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#ifndef INC_SECTION_SEQ
#define INC_SECTION_SEQ ##
/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
Partial Emergence
by Richard Knight 2022
Installation submission for the International Csound Conference 2022
Section subsequencers
* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
#include "sonics/bussing.udo"
#include "include/instruments_water.inc"
#include "include/instruments_idiophone.inc"
#include "include/instruments_synthesis.inc"
/*
Pause the melodic progression for the duration of the calling instrumnet
*/
opcode pause_melprogression, 0, 0
gkmel_pause = 1
if (lastcycle() == 1) then
gkmel_pause = 0
endif
endop
/*
Call an instrument for outward transition; p4 is passed as the rise ratio of total duration
*/
opcode transition_out, 0, S
Sinstrument xin
iduration = random(4, min(12, p3*0.5))
iriseratio = random(0.5, 0.9)
schedule(Sinstrument, p3 - (iduration * iriseratio), iduration, iriseratio)
endop
/*
Call an instrument for inward transition; p4 is passed as short duration for an almost immediate attack
*/
opcode transition_in, 0, S
Sinstrument xin
iduration = random(3, min(10, p3*0.25))
schedule(Sinstrument, 0, iduration, 0.03)
endop
instr sequencer_s0
transition_in("transition_idiophone_randtime")
imaxlen = p3
itime = 0
while (itime < imaxlen) do
idur = random(5, 10)
idur = (idur + itime > imaxlen) ? imaxlen - itime : idur
schedule("phrase_idiophone1", itime, idur, 1)
itime += random(idur*0.6, idur*0.8)
od
transition_out("transition_idiophone_stretch1")
endin
instr sequencer_s1
schedule("phrase_idiophone_stretch1", 0, i(gkseq_beattime) * i(gkmel_section_change_due), 0)
schedule("phrase_idiophone1", 0, i(gkseq_beattime) * i(gkmel_section_change_due), 1)
kdo init 0
if (gkmel_section_change == 1) then
klen = mel_length:k()
schedulek("phrase_idiophone_stretch1", 0, klen*random:k(1, 1.5), 0)
if (kdo == 0) then
schedulek("phrase_idiophone1", 0, klen*random:k(1, 1.3), 0) ; chords
kdo = 1
else
kdo = 0
endif
endif
transition_out("transition_idiophone_randtime")
endin
instr sequencer_s2
schedule("note_bass1", 0, p3, 0)
schedule("phrase_idiophone1", 0, i(gkseq_beattime) * i(gkmel_section_change_due), 1)
if (gkmel_section_change == 1) then
klen = mel_length:k()
schedulek("phrase_idiophone1", 0, klen, 1) ; single note only
schedulek("phrase_idiophone_stretch1", 0, klen*1.3, 0)
endif
if (lastcycle:k() == 1) then
turnoff2("note_bass1", 0, 1)
endif
endin
instr sequencer_s3
schedule("note_bass1", 0, p3, 0)
schedule("phrase_idiophone_stretch1", 0, i(gkseq_beattime) * i(gkmel_section_change_due), 1)
if (gkmel_section_change == 1) then
klen = mel_length:k()
schedulek("phrase_idiophone1", 0, klen, 0) ; chords
schedulek("phrase_idiophone_stretch1", 0, klen*0.8, 1)
endif
if (lastcycle:k() == 1) then
turnoff2("note_bass1", 0, 1)
endif
endin
instr sequencer_s4
idiophone_change()
schedule("phrase_dropstretch1", 0, i(gkseq_beattime) * 2 * i(gkmel_section_change_due), random(0.5, 1.5), 1, 1, 0.5)
if (gkmel_section_change == 1) then
klen = mel_length:k()
schedulek("phrase_idiophone1", 0, klen, 1) ; single note only
schedulek("phrase_idiophone_stretch1", 0, klen*1.3, 1)
endif
transition_out("transition_waterbubbler1")
endin
instr sequencer_s5
imaxlen = p3
itime = 0
while (itime < imaxlen) do
idur = random(5, 20)
schedule("phrase_dropstretch1", itime, idur, random(0.5, 1.5), 1, 1, 1)
if (random(0, 1) > 0.5) then
schedule("phrase_dropstretch1", itime + random(0, 5), idur, random(0.5, 1.5), 1, 1, 2)
endif
if (random(0, 1) > 0.5) then ; no reson
schedule("phrase_dropstretch1", itime + random(0, 5), idur, random(0.5, 1.5), 0, 1, 1)
endif
if (random(0, 1) > 0.5) then
schedule("phrase_waterbubbler1", itime, idur, 1)
endif
if (random(0, 1) > 0.5) then
schedule("play_waterpaddling1", itime + random(0, 5), 1)
endif
itime += idur * random(0.5, 0.8)
od
endin
instr sequencer_s6
schedule("phrase_dropstretch1", 0, i(gkseq_beattime) * 1.5 * i(gkmel_section_change_due), random(0.5, 1.5), 0, 1, 1)
if (gkmel_section_change == 1) then
;turnoff2 "phrase_idiophone_stretch2", 0, 1
schedulek("phrase_idiophone_stretch2", 0, mel_length:k()*1.3, 0)
schedulek("phrase_waterbubbler1", 0, mel_length:k(), 0)
endif
awL, awR bus_read "phrase_waterbubbler"
amL, amR bus_read "note_idiophonestretch2"
ir = 256
irm = 2
fwL pvsanal awL, ir, ir/irm, ir, 1
fwR pvsanal awR, ir, ir/irm, ir, 1
fmL pvsanal amL, ir, ir/irm, ir, 1
fmR pvsanal amR, ir, ir/irm, ir, 1
fxL pvsmorph fwL, fmL, 0, 1
fxR pvsmorph fwR, fmR, 0, 1
aL pvsynth fxL
aR pvsynth fxR
kamp linseg 0, p3*0.01, 1, p3*0.98, 1, p3*0.01, 0 ; has click at start
bus_mix("main", aL*kamp, aR*kamp)
endin
instr sequencer_s7
idiophone_change()
schedule("phrase_dropstretch1", 0, i(gkseq_beattime) * 1.5 * i(gkmel_section_change_due), random(0.5, 1.5), 1, 1, 8)
if (gkmel_section_change == 1) then
schedulek("phrase_idiophone_stretch2", 0, mel_length:k()*1.3, 0)
schedulek("phrase_waterbubbler1", 0, mel_length:k(), 1)
endif
aL, aR bus_read "note_idiophonestretch2"
bus_mix("delay1", aL*0.2, aR*0.2)
bus_mix("main", aL*0.8, aR*0.8)
transition_out("transition_idiophone_randtime")
endin
instr sequencer_s8
pause_melprogression()
imaxlen = p3
itime = 0
while (itime < imaxlen) do
idur = random(p3*0.1, p3*0.3)
idur = (idur + itime > imaxlen) ? imaxlen - itime : idur
schedule("phrase_dropstretch1", itime, idur, random(0.5, 1.5), 1, 1, 0.5)
if (random(0, 1) > 0.5) then
schedule("phrase_dropstretch1", itime + random(0, 5), idur, random(0.5, 1.5), 1, 1, 2)
endif
if (random(0, 1) > 0.5) then ; no reson
schedule("phrase_dropstretch1", itime + random(0, 5), idur, random(0.5, 1.5), 0, 1, 1)
endif
if (random(0, 1) > 0.2) then
schedule("play_waterpaddling1", itime + random(0, 5), random(0.5, 6))
if (random(0, 1) > 0.6) then
schedule("play_waterpaddling1", itime + random(0, 5), random(0.5, 6))
endif
endif
itime += idur * random(0.5, 1.2)
od
transition_out("transition_idiophone_gliss1")
endin
instr sequencer_s9
transition_in("transition_idiophone_stretch1")
idiophone_change()
gimel_portamento_beatratio = 0.4
imaxlen = p3
itime = 0
while (itime < imaxlen) do
idur = random(5, 20)
idur = (idur + itime > imaxlen) ? imaxlen - itime : idur
schedule("phrase_idiophone_stretch3", itime, idur)
itime += idur
od
transition_out("transition_idiophone_stretch1")
endin
instr sequencer_s10
transition_in("transition_idiophone_randtime")
gimel_portamento_beatratio = 0.4
schedule("phrase_idiophone_stretch4", 0, p3)
schedule("note_bass1", 0, p3, 0)
kmetrofreq = abs:k(oscil:k(5, 0.01)) + 0.1
knotemetro = metro(kmetrofreq)
if (knotemetro == 1) then
if (random:k(0, 1) > 0.8) then
kstart = random:k(0, 0.3)
schedulek("note_hybrid1", kstart, 1, mel_randomnote:k())
;schedulek("_note_idiophone1", kstart, 0.1, mel_randomnote:k()+12, random:k(2, 7))
;schedulek("note_drop1", kstart, 0.5)
endif
endif
kdroprollmetro = metro(0.1)
if (kdroprollmetro == 1 && random:k(0, 1) > 0.5) then
schedulek("fnmi_sineblips", random:k(0, 2), random:k(3, 10), "reverb1")
schedulek("phrase_droproll1", random:k(0, 2), random:k(3, 10), 1)
endif
endin
instr sequencer_s11
transition_in("transition_idiophone_gliss1")
; resonated droplets
kmetrofreq = abs:k(oscil:k(3, 0.01)) + 0.1
knotemetro = metro(kmetrofreq)
if (knotemetro == 1) then
if (random:k(0, 1) > 0.5) then
schedulek("note_hybrid1", random:k(0, 0.3), 1, mel_randomnote:k())
if (random:k(0, 1) > 0.5) then
schedulek("note_hybrid1", random:k(0.3, 1), 1, mel_randomnote:k()+12)
endif
endif
endif
; water droplets
kdroprollmetro = metro(0.2)
if (kdroprollmetro == 1 && random:k(0, 1) > 0.5) then
schedulek("phrase_droproll1", random:k(0, 2), random:k(3, 10), 0.2)
endif
; subtle notes
if (gkmel_section_change == 1) then
schedulek("note_idiophonestretch1", random:k(0, 2), random:k(4, 12), mel_randomnote:k()-12, 0)
schedulek("note_idiophonestretch1", random:k(0, 2), random:k(4, 12), mel_randomnote:k()-12, 0)
if (random:k(0, 1) > 0.5) then
schedulek("note_idiophonestretch1", random:k(0, 2), random:k(4, 12), mel_randomnote:k()-12, 0)
schedulek("note_idiophonestretch1", random:k(0, 2), random:k(4, 12), mel_randomnote:k()-12, 0)
endif
; paddling stretch
schedulek("play_waterpaddling1", random:k(0, 2), random:k(3, 15))
; bass note
if (random:k(0, 1) > 0.4) then
klen = mel_length:k()
schedulek("note_bass2", random:k(0, 3), random:k(klen, klen*1.5), 0)
endif
endif
endin
instr sequencer_s12
kmetrofreq = abs:k(oscil:k(3, 0.01)) + 0.1
knotemetro = metro(kmetrofreq)
if (knotemetro == 1) then
if (random:k(0, 1) > 0.5) then
schedulek("note_hybrid1", random:k(0, 0.3), 1, mel_randomnote:k()-12)
endif
if (random:k(0, 1) > 0.5) then
schedulek("note_hybrid1", random:k(0.3, 1), 1, mel_randomnote:k())
endif
if (random:k(0, 1) > 0.5) then
kstart = random:k(0.3, 1)
schedulek("note_hybrid1", kstart, 1, mel_randomnote:k()+24)
if (random:k(0, 1) > 0.5) then
schedulek("note_drop1", kstart, 1)
endif
endif
if (random:k(0, 1) > 0.9) then
schedulek("phrase_dropstretch1", random:k(0, 3), random:k(4, 7), 2, round:k(random:k(0, 1)), 1, 2)
schedulek("note_bass2", random:k(0, 3), random:k(4, 5), 0)
endif
endif
schedule("phrase_droproll1", 0, 1, 2.4)
endin
instr sequencer_s13
if (random(0, 1) >= 0.5) then
pause_melprogression()
endif
idiophone_change()
iplayidiophone = round(random(0, 1))
kmetrofreq expseg 0.3, p3, 20
knotemetro = metro(kmetrofreq)
if (knotemetro == 1) then
if (random:k(0, 1) > 0.5) then
schedulek("note_hybrid1", random:k(0, 0.3), 1, mel_randomnote:k()+12)
if (iplayidiophone == 1 && active:k("note_idiophonestretch1") == 0) then
schedulek("note_idiophonestretch1", random:k(0, 2), random:k(1, 3), mel_randomnote:k()-12, 0)
endif
endif
if (random:k(0, 1) > 0.5) then
schedulek("note_hybrid1", random:k(0.3, 1), 1, mel_randomnote:k())
endif
if (random:k(0, 1) > 0.5) then
kstart = random:k(0.3, 1)
schedulek("note_hybrid1", kstart, 1, mel_randomnote:k()-12)
if (random:k(0, 1) > 0.5) then
schedulek("note_drop1", kstart, 1)
endif
endif
endif
schedule("phrase_droproll1", 0, 1.3, 2.4)
endin
instr sequencer_s14
gimel_portamento_beatratio = 0.2
imaxlen = p3
iplaydrops = round(random(0, 1))
itime = 0
while (itime < imaxlen) do
idur = random(5, 20)
idur = (idur + itime > imaxlen) ? imaxlen - itime : idur
schedule("phrase_hybridstretch1", itime, idur)
if (iplaydrops == 1) then
schedule("phrase_droproll1", itime, idur, 0.4)
endif
itime += idur
od
; play one music box glissando just before the next mel section change
kglissset init 0
if (kglissset == 0 && gkmel_section_change == 1) then
schedulek("phrase_idiophone_gliss1", mel_length:k()-0.5, 1, 3)
kglissset = 1
endif
; water transition out
transition_out("transition_droplets1")
endin
instr sequencer_s15
transition_in("transition_idiophone_gliss1")
idiophone_change()
pause_melprogression()
;schedule("phrase_idiophone1", 0, p3, 0)
schedule("phrase_hybrid2", 0, p3, 0)
transition_out("transition_waterbubbler1")
endin
instr sequencer_s16
idiophone_change()
imaxlen = p3
itime = 0
while (itime < imaxlen) do
idur = random(5, 20)
idur = (idur + itime > imaxlen) ? imaxlen - itime : idur
schedule("phrase_hybrid1", itime, idur)
itime += idur
od
transition_out("transition_idiophone_gliss1")
endin
instr sequencer_s17
pause_melprogression()
imaxlen = p3
itime = 0
while (itime < imaxlen) do
schedule("note_idiophone_randtime", itime+random(0, 1), random(2, 5))
schedule("note_idiophone_randtime", itime+random(0, 4), random(2, 5))
schedule("play_waterpaddling1", itime+random(0, 1), random(1, 2))
itime += random(5, 20)
od
schedule("phrase_dropstretch1", 0, p3, 1, 1, 1, 1)
schedule("phrase_dropstretch1", 0, p3, 2, 1, 1, 0.5)
transition_out("transition_droplets1")
endin
#end
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