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<CsoundSynthesizer>
<CsOptions>
; Select audio/midi flags here according to platform
; Audio out
-odac ;;;RT audio
; For Non-realtime ouput leave only the line below:
; -o partikkel_softsync.wav -W ;;; for file output any platform
</CsOptions>
<CsInstruments>
sr = 44100
ksmps = 20
nchnls = 2
; Example by Oeyvind Brandtsegg 2007, revised 2008
giSine ftgen 0, 0, 65537, 10, 1
giCosine ftgen 0, 0, 8193, 9, 1, 1, 90
giSigmoRise ftgen 0, 0, 8193, 19, 0.5, 1, 270, 1 ; rising sigmoid
giSigmoFall ftgen 0, 0, 8193, 19, 0.5, 1, 90, 1 ; falling sigmoid
; *************************************************
; example of soft synchronization of two partikkel instances
; *************************************************
instr 1
/*score parameters*/
igrainrate = p4 ; grain rate
igrainsize = p5 ; grain size in ms
igrainFreq = p6 ; fundamental frequency of source waveform
iosc2Dev = p7 ; partikkel instance 2 grain rate deviation factor
iMaxSync = p8 ; max soft sync amount (increasing to this value during length of note)
/*overall envelope*/
iattack = 0.001
idecay = 0.2
isustain = 0.7
irelease = 0.2
amp linsegr 0, iattack, 1, idecay, isustain, 1, isustain, irelease, 0
kgrainfreq = igrainrate ; grains per second
kdistribution = 0 ; periodic grain distribution
idisttab = -1 ; (default) flat distribution used
; for grain distribution
async = 0 ; no sync input
kenv2amt = 0 ; no secondary enveloping
ienv2tab = -1 ; default secondary envelope (flat)
ienv_attack = giSigmoRise ; default attack envelope (flat)
ienv_decay = giSigmoFall ; default decay envelope (flat)
ksustain_amount = 0.3 ; time (in fraction of grain dur) at
; sustain level for each grain
ka_d_ratio = 0.2 ; balance between attack and decay time
kduration = igrainsize ; set grain duration in ms
kamp = 0.2*0dbfs ; amp
igainmasks = -1 ; (default) no gain masking
kwavfreq = igrainFreq ; fundamental frequency of source waveform
ksweepshape = 0 ; shape of frequency sweep (0=no sweep)
iwavfreqstarttab = -1 ; default frequency sweep start
; (value in table = 1, which give
; no frequency modification)
iwavfreqendtab = -1 ; default frequency sweep end
; (value in table = 1, which give
; no frequency modification)
awavfm = 0 ; no FM input
ifmamptab = -1 ; default FM scaling (=1)
kfmenv = -1 ; default FM envelope (flat)
icosine = giCosine ; cosine ftable
kTrainCps = kgrainfreq ; set trainlet cps equal to grain
; rate for single-cycle trainlet in
; each grain
knumpartials = 3 ; number of partials in trainlet
kchroma = 1 ; balance of partials in trainlet
ichannelmasks = -1 ; (default) no channel masking,
; all grains to output 1
krandommask = 0 ; no random grain masking
kwaveform1 = giSine ; source waveforms
kwaveform2 = giSine ;
kwaveform3 = giSine ;
kwaveform4 = giSine ;
iwaveamptab = -1 ; mix of 4 source waveforms and
; trainlets (set to default)
asamplepos1 = 0 ; phase offset for reading source waveform
asamplepos2 = 0 ;
asamplepos3 = 0 ;
asamplepos4 = 0 ;
kwavekey1 = 1 ; original key for source waveform
kwavekey2 = 1 ;
kwavekey3 = 1 ;
kwavekey4 = 1 ;
imax_grains = 100 ; max grains per k period
iopcode_id = 1 ; id of opcode, linking partikkel
; to partikkelsync
a1 partikkel kgrainfreq, kdistribution, idisttab, async, kenv2amt, \
ienv2tab,ienv_attack, ienv_decay, ksustain_amount, ka_d_ratio, \
kduration, kamp, igainmasks, kwavfreq, ksweepshape, \
iwavfreqstarttab, iwavfreqendtab, awavfm, ifmamptab, kfmenv, \
icosine, kTrainCps, knumpartials, kchroma, ichannelmasks, \
krandommask, kwaveform1, kwaveform2, kwaveform3, kwaveform4, \
iwaveamptab, asamplepos1, asamplepos2, asamplepos3, asamplepos4, \
kwavekey1, kwavekey2, kwavekey3, kwavekey4, imax_grains, iopcode_id
async1 partikkelsync iopcode_id ; clock pulse output of the
; partikkel instance above
ksyncGravity line 0, p3, iMaxSync ; strength of synchronization
aphase2 init 0
asyncPolarity limit (int(aphase2*2)*2)-1, -1, 1
; use the phase of partikkelsync instance 2 to find sync
; polarity for partikkel instance 2.
; If the phase of instance 2 is less than 0.5, we want to
; nudge it down when synchronizing,
; and if the phase is > 0.5 we want to nudge it upwards.
async1 = async1*ksyncGravity*asyncPolarity ; prepare sync signal
; with polarity and strength
kgrainfreq2 = igrainrate * iosc2Dev ; grains per second for second partikkel instance
iopcode_id2 = 2
a2 partikkel kgrainfreq2, kdistribution, idisttab, async1, kenv2amt, \
ienv2tab, ienv_attack, ienv_decay, ksustain_amount, ka_d_ratio, \
kduration, kamp, igainmasks, kwavfreq, ksweepshape, \
iwavfreqstarttab, iwavfreqendtab, awavfm, ifmamptab, kfmenv, \
icosine, kTrainCps, knumpartials, kchroma, ichannelmasks, \
krandommask, kwaveform1, kwaveform2, kwaveform3, kwaveform4, \
iwaveamptab, asamplepos1, asamplepos2, asamplepos3, \
asamplepos4, kwavekey1, kwavekey2, kwavekey3, kwavekey4, \
imax_grains, iopcode_id2
async2, aphase2 partikkelsync iopcode_id2
; clock pulse and phase
; output of the partikkel instance above,
; we will only use the phase
outs a1*amp, a2*amp
endin
</CsInstruments>
<CsScore>
/*score parameters
igrainrate = p4 ; grain rate
igrainsize = p5 ; grain size in ms
igrainFreq = p6 ; frequency of source wave within grain
iosc2Dev = p7 ; partikkel instance 2 grain rate deviation factor
iMaxSync = p8 ; max soft sync amount (increasing to this value during length of note)
*/
; GrRate GrSize GrFund Osc2Dev MaxSync
i1 0 10 2 20 880 1.3 0.3
s
i1 0 10 5 20 440 0.8 0.3
s
i1 0 6 55 15 660 1.8 0.45
s
i1 0 6 110 10 440 0.6 0.6
s
i1 0 6 220 3 660 2.6 0.45
s
i1 0 6 220 3 660 2.1 0.45
s
i1 0 6 440 3 660 0.8 0.22
s
e
e
</CsScore>
</CsoundSynthesizer>
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