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import random
import Drunk
import common.Config as Config
from common.Generation.GenerationConstants import GenerationConstants
class GenerationPitch:
def __init__( self ):
MIN = 0
MAX = 14
self.drunkMethod = Drunk.Drunk( MIN, MAX )
self.droneMethod = Drunk.DroneAndJump( MIN, MAX )
self.repeatMethod = Drunk.Repeter( MIN, MAX )
self.loopMethod = Drunk.Loopseg( MIN, MAX )
self.methodList = [self.drunkMethod, self.droneMethod, self.repeatMethod, self.loopMethod]
def drunkPitchSequence(self, length, parameters, table_pitch, trackId):
pitchSequence = []
append = pitchSequence.append
numberOfPitch = int( ( 1 - (parameters.pitchRegularity[trackId]*.8) ) * 10 + 1 )
step = -(int(parameters.step[trackId] * 10))
max = len(table_pitch)-1
nextValue = self.methodList[parameters.pattern[trackId]].getNextValue
tonique = GenerationConstants.DEFAULT_TONIQUE
for i in range(numberOfPitch):
append((table_pitch[nextValue(step, max)]) + tonique)
restOfNotes = range( length - numberOfPitch )
for i in restOfNotes:
position = i % numberOfPitch
append( pitchSequence[ position ] )
return pitchSequence
def drumPitchSequence(self, length, parameters, drumPitch, table_pitch=None):
pitchSequence = []
append = pitchSequence.append
max = len(drumPitch) - 1
rand = random.randint
for i in range(length):
append(drumPitch[ rand( 0, max ) ] )
return pitchSequence
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