anchor: love.graphics.setDefaultFilter
  Sets the default scaling filters used with Images, Canvases, and Fonts.
  love.graphics.setDefaultFilter( min, mag, anisotropy )
  min FilterMode Filter mode used when scaling the image down.
  mag (min) FilterMode Filter mode used when scaling the image up.
  anisotropy (1) number Maximum amount of Anisotropic Filtering used.