spiffyscore

Check-in [3cac4f013d]
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Check-in [3cac4f013d]

Overview
Comment:Finally broke the program out into functions. It's now much cleaner and easier to underntand.
Timelines: family | ancestors | descendants | both | feature/abc
Files: files | file ages | folders
SHA1: 3cac4f013df3b3a7be932583f18353a04078c6c5
User & Date: brian on 2011-09-22 17:04:24
Other Links: branch diff | manifest | tags
Context
2011-09-22
17:44
Added back in section ordering support check-in: 1560bc634c user: brian tags: feature/abc
17:04
Finally broke the program out into functions. It's now much cleaner and easier to underntand. check-in: 3cac4f013d user: brian tags: feature/abc
2011-09-15
19:19
Movements work again check-in: a9b80ad75f user: brian tags: feature/abc
Changes
Hide Diffs Unified Diffs Ignore Whitespace Patch

Modified cfg.py from [eefff49c8f] to [77ab4fec9b].

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import parse

import tree

random.seed(time.time())

def main():
    key = "A"
    bps = 60/60
    tempo = 1/bps
    max_duration = 1

    composition = {
        "verse1": {
            "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 (w)"],
                    "w": ['E/4 A/4 D/4 G/4 F/4 F/4 B2 (u)'],
                },
                "score": "u u",
            },
        },
        "verse2": {
            "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 C C C F/2 F/2 F/2 (u)"],
                },
                "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
            t 0 60
    '''
    movement_start = 0
    progression = "verse1 verse2"
    for comp_name in progression.split():
        # We need an arbitrary grammar from this instrument to start the score with
        max_instr =  0
        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) >= 10:



                    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

            if score_len(ins_score) > max_instr:
                max_instr = score_len(ins_score)
            for line in generate_csound_score(composition[comp_name][instr_name]["score"], instr["score_line"], movement_start):
                print line

        movement_start += max_instr


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)








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import parse

import tree

random.seed(time.time())

def main():





    composition = {
        "verse1": {
            "melody": {  # Instrument 'melody'
                "score_line": "i2 %(time)f %(duration)f 7000 %(octave)d.%(note)s 2",
                "octave": 8,
                "duration": 10,
                "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 (w)"],
                    "w": ["E/4 A/4 D/4 G/4 F/4 F/4 B2 (u)"],
                },

            },
        },
        "verse2": {
            "melody": {  # Instrument 'melody'
                "score_line": "i2 %(time)f %(duration)f 7000 %(octave)d.%(note)s 2",
                "octave": 8,
                "duration": 10,
                "grammars": {  # Notes for this instrument to use in this piece
                    "u": ["C C C C F/2 F/2 F/2 (u)", "D D G/2 A/2 D D (u)"],
                },

            },
        },
    }
    print '''f1 0 512 10 1
f2 0 8192 10 .24 .64 .88 .76 .06 .5 .34 .08
f3 0 1025 10 1
t 0 60
    '''

    start = 0
    for section in composition.values():
#        for subsection in section
        instrs = []
        for instr in section.values():
            sync = None
            max_time = instr["duration"]
            instr_score = render_instr(instr, sync, max_time)
            instrs.append(instr_score)
            for line in generate_csound_score(instr_score, instr["score_line"], start):
                print line
        longest_score = max(instrs, key=lambda i: score_len(i))
        start = score_len(longest_score)
        










def render_instr(instr, sync, max_time):
    grammars = instr["grammars"]
    for g in instr["grammars"]:
        for i in range(len(grammars[g])):
            grammars[g][i] = parse.parse(grammars[g][i])
    init_node = random.choice(instr["grammars"].keys())
    init_score = random.choice(instr["grammars"][init_node])
    score = init_score
    while True:
        time_remaining = max_time - score_len(score)
        try:
            score = choose_node(score, grammars, time_remaining)
        except ValueError:
            break
    return score


def choose_node(score, grammars, time_remaining):
    if time_remaining <= 0:
        raise ValueError("No time remaining in the score")
    node = None
    node_index = None
    for item in range(len(score)):
        if isinstance(score[item], tree.Tree):
            node = score[item].name
            node_index = item
    if node is None:
        raise ValueError("No more nodes to fill in")
    options = []
    for g in range(len(grammars[node])):
        if score_len(grammars[node][g]) <= time_remaining:
            options.append(grammars[node][g])
    if len(options) == 0:
        raise ValueError("No available grammars that will fit in the score")
    phrase = random.choice(options)
    score = score[:node_index-1] + phrase + score[node_index+1:]
    return score

            
            



#    movement_start = 0
#    progression = "verse1 verse2"
#    for comp_name in progression.split():
#        # We need an arbitrary grammar from this instrument to start the score with
#        max_instr =  0
#        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) >= instr["duration"]:
#                    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+1:]
#                        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
#
#            if score_len(ins_score) > max_instr:
#                max_instr = score_len(ins_score)
#            for line in generate_csound_score(composition[comp_name][instr_name]["score"], instr["score_line"], movement_start):
#                print line
#
#        movement_start += max_instr


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):

    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)
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        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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        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})
        elif isinstance(token, tree.Tree):
            continue
        t += token.duration
    return csound_score


if __name__ == "__main__": main()

Modified test.sco from [5e21d18eb0] to [4da964b4dc]. 

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f1  0  512  10  1
            f2 0 8192 10 .24 .64 .88 .76 .06 .5 .34 .08
            f3 0 1025 10 1
            t 0 60
    
i2 0.000000 0.250000 7000 8.04 2
i2 0.250000 0.250000 7000 8.09 2
i2 0.500000 0.250000 7000 8.02 2
i2 0.750000 0.250000 7000 8.07 2
i2 1.000000 0.250000 7000 8.05 2
i2 1.250000 0.250000 7000 8.05 2
i2 1.500000 0.250000 7000 8.00 2
i2 1.750000 0.500000 7000 8.07 2
i2 2.250000 0.500000 7000 8.07 2
i2 2.750000 0.500000 7000 8.07 2
i2 3.250000 0.250000 7000 8.00 2
i2 3.500000 0.250000 7000 7.11 2
i2 3.750000 0.250000 7000 9.05 2
i2 4.000000 0.250000 7000 8.00 2
i2 4.250000 0.250000 7000 8.05 2
i2 4.500000 0.250000 7000 8.00 2
i2 4.750000 0.250000 7000 8.11 2
i2 5.000000 0.250000 7000 8.04 2
i2 5.250000 0.250000 7000 8.09 2
i2 5.500000 0.250000 7000 8.02 2


i2 5.750000 0.250000 7000 8.07 2
i2 6.000000 0.250000 7000 8.05 2
i2 6.250000 0.250000 7000 8.05 2
i2 6.500000 0.250000 7000 8.00 2
i2 6.750000 0.500000 7000 8.07 2
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i2 8.250000 0.250000 7000 8.00 2
i2 8.500000 0.250000 7000 7.11 2
i2 8.750000 0.250000 7000 9.05 2
i2 9.000000 0.250000 7000 8.00 2
i2 9.250000 0.250000 7000 8.05 2
i2 9.500000 0.250000 7000 8.00 2
i2 9.750000 0.250000 7000 8.11 2
i2 10.000000 0.250000 7000 8.05 2
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i2 10.500000 0.250000 7000 8.00 2
i2 10.750000 0.250000 7000 8.00 2
i2 11.000000 0.250000 7000 8.00 2
i2 11.250000 0.500000 7000 8.05 2

i2 11.750000 0.500000 7000 8.05 2
i2 12.250000 0.250000 7000 8.00 2
i2 12.500000 0.250000 7000 8.00 2
i2 12.750000 0.250000 7000 8.00 2
i2 13.000000 0.250000 7000 8.00 2
i2 13.250000 0.500000 7000 8.05 2
i2 13.750000 0.500000 7000 8.05 2
i2 14.250000 0.250000 7000 8.00 2
i2 14.500000 0.250000 7000 8.00 2
i2 14.750000 0.250000 7000 8.00 2
i2 15.000000 0.250000 7000 8.00 2
i2 15.250000 0.500000 7000 8.05 2
i2 15.750000 0.500000 7000 8.05 2
i2 16.250000 0.250000 7000 8.00 2
i2 16.500000 0.250000 7000 8.00 2
i2 16.750000 0.250000 7000 8.00 2
i2 17.000000 0.250000 7000 8.00 2
i2 17.250000 0.500000 7000 8.05 2
i2 17.750000 0.500000 7000 8.05 2
i2 18.250000 0.250000 7000 8.00 2
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i2 20.250000 0.500000 7000 8.05 2






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f1  0  512  10  1
            f2 0 8192 10 .24 .64 .88 .76 .06 .5 .34 .08
            f3 0 1025 10 1
            t 0 60
    
i2 0.000000 0.250000 7000 8.00 2






i2 0.250000 0.500000 7000 8.07 2
i2 0.750000 0.500000 7000 8.07 2
i2 1.250000 0.500000 7000 8.07 2
i2 1.750000 0.250000 7000 8.00 2
i2 2.000000 0.250000 7000 7.11 2
i2 2.250000 0.250000 7000 9.05 2
i2 2.500000 0.250000 7000 8.00 2
i2 2.750000 0.250000 7000 8.05 2
i2 3.000000 0.250000 7000 8.00 2
i2 3.250000 0.250000 7000 8.11 2
i2 3.500000 0.250000 7000 8.04 2
i2 3.750000 0.250000 7000 8.09 2
i2 4.000000 0.250000 7000 8.02 2
i2 4.250000 0.250000 7000 8.07 2
i2 4.500000 0.250000 7000 8.05 2


i2 4.750000 0.250000 7000 8.05 2
i2 5.000000 0.250000 7000 8.00 2
i2 5.250000 0.500000 7000 8.07 2
i2 5.750000 0.500000 7000 8.07 2
i2 6.250000 0.500000 7000 8.07 2
i2 6.750000 0.250000 7000 8.00 2
i2 7.000000 0.250000 7000 7.11 2
i2 7.250000 0.250000 7000 9.05 2
i2 7.500000 0.250000 7000 8.00 2
i2 7.750000 0.250000 7000 8.05 2
i2 8.000000 0.250000 7000 8.00 2
i2 8.250000 0.250000 7000 8.11 2
i2 8.500000 0.250000 7000 8.04 2
i2 8.750000 0.250000 7000 8.09 2
i2 9.000000 0.250000 7000 8.02 2
i2 9.250000 0.250000 7000 8.07 2
i2 9.500000 0.250000 7000 8.05 2
i2 9.750000 0.250000 7000 8.05 2
i2 10.000000 2.000000 7000 8.11 2
i2 12.000000 0.250000 7000 8.00 2
i2 12.250000 0.250000 7000 8.00 2
i2 12.500000 0.250000 7000 8.00 2
i2 12.750000 0.250000 7000 8.00 2
i2 13.000000 0.500000 7000 8.05 2
i2 13.500000 0.500000 7000 8.05 2
i2 14.000000 0.250000 7000 8.00 2
i2 14.250000 0.250000 7000 8.00 2
i2 14.500000 0.250000 7000 8.00 2
i2 14.750000 0.250000 7000 8.00 2
i2 15.000000 0.500000 7000 8.05 2
i2 15.500000 0.500000 7000 8.05 2
i2 16.000000 0.250000 7000 8.00 2
i2 16.250000 0.250000 7000 8.00 2
i2 16.500000 0.250000 7000 8.00 2
i2 16.750000 0.250000 7000 8.00 2
i2 17.000000 0.500000 7000 8.05 2
i2 17.500000 0.500000 7000 8.05 2
i2 18.000000 0.250000 7000 8.00 2
i2 18.250000 0.250000 7000 8.00 2
i2 18.500000 0.250000 7000 8.00 2
i2 18.750000 0.250000 7000 8.00 2
i2 19.000000 0.500000 7000 8.05 2
i2 19.500000 0.500000 7000 8.05 2
i2 20.000000 0.250000 7000 8.00 2
i2 20.250000 0.250000 7000 8.00 2
i2 20.500000 0.250000 7000 8.00 2
i2 20.750000 0.250000 7000 8.00 2
i2 21.000000 0.500000 7000 8.05 2
i2 21.500000 0.500000 7000 8.05 2
i2 22.000000 0.500000 7000 8.05 2