Sonic Pi source code
(without personal random seed)
------------------------------

set_mixer_control! hpf: 25
set_mixer_control! amp: 0.8
duree_intro = 6
duree_tranche = duree_intro * 6
duree_acte = duree_tranche * 3
duree_morceau = duree_acte * 3
duree_outro = duree_intro * 2
duree_totale = duree_intro + duree_morceau + duree_outro
print "durée totale: ", duree_totale / 60, " mn et", duree_totale % 60, " s"

bass_cutoff = 35
continuer = true

in_thread do
while continuer == true
sleep 1
if beat > duree_intro + duree_morceau
continuer = false
print "fin du morceau !"
end
end
end

with_fx :reverb, room: 0.6, mix: 0.6 do
with_fx :bpf, centre: 100, centre_slide: 1.2, res: 0.4, res_slide: 0.8, mix: 1 do |bpf|
in_thread do
use_synth :blade
bourdon = play 33, attack: duree_intro, sustain: duree_morceau, release: duree_outro, amp: 0, amp_slide: 0.8

while continuer == true
sleep rrand(0.8, 1.6)
control bourdon, amp: rrand(0, 0.2)
sleep rrand(1.5,8)
control bpf, centre: rrand_i(30,130)
sleep rrand(1.5,5)
control bpf, res: rrand(0.2,0.6)
end
end
end
end


with_fx :lpf, cutoff: 50, cutoff_slide: 3.2, mix: 0.8 do |lpf|
in_thread do
use_synth :dark_ambience
bourdon = play 43, attack: duree_intro, sustain: duree_morceau, release: duree_outro, amp: 0.65

while continuer == true
sleep rrand(2.5,8)
control lpf, cutoff: rrand_i(30,130)
end
end
end


with_fx :hpf, cutoff: 60, cutoff_slide: 3.3, mix: 1 do |hpf|
in_thread do
use_synth :hollow
bourdon2 = play 46, attack: duree_intro, sustain: duree_morceau, release: duree_outro, amp: 0.55

while continuer == true
sleep rrand(3.5,9.3)
control hpf, cutoff: rrand_i(30,130)
end
end
end

with_fx :hpf, cutoff: 50, cutoff_slide: 2.2, mix: 1 do |hpf1|
with_fx :lpf, cutoff: 50, cutoff_slide: 2.2, mix: 1 do |lpf1|
with_fx :slicer, phase: 0.6, mix: 0.2 do
in_thread do
use_synth :hollow
ghost1 = play 27, attack: duree_intro, sustain: duree_morceau, release: duree_outro, amp: 0.5

while continuer == true
sleep rrand(1.5,3.3)
control hpf1, cutoff: rrand_i(25,130)
sleep rrand(0.5,4.3)
control lpf1, cutoff: rrand_i(25,130)
end
end
end
end
end

with_fx :hpf, cutoff: 60, cutoff_slide: 3.2, mix: 1 do |hpf2|
with_fx :lpf, cutoff: 60, cutoff_slide: 3.2, mix: 1 do |lpf2|
with_fx :tremolo, mix: 0.2 do
in_thread do
use_synth :supersaw
ghost2 = play 37, attack: duree_intro, sustain: duree_morceau, release: duree_outro, amp: 0, amp_slide: 0.6

while continuer == true
sleep rrand(0.7,2.3)
control ghost2, amp: rrand(0, 0.2)
sleep rrand(1.5,5.3)
control hpf2, cutoff: rrand_i(25,130)
sleep rrand(1.5,6.3)
control lpf2, cutoff: rrand_i(25,130)
end
end
end
end
end