class TTFunk::BitField
Attributes
value[R]
Public Class Methods
new(value = 0)
click to toggle source
# File lib/ttfunk/bit_field.rb, line 7 def initialize(value = 0) @value = value end
Public Instance Methods
dup()
click to toggle source
# File lib/ttfunk/bit_field.rb, line 27 def dup self.class.new(value) end
off(pos)
click to toggle source
# File lib/ttfunk/bit_field.rb, line 19 def off(pos) @value &= 2**Math.log2(value).ceil - 2**pos - 1 end
off?(pos)
click to toggle source
# File lib/ttfunk/bit_field.rb, line 23 def off?(pos) !on?(pos) end
on(pos)
click to toggle source
# File lib/ttfunk/bit_field.rb, line 11 def on(pos) @value |= 2**pos end
on?(pos)
click to toggle source
# File lib/ttfunk/bit_field.rb, line 15 def on?(pos) (value & 2**pos).positive? end