mp2i-vms.fr
56 lines
1.7 KiB
Python
56 lines
1.7 KiB
Python
import numpy as np
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import slider as sl
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from datetime import timedelta
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QUARTER = 1
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HALF = 2
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NOTE = 4
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def beatify(bpm:float, offset:int, time_ms:timedelta) -> float:
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return bpm/60000 * (time_ms - offset)
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def debeatify(bpm:float, offset:int, beat:int) -> timedelta:
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return timedelta(milliseconds=(beat*60000/bpm) + offset)
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def f(intensity): return np.pi/2 - np.arctan(2*intensity - 5)
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def greedy(bpm:int, offset:int, timings:list, amplitudes:list):
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"""
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input: takes Alexandre's note selection / intensity data
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output: list of object type / position
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"""
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flow = 1
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notes = [sl.HitObject(0, timedelta(milliseconds=0), 0) * len(timings)]
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beats = np.array(beatify(timings))
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for (delta, note_beat, intensity, i) in zip(timings, beats, amplitudes, range(len(timings))):
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try:
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duration = note_beat - beats[i + 1]
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if duration in (QUARTER, HALF):
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notes[i] = sl.Circle(sl.Position(0, 0), delta, 0)
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notes[i] = sl.Circle(sl.Position(0, 0), delta, 0)
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"""
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elif duration % 2 == 0:
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rhythms.insert(0, f"slider {duration}")
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else:
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rhythms.insert(0, f"reverse_slider {duration}")
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"""
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except IndexError:
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notes[i] = sl.Circle(sl.Position(0, 0), delta, 0)
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# TODO mettre à jour flow
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"""
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if len(notes) > 2:
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angle = flow * f(rhythm.intensite)
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x1, y1 = notes[i-2].position
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x2, y2 = notes[i-1].position
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old_angle = np.arctan2((y1, y2), (x1, x2))
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x3 = x2 + (intensity * np.cos(angle + old_angle))
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y3 = y2 + (intensity * np.sin(angle + old_angle))
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else:
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pass
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"""
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return notes
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