laser.script

function init(self)
	self.life = 1.5
	self.speed = 200
		-- Get the bullet's own rotation quaternion
	local rotation_quat = go.get_rotation()

		-- Rotate a unit vector (1,0,0) using the quaternion
	self.direction = vmath.rotate(rotation_quat, vmath.vector3(1, 0, 0))

	self.step = vmath.vector3(self.direction.x, self.direction.y, 0)
	self.damage = 0
	table.insert(_G.lasers, go.get_id())  -- Store this person's ID
end

function update(self, dt)
	local pos = go.get_position()
	pos = pos + self.step * self.speed * dt
	go.set_position(pos)
	self.life  = self.life - dt
	if self.life < 0 then
		msg.post("/initfactory#init_spawner", "gone", {r_id = go.get_id(), type="laser"})
		go.delete()
	end
end

function on_message(self, message_id, message, sender)
	if message_id == hash("collision_response") then
		msg.post(message.other_id, "hit", {damage = self.damage})
		msg.post("/initfactory#init_spawner", "gone", {r_id = go.get_id(), type="laser"})
		go.delete()
	end
	if message_id == hash("damage_amt") then
		self.damage = message.damage
	end
end