class_name PointSpray extends Spray
## Simple single-point spraygun

@export var spray_scale := 16.0

@onready var raycast: RayCast3D = %RayCast3D
@onready var spray_effect: MeshInstance3D = %SprayEffect


func fire() -> void:
	if raycast.is_colliding():
		var collider := raycast.get_collider()
		if collider is GunkBody:
			var point := raycast.get_collision_point()
			var point_scale := sqrt(point.distance_to(global_position)) * spray_scale
			(collider as GunkBody).paint_continuous(
				point, raycast.get_collision_normal(), point_scale
			)

	spray_effect.visible = true


func idle() -> void:
	spray_effect.visible = false