extends MeshInstance3D var alpha = 1.0 func init(pos1, pos2): var draw_mesh := ImmediateMesh.new() mesh = draw_mesh draw_mesh.surface_begin(Mesh.PRIMITIVE_LINES, material_override) draw_mesh.surface_add_vertex(pos1) draw_mesh.surface_add_vertex(pos2) draw_mesh.surface_end() # Called when the node enters the scene tree for the first time. func _ready() -> void: var dup_material = material_override.duplicate() material_override = dup_material pass # Replace with function body. # Called every frame. 'delta' is the elapsed time since the previous frame. func _process(delta: float) -> void: alpha -= delta * 3.5 material_override.albedo_color.a = alpha func _on_timer_timeout() -> void: queue_free()