Overview
| Comment: | Added back in support for subsections |
|---|---|
| Timelines: | family | ancestors | descendants | both | feature/abc |
| Files: | files | file ages | folders |
| SHA1: |
f653a4fa1046734d8b1cdf93e96149f2 |
| User & Date: | brian on 2011-09-22 18:30:17 |
| Other Links: | branch diff | manifest | tags |
Context
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2011-10-11
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| 15:19 | Played around a little with melodies and instruments Closed-Leaf check-in: 29231e328a user: brian tags: feature/abc | |
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2011-09-22
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| 18:30 | Added back in support for subsections check-in: f653a4fa10 user: brian tags: feature/abc | |
| 18:04 | Fixed bug that prevented more than two sections from working properly check-in: b2ce9522e9 user: brian tags: feature/abc | |
Changes
Modified cfg.py from [fb69d16646] to [0cb9a22d0b].
11 11 import tree 12 12 13 13 random.seed(time.time()) 14 14 15 15 def main(): 16 16 composition = { 17 17 "verse1": { 18 - "melody": { # Instrument 'melody' 19 - "score_line": "i2 %(time)f %(duration)f 7000 %(octave)d.%(note)s 2", 20 - "octave": 8, 21 - "duration": 10, 22 - "grammars": { # Notes for this instrument to use in this piece 23 - "u": ["C G/2 G/2 G/2 C B, F' C F C B F (w)"], 24 - "w": ["E/4 A/4 D/4 G/4 F/4 F/4 B2 (u)"], 18 + "intro": { 19 + "melody": { # Instrument 'melody' 20 + "score_line": "i2 %(time)f %(duration)f 7000 %(octave)d.%(note)s 2", 21 + "octave": 8, 22 + "duration": 10, 23 + "grammars": { # Notes for this instrument to use in this piece 24 + "u": ["G/2 G/2 G/4 G/4 A/4 A/4 A/2 G G A A A3 (w)"], 25 + "w": ["E E F F G/2 G/2 G3 (u)"], 26 + }, 27 + }, 28 + }, 29 + "body": { 30 + "melody": { # Instrument 'melody' 31 + "score_line": "i2 %(time)f %(duration)f 7000 %(octave)d.%(note)s 2", 32 + "octave": 8, 33 + "duration": 10, 34 + "grammars": { # Notes for this instrument to use in this piece 35 + "u": ["C G/2 G/2 G/2 C B, F' C F C B F (w)"], 36 + "w": ["E/4 A/4 D/4 G/4 F/4 F/4 B2 (u)"], 37 + }, 25 38 }, 26 39 }, 27 40 }, 28 41 "verse2": { 29 - "melody": { # Instrument 'melody' 30 - "score_line": "i2 %(time)f %(duration)f 7000 %(octave)d.%(note)s 2", 31 - "octave": 8, 32 - "duration": 10, 33 - "grammars": { # Notes for this instrument to use in this piece 34 - "u": ["C C C C F/2 F/2 F/2 (u)", "D D G/2 A/2 D D (u)"], 42 + "body": { 43 + "melody": { # Instrument 'melody' 44 + "score_line": "i2 %(time)f %(duration)f 7000 %(octave)d.%(note)s 2", 45 + "octave": 8, 46 + "duration": 10, 47 + "grammars": { # Notes for this instrument to use in this piece 48 + "u": ["C C C C F/2 F/2 F/2 (u)", "D D G/2 A/2 D D (u)"], 49 + }, 35 50 }, 36 - }, 37 - "harmony": { # Instrument 'melody' 38 - "score_line": "i2 %(time)f %(duration)f 7000 %(octave)d.%(note)s 2", 39 - "octave": 8, 40 - "duration": 10, 41 - "grammars": { # Notes for this instrument to use in this piece 42 - "u": ["C C C C F/2 F/2 F/2 (u)", "D D G/2 A/2 D D (u)"], 51 + "harmony": { # Instrument 'melody' 52 + "score_line": "i2 %(time)f %(duration)f 7000 %(octave)d.%(note)s 2", 53 + "octave": 8, 54 + "duration": 10, 55 + "grammars": { # Notes for this instrument to use in this piece 56 + "u": ["C C C C F/2 F/2 F/2 (u)", "D D G/2 A/2 D D (u)"], 57 + }, 43 58 }, 44 59 }, 45 60 }, 46 61 } 47 62 print '''f1 0 512 10 1 48 63 f2 0 8192 10 .24 .64 .88 .76 .06 .5 .34 .08 49 64 f3 0 1025 10 1 50 -t 0 60 65 +t 0 100 51 66 ''' 52 67 53 68 section_start = 0 54 69 for section in ["verse1", "verse2"]: 70 + print "; Section " + section 71 + subsection_start = section_start 55 72 section = composition[section] 56 -# for subsection in section 57 - instrs = [] 58 - for instr in section.values(): 59 - sync = None 60 - max_time = instr["duration"] 61 - instr_score = render_instr(instr, sync, max_time) 62 - instrs.append(instr_score) 63 - for line in generate_csound_score(instr_score, instr["score_line"], section_start): 64 - print line 65 - longest_score = max(instrs, key=lambda i: score_len(i)) 66 - section_start += score_len(longest_score) 73 + for subsection in ["intro", "body", "outro"]: 74 + try: 75 + print "; Subsection " + subsection 76 + subsection = section[subsection] 77 + instrs = [] 78 + for instr in subsection: 79 + print ";Instrument " + instr 80 + instr = subsection[instr] 81 + sync = None 82 + max_time = instr["duration"] 83 + instr_score = render_instr(instr, sync, max_time) 84 + instrs.append(instr_score) 85 + for line in generate_csound_score(instr_score, instr["score_line"], subsection_start): 86 + print line 87 + longest_score = max(instrs, key=lambda i: score_len(i)) 88 + subsection_start += score_len(longest_score) 89 + section_start += score_len(longest_score) 90 + except KeyError: 91 + pass 67 92 68 93 69 94 70 95 def render_instr(instr, sync, max_time): 71 96 grammars = instr["grammars"] 72 97 for g in instr["grammars"]: 73 98 for i in range(len(grammars[g])): ................................................................................ 98 123 options = [] 99 124 for g in range(len(grammars[node])): 100 125 if score_len(grammars[node][g]) <= time_remaining: 101 126 options.append(grammars[node][g]) 102 127 if len(options) == 0: 103 128 raise ValueError("No available grammars that will fit in the score") 104 129 if sync: 105 - 130 + pass 106 131 else: 107 132 phrase = random.choice(options) 108 133 score = score[:node_index-1] + phrase + score[node_index+1:] 109 134 return score 110 135 111 136 112 137 def score_len(score):
Modified test.sco from [ec3cdf0cc7] to [b5abda4892].
1 1 f1 0 512 10 1 2 2 f2 0 8192 10 .24 .64 .88 .76 .06 .5 .34 .08 3 3 f3 0 1025 10 1 4 -t 0 60 4 +t 0 100 5 5 6 -i2 0.000000 0.250000 7000 8.04 2 7 -i2 0.250000 0.250000 7000 8.09 2 8 -i2 0.500000 0.250000 7000 8.02 2 9 -i2 0.750000 0.250000 7000 8.07 2 10 -i2 1.000000 0.250000 7000 8.05 2 11 -i2 1.250000 0.250000 7000 8.05 2 12 -i2 1.500000 2.000000 7000 8.11 2 13 -i2 3.500000 1.000000 7000 8.02 2 14 -i2 4.500000 1.000000 7000 8.02 2 15 -i2 5.500000 0.500000 7000 8.07 2 16 -i2 6.000000 0.500000 7000 8.09 2 17 -i2 6.500000 1.000000 7000 8.02 2 18 -i2 7.500000 1.000000 7000 8.02 2 19 -i2 8.500000 1.000000 7000 8.02 2 20 -i2 9.500000 0.500000 7000 8.07 2 21 -i2 10.000000 0.500000 7000 8.09 2 22 -i2 10.500000 1.000000 7000 8.02 2 23 -i2 11.500000 1.000000 7000 8.02 2 24 -i2 3.500000 1.000000 7000 8.02 2 25 -i2 4.500000 1.000000 7000 8.02 2 26 -i2 5.500000 0.500000 7000 8.07 2 27 -i2 6.000000 0.500000 7000 8.09 2 28 -i2 6.500000 1.000000 7000 8.02 2 29 -i2 7.500000 1.000000 7000 8.02 2 30 -i2 8.500000 1.000000 7000 8.02 2 31 -i2 9.500000 0.500000 7000 8.07 2 32 -i2 10.000000 0.500000 7000 8.09 2 33 -i2 10.500000 1.000000 7000 8.02 2 34 -i2 11.500000 1.000000 7000 8.02 2 6 +; Section verse1 7 +; Subsection intro 8 +;Instrument melody 9 +i2 0.000000 1.000000 7000 8.04 2 10 +i2 1.000000 1.000000 7000 8.04 2 11 +i2 2.000000 1.000000 7000 8.05 2 12 +i2 3.000000 1.000000 7000 8.05 2 13 +i2 4.000000 0.500000 7000 8.07 2 14 +i2 4.500000 0.500000 7000 8.07 2 15 +i2 5.000000 3.000000 7000 8.07 2 16 +; Subsection body 17 +;Instrument melody 18 +i2 8.000000 0.250000 7000 8.04 2 19 +i2 8.250000 0.250000 7000 8.09 2 20 +i2 8.500000 0.250000 7000 8.02 2 21 +i2 8.750000 0.250000 7000 8.07 2 22 +i2 9.000000 0.250000 7000 8.05 2 23 +i2 9.250000 0.250000 7000 8.05 2 24 +i2 9.500000 2.000000 7000 8.11 2 25 +; Subsection outro 26 +; Section verse2 27 +; Subsection intro 28 +; Subsection body 29 +;Instrument melody 30 +i2 11.500000 1.000000 7000 8.00 2 31 +i2 12.500000 1.000000 7000 8.00 2 32 +i2 13.500000 1.000000 7000 8.00 2 33 +i2 14.500000 1.000000 7000 8.00 2 34 +i2 15.500000 0.500000 7000 8.05 2 35 +i2 16.000000 0.500000 7000 8.05 2 36 +i2 16.500000 0.500000 7000 8.05 2 37 +;Instrument harmony 38 +i2 11.500000 1.000000 7000 8.00 2 39 +i2 12.500000 1.000000 7000 8.00 2 40 +i2 13.500000 1.000000 7000 8.00 2 41 +i2 14.500000 1.000000 7000 8.00 2 42 +i2 15.500000 0.500000 7000 8.05 2 43 +i2 16.000000 0.500000 7000 8.05 2 44 +i2 16.500000 0.500000 7000 8.05 2 45 +; Subsection outro