Kace/godot/scripts/Ball.gd

class_name Ball
extends RigidBody2D

export (Color) var interrupt_color = Color.white


signal kace_contact


const brick_layer = 2
const interrupt_speed = 700
const cell_size = Vector2(20, 10)


func interrupt_ball():
	modulate = interrupt_color
	go_down_unstopped()


func go_down_unstopped():
	linear_velocity.y = interrupt_speed
	linear_velocity = linear_velocity.normalized() * interrupt_speed
	set_collision_mask_bit(brick_layer, false)


func _integrate_forces(state :  Physics2DDirectBodyState):
	for i in range(state.get_contact_count()):
		var contact_pos = state.get_contact_local_position(i)
		var contact_normal = state.get_contact_local_normal(i)
		var correct_pos = contact_pos - contact_normal * cell_size
		emit_signal("kace_contact", correct_pos)


func _on_Launcher_interrupt_wave():
	interrupt_ball()