Overview
| Comment: | Program prints stuff out again |
|---|---|
| Timelines: | family | ancestors | descendants | both | feature/abc |
| Files: | files | file ages | folders |
| SHA1: |
7a6ab725ee01d778ec16889b12b144f9 |
| User & Date: | brian on 2011-09-15 19:09:43.089 |
| Other Links: | branch diff | manifest | tags |
Context
|
2011-09-15
| ||
| 19:19 | Movements work again check-in: a9b80ad75f user: brian tags: feature/abc | |
| 19:09 | Program prints stuff out again check-in: 7a6ab725ee user: brian tags: feature/abc | |
| 15:28 | Got the program to run through again. Now without the roman numerals check-in: 33ddc6fee4 user: brian tags: feature/abc | |
Changes
Modified cfg.py
from [d386f64212]
to [6f8ab10545].
1 2 3 4 5 6 7 | #!/usr/bin/env python from __future__ import division import os import random import sys import time | > > | | > > | > > > > > > < < < < < < | < < < < < < < < < < < < < < | < < < < < < | > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > | > > > > > | | | | > > > > > | < | > | | | | < > | > < < < < < < < < < < < | < < < < < < < < < < < < < < < < < < < | > | | > | 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 |
#!/usr/bin/env python
from __future__ import division
import os
import pdb
import random
import sys
import time
import parse
import tree
random.seed(time.time())
def main():
key = "A"
bps = 60/60
tempo = 1/bps
max_duration = 1
composition = {
"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": ["C G/2 G/2 G/2 C B, F' C F C B F (u)"],
# "w": ['E/4 A/4 D/4 G/4 F/4 F/4 B2'],
},
"score": "u u",
},
},
}
print '''f1 0 512 10 1
f2 0 8192 10 .24 .64 .88 .76 .06 .5 .34 .08
f3 0 1025 10 1
'''
movement_start = 0
max_t = 0 # max time encountered so far. Used for movement timing
progression = "overview"
for comp_name in progression.split():
comp_start_time = max_t
# We need an arbitrary grammar from this instrument to start the score with
max_instr = 0
movement_start += max_instr
for instr_name, instr in composition[comp_name].iteritems():
for grammar in instr["grammars"]:
for g in range(len(instr["grammars"][grammar])):
instr["grammars"][grammar][g] = parse.parse(instr["grammars"][grammar][g], default_octave=instr["octave"])
g = random.choice(instr["grammars"].keys())
ins_score = random.choice(instr["grammars"][g])
# ins_score = instr["grammars"][g]
score_complete = False
while score_complete is False:
if score_len(ins_score) >= 50:
score_complete = True
break
for i in range(len(ins_score)):
if isinstance(ins_score[i], tree.Tree):
unrolled_score = select_node(instr["grammars"][ins_score[i].name])
new_score = ins_score[:i-1] + unrolled_score + ins_score[i+i:]
ins_score = new_score
if i == len(ins_score):
score_complete = True
break
ins_score = [n for n in ins_score if not isinstance(n, tree.Tree)]
composition[comp_name][instr_name]["score"] = ins_score
# Generate timestamps for the notes
# t = comp_start_time
# for note in range(len(ins_score)):
# ins_score[note].time = t
# ins_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"
# ins_score = ins_score[:note]
# break
# max_t = t if t > max_t else max_t
# composition[comp_name][instr_name]["score"] = ins_score
# Must be done after all note times keyed in, else you can't coordinate melodies with the rhythm chords
# for comp_name in progression.split():
# print "; Movement:", comp_name
# for instr_name, instr in composition[comp_name].iteritems():
## 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
if score_len(ins_score) > max_instr:
max_instr = ins_score
for line in generate_csound_score(composition[comp_name][instr_name]["score"], instr["score_line"], movement_start):
print line
def score_len(score):
total = 0
for n in score:
if not isinstance(n, tree.Tree):
total += n.duration
return total
def select_node(grammar):
return random.choice(grammar)
def generate_score(score, grammars):
pdb.set_trace()
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 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 = []
pdb.set_trace()
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": 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": t, "octave": token.octave, "note": note, "duration": token.duration})
t += token.duration
return csound_score
if __name__ == "__main__": main()
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