1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
|
import random
import math
import Config
from Player.NoteStdAlone import NoteStdAlone
from Generation.GenerationConstants import GenerationConstants
from Player.GenRythm import GenRythm
def generator( instrument, nbeats, regularity, reverbSend, client ):
def makePitchSequence(length, drumPitch):
pitchSequence = []
for i in range(length):
pitchSequence.append(drumPitch[ random.randint( 0, ( len( drumPitch ) - 1 ) ) ] )
return pitchSequence
def makeGainSequence( onsetList ):
gainSequence = []
for onset in onsetList:
if onset == 0:
gain = random.uniform(GenerationConstants.GAIN_MID_MAX_BOUNDARY, GenerationConstants.GAIN_MAX_BOUNDARY)
elif ( onset % Config.TICKS_PER_BEAT) == 0:
gain = random.uniform(GenerationConstants.GAIN_MID_MIN_BOUNDARY, GenerationConstants.GAIN_MID_MAX_BOUNDARY)
else:
gain = random.uniform(GenerationConstants.GAIN_MIN_BOUNDARY, GenerationConstants.GAIN_MID_MIN_BOUNDARY)
gainSequence.append(gain*2)
return gainSequence
def makeDurationSequence( onsetList ):
durationSequence = []
fullDurationSequence = []
if len( onsetList ) > 1:
for i in range(len(onsetList)):
duration = GenerationConstants.DOUBLE_TICK_DUR / 2
durationSequence.append(duration)
fullDurationSequence.append(False)
elif len( onsetList ) == 1:
durationSequence.append( GenerationConstants.DOUBLE_TICK_DUR / 2 )
fullDurationSequence.append( False )
return durationSequence, fullDurationSequence
def pageGenerate( regularity, drumPitch ):
barLength = Config.TICKS_PER_BEAT * nbeats
if instrument == 'drum1kit':
currentInstrument = Config.DRUM1INSTRUMENTS[ drumPitch[ 0 ] ]
elif instrument == 'drum2kit':
currentInstrument = Config.DRUM2INSTRUMENTS[ drumPitch[ 0 ] ]
elif instrument == 'drum3kit':
currentInstrument = Config.DRUM3INSTRUMENTS[ drumPitch[ 0 ] ]
makeRythm = GenRythm( currentInstrument, barLength, nbeats )
rythmSequence = makeRythm.drumRythmSequence(regularity)
pitchSequence = makePitchSequence(len(rythmSequence), drumPitch )
gainSequence = makeGainSequence(rythmSequence)
durationSequence, fullDurationSequence = makeDurationSequence(rythmSequence)
trackID = 5
pan = 0.5
attack = 0.005
decay = 0.095
trackNotes = []
for i in range(len(rythmSequence)):
trackNotes.append( NoteStdAlone( client, rythmSequence[i], pitchSequence[i], gainSequence[i],
pan, durationSequence[i], trackID,
fullDurationSequence[i], instrument, attack, decay, reverbSend ) )
return trackNotes
##################################################################################
# begin generate()
if regularity > 0.75:
pitchOfStream = [ [ 24 ], [30] , [ 40 ], [ 46 ] ]
elif regularity > 0.5:
pitchOfStream = [ [ 24, 28 ], [ 30, 32 ], [ 36, 38, 40 ], [ 46, 48 ] ]
elif regularity > 0.25:
pitchOfStream = [ [ 24, 26, 28 ], [ 30, 32, 34 ], [ 38, 40 ], [ 42, 46, 48 ] ]
else:
pitchOfStream = [ [ 24, 26, 28 ], [ 30, 32, 34 ], [ 38, 40 ], [ 42, 44, 46, 48 ] ]
trackNotes = []
for drumPitch in pitchOfStream:
trackNotes.append(pageGenerate( regularity, drumPitch ))
return trackNotes
|
