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#ifndef UDO_TWIGS_TRANSFORMS
#define UDO_TWIGS_TRANSFORMS ##
/*
Twigs transforms
This file is part of the SONICS UDO collection by Richard Knight 2024, 2025
License: GPL-2.0-or-later
http://1bpm.net
*/
instr twgs_freqshift
icbid = p4
ishift = p5
inocheckpoint = p6
p3 = 3600
if (inocheckpoint != 1) then
twgs_checkpoint()
endif
indexbin = 0
ifnfreqL tab_i 3, gitwgs_tpvfHandleL
if (gitwgs_channels == 2) then
ifnfreqR tab_i 3, gitwgs_tpvfHandleR
endif
ibins = ftlen(gitwgs_fnbinselection)
while (indexbin < ftlen(gitwgs_fnbinselection)) do
if (tab_i(indexbin, gitwgs_fnbinselection) == 1) then
index, iendindex twgs_getselectionindexes indexbin
while (index < iendindex) do
ival = tab_i(index, ifnfreqL)
ival = max(min(ival + ishift, sr / 2), 0)
tabw_i(ival, index, ifnfreqL)
if (gitwgs_channels == 2) then
ival = tab_i(index, ifnfreqR)
ival = max(min(ival + ishift, sr / 2), 0)
tabw_i(ival, index, ifnfreqR)
endif
index += ibins
od
endif
indexbin += 1
od
io_sendstring("callback", twgs_refreshviewresponse(icbid))
turnoff
endin
instr twgs_amplify
icbid = p4
ifactor = p5
p3 = 3600
twgs_checkpoint()
indexbin = 0
ifnampL tab_i 2, gitwgs_tpvfHandleL
if (gitwgs_channels == 2) then
ifnampR tab_i 2, gitwgs_tpvfHandleR
endif
ibins = ftlen(gitwgs_fnbinselection)
while (indexbin < ftlen(gitwgs_fnbinselection)) do
if (tab_i(indexbin, gitwgs_fnbinselection) == 1) then
index, iendindex twgs_getselectionindexes indexbin
while (index < iendindex) do
ival = tab_i(index, ifnampL)
ival *= ifactor
tabw_i(ival, index, ifnampL)
if (gitwgs_channels == 2) then
ival = tab_i(index, ifnampR)
ival *= ifactor
tabw_i(ival, index, ifnampR)
endif
index += ibins
od
endif
indexbin += 1
od
io_sendstring("callback", twgs_refreshviewresponse(icbid))
turnoff
endin
instr twgs_movement
icbid = p4
iframeshift = p5
twgs_checkpoint()
itype chnget "twgs_movementtype"
interpolatevoid chnget "twgs_interpolatevoid"
interpratio chnget "twgs_interpolateratio"
icopy = 0
imoveinterp = 0
if (itype == 0) then
icopy = 1
else
if (itype == 1) then
imovemode = 0
else
imoveinterp = interpolatevoid
imovemode = itype - 1
endif
endif
p3 = 3600
ifnAmpL tab_i 2, gitwgs_tpvfHandleL
ifnFreqL tab_i 3, gitwgs_tpvfHandleL
if (gitwgs_channels == 2) then
ifnAmpR tab_i 2, gitwgs_tpvfHandleR
ifnFreqR tab_i 3, gitwgs_tpvfHandleR
endif
itablen = ftlen(ifnAmpL)
ifftsize tab_i 0, gitwgs_tpvfHandleL
ibins = ifftsize / 2
indexbin = 0
while (indexbin < ftlen(gitwgs_fnbinselection)) do
if (tab_i(indexbin, gitwgs_fnbinselection) == 1) then
istartindex, iendindex twgs_getselectionindexes indexbin
;prints sprintf("bin %d, start %f, end %f\n", indexbin, istartindex / ibins, iendindex / ibins)
if (interpratio > 0) then
interpframes = floor(interpratio * ((iendindex - istartindex) / ibins))
interpaddIndex = interpframes * ibins
interpendaddAmpLend = (tab_i(iendindex, ifnAmpL) - tab_i(iendindex - interpaddIndex, ifnAmpL)) / interpframes
interpendaddFreqLend = (tab_i(iendindex, ifnFreqL) - tab_i(iendindex - interpaddIndex, ifnFreqL)) / interpframes
interpendaddAmpLstart = (tab_i(istartindex + interpaddIndex, ifnAmpL) - tab_i(istartindex, ifnAmpL)) / interpframes
interpendaddFreqLstart = (tab_i(istartindex + interpaddIndex, ifnFreqL) - tab_i(istartindex, ifnFreqL)) / interpframes
if (gitwgs_channels == 2) then
interpendaddAmpRend = (tab_i(istartindex + interpaddIndex, ifnAmpR) - tab_i(istartindex, ifnAmpR)) / interpframes
interpendaddFreqRend = (tab_i(istartindex + interpaddIndex, ifnFreqR) - tab_i(istartindex, ifnFreqR)) / interpframes
interpendaddAmpRstart = (tab_i(istartindex + interpaddIndex, ifnAmpR) - tab_i(istartindex, ifnAmpR)) / interpframes
interpendaddFreqRstart = (tab_i(istartindex + interpaddIndex, ifnFreqR) - tab_i(istartindex, ifnFreqR)) / interpframes
endif
endif
itemplen = ceil((iendindex - istartindex) / ibins)
ifntempAmpL ftgen 0, 0, -itemplen, 2, 0
ifntempFreqL ftgen 0, 0, -itemplen, 2, 0
if (gitwgs_channels == 2) then
ifntempAmpR ftgen 0, 0, -itemplen, 2, 0
ifntempFreqR ftgen 0, 0, -itemplen, 2, 0
endif
index = istartindex
iwriteindex = 0
while (index < iendindex) do
tabw_i(tab_i(index, ifnAmpL), iwriteindex, ifntempAmpL)
tabw_i(tab_i(index, ifnFreqL), iwriteindex, ifntempFreqL)
if (gitwgs_channels == 2) then
tabw_i(tab_i(index, ifnAmpR), iwriteindex, ifntempAmpR)
tabw_i(tab_i(index, ifnFreqR), iwriteindex, ifntempFreqR)
endif
index += ibins
iwriteindex += 1
od
isetvalAmpL = -1
isetvalFreqL = -1
isetvalAmpR = -1
isetvalFreqR = -1
interpvalAmpL = -1
interpvalFreqL = -1
interpvalAmpR = -1
interpvalFreqR = -1
if (imovemode == 0) then
isetvalAmpL = 0
isetvalFreqL = 0
isetvalAmpR = 0
isetvalFreqR = 0
else ; hold last: 1 = amp and freq, 2 = amp, 3 = freq
ilastindex = istartindex - ibins
if (ilastindex < 0) then
ilastindex = istartindex
endif
if (imovemode == 2 || imovemode == 1) then
isetvalAmpL = tab_i(ilastindex, ifnAmpL)
if (imoveinterp == 1) then
interpvalAmpL = (tab_i(iendindex, ifnAmpL) - isetvalAmpL) / abs:i(iframeshift)
endif
if (gitwgs_channels == 2) then
isetvalAmpR = tab_i(ilastindex, ifnAmpR)
if (imoveinterp == 1) then
interpvalAmpR = (tab_i(iendindex, ifnAmpR) - isetvalAmpR) / abs:i(iframeshift)
endif
endif
endif
if (imovemode == 3 || imovemode == 1) then
isetvalFreqL = tab_i(ilastindex, ifnFreqL)
if (imoveinterp == 1) then
interpvalFreqL = (tab_i(iendindex, ifnFreqL) - isetvalFreqL) / abs:i(iframeshift)
endif
if (gitwgs_channels == 2) then
isetvalFreqR = tab_i(ilastindex, ifnFreqR)
if (imoveinterp == 1) then
interpvalFreqR = (tab_i(iendindex, ifnFreqR) - isetvalFreqR) / abs:i(iframeshift)
endif
endif
endif
endif
index = istartindex
iabsindex = 0
ireadindex = 0
while (index < iendindex) do
inewindex = index + (iframeshift * ibins)
if (inewindex >= itablen - 1) then
inewindex = itablen - 1
elseif (inewindex < 0) then
inewindex = 0
endif
if (icopy == 0) then
if (imoveinterp == 1) then
isetvalAmpL = (isetvalAmpL != -1) ? isetvalAmpL + interpvalAmpL : -1
isetvalFreqL = (isetvalFreqL != -1) ? isetvalFreqL + interpvalFreqL : -1
if (gitwgs_channels == 2) then
isetvalAmpR = (isetvalAmpR != -1) ? isetvalAmpR + interpvalAmpR : -1
isetvalFreqR = (isetvalFreqR != -1) ? isetvalFreqR + interpvalFreqR : -1
endif
endif
if (isetvalAmpL > 0) then
tabw_i(isetvalAmpL, index, ifnAmpL)
endif
if (isetvalFreqL > 0) then
tabw_i(isetvalFreqL, index, ifnFreqL)
endif
if (gitwgs_channels > 0) then
if (isetvalAmpR != -1) then
tabw_i(isetvalAmpR, index, ifnAmpR)
endif
if (isetvalFreqR > 0) then
tabw_i(isetvalFreqR, index, ifnFreqR)
endif
endif
endif
ivalAmpL = tab_i(ireadindex, ifntempAmpL)
ivalFreqL = tab_i(ireadindex, ifntempFreqL)
if (interpratio > 0) then
if (iabsindex < istartindex + interpaddIndex) then
ivalAmpL += interpendaddAmpLstart
ivalFreqL += interpendaddFreqLstart
elseif (iabsindex > iendindex - interpaddIndex) then
ivalAmpL += interpendaddAmpLend
ivalFreqL += interpendaddFreqLend
endif
endif
tabw_i(ivalAmpL, inewindex, ifnAmpL)
tabw_i(ivalFreqL, inewindex, ifnFreqL)
if (gitwgs_channels == 2) then
ivalAmpR = tab_i(ireadindex, ifntempAmpR)
ivalFreqR = tab_i(ireadindex, ifntempFreqR)
if (interpratio > 0) then
if (iabsindex < istartindex + interpaddIndex) then
ivalAmpR += interpendaddAmpRstart
ivalFreqR += interpendaddFreqRstart
elseif (iabsindex > iendindex - interpaddIndex) then
ivalAmpR += interpendaddAmpRend
ivalFreqR += interpendaddFreqRend
endif
endif
tabw_i(ivalAmpR, inewindex, ifnAmpR)
tabw_i(ivalFreqR, inewindex, ifnFreqR)
endif
index += ibins
iabsindex += ibins
ireadindex += 1
od
ftfree ifntempAmpL, 0
ftfree ifntempFreqL, 0
if (gitwgs_channels == 2) then
ftfree ifntempAmpR, 0
ftfree ifntempFreqR, 0
endif
endif
indexbin += 1
od
io_sendstring("callback", twgs_refreshviewresponse(icbid))
turnoff
endin
#end
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