io.stdout:setvbuf("no")
local thread = nil 
local socket = nil
local asynReceive = [[
io.stdout:setvbuf("no")
local thread = jin.thread.getThread() 
local socket = thread:demand(1)
local buf = nil
while true do 
	buf = socket:receive() 
	thread:send(2, buf)
end 
]]
jin.core.onLoad = function() 
	jin.net.init()
	socket = jin.net.Socket("TCP", "127.0.0.1", 8803)

	thread = jin.thread.Thread("asynReceive", asynReceive)
	thread:start()
	thread:send(1, socket)
end 

jin.core.onEvent = function(e)
	if e.type == "quit" then
		jin.core.stop()	elseif e.type == "keydown" then 
		if e.key == "Escape" then 
			jin.core.stop()
		end 
	end 
end 
local x = 0
local y = 0
jin.core.onUpdate = function(dt) 
	if thread:receive(2) then 
		local buf = thread:fetch(2)
		x, xl = buf:grabFloat(0)
		y, yl = buf:grabFloat(xl)
	end 
end 

jin.core.onDraw = function() 
	jin.graphics.circle("fill", x, y, 12)
end