def splash_composite
      max = size.min / 9
      assets.each do |over|
        other = MiniMagick::Image.open(File.join(src, over))
        other.resize(max) if other.dimensions.max >= max
        self.img = compose(other, over)
      end
    end
def splash_composite
      max = size.min / 9
      assets.each do |over|
        other = MiniMagick::Image.open(File.join(src, over))
        other.resize(max) if other.dimensions.max >= max
        self.img = compose(other, over)
      end
    end
Composite 9 gravity