# Tries to play a leg-of-lamb, side-of-beef rhythm; i.e.:
# the ratio of the interval between "leg" and "lamb" to the interval between 
# "leg" and "of" = the interval between "leg" and "of" to the interval between
# "of" and "lamb".

require 'sound'

include Math
include Win32

a = 0.5
b = (a * ((1 + sqrt(5))/2)) - a
puts "a==#{a}; b==#{b}"
puts "(a+b)/a==#{(a+b)/a}"

count = 1
20.times do
  print "."; Sound.beep(440, 100)
  count += 1; if count % 2 == 0 or count % 6 == 0 then sleep(a+b); next end
  sleep(a - 0.1) # Subtract the length of the "A" note from a 
  print "."; Sound.beep(440, 100) # Play an "A" for 100 milliseconds
  sleep(b - 0.1)
end
print "."; Sound.beep(440, 100)