local width = 1
local distance = 10

local init = false
local x = 0
local y = 0
local z = 0

function drawGrid(pass, y)
	pass:setColor(0, 1, 0)

	for i=-0.5,0.5,0.05 do
		pass:line(x+width*i, y-0.1, z, x, y-0.1, z-distance)
	end
end

function lovr.draw(pass)

	if not init and lovr.headset.isTracked('head') then
		x, y, z = lovr.headset.getPosition('head')
		init = true
	end

	drawGrid(pass, y)
	pass:circle(x, y-0.1, z-distance, 0.05, 0, 0, 0, 1, 'fill')

end