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import pygtk
pygtk.require( '2.0' )
import gtk
import gobject
from RythmGenerator import *
from common.Util.CSoundClient import new_csound_client
from common.Util.NoteDB import Note
import common.Config as Config
class Fillin:
def __init__( self, nbeats, tempo, instrument, reverb, volume ):
self.notesList = []
self.barCount = 0
self.gate = 0
self.nbeats = nbeats
self.tempo = tempo
self.instrument = instrument
self.reverb = reverb
self.volume = volume
self.onsets = []
self.pitchs = []
self.playBackTimeout = None
self.loopId = 0
self.csnd = new_csound_client()
def reset( self ):
self.barCount = 0
self.gate = 0
def setLoopId( self, id ):
self.loopId = id
def setProperties( self, tempo, instrument, volume, beats, reverb ):
self.setTempo( tempo )
self.setInstrument( instrument )
self.setVolume( volume )
self.setBeats( beats )
self.setReverb( reverb )
def setInstrument( self, instrument ):
self.instrument = instrument
def setBeats( self, nbeats ):
if self.playBackTimeout != None:
gobject.source_remove( self.playBackTimeout )
self.nbeats = nbeats
self.clear()
self.reset()
def setTempo( self, tempo ):
self.tempo = tempo
if self.playBackTimeout != None:
gobject.source_remove( self.playBackTimeout )
self.play()
def setReverb( self, reverb ):
self.reverb = reverb
def setVolume( self, volume ):
self.volume = volume
def play( self ):
if self.playBackTimeout == None:
self.playBackTimeout = gobject.timeout_add( int(60000/self.tempo/8), self.handleClock )
self.handleClock()
def stop( self ):
if self.playBackTimeout != None:
gobject.source_remove( self.playBackTimeout )
self.clear()
def clear( self ):
if self.notesList:
for n in self.notesList:
self.csnd.loopDelete(n, self.loopId)
self.notesList = []
def handleClock( self ):
tick = self.csnd.loopGetTick( self.loopId )
if tick < ( Config.TICKS_PER_BEAT / 2 + 1 ):
if self.gate == 0:
self.gate = 1
self.barCount += 1
self.barCount %= 4
if self.barCount == 1:
self.clear()
if tick > ( ( Config.TICKS_PER_BEAT * self.nbeats ) - ( Config.TICKS_PER_BEAT / 2 ) - 1 ):
if self.gate == 1:
self.gate = 0
if self.barCount == 3:
self.regenerate()
return True
def unavailable( self, onsets, pitchs ):
self.onsets = onsets
self.pitchs = pitchs
def regenerate(self):
def flatten(ll):
rval = []
for l in ll:
rval += l
return rval
i = 500
self.notesList= []
for x in flatten( generator(self.instrument, self.nbeats, 0.4, 0.1, self.reverb) ):
if x.onset not in self.onsets or x.pitch not in self.pitchs:
x.amplitude = x.amplitude*self.volume
n = Note(0, x.trackId, i, x)
self.notesList.append(n)
i += 1
self.csnd.loopPlay(n,1, loopId = self.loopId ) #add as active
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