+var _raycast: RayCast3D
+
+
+func _ready() -> void:
+	_camera = get_node("Camera3D") as Camera3D
+	_raycast = _camera.get_node("InteractRay") as RayCast3D
+	Input.mouse_mode = Input.MOUSE_MODE_CAPTURED
+
+
+func _physics_process(delta: float) -> void:
+	if not is_on_floor():
+		velocity.y -= GRAVITY * delta
+
+	var input_dir := Vector2(
+		Input.get_action_strength("move_right") - Input.get_action_strength("move_left"),
+		Input.get_action_strength("move_backward") - Input.get_action_strength("move_forward")
+	)
+	var move_dir := (transform.basis.x * input_dir.x + -transform.basis.z * input_dir.y).normalized()
+	velocity.x = move_dir.x * SPEED
+	velocity.z = move_dir.z * SPEED
+	move_and_slide()
+
+
+func _unhandled_input(event: InputEvent) -> void:
+	if event is InputEventMouseMotion:
+		rotate_y(-event.relative.x * MOUSE_SENSITIVITY)
+		_camera.rotate_x(-event.relative.y * MOUSE_SENSITIVITY)
+		_camera.rotation.x = clampf(_camera.rotation.x, -PI / 2.0, PI / 2.0)
+	elif event.is_action_pressed("interact"):
+		_try_interact()
+	elif event.is_action_pressed("ui_cancel"):
+		if Input.mouse_mode == Input.MOUSE_MODE_CAPTURED:
+			Input.mouse_mode = Input.MOUSE_MODE_VISIBLE
+		else:
+			Input.mouse_mode = Input.MOUSE_MODE_CAPTURED
+
+
+func _try_interact() -> void:
+	if not _raycast.is_colliding():
+		return
+	var target := _raycast.get_collider()
+	if target != null and target.has_method("interact"):
+		target.interact(NetworkManager.my_id)