anchor: love.font.newBMFontRasterizer
  Creates a new BMFont Rasterizer.
  rasterizer = love.font.newBMFontRasterizer( imageData, glyphs, dpiscale )
  imageData ImageData The image data containing the drawable pictures of font glyphs.
  glyphs string The sequence of glyphs in the ImageData.
  dpiscale (1) number DPI scale.
  rasterizer Rasterizer The rasterizer.
  rasterizer = love.font.newBMFontRasterizer( fileName, glyphs, dpiscale )
  fileName string The path to file containing the drawable pictures of font glyphs.
  glyphs string The sequence of glyphs in the ImageData.
  dpiscale (1) number DPI scale.
  rasterizer Rasterizer The rasterizer.