Module: Punk::Hair

Defined in:
lib/punkmaker/hair.rb

Defined Under Namespace

Classes: Maker

Class Method Summary collapse

Class Method Details

.[](name) ⇒ Object 



8
 
# File 'lib/punkmaker/hair.rb', line 8

def self.[]( name )  colors.find_by( name: name ); end

.colorize(hair, color:) ⇒ Object

method self.derive_color_map



59
60
61
62
63
 
# File 'lib/punkmaker/hair.rb', line 59

def self.colorize( hair, color: )  
    # "low-level" with no validity checks on hair image and passed in color (integer)
   color_map = derive_color_map( color )
   hair.change_colors( color_map )
end

.colors ⇒ Object 



5
6
7
 
# File 'lib/punkmaker/hair.rb', line 5

def self.colors
  @colors ||= ColorBundle.read( './config/colors/hair.csv' )
end

.derive_color_map(color) ⇒ Object 



12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
 
# File 'lib/punkmaker/hair.rb', line 12

def self.derive_color_map( color )
    color = Color.from_hex( color )  if color.is_a?( String )
  
        h,s,v = Color.to_hsv( color, include_alpha: false )
        h = h % 360    ## make sure h(ue) is always positive!!!
        puts "    #{[h,s,v].inspect}"
    
          # lighter  - #2a2aff / rgb( 42  42 255) - hsl(240° 100%  58%) - hsv(240°  84% 100%)
          #   - used in hair( frumpy, f/pigtails3, f/straight3, f/wild4, f/wild5 )
    
          # lightest -  #5454ff / rgb( 84  84 255) - hsl(240° 100%  66%) - hsv(240°  67% 100%)
          #  - used in hair(mohawk thin)
    
          # darker   - #0000dd / rgb(  0   0 221) - hsl(240° 100%  43%) - hsv(240° 100%  87%)
          #  - used in hair(mohawk)
    
          ## todo/fix: make lighter/darker formula more "robust"/ better!!!
        if color == 0x000000ff   # black
          # hsv(  0°   0%   0%)
          lighter =  Color.from_hsv( h, 0.0, 0.16 )
          lightest = Color.from_hsv( h, 0.0, 0.33 )
          darker   = Color.from_hsv( h, 0.0, 0.0 )  ## darker than black not possible ;-)
        elsif color == 0xe0e0e0ff   # silver
         #  hsv(  0°   0%  88%)
          lighter =  Color.from_hsv( h, 0.0, 1.0 )  # white
          lightest = Color.from_hsv( h, 0.0, 1.0 )  # white
          darker   = Color.from_hsv( h, 0.0, [0.0, v-0.13].max )
        elsif color == 0xffffffff   # white
         #  hsv(  0°   0% 100%)
           lighter =  Color.from_hsv( h, 0.0, [0.0, v-0.11].max )  # note: make darker
           lightest = Color.from_hsv( h, 0.0, 1.0 )
           darker   = Color.from_hsv( h, 0.0, [0.0, v-0.16].max )   
        else
          lighter =  Color.from_hsv( h, [0.0, s-0.16].max, v )
          lightest = Color.from_hsv( h, [0.0, s-0.33].max, v )
          darker   = Color.from_hsv( h, s, [0.0, v-0.13].max )
        end
    
        color_map = {
                 '0000ffff' => color,
                 '2a2affff' => lighter,
                 '5454ffff' => lightest, 
                 '0000ddff' => darker,
        }
        color_map
end