Contents

module Photomosaic
  module Color
    class HSV
      attr_reader :hue, :saturation, :value

      def initialize(hue, saturation, value)
        @hue = hue
        @saturation = saturation
        @value = value
      end

      def calculate_distance(hsv)
        Math.sqrt(squares_array(hsv).inject(&:+))
      end

      private

      def squares_array(hsv)
        [
         (self.hue - hsv.hue)**2,
         (self.saturation - hsv.saturation)**2,
         (self.value - hsv.value)**2
        ]
      end
    end
  end
end

Version data entries

1 entries across 1 versions & 1 rubygems

Version	Path
photomosaic-0.0.1	lib/photomosaic/color/hsv.rb