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note.py
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note.py
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import math
from random import randint
class Note:
note = [0, 0, 0, 0]
max_length = 0
scale = []
time = 0
key = 0
octaves_range = 0
def __init__(self, length, scale, time, key, octaves_range):
self.max_length = length
self.scale = scale
self.time = time
self.key = key
self.octaves_range = octaves_range
def generate_note(self):
durations = []
i = 0
while 2**i <= self.max_length:
durations += [2**i]
i += 1
duration = durations[randint(0, len(durations)-1)]
pitches = []
if self.octaves_range == 3:
for i in range(0, len(self.scale)-1):
pitches += [int(self.scale[i])-12]
if self.octaves_range >= 2:
for i in range(0, len(self.scale) - 1):
pitches += [int(self.scale[i])+12]
if self.octaves_range >= 1:
for i in range(0, len(self.scale) - 1):
pitches += [int(self.scale[i])]
pitch = 60 + self.key + pitches[randint(0, len(pitches)-1)]
velocity = 127
self.note[0] = self.time
self.note[1] = pitch
self.note[2] = velocity
self.note[3] = duration