The prompt for Genuary 2023 Day 23 is

Moire

• Overlaying a multitude of Moire Circles and other shapes

• Sound is coded in SonicPi using the distance equation

Overlaying
As the circle prowl
As their diameters growl
And their circumferences howl
For they are not staying
As the day turns in

SonicPI Code

def distance(x1,y1,x2,y2)
  distance = Math.sqrt((x2 - x1)**2 + (y2 - y1)**2)
  puts distance
  distance
end


i = 0

live_loop :distancing do

 #a and b are line 1 and line 2
#X and Y are the coordinates
  Xa = [5,7,9,12,4,1]
  Ya = [2,3,5,6,1,3]
  Xb = [0,4,5,2,1,7]
  Yb = [3,2,4,5,0,8]

  x = distance(Xa[i],Xb[i],Ya[i],Yb[i])
  y = distance(Xa[dice(i)],Xb[dice(i)],Ya[dice(i)],Yb[dice(i)])

  with_fx :flanger, amp: dice(2) do
    with_fx :ping_pong, mix: rrand(0.3,0.6) do
      use_synth :hollow
      play (x * y)/2, sustain: dice(4)
      play_pattern_timed chord([:c3,:E3].choose, :m7), x/y
    end
  end

  if i >= Xa.length - 1
    i = 0
  end

  i+= 1

  sleep [0.25,0.5,1,2,4].choose
end




j = 0

live_loop :distancing2 do

  #points C and D
  Xc = [dice(3)+3,dice(6),dice(5),dice(10)]
  Yc = [dice(2),(dice(5)-1).abs,dice(7),dice(10)+1]
  Xd = [dice(5),dice(4),dice(5),(dice(10)-1).abs]
  Yd = [dice(9),dice(7),dice(9),dice(10)]

  x = distance(Xc[j],Xd[j],Yc[j],Yd[j])
  y = distance(Xc[dice(j)],Xd[dice(j)],Yc[dice(j)],Yd[dice(j)])

  with_fx :pitch_shift, mix: 0.35, amp: dice(2) do
    with_fx :ping_pong, mix: rrand(0.3,0.6) do
      use_synth :hollow
      play (x * y)/1.5, attack: dice(4)
      play_pattern_timed chord([:c2,:e3,:a4,:g2].choose, :m7), y/x
    end
  end

  if j >= Xa.length - 1
    j = 0
  end

  i+= 1

  sleep [0.25,0.5,1,2,4].choose
end

Hydra Code

pattern = () => voronoi(113,5, 5).blend(osc(50,0)).kaleid([200,100,50,10,5,4,3,2].smooth()).scale(()=> (time % 10 + 2)/7)
//
pattern()
  .scrollX(0.1, 0.01).colorama(()=> (time % 10 + 1 )/10).scale([2,1,0.5,1,2,3,4].smooth())
  .diff(pattern().scroll([2,1,0.5,1].smooth()))
.blend(pattern())
  .out()


speed = 0.12525