Class: MonsterID

Inherits:
Object
  • Object
show all
Defined in:
lib/monsterid.rb

Overview

Generates cute monsters from a seed

Constant Summary collapse

WHITE_PARTS = 
[
  'arms_1.png', 'arms_2.png', 'arms_S4.png', 'eye_13.png',
  'hair_1.png', 'hair_2.png', 'hair_3.png', 'hair_5.png',
  'legs_4.png', 'legs_S8.png', 'legs_S11.png', 'mouth_5.png',
  'mouth_8.png', 'mouth_S1.png', 'mouth_S3.png', 'mouth_2.png',
  'eyes_13.png', 'legs_S13.png', 'mouth_S7.png'
].freeze
BODY_COLOR_PARTS = 
[
  'arms_S8.png', 'legs_S5.png',
  'mouth_S5.png', 'mouth_S4.png'
].freeze
SPECIFIC_COLOR_PARTS = 
{
  'arms_S2.png' => [0, 200],
  'hair_S6.png' => [0, 200],
  'mouth_9.png' => [0, 200],
  'mouth_6.png' => [0, 200],
  'mouth_S2.png' => [0, 200]
}.freeze
PARTS = 
{
  arms: [
    'arms_1.png', 'arms_2.png', 'arms_3.png', 'arms_4.png', 'arms_5.png',
    'arms_S1.png', 'arms_S2.png', 'arms_S3.png', 'arms_S4.png', 'arms_S5.png',
    'arms_S6.png', 'arms_S7.png', 'arms_S8.png', 'arms_S9.png'
  ],
  body: [
    'body_1.png', 'body_2.png', 'body_3.png', 'body_4.png', 'body_5.png',
    'body_6.png', 'body_7.png', 'body_8.png', 'body_9.png', 'body_10.png',
    'body_11.png', 'body_12.png', 'body_13.png', 'body_14.png', 'body_15.png',
    'body_S1.png', 'body_S2.png', 'body_S3.png', 'body_S4.png', 'body_S5.png'
  ],
  eyes: [
    'eyes_1.png', 'eyes_2.png', 'eyes_3.png', 'eyes_4.png', 'eyes_5.png',
    'eyes_6.png', 'eyes_7.png', 'eyes_8.png', 'eyes_9.png', 'eyes_10.png',
    'eyes_11.png', 'eyes_12.png', 'eyes_13.png', 'eyes_14.png', 'eyes_15.png',
    'eyes_S1.png', 'eyes_S2.png', 'eyes_S3.png', 'eyes_S4.png', 'eyes_S5.png'
  ],
  hair: [
    'hair_1.png', 'hair_2.png', 'hair_3.png', 'hair_4.png', 'hair_5.png',
    'hair_S1.png', 'hair_S2.png', 'hair_S3.png', 'hair_S4.png', 'hair_S5.png',
    'hair_S6.png', 'hair_S7.png'
  ],
  legs: [
    'legs_1.png', 'legs_2.png', 'legs_3.png', 'legs_4.png', 'legs_5.png',
    'legs_S1.png', 'legs_S10.png', 'legs_S11.png', 'legs_S12.png',
    'legs_S13.png', 'legs_S2.png', 'legs_S3.png', 'legs_S4.png',
    'legs_S5.png', 'legs_S6.png', 'legs_S7.png', 'legs_S8.png', 'legs_S9.png'
  ],
  mouth: [
    'mouth_1.png', 'mouth_2.png', 'mouth_3.png', 'mouth_4.png', 'mouth_5.png',
    'mouth_6.png', 'mouth_7.png', 'mouth_8.png', 'mouth_9.png', 'mouth_10.png',
    'mouth_S1.png', 'mouth_S2.png', 'mouth_S3.png', 'mouth_S4.png', 'mouth_S5.png',
    'mouth_S6.png', 'mouth_S7.png'
  ]
}.freeze
COLORS =

Test color set [hue, sat]

[
  [8, 255], [160, 64], [8, 127], [184, 255],
  [24, 191], [208, 191], [40, 255], [208, 64],
  [48, 64], [248, 191], [72, 127], [272, 64],
  [128, 255], [312, 191], [160, 255], [336, 255]
].freeze

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(seed, size = 120) ⇒ MonsterID 



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# File 'lib/monsterid.rb', line 81

def initialize(seed, size = 120)
  @id = Digest::SHA1.hexdigest seed.to_s

  parts = {
    legs: {
      part: PARTS[:legs][@id[0, 2].hex % PARTS[:legs].length],
      color: COLORS[@id[2, 2].hex % COLORS.length]
    },
    hair: {
      part: PARTS[:hair][@id[4, 2].hex % PARTS[:hair].length],
      color: COLORS[@id[6, 2].hex % COLORS.length]
    },
    arms: {
      part: PARTS[:arms][@id[8, 2].hex % PARTS[:arms].length],
      color: COLORS[@id[10, 2].hex % COLORS.length]
    },
    body: {
      part: PARTS[:body][@id[12, 2].hex % PARTS[:body].length],
      color: COLORS[@id[14, 2].hex % COLORS.length]
    },
    eyes: {
      part: PARTS[:eyes][@id[16, 2].hex % PARTS[:eyes].length],
      color: COLORS[@id[18, 2].hex % COLORS.length]
    },
    mouth: {
      part: PARTS[:mouth][@id[20, 2].hex % PARTS[:mouth].length],
      color: COLORS[@id[22, 2].hex % COLORS.length]
    }
  }

  @monster = ChunkyPNG::Image.new(120, 120, ChunkyPNG::Color::TRANSPARENT)

  parts.each do |_, part|
    path = File.join(File.dirname(__FILE__), 'parts', part[:part])
    partimg = ChunkyPNG::Image.from_file(path)

    if BODY_COLOR_PARTS.include? part[:part]
      part[:color] = parts[:body][:color]
    elsif SPECIFIC_COLOR_PARTS.include? part[:part]
      part[:color] = SPECIFIC_COLOR_PARTS[part[:part]]
    end

    partimg = colorise(partimg, part[:color][0], part[:color][1]) unless WHITE_PARTS.include? part[:part]

    @monster.compose!(partimg)
  end

  resize(size) unless size == 120
end

Instance Attribute Details

#id ⇒ Object (readonly)

Returns the value of attribute id.



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# File 'lib/monsterid.rb', line 143

def id
  @id
end

Instance Method Details

#inspect ⇒ Object 



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# File 'lib/monsterid.rb', line 149

def inspect
  "#<#{self.class.name}:#{object_id} id: #{@id}>"
end

#resize(size) ⇒ Object 



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# File 'lib/monsterid.rb', line 131

def resize(size)
  @monster.resample_bilinear!(size, size)
end

#save(path) ⇒ Object 



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# File 'lib/monsterid.rb', line 135

def save(path)
  @monster.save path
end

#to_data_url ⇒ Object 



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# File 'lib/monsterid.rb', line 145

def to_data_url
  @monster.to_data_url
end

#to_datastream ⇒ Object 



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# File 'lib/monsterid.rb', line 139

def to_datastream
  @monster.to_datastream
end