class Colors::XYY
Attributes
large_y[R]
x[R]
y[R]
Public Class Methods
new(x, y, large_y)
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# File lib/colors/xyy.rb, line 5 def initialize(x, y, large_y) @x, @y, @large_y = canonicalize(x, y, large_y) end
Public Instance Methods
==(other)
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Calls superclass method
# File lib/colors/xyy.rb, line 15 def ==(other) case other when XYY x == other.x && y == other.y && large_y == other.large_y else super end end
components()
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# File lib/colors/xyy.rb, line 11 def components [x, y, large_y] end
luv_components(wp)
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# File lib/colors/xyy.rb, line 32 def luv_components(wp) to_xyz.luv_components(wp) end
rgb_components()
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# File lib/colors/xyy.rb, line 28 def rgb_components to_xyz.rgb_components end
to_rgb()
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# File lib/colors/xyy.rb, line 24 def to_rgb to_xyz.to_rgb end
to_xyz()
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# File lib/colors/xyy.rb, line 36 def to_xyz large_x = large_y*x/y large_z = large_y*(1 - x - y)/y XYZ.new(large_x, large_y, large_z) end
Private Instance Methods
canonicalize(x, y, large_y)
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# File lib/colors/xyy.rb, line 42 def canonicalize(x, y, large_y) [ Rational(x), Rational(y), Rational(large_y) ] end