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import random
import Drunk
import Config
from Generation.GenerationConstants import GenerationConstants
class GenerationPitch:
def __init__( self ):
fakeMaximum = 4
self.drunk = Drunk.Drunk( fakeMaximum )
self.droneAndJump = Drunk.DroneAndJump( fakeMaximum )
self.repeter = Drunk.Repeter( fakeMaximum )
self.loopseg = Drunk.Loopseg( fakeMaximum )
self.harmonicDrunk = Drunk.Drunk( fakeMaximum )
self.harmonicDroneAndJump = Drunk.DroneAndJump( fakeMaximum )
self.harmonicRepeter = Drunk.Repeter( fakeMaximum )
self.harmonicLoopseg = Drunk.Loopseg( fakeMaximum )
def chooseMethod( self, pattern ):
if pattern == 0: return self.drunk
elif pattern == 1: return self.droneAndJump
elif pattern == 2: return self.repeter
elif pattern == 3: return self.loopseg
def harmonicChooseMethod( self, pattern ):
if pattern == 0: return self.harmonicDrunk
elif pattern == 1: return self.harmonicDroneAndJump
elif pattern == 2: return self.harmonicRepeter
elif pattern == 3: return self.harmonicLoopseg
def drunkPitchSequence(self, length, parameters, table_pitch):
pitchMethod = self.chooseMethod( parameters.pattern )
pitchSequence = []
numberOfPitch = int( ( 1 - parameters.pitchRegularity ) * 10 + 1 )
for i in range(numberOfPitch):
pitchSequence.append((table_pitch[pitchMethod.getNextValue(parameters.step, (len(table_pitch)-1))]) + GenerationConstants.DEFAULT_TONIQUE)
for i in range( length - numberOfPitch ):
position = i % numberOfPitch
pitchSequence.append( pitchSequence[ position ] )
return pitchSequence
def drumPitchSequence(self, length, parameters, drumPitch, table_pitch=None):
pitchSequence = []
for i in range(length):
pitchSequence.append(drumPitch[ random.randint( 0, ( len( drumPitch ) - 1 ) ) ] )
return pitchSequence
def harmonicPitchSequence( self, rythmSequence, parameters, table_pitch, harmonicSequence ):
pitchSequence = []
pitchMethod = self.harmonicChooseMethod( parameters.pattern )
for onset in rythmSequence:
beat = int( onset / Config.TICKS_PER_BEAT )
pitchSequence.append( ( table_pitch[ harmonicSequence[ beat ] [ pitchMethod.getNextValue(3, ( len( harmonicSequence[ beat ]) - 1) ) ]] ) + GenerationConstants.DEFAULT_TONIQUE )
# pitchSequence.append( ( table_pitch[ random.choice( harmonicSequence[ beat ] ) ] ) + GenerationConstants.DEFAULT_TONIQUE )
return pitchSequence
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