def from_jubeatools(cls, note: song.LongNote,
time_map: TimeMap) -> EveLong:
if not note.has_straight_tail():
raise ValueError(
"Diagonal tails cannot be represented in eve format")
return cls(
duration=duration_in_ticks(note, time_map),
length=len(list(note.positions_covered())) - 1,
direction=DIRECTION_TO_VALUE[note.tail_direction()],
position=note.position.index,
)
def ends_at(self, end: BeatsTime) -> LongNote:
if end < self.time:
raise ValueError(
"Invalid end time. A long note starting at "
f"{self.time} cannot end at {end} (which is earlier)")
return LongNote(
time=self.time,
position=self.position,
duration=end - self.time,
tail_tip=self.tail_tip,
)
def test_circle_free() -> None:
chart = """
#holdbyarrow=1
#circlefree=1
□□□□
□□□□
□□□□
＞□□①
--
□□□□
□□□□
□□□□
□□□13
--
"""
expected = [
LongNote(BeatsTime(0), NotePosition(3, 3), BeatsTime(7), NotePosition(0, 3))
]
compare_chart_notes(chart, expected)
def long_note(
draw: DrawFunc,
time_strat: st.SearchStrategy[BeatsTime] = beat_time(max_section=10),
duration_strat: st.SearchStrategy[BeatsTime] = beat_time(min_numerator=1,
max_section=3),
) -> LongNote:
time = draw(time_strat)
position = draw(note_position())
duration = draw(duration_strat)
tail_is_vertical = draw(st.booleans())
tail_offset = draw(st.integers(min_value=1, max_value=3))
if tail_is_vertical:
x = position.x
y = (position.y + tail_offset) % 4
else:
x = (position.x + tail_offset) % 4
y = position.y
tail_tip = NotePosition(x, y)
return LongNote(time, position, duration, tail_tip)
def notes(
draw: DrawFunc,
collisions: bool = False,
note_strat: st.SearchStrategy[Union[TapNote, LongNote]] = st.one_of(
tap_note(), long_note()),
beat_time_strat: st.SearchStrategy[BeatsTime] = beat_time(max_section=3),
) -> Set[Union[TapNote, LongNote]]:
raw_notes: Set[Union[TapNote,
LongNote]] = draw(st.sets(note_strat, max_size=32))
if collisions:
return raw_notes
else:
last_notes: Dict[NotePosition, Optional[BeatsTime]] = {
NotePosition(x, y): None
for y, x in product(range(4), range(4))
}
notes: Set[Union[TapNote, LongNote]] = set()
for note in sorted(raw_notes, key=lambda n: (n.time, n.position)):
last_note_time = last_notes[note.position]
if last_note_time is None:
new_time = draw(beat_time_strat)
else:
numerator = draw(
st.integers(min_value=1,
max_value=last_note_time.denominator * 4))
distance = BeatsTime(numerator, last_note_time.denominator)
new_time = last_note_time + distance
if isinstance(note, LongNote):
notes.add(
LongNote(
time=new_time,
position=note.position,
duration=note.duration,
tail_tip=note.tail_tip,
))
last_notes[note.position] = new_time + note.duration
else:
notes.add(TapNote(time=new_time, position=note.position))
last_notes[note.position] = new_time
return notes
def test_long_notes_simple_solution_no_warning() -> None:
chart = """
#holdbyarrow=1
□□□□
＞①①＜
□□□□
□□□□
--
□□□□
□①①□
□□□□
□□□□
--
"""
expected = [
LongNote(BeatsTime(0), NotePosition(x, y), BeatsTime(4), NotePosition(tx, ty))
for (x, y), (tx, ty) in [
((1, 1), (0, 1)),
((2, 1), (3, 1)),
]
]
compare_chart_notes(chart, expected)
def test_long_notes_complex_case() -> None:
chart = """
#holdbyarrow=1
□□□□
□□∨□
□∨□□
＞①①①
--
□□□□
□□□□
□□□□
□①①①
--
"""
expected = [
LongNote(BeatsTime(0), NotePosition(x, y), BeatsTime(4), NotePosition(tx, ty))
for (x, y), (tx, ty) in [
((1, 3), (1, 2)),
((2, 3), (2, 1)),
((3, 3), (0, 3)),
]
]
compare_chart_notes(chart, expected)
def test_long_notes_ambiguous_case() -> None:
chart = """
#holdbyarrow=1
①①＜＜
□□□□
□□□□
□□□□
--
①①□□
□□□□
□□□□
□□□□
--
"""
expected = [
LongNote(BeatsTime(0), NotePosition(x, y), BeatsTime(4), NotePosition(tx, ty))
for (x, y), (tx, ty) in [
((0, 0), (2, 0)),
((1, 0), (3, 0)),
]
]
with pytest.warns(UserWarning):
compare_chart_notes(chart, expected)
def test_long_notes() -> None:
chart = """
#holdbyarrow=1
①□□＜
□□□□
□□□□
□□□□
--
①□□□
□□□□
□□□□
□□□□
--
"""
expected = [
LongNote(
time=BeatsTime(0),
position=NotePosition(0, 0),
duration=BeatsTime(4),
tail_tip=NotePosition(3, 0),
)
]
compare_chart_notes(chart, expected)
from fractions import Fraction
from jubeatools.song import LongNote, NotePosition, TapNote
notes = {
TapNote(time=Fraction(0, 1), position=NotePosition(x=0, y=0)),
TapNote(time=Fraction(0, 1), position=NotePosition(x=0, y=1)),
TapNote(time=Fraction(0, 1), position=NotePosition(x=0, y=3)),
LongNote(
time=Fraction(0, 1),
position=NotePosition(x=1, y=0),
duration=Fraction(1, 16),
tail_tip=NotePosition(x=2, y=0),
),
TapNote(time=Fraction(0, 1), position=NotePosition(x=1, y=1)),
LongNote(
time=Fraction(0, 1),
position=NotePosition(x=1, y=2),
duration=Fraction(1, 3),
tail_tip=NotePosition(x=2, y=2),
),
LongNote(
time=Fraction(1, 8),
position=NotePosition(x=0, y=3),
duration=Fraction(1, 4),
tail_tip=NotePosition(x=2, y=3),
),
TapNote(time=Fraction(1, 4), position=NotePosition(x=0, y=0)),
TapNote(time=Fraction(5, 16), position=NotePosition(x=1, y=0)),
LongNote(
time=Fraction(1, 2),