Love2D fixed timestep 000

local _fps = 30

gameTime = 0
simulatedTime = 0
timeSlice = 1 / _fps

function love.load()

end


function love.update(dt)
  gameTime = gameTime + dt

  -- this will update "one frame too many"
  -- if simulated time is at 3 * timeSlice and game time is at 3.1 * timeSlice, the game
  -- will do one more update, resulting in simulatedTime == 4 * timeSlice
  -- we're in the future now. We'll use interpolation to render objects between their last position
  -- and they're current position, letting us render the world as it should be at this time
  -- this is similar to doing an in-between animation frame between two key animation frames
  while(simulatedTime < gameTime) do
    simulatedTime = simulatedTime + timeSlice
    -- update game world and entities
  end


end


function love.draw()

end