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
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
|
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
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
|
+
-
-
-
-
-
-
+
+
+
+
-
+
-
-
-
-
-
-
-
-
-
-
-
-
-
-
+
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
+
+
+
+
+
+
+
-
-
+
-
-
+
-
-
-
-
-
-
-
-
-
-
+
-
-
-
+
-
-
-
-
-
-
-
-
-
-
-
-
-
+
+
+
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
+
+
+
+
-
-
-
+
-
-
+
-
-
-
-
-
-
-
+
-
-
+
-
-
-
-
-
-
-
-
+
+
+
+
+
+
+
+
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
+
-
-
+
-
-
-
-
-
-
-
-
+
+
+
+
+
+
-
-
-
-
+
-
-
+
-
-
-
-
-
-
-
-
+
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
+
-
-
-
-
-
-
+
+
+
+
+
+
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
+
+
+
+
+
-
-
+
+
-
-
-
-
-
-
-
-
-
-
+
+
+
+
+
+
+
+
+
+
-
-
+
-
-
-
-
-
-
-
-
-
+
+
+
+
+
+
+
+
+
+
+
-
-
-
-
-
-
-
-
-
-
-
+
-
-
-
-
-
-
-
-
-
-
+
-
-
-
-
-
-
-
-
-
-
-
+
-
-
-
-
+
+
+
+
-
-
-
-
+
-
-
-
-
-
+
-
-
-
-
-
+
-
-
-
-
+
+
-
-
-
-
-
-
-
-
+
-
-
+
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
+
+
+
-
-
-
-
-
-
+
+
+
+
+
+
+
+
+
+
-
-
-
-
-
+
+
+
-
-
-
-
-
+
+
+
+
+
-
-
+
-
-
-
-
-
+
+
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
+
-
-
+
-
-
-
-
+
-
-
-
-
-
-
-
-
-
+
+
-
-
+
+
-
+
-
+
-
+
+
+
+
|
#!/usr/bin/env python
from __future__ import division
import os
import pdb
import random
import sys
import time
random.seed(time.time())
def main():
key = "A"
bps = 60/60
tempo = 1/bps
max_duration = 1
"intro1": {
"verse1": {
"rhythm": {
"score_line": "i1 %(time)f %(duration)f 7000 %(octave)d.%(note)s %(octave)d.%(note)s 0 6",
"octave": 7,
"duration": 4,
"grammars": {
"u": ['"I" "ii"/4 "ii"/4 "IV"/2 "V"2 "IV" "ii" x u', '"I" "vii" "III" y u', '"I" "v" "IV" u u'],
"w": ['"i" "VII"2 "VI"/4 "V"/4 "i"/4 "VII"2 "VI" "V" w u'],
"x": ['"III/2" "VI"/2 "III"/2 "vii"2 "i"2 "V" u'],
"y": ['"I" "vi"2 "IV" "V" y y u'],
},
"score": "u x u y x w u",
},
},
"intro2": {
"rhythm": {
"score_line": "i1 %(time)f %(duration)f 7000 %(octave)d.%(note)s %(octave)d.%(note)s 0 6",
"octave": 7,
"duration": 8,
"grammars": {
"u": ['"I" "ii"/4 "ii"/4 "IV"/2 "V"2 "IV" "ii" x u', '"I" "vii" "III" y u', '"I" "v" "IV" u u'],
"w": ['"i" "VII"2 "VI"/4 "V"/4 "i"/4 "VII"2 "VI" "V" w u'],
"x": ['"III/2" "VI"/2 "III"/2 "vii"2 "i"2 "V" u'],
"y": ['"I" "vi"2 "IV" "V" y y u'],
},
"score": "u x u y x w u",
},
"timbre": {
"score_line": "i3 %(time)f %(duration)f 2000 %(octave)d.%(note)s 2 3 5 3",
"octave": 6,
"duration": 8,
"grammars": { # Notes for this instrument to use in this piece
"u": ['I2 VII2 V2 VI2 I2 IV/2 V/2 III2 u', 'I2 IV2 V2 IV I V2 III2 II2 u']
},
"score": "u u u u u",
},
},
"overview": {
"melody": { # Instrument 'melody'
"score_line": "i2 %(time)f %(duration)f 7000 %(octave)d.%(note)s 2",
"octave": 8,
"duration": 40,
"grammars": { # Notes for this instrument to use in this piece
"u": ["I V/2 V/2 V/2 I VII, IV' I IV I VII IV"],
"w": ['III/4 VI/4 II/4 V/4 VI/4 IV/4 VII2'],
"x": ['I/2 I/2 VI IV/2 V2 z I/2 I/2 VI IV/2 V'],
},
"score": "u u w w w w w x x",
},
"rhythm": {
"score_line": "i1 %(time)f %(duration)f 7000 %(octave)d.%(note)s %(octave)d.%(note)s 0 6",
"octave": 7,
"duration": 44,
"grammars": {
"u": ['"I" "ii"/4 "ii"/4 "IV"/2 "V"2 "IV" "ii" x u', '"I" "vii" "III" y u', '"I" "v" "IV" u u'],
"w": ['"i" "VII"2 "VI"/4 "V"/4 "i"/4 "VII"2 "VI" "V" w u'],
"x": ['"III/2" "VI"/2 "III"/2 "vii"2 "i"2 "V" u'],
"y": ['"I" "vi"2 "IV" "V" y y u'],
},
"score": "u x u y x w u",
},
"timbre": {
"score_line": "i3 %(time)f %(duration)f 2000 %(octave)d.%(note)s 2 3 5 3",
"octave": 6,
"duration": 44,
"grammars": { # Notes for this instrument to use in this piece
"u": ['I2 VII2 V2 VI2 I2 IV/2 V/2 III2 u', 'I2 IV2 V2 IV I V2 III2 II2 u']
},
"score": "u u u u u",
},
},
"a": { # Movement block 'a' for reuse throughout the piece
"melody": { # Instrument 'melody'
"score_line": "i2 %(time)f %(duration)f 7000 %(octave)d.%(note)s 2",
"octave": 8,
"duration": 40,
"grammars": { # Notes for this instrument to use in this piece
"u": ["I V/2 V/2 V/2 I VII, IV' x", "I IV w", "I VII IV u"],
"w": ['VII I IV V VI VII I IV V VI VII u'],
"x": ['VI/4 III/4 II/4 I/4 w'],
},
"score": "u",
},
"rhythm": {
"score_line": "i1 %(time)f %(duration)f 7000 %(octave)d.%(note)s %(octave)d.%(note)s 0 6",
"octave": 7,
"duration": 48,
"grammars": {
"u": ['"I" "ii"/4 "ii"/4 "IV"/2 "V"2 "IV" "ii" x u', '"I" "vii" "III" y u', '"I" "v" "IV" u u'],
"w": ['"i" "VII"2 "VI"/4 "V"/4 "i"/4 "VII"2 "VI" "V" w u'],
"x": ['"III/2" "VI"/2 "III"/2 "vii"2 "i"2 "V" u'],
"y": ['"I" "vi"2 "IV" "V" y y u'],
},
"score": "u x u y x w u",
},
"timbre": {
"score_line": "i3 %(time)f %(duration)f 2000 %(octave)d.%(note)s 2 3 5 3",
"octave": 6,
"duration": 42,
"grammars": { # Notes for this instrument to use in this piece
"u": ['I2 VII2 V2 VI2 I2 IV/2 V/2 III2 u', 'I2 IV2 V2 IV I V2 III2 II2 u']
},
"score": "u u u u u",
},
},
"b": { # Movement block 'a' for reuse throughout the piece
"melody": { # Instrument 'melody'
"score_line": "i2 %(time)f %(duration)f 7000 %(octave)d.%(note)s 2",
"octave": 8,
"duration": 40,
"grammars": { # Notes for this instrument to use in this piece
"u": ['I VII V III u', "y"],
"w": ['VII I IV V VI u', 'w'],
"x": ['VI/4 III/4 II/4 I/4 w', 'x x'],
"y": ["III/4 VI/4 II/4 V/4 VI/4 IV/4 VII2"],
},
"score": "w w x x w",
},
"rhythm": {
"score_line": "i1 %(time)f %(duration)f 7000 %(octave)d.%(note)s %(octave)d.%(note)s 0 6",
"octave": 7,
"duration": 44,
"grammars": {
"u": ['"I" "V" "vi" "iii" "IV" "I" "IV" "V" u u', "y"],
"y": ['"I" "vi"2 "IV" "V" y y u'],
},
"score": "u u y y u",
},
"timbre": {
"score_line": "i3 %(time)f %(duration)f 2000 %(octave)d.%(note)s 2 3 5 3",
"octave": 6,
"duration": 40,
"grammars": { # Notes for this instrument to use in this piece
"u": ['I2 VII2 V2 VI2 I2 IV/2 V/2 III2 u', 'I2 IV2 V2 IV I V2 III2 II2 u']
},
"score": "u u u u u",
},
},
"zelda1": { # Movement block 'a' for reuse throughout the piece
"melody": { # Instrument 'melody'
"score_line": "i2 %(time)f %(duration)f 7000 %(octave)d.%(note)s 2",
"octave": 8,
"duration": 50,
"grammars": { # Notes for this instrument to use in this piece
"u": ['I VI/2 VI/2 IV/2 I VI/2 VI/2 IV/2 I VI/2 VI/2 IV/2 w', "y"],
"w": ['VII/2 I/2 II/2 V/2 u'],
"x": ['VI/4 III/4 II/4 I/4 w'],
"y": ["III/4 VI/4 II/4 V/4 VI/4 IV/4 VII2 x"],
},
"score": "w",
},
"rhythm": {
"score_line": "i1 %(time)f %(duration)f 7000 %(octave)d.%(note)s %(octave)d.%(note)s 0 6",
"octave": 7,
"duration": 54,
"grammars": {
"u": ['"I"/2 "V"/2 "vi"/2 "iii"/2 "IV"/2 "I"/2 "IV"/2 "V"/2 u u', "y"],
"y": ['"I"/2 "vi" "IV"/2 "V"/2 y y u'],
},
"score": "u u y y u",
},
"timbre": {
"score_line": "i3 %(time)f %(duration)f 2000 %(octave)d.%(note)s 2 3 5 3",
"octave": 6,
"duration": 54,
"grammars": { # Notes for this instrument to use in this piece
"u": ['I2 VII2 V2 VI2 I2 IV/2 V/2 III2 u', 'I2 IV2 V2 IV I V2 III2 II2 u']
},
"score": "u u u u u",
},
},
"zelda2": { # Movement block 'a' for reuse throughout the piece
"melody": { # Instrument 'melody'
"score_line": "i2 %(time)f %(duration)f 7000 %(octave)d.%(note)s 2",
"octave": 8,
"duration": 40,
"grammars": { # Notes for this instrument to use in this piece
"u": ['I/2 I/2 VI IV/2 V2 z I/2 I/2 VI IV/2 V u', "w"],
"w": ['III/2 II/2 IV/2 III/2 V/2 IV/2 VI/2 V/2 w', 'u', 'x'],
"x": ['VII3 z2 V/4 IV/4 V/4 IV/4 V/4 VI/4 II/4 II/4 II/4 I/4 II/2 u', 'w'],
},
"score": "u",
},
"rhythm": {
"score_line": "i1 %(time)f %(duration)f 7000 %(octave)d.%(note)s %(octave)d.%(note)s 0 6",
"octave": 7,
"duration": 44,
"grammars": {
"u": ['"I"/2 "V"/2 "vi"/2 "iii"/2 "IV"/2 "I"/2 "IV"/2 "V"/2 u u', "y"],
"y": ['"I"/2 "vi" "IV"/2 "V"/2 y y u'],
},
"score": "u u y y u",
},
"timbre": {
"score_line": "i3 %(time)f %(duration)f 2000 %(octave)d.%(note)s 2 3 5 3",
"octave": 6,
"duration": 44,
"grammars": { # Notes for this instrument to use in this piece
"u": ['I2 VII2 V2 VI2 I2 IV/2 V/2 III2 u', 'I2 IV2 V2 IV I V2 III2 II2 u']
},
"score": "u u u u u",
},
},
"timbre_solo": { # Movement block 'a' for reuse throughout the piece
"rhythm": {
"score_line": "i1 %(time)f %(duration)f 7000 %(octave)d.%(note)s %(octave)d.%(note)s 0 6",
"octave": 7,
"duration": 30,
"grammars": {
"u": ['"I"/2 "V"/2 "vi"/2 "iii"/2 "IV"/2 "I"/2 "IV"/2 "V"/2 u u', "y"],
"y": ['"I"/2 "vi" "IV"/2 "V"/2 y y u'],
},
"score": "u u y y u",
},
"timbre": {
"score_line": "i3 %(time)f %(duration)f 2000 %(octave)d.%(note)s 2 3 5 3",
"octave": 6,
"duration": 30,
"grammars": { # Notes for this instrument to use in this piece
"u": ['I VI/2 VI/2 IV/2 u', "y"],
"w": ['VII/2 I/2 II/2 V/2 u', 'w w', 'u x'],
"x": ['VI/4 III/4 II/4 I/4 w', 'x x', 'x u'],
"y": ["III/4 VI/4 II/4 V/4 VI/4 IV/4 VII2 w", 'y y'],
},
"score": "u",
},
},
"outro1": { # Movement block 'a' for reuse throughout the piece
"melody": { # Instrument 'melody'
"score_line": "i2 %(time)f %(duration)f 7000 %(octave)d.%(note)s 2",
"octave": 8,
"duration": 20,
"grammars": { # Notes for this instrument to use in this piece
"u": ['I VII V III u', "y"],
"w": ['VII I IV V VI u', 'w w'],
"x": ['VI/4 III/4 II/4 I/4 w', 'x x'],
"y": ["III/4 VI/4 II/4 V/4 VI/4 IV/4 VII2"],
},
"score": "w w x x w",
},
"rhythm": {
"score_line": "i1 %(time)f %(duration)f 7000 %(octave)d.%(note)s %(octave)d.%(note)s 0 6",
"octave": 7,
"duration": 26,
"grammars": {
"u": ['"I" "V" "vi" "iii" "IV" "I" "IV" "V" u u', "y"],
"y": ['"I" "vi"2 "IV" "V" y y u'],
},
"score": "u u y y u",
},
"timbre": {
"score_line": "i3 %(time)f %(duration)f 2000 %(octave)d.%(note)s 2 3 5 3",
"octave": 6,
"duration": 26,
"grammars": { # Notes for this instrument to use in this piece
"u": ['I2 VII2 V2 VI2 I2 IV/2 V/2 III2 u', 'I2 IV2 V2 IV I V2 III2 II2 u']
},
"score": "u u u u u",
},
},
"outro2": {
"rhythm": {
"score_line": "i1 %(time)f %(duration)f 7000 %(octave)d.%(note)s %(octave)d.%(note)s 0 6",
"octave": 7,
"duration": 4,
"grammars": {
"u": ['"I" "V" "vi" "iii" "IV" "I" "IV" "V" u u', "y"],
"y": ['"I" "vi"2 "IV" "V" y y u'],
},
"score": "u u y y u",
},
},
}
max_t = 0 # max time encountered so far. Used for movement timing
progression = "intro1 intro2 overview a timbre_solo zelda1 b zelda2 outro1 outro2"
# progression = "zelda1"
for comp_name in progression.split():
comp_start_time = max_t
for instr_name, instr in composition[comp_name].iteritems():
generated_score = generate_score(instr["score"], instr["grammars"]) # Fill in the scores by generating them based on the grammars
# print generated_score
score = parse.parse(generated_score, default_octave=instr["octave"]) # Return Node/Chord objects
# Generate timestamps for the notes
t = comp_start_time
for note in range(len(score)):
score[note].time = t
score[note].duration *= tempo
t += score[note].duration
# print "time difference =", t-comp_start_time
# print "instrument duration =",composition[comp_name][instr_name]["duration"]
if (t-comp_start_time) > float(composition[comp_name][instr_name]["duration"]):
# print "here"
score = score[:note]
break
max_t = t if t > max_t else max_t
composition[comp_name][instr_name]["score"] = score
# Must be done after all note times keyed in, else you can't coordinate melodies with the rhythm chords
print '''f1 0 512 10 1
f2 0 8192 10 .24 .64 .88 .76 .06 .5 .34 .08
f3 0 1025 10 1
'''
for comp_name in progression.split():
print "; Movement:", comp_name
for instr_name, instr in composition[comp_name].iteritems():
composition[comp_name][instr_name]["score"] = transliterate_score(composition[comp_name][instr_name]["score"], key)
# print "\nMovement %s instrument %s" % (comp_name, instr_name)
# print composition[comp_name][instr_name]["score"]
final_score = generate_csound_score(composition[comp_name][instr_name]["score"], composition[comp_name][instr_name]["score_line"])
for line in final_score:
print line
def make_scale(key):
notes = ["A", "A#", "B", "C", "C#", "D", "D#", "E", "F", "F#", "G", "G#"]
scale = [key]
pos = notes.index(key)
progression = [2,2,1,2,2,2,1]
for p in progression:
pos = (pos + p) % 12
scale.append(notes[pos])
return scale
def generate_score(score, grammars):
while 1:
found_substitution = False
for key,value in grammars.iteritems():
if score.find(key) != -1:
found_substitution = True
while score.find(key) != -1:
score = score.replace(key, random.choice(grammars[key]), 1)
# print scoe
if len(score.split()) > 2000:
for k in grammars.keys():
score = score.replace(k, "")
return score
if found_substitution is False:
break
return score
def transliterate_score(score, key):
scale = make_scale(key)
scale_conversion = {
"I": 1,
"II": 2,
"III": 3,
"IV": 4,
"V": 5,
"VI": 6,
"VII": 7,
"VIII": 8,
}
keyed_score = []
for i in range(len(score)):
if isinstance(score[i], parse.Note):
score[i].value = scale[scale_conversion[score[i].value]-1]
elif isinstance(score[i], parse.Chord):
chord = []
root_note_index = scale.index(key) + scale_conversion[score[i].value]
chord.append(scale[root_note_index])
chord.append(scale[(root_note_index+3) % 8])
if score[i].chord_type == "m": # Minor chords, flat the 5th
chord.append(scale[(root_note_index+4) % 8])
else:
chord.append(scale[(root_note_index+5) % 8])
score[i].chord = chord
elif isinstance(score[i], parse.Rest):
pass
return score
def generate_csound_score(score, score_line):
def generate_csound_score(score, score_line, t):
csound_note_values = {
"C": "00",
"C#": "01",
"D": "02",
"D#": "03",
"E": "04",
"F": "05",
"F#": "06",
"G": "07",
"G#": "08",
"A": "09",
"A#": "10",
"B": "11",
}
csound_score = []
for token in score:
if isinstance(token, parse.Chord): # Chords
for note in token.chord:
note = csound_note_values[note]
csound_score.append(score_line % {"time": token.time, "octave": token.octave, "note": note, "duration": token.duration})
csound_score.append(score_line % {"time": t, "octave": token.octave, "note": note, "duration": token.duration})
elif isinstance(token, parse.Note): # Individual notes
note = csound_note_values[token.value]
csound_score.append(score_line % {"time": token.time, "octave": token.octave, "note": note, "duration": token.duration})
csound_score.append(score_line % {"time": t, "octave": token.octave, "note": note, "duration": token.duration})
elif isinstance(token, tree.Tree):
continue
t += token.duration
return csound_score
if __name__ == "__main__": main()
|