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Horowitz Duo finished.

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severak 2020-06-07 14:39:39 +02:00
parent 2901857b9f
commit a7ca4de15d
1 changed files with 81 additions and 1 deletions
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82
cabbages/horowitz_duo.csd
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@ -46,6 +46,51 @@ nchnls = 2
giSplit[] fillarray 0, 59, 64, 20, 109
;Author: Iain McCurdy (2012)
;http://iainmccurdy.org/csound.html
opcode StChorus,aa,aakkakk
ainL,ainR,krate,kdepth,aoffset,kwidth,kmix xin ;READ IN INPUT ARGUMENTS
ilfoshape ftgentmp 0, 0, 131072, 19, 1, 0.5, 0, 0.5 ;POSITIVE DOMAIN ONLY SINE WAVE
kporttime linseg 0,0.001,0.02 ;RAMPING UP PORTAMENTO VARIABLE
kChoDepth portk kdepth*0.01, kporttime ;SMOOTH VARIABLE CHANGES WITH PORTK
aChoDepth interp kChoDepth ;INTERPOLATE TO CREATE A-RATE VERSION OF K-RATE VARIABLE
amodL osciliktp krate, ilfoshape, 0 ;LEFT CHANNEL LFO
amodR osciliktp krate, ilfoshape, kwidth*0.5 ;THE PHASE OF THE RIGHT CHANNEL LFO IS ADJUSTABLE
amodL = (amodL*aChoDepth)+aoffset ;RESCALE AND OFFSET LFO (LEFT CHANNEL)
amodR = (amodR*aChoDepth)+aoffset ;RESCALE AND OFFSET LFO (RIGHT CHANNEL)
aChoL vdelay ainL, amodL*1000, 1.2*1000 ;CREATE VARYING DELAYED / CHORUSED SIGNAL (LEFT CHANNEL)
aChoR vdelay ainR, amodR*1000, 1.2*1000 ;CREATE VARYING DELAYED / CHORUSED SIGNAL (RIGHT CHANNEL)
aoutL ntrpol ainL*0.6, aChoL*0.6, kmix ;MIX DRY AND WET SIGNAL (LEFT CHANNEL)
aoutR ntrpol ainR*0.6, aChoR*0.6, kmix ;MIX DRY AND WET SIGNAL (RIGHT CHANNEL)
xout aoutL,aoutR ;SEND AUDIO BACK TO CALLER INSTRUMENT
endop
opcode StChorusRspline,aa,aakkkkkk
ainL,ainR,krate,kdereg,kdepth,koffset,kwidth,kmix xin ;READ IN INPUT ARGUMENTS
kporttime linseg 0,0.001,0.02 ;RAMPING UP PORTAMENTO VARIABLE
kChoDepth portk kdepth*0.01, kporttime ;SMOOTH VARIABLE CHANGES WITH PORTK
kmod1 rspline koffset,kChoDepth, krate*4+0.01, ((krate*4*kdereg)+0.01)
kmod2 rspline kChoDepth,koffset, krate*4+0.01, ((krate*4*kdereg)+0.01)
kmod1 limit kmod1,0.0001,1.2
kmod2 limit kmod2,0.0001,1.2
amod1 interp kmod1
amod2 interp kmod2
aCho1 vdelay ainL, amod1*1000, 1.2*1000 ;CREATE VARYING DELAYED / CHORUSED SIGNAL (LEFT CHANNEL)
aCho2 vdelay ainR, amod2*1000, 1.2*1000 ;CREATE VARYING DELAYED / CHORUSED SIGNAL (RIGHT CHANNEL)
kpan rspline 0,1,krate,2*krate*kdereg ;PANNING
kpan limit kpan,0,1
apan interp kpan
aChoL = (aCho1*apan)+(aCho2*(1-apan))
aChoR = (aCho2*apan)+(aCho1*(1-apan))
aChoL ntrpol aChoL,aCho1,kwidth ;WIDTH PROCESSING BETWEEN AUTO-PANNED AND HARD-PANNED
aChoR ntrpol aChoR,aCho2,kwidth
aoutL ntrpol ainL*0.6, aChoL*0.6, kmix ;MIX DRY AND WET SIGNAL (LEFT CHANNEL)
aoutR ntrpol ainR*0.6, aChoR*0.6, kmix ;MIX DRY AND WET SIGNAL (RIGHT CHANNEL)
xout aoutL,aoutR ;SEND AUDIO BACK TO CALLER INSTRUMENT
endop
;instrument will be triggered by keyboard widget
instr 1
irawsplit chnget "split"
@ -100,16 +145,51 @@ instr 1
if inotnum>isplit then
kVol chnget "hi_volume"
chnmix aOut*kEnv*kVol, "ahi"
else
kVol chnget "lo_volume"
chnmix aOut*kEnv*kVol, "alo"
endif
outs aOut*kEnv*kVol, aOut*kEnv*kVol
;outs aOut*kEnv*kVol, aOut*kEnv*kVol
endin
instr 2
khi_chorus chnget "hi_chorus"
klo_chorus chnget "lo_chorus"
aHi chnget "ahi"
aLo chnget "alo"
krate = 0.5
kdereg = 0
kdepth = 0.2
koffset = 0.001
kwidth = 0.75
; TODO - reverse engineer this part
kporttime linseg 0,0.001,0.05
koffset portk koffset,kporttime*0.5
aoffset interp koffset
kdereg rspline -kdereg, kdereg, 0.1, 0.5
ktrem rspline 0,-1,0.1,0.5
ktrem pow 2,ktrem
aHiL,aHiR StChorus aHi,aHi,krate*octave(kdereg),kdepth*ktrem,aoffset,kwidth,khi_chorus
aLoL,aLoR StChorus aLo,aLo,krate*octave(kdereg),kdepth*ktrem,aoffset,kwidth,klo_chorus
outs aHiL + aLoL, aHiR + aLoR
chnclear "ahi"
chnclear "alo"
endin
</CsInstruments>
<CsScore>
;causes Csound to run for about 7000 years...
f0 z
i2 0 -1
</CsScore>
</CsoundSynthesizer>