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Code snippet from a blog post about preset building
# me - this DAT
#
# channel - the Channel object which has changed
# sampleIndex - the index of the changed sample
# val - the numeric value of the changed sample
# prev - the previous sample value
#
# Make sure the corresponding toggle is enabled in the CHOP Execute DAT.
attr = op( 'constant_attr' )
deck = op( 'null_deck' )[ 'trans' ]
deckA = op( 'moviefilein_a' )
levelA = op( 'level_a' )
deckB = op( 'moviefilein_b' )
levelB = op( 'level_b' )
cues = op( 'null_cues' )
path = app.samplesFolder + '/Map/{file}'
def onOffToOn(channel, sampleIndex, val, prev):
return
def whileOn(channel, sampleIndex, val, prev):
return
def onOnToOff(channel, sampleIndex, val, prev):
return
def whileOff(channel, sampleIndex, val, prev):
return
def onValueChange(channel, sampleIndex, val, prev):
# we're in deckB, change A
if deck > 0.5:
deckA.par.file = path.format( file = cues[ int( val ), 'movie_file' ] )
levelA.par.blacklevel = cues[ int( val ), 'blk_lvl' ]
levelA.par.invert = cues[ int( val ), 'invert' ]
attr.par.value0 = float( 1 / cues[ int( val ), 'trans_time' ] ) * - 1
else:
deckB.par.file = path.format( file = cues[ int( val ), 'movie_file' ] )
levelB.par.blacklevel = cues[ int( val ), 'blk_lvl' ]
levelB.par.invert = cues[ int( val ), 'invert' ]
attr.par.value0 = 1 / cues[ int( val ), 'trans_time' ]
return
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