Overview
Comment: | Program prints stuff out again |
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Timelines: | family | ancestors | descendants | both | feature/abc |
Files: | files | file ages | folders |
SHA1: |
7a6ab725ee01d778ec16889b12b144f9 |
User & Date: | brian on 2011-09-15 19:09:43 |
Other Links: | branch diff | manifest | tags |
Context
2011-09-15
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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() |