@@ -10,53 +10,54 @@ def main(): key = "A" composition = { "a": { # Movement block 'a' for reuse throughout the piece - "melody": { # Instrument 'melody' - "csound_parameters": { - "instrument": 1, - }, - "grammars": { # Notes for this instrument to use in this piece - "u": ["I V V V I I IV u u", "I IV u u", "I VII IV u u" , "e"], - "e": [""], - }, - "score": "u u u", - }, - "rhythm": { - "csound_parameters": { - "instrument": 1, - }, - "grammars": { - "u": ['"I" "IV"/2 "V"2 "IV" "I" u u', '"I" "VII" "IV" u u', '"I" "V" "IV" u u', "e"], - "e": [""] - }, - "score": "u u u", - }, - }, - "b": { - "melody": { # Instrument 'melody' - "csound_parameters": { - "instrument": 1, - }, - "grammars": { # Notes for this instrument to use in this piece - "u": ["I V I I/2 IV/2 u u", "I4 IV u u", "I IV IV VI V u u" , "e"], - "e": [""], - }, - "score": "u u u", - }, - "rhythm": { - "csound_parameters": { - "instrument": 1, - }, - "grammars": { - "u": ['"I" "IV"/2 "V"2 "IV" "I" u u', '"I" "VII" "IV" u u', '"I" "V" "IV" u u', "e"], - "e": [""] - }, - "score": "u u u", - }, - }, +# "melody": { # Instrument 'melody' +# "csound_parameters": { +# "instrument": 1, +# }, +# "grammars": { # Notes for this instrument to use in this piece +# "u": ["I V V V I I IV u u", "I IV u u", "I VII IV u u" , "e"], +# "e": [""], +# }, +# "score": "u u u", +# }, + "rhythm": { + "csound_parameters": { + "instrument": 1, + }, + "grammars": { +# "u": ['"I" "ii"/4 "ii"/4 "IV"/2 "V"2 "IV" "I" u u', '"I" "vii" "IV" u u', '"I" "v" "IV" u u', "e"], + "u": ['"i" "I" "ii" "II" "v" "V" u', "e"], + "e": [""] + }, + "score": "u u u", + }, + }, +# "b": { +# "melody": { # Instrument 'melody' +# "csound_parameters": { +# "instrument": 1, +# }, +# "grammars": { # Notes for this instrument to use in this piece +# "u": ["I V I I/2 IV/2 u u", "I4 IV u u", "I IV IV VI V u u" , "e"], +# "e": [""], +# }, +# "score": "u u u", +# }, +# "rhythm": { +# "csound_parameters": { +# "instrument": 1, +# }, +# "grammars": { +# "u": ['"I" "IV"/2 "V"2 "IV" "I" u u', '"I" "VII" "IV" u u', '"I" "V" "IV" u u', "e"], +# "e": [""] +# }, +# "score": "u u u", +# }, +# }, } for comp_name, comp in composition.iteritems(): for instr_name, instr in comp.iteritems(): generated_score = generate_score(instr["score"], instr["grammars"]) # Fill in the scores by generating them based on the grammars @@ -127,11 +128,14 @@ score[i].value = scale[scale_conversion[score[i].value]-1] else: 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 3rd + chord.append(scale[(root_note_index+2) % 8]) + else: + chord.append(scale[(root_note_index+3) % 8]) chord.append(scale[(root_note_index+5) % 8]) score[i].chord = chord return score