def main():
songs_path = './songs/'
os.makedirs(songs_path, exist_ok=True)
songs = [{
'name': 'sevennationarmy',
'notes': utility.iterate('G3', scales.SCALE_STEPS['major']),
'tempo': 360,
'text': '515272524231322122515272524232423222'
}, {
'name':
'boomer',
'notes':
utility.iterate('D3', scales.SCALE_STEPS['harmonic_minor']),
'tempo':
360,
'text':
'223242625242322212223262524232'
}]
tick_size = 2
for song in songs:
logger.debug('Current song: {name}'.format(name=song['name']))
logger.debug('Notes: {notes}'.format(notes=song['notes']))
m = Melopy(songs_path + song['name'], tempo=song['tempo'])
ticks = get_ticks(song['text'], tick_size)
for tick in ticks:
note = song['notes'][int(tick[0])]
fraction = 1.0 / int(tick[1])
logger.debug('{note} {fraction}'.format(note=note,
fraction=fraction))
m.add_fractional_note(note=note, fraction=fraction)
m.render()
def __init__(self, root, scaleIntervals):
"""
Constructor.
@param root: root note of scale
@param scaleIntervals: list contains intervals to build scale from given root note.
"""
#: List representation of scale
self.scale = iterate(root, scaleIntervals, "list")
#: Octave of root ==> octave of scale
self.octave = int(self.scale[0][-1])
def generateScale(scale,
note,
mode=1,
rType="list",
octaves=True): #scale, start, type
"""
Generate a scale
scale (string): major, melodic_minor, harmonic_minor, chromatic, major_pentatonic
note: start note
"""
if scale in SCALE_STEPS:
steps = _get_mode(SCALE_STEPS[scale], mode)
return iterate(note, steps, rType, octaves)
else:
raise MelopyGenericError("Unknown scale type:" + str(scale))
def test_iterate(self):
start = 'D4'
pattern = [2, 2, 1, 2, 2, 2]
should_be = ['D4', 'E4', 'F#4', 'G4', 'A4', 'B4', 'C#5']
self.assertEqual(should_be, utility.iterate(start, pattern))
def test_iterate(self):
start = 'D4'
pattern = [2, 2, 1, 2, 2, 2]
should_be = ['D4', 'E4', 'F#4', 'G4', 'A4', 'B4', 'C#5']
self.assertEqual(should_be, utility.iterate(start, pattern))
def generateChord(name, tonic, inversion=0, rType='list', octaves=True):
if name in CHORD_INTERVALS:
steps = CHORD_INTERVALS[name]
return _get_inversion(iterate(tonic, steps, rType, octaves), inversion)
else:
raise MelopyGenericError("Unknown Chord:" + str(name))
