mirror of
https://github.com/Yonokid/PyTaiko.git
synced 2026-02-04 11:40:13 +01:00
1170 lines
45 KiB
Python
1170 lines
45 KiB
Python
from enum import IntEnum
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import hashlib
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import math
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import logging
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import random
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from collections import deque
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from dataclasses import dataclass, field, fields
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from functools import lru_cache
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from pathlib import Path
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from typing import Optional
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from libs.global_data import Modifiers
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from libs.utils import strip_comments
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@lru_cache(maxsize=64)
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def get_ms_per_measure(bpm_val: float, time_sig: float):
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"""Calculate the number of milliseconds per measure."""
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#https://gist.github.com/KatieFrogs/e000f406bbc70a12f3c34a07303eec8b#measure
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if bpm_val == 0:
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return 0
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return 60000 * (time_sig * 4) / bpm_val
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class NoteType(IntEnum):
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NONE = 0
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DON = 1
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KAT = 2
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DON_L = 3
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KAT_L = 4
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ROLL_HEAD = 5
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ROLL_HEAD_L = 6
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BALLOON_HEAD = 7
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TAIL = 8
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KUSUDAMA = 9
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class ScrollType(IntEnum):
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NMSCROLL = 0
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BMSCROLL = 1
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HBSCROLL = 2
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@dataclass()
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class TimelineObject:
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hit_ms: float = field(init=False)
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load_ms: float = field(init=False)
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judge_pos_x: float = field(init=False)
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judge_pos_y: float = field(init=False)
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delta_x: float = field(init=False)
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delta_y: float = field(init=False)
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bpm: float = field(init=False)
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bpmchange: float = field(init=False)
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delay: float = field(init=False)
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gogo_time: bool = field(init=False)
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branch_params: str = field(init=False)
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is_branch_start: bool = False
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is_section_marker: bool = False
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lyric: str = ''
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def __lt__(self, other):
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"""Allow sorting by load_ms"""
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return self.load_ms < other.load_ms
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@dataclass()
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class Note:
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"""A note in a TJA file.
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Attributes:
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type (int): The type (color) of the note.
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hit_ms (float): The time at which the note should be hit.
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bpm (float): The beats per minute of the note.
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scroll_x (float): The horizontal scroll speed of the note.
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scroll_y (float): The vertical scroll speed of the note.
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display (bool): Whether the note should be displayed.
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index (int): The index of the note.
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moji (int): The text drawn below the note.
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"""
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type: int = field(init=False)
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hit_ms: float = field(init=False)
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load_ms: float = field(init=False)
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unload_ms: float = field(init=False)
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bpm: float = field(init=False)
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scroll_x: float = field(init=False)
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scroll_y: float = field(init=False)
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sudden_appear_ms: float = field(init=False)
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sudden_moving_ms: float = field(init=False)
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display: bool = field(init=False)
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index: int = field(init=False)
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moji: int = field(init=False)
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branch_params: str = field(init=False)
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is_branch_start: bool = field(init=False)
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def __lt__(self, other):
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return self.hit_ms < other.hit_ms
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def __le__(self, other):
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return self.hit_ms <= other.hit_ms
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def __gt__(self, other):
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return self.hit_ms > other.hit_ms
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def __ge__(self, other):
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return self.hit_ms >= other.hit_ms
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def __eq__(self, other):
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return self.hit_ms == other.hit_ms
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def _get_hash_data(self) -> bytes:
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hash_fields = ['type', 'hit_ms', 'bpm', 'scroll_x', 'scroll_y']
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field_values = []
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for field_name in sorted(hash_fields):
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value = getattr(self, field_name, None)
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field_values.append((field_name, value))
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field_values.append(('__class__', self.__class__.__name__))
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hash_string = str(field_values)
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return hash_string.encode('utf-8')
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def get_hash(self, algorithm='sha256') -> str:
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"""Generate hash of the note"""
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hash_obj = hashlib.new(algorithm)
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hash_obj.update(self._get_hash_data())
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return hash_obj.hexdigest()
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def __hash__(self) -> int:
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"""Make instances hashable for use in sets/dicts"""
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return int(self.get_hash('md5')[:8], 16) # Use first 8 chars of MD5 as int
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def __repr__(self):
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return str(self.__dict__)
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@dataclass
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class Drumroll(Note):
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"""A drumroll note in a TJA file.
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Attributes:
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_source_note (Note): The source note.
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color (int): The color of the drumroll. (0-255 where 255 is red)
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"""
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_source_note: Note
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color: int = field(init=False)
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def __repr__(self):
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return str(self.__dict__)
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def __eq__(self, other):
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return self.hit_ms == other.hit_ms
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def __post_init__(self):
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for field_name in [f.name for f in fields(Note)]:
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if hasattr(self._source_note, field_name):
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setattr(self, field_name, getattr(self._source_note, field_name))
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@dataclass
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class Balloon(Note):
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"""A balloon note in a TJA file.
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Attributes:
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_source_note (Note): The source note.
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count (int): The number of hits it takes to pop.
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popped (bool): Whether the balloon has been popped.
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is_kusudama (bool): Whether the balloon is a kusudama.
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"""
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_source_note: Note
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count: int = field(init=False)
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popped: bool = False
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is_kusudama: bool = False
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def __repr__(self):
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return str(self.__dict__)
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def __eq__(self, other):
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return self.hit_ms == other.hit_ms
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def __post_init__(self):
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for field_name in [f.name for f in fields(Note)]:
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if hasattr(self._source_note, field_name):
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setattr(self, field_name, getattr(self._source_note, field_name))
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def _get_hash_data(self) -> bytes:
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"""Override to include source note and balloon-specific data"""
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hash_fields = ['type', 'hit_ms', 'load_ms', 'count']
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field_values = []
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for field_name in sorted(hash_fields):
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value = getattr(self, field_name, None)
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field_values.append((field_name, value))
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field_values.append(('__class__', self.__class__.__name__))
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hash_string = str(field_values)
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return hash_string.encode('utf-8')
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@dataclass
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class NoteList:
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"""A collection of notes
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play_notes: A list of notes, drumrolls, and balloons that are played by the player
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draw_notes: A list of notes, drumrolls, and balloons that are drawn by the player
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bars: A list of bars"""
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play_notes: list[Note | Drumroll | Balloon] = field(default_factory=lambda: [])
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draw_notes: list[Note | Drumroll | Balloon] = field(default_factory=lambda: [])
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bars: list[Note] = field(default_factory=lambda: [])
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timeline: list[TimelineObject] = field(default_factory=lambda: [])
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def __add__(self, other: 'NoteList') -> 'NoteList':
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return NoteList(
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play_notes=self.play_notes + other.play_notes,
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draw_notes=self.draw_notes + other.draw_notes,
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bars=self.bars + other.bars,
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timeline=self.timeline + other.timeline
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)
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def __iadd__(self, other: 'NoteList') -> 'NoteList':
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self.play_notes += other.play_notes
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self.draw_notes += other.draw_notes
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self.bars += other.bars
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self.timeline += other.timeline
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return self
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@dataclass
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class CourseData:
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"""A collection of course metadata
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level: number of stars
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balloon: list of balloon counts
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scoreinit: Unused
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scorediff: Unused
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is_branching: whether the course has branches
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"""
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level: int = 0
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balloon: list[int] = field(default_factory=lambda: [])
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scoreinit: list[int] = field(default_factory=lambda: [])
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scorediff: int = 0
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is_branching: bool = False
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@dataclass
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class TJAMetadata:
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"""Metadata for a TJA file
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title: dictionary for song titles, accessed by language code
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subtitle: dictionary for song subtitles, accessed by language code
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genre: genre of the song
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wave: path to the song's audio file
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demostart: start time of the preview
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offset: offset of the song's audio file
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bpm: beats per minute of the song
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bgmovie: path to the song's background movie file
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movieoffset: offset of the song's background movie file
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scene_preset: background for the song
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course_data: dictionary of course metadata, accessed by diff number
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"""
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title: dict[str, str] = field(default_factory= lambda: {'en': ''})
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subtitle: dict[str, str] = field(default_factory= lambda: {'en': ''})
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genre: str = ''
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wave: Path = Path()
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demostart: float = 0.0
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offset: float = 0.0
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bpm: float = 120.0
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bgmovie: Path = Path()
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movieoffset: float = 0.0
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scene_preset: str = ''
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course_data: dict[int, CourseData] = field(default_factory=dict)
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@dataclass
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class TJAEXData:
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"""Extra data for TJA files
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new_audio: Contains the word "-New Audio-" in any song title
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old_audio: Contains the word "-Old Audio-" in any song title
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limited_time: Contains the word "限定" in any song title or subtitle
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new: If the TJA file has been created or modified in the last week"""
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new_audio: bool = False
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old_audio: bool = False
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limited_time: bool = False
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new: bool = False
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def calculate_base_score(notes: NoteList) -> int:
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"""Calculate the base score for a song based on the number of notes, balloons, and drumrolls.
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Args:
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notes (NoteList): The list of notes in the song.
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Returns:
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int: The base score for the song.
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"""
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total_notes = 0
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balloon_count = 0
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drumroll_msec = 0
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for i in range(len(notes.play_notes)):
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note = notes.play_notes[i]
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if i < len(notes.play_notes)-1:
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next_note = notes.play_notes[i+1]
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else:
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next_note = notes.play_notes[len(notes.play_notes)-1]
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if isinstance(note, Drumroll):
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drumroll_msec += (next_note.hit_ms - note.hit_ms)
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elif isinstance(note, Balloon):
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balloon_count += min(100, note.count)
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elif note.type == 8:
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continue
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else:
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total_notes += 1
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if total_notes == 0:
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return 1000000
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return math.ceil((1000000 - (balloon_count * 100) - (16.920079999994086 * drumroll_msec / 1000 * 100)) / total_notes / 10) * 10
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def test_encodings(file_path: Path):
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"""Test the encoding of a file by trying different encodings.
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Args:
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file_path (Path): The path to the file to test.
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Returns:
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str: The encoding that successfully decoded the file.
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"""
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encodings = ['utf-8-sig', 'shift-jis', 'utf-8', 'utf-16', 'mac_roman']
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final_encoding = None
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for encoding in encodings:
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try:
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_ = file_path.read_text(encoding=encoding).splitlines()
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final_encoding = encoding
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break
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except UnicodeDecodeError:
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continue
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return final_encoding
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logger = logging.getLogger(__name__)
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@dataclass
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class ParserState:
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time_signature: float = 4/4
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bpm: float = 120
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bpmchange_last_bpm: float = 120
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scroll_x_modifier: float = 1
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scroll_y_modifier: float = 0
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scroll_type: ScrollType = ScrollType.NMSCROLL
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barline_display: bool = True
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curr_note_list: list[Note | Drumroll | Balloon] = field(default_factory=lambda: [])
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curr_draw_list: list[Note | Drumroll | Balloon] = field(default_factory=lambda: [])
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curr_bar_list: list[Note] = field(default_factory=lambda: [])
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curr_timeline: list[TimelineObject] = field(default_factory=lambda: [])
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index: int = 0
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balloons: list[int] = field(default_factory=lambda: [])
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balloon_index: int = 0
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prev_note: Optional[Note] = None
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barline_added: bool = False
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sudden_appear: float = 0.0
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sudden_moving: float = 0.0
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judge_pos_x: float = 0.0
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judge_pos_y: float = 0.0
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delay_current: float = 0.0
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delay_last_note_ms: float = 0.0
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is_branching: bool = False
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is_section_start: bool = False
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start_branch_ms: float = 0.0
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start_branch_bpm: float = 120
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start_branch_time_sig: float = 4/4
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start_branch_x_scroll: float = 1.0
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start_branch_y_scroll: float = 0.0
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start_branch_barline: bool = False
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branch_balloon_index: int = 0
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section_bar: Optional[Note] = None
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class TJAParser:
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"""Parse a TJA file and extract metadata and data.
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Args:
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path (Path): The path to the TJA file.
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start_delay (int): The delay in milliseconds before the first note.
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distance (int): The distance between notes.
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Attributes:
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metadata (TJAMetadata): The metadata extracted from the TJA file.
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ex_data (TJAEXData): The extended data extracted from the TJA file.
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data (list): The data extracted from the TJA file.
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"""
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DIFFS = {0: "easy", 1: "normal", 2: "hard", 3: "oni", 4: "edit", 5: "tower", 6: "dan"}
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def __init__(self, path: Path, start_delay: int = 0):
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"""
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Initialize a TJA object.
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Args:
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path (Path): The path to the TJA file.
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start_delay (int): The delay in milliseconds before the first note.
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"""
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self.file_path: Path = path
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encoding = test_encodings(self.file_path)
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lines = self.file_path.read_text(encoding=encoding).splitlines()
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self.data = [cleaned for line in lines
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if (cleaned := strip_comments(line).strip())]
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self.metadata = TJAMetadata()
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self.ex_data = TJAEXData()
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logger.debug(f"Parsing TJA file: {self.file_path}")
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self.get_metadata()
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self.current_ms: float = start_delay
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self.master_notes = NoteList()
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self.branch_m: list[NoteList] = []
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self.branch_e: list[NoteList] = []
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self.branch_n: list[NoteList] = []
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def _build_command_registry(self):
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"""Auto-discover command handlers based on naming convention."""
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registry = {}
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for name in dir(self):
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if name.startswith('handle_'):
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cmd_name = '#' + name[7:].upper()
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registry[cmd_name] = getattr(self, name)
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return registry
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def get_metadata(self):
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"""
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Extract metadata from the TJA file.
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"""
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current_diff = None # Track which difficulty we're currently processing
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for item in self.data:
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if item.startswith('#BRANCH') and current_diff is not None:
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self.metadata.course_data[current_diff].is_branching = True
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elif item.startswith("#") or item[0].isdigit():
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continue
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elif item.startswith('SUBTITLE'):
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region_code = 'en'
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if item[len('SUBTITLE')] != ':':
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region_code = (item[len('SUBTITLE'):len('SUBTITLE')+2]).lower()
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self.metadata.subtitle[region_code] = ''.join(item.split(':')[1:]).replace('--', '')
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if 'ja' in self.metadata.subtitle and '限定' in self.metadata.subtitle['ja']:
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self.ex_data.limited_time = True
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elif item.startswith('TITLE'):
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region_code = 'en'
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if item[len('TITLE')] != ':':
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region_code = (item[len('TITLE'):len('TITLE')+2]).lower()
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self.metadata.title[region_code] = ''.join(item.split(':')[1:])
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elif item.startswith('BPM'):
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data = item.split(':')[1]
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if not data:
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logger.warning(f"Invalid BPM value: {data} in TJA file {self.file_path}")
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self.metadata.bpm = 0.0
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else:
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self.metadata.bpm = float(data)
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elif item.startswith('WAVE'):
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data = item.split(':')[1]
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if not Path(self.file_path.parent / data.strip()).exists():
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logger.error(f'{data}, {self.file_path}')
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logger.warning(f"Invalid WAVE value: {data} in TJA file {self.file_path}")
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self.metadata.wave = Path()
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else:
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self.metadata.wave = self.file_path.parent / data.strip()
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elif item.startswith('OFFSET'):
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data = item.split(':')[1]
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if not data:
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logger.warning(f"Invalid OFFSET value: {data} in TJA file {self.file_path}")
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self.metadata.offset = 0.0
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else:
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self.metadata.offset = float(data)
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elif item.startswith('DEMOSTART'):
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data = item.split(':')[1]
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if not data:
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logger.warning(f"Invalid DEMOSTART value: {data} in TJA file {self.file_path}")
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self.metadata.demostart = 0.0
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else:
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self.metadata.demostart = float(data)
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elif item.startswith('BGMOVIE'):
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data = item.split(':')[1]
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if not data:
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logger.warning(f"Invalid BGMOVIE value: {data} in TJA file {self.file_path}")
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self.metadata.bgmovie = Path()
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else:
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self.metadata.bgmovie = self.file_path.parent / data.strip()
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elif item.startswith('MOVIEOFFSET'):
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data = item.split(':')[1]
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if not data:
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logger.warning(f"Invalid MOVIEOFFSET value: {data} in TJA file {self.file_path}")
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self.metadata.movieoffset = 0.0
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else:
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self.metadata.movieoffset = float(data)
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elif item.startswith('SCENEPRESET'):
|
|
self.metadata.scene_preset = item.split(':')[1]
|
|
elif item.startswith('COURSE'):
|
|
course = str(item.split(':')[1]).lower().strip()
|
|
|
|
if course == '6' or course == 'dan':
|
|
current_diff = 6
|
|
elif course == '5' or course == 'tower':
|
|
current_diff = 5
|
|
elif course == '4' or course == 'edit' or course == 'ura':
|
|
current_diff = 4
|
|
elif course == '3' or course == 'oni':
|
|
current_diff = 3
|
|
elif course == '2' or course == 'hard':
|
|
current_diff = 2
|
|
elif course == '1' or course == 'normal':
|
|
current_diff = 1
|
|
elif course == '0' or course == 'easy':
|
|
current_diff = 0
|
|
else:
|
|
logger.error(f"Course level empty in {self.file_path}")
|
|
if current_diff is not None:
|
|
self.metadata.course_data[current_diff] = CourseData()
|
|
elif current_diff is not None:
|
|
if item.startswith('LEVEL'):
|
|
data = item.split(':')[1]
|
|
if not data:
|
|
self.metadata.course_data[current_diff].level = 0
|
|
logger.warning(f"Invalid LEVEL value: {data} in TJA file {self.file_path}")
|
|
else:
|
|
self.metadata.course_data[current_diff].level = int(float(data))
|
|
elif item.startswith('BALLOONNOR'):
|
|
balloon_data = item.split(':')[1]
|
|
if balloon_data == '':
|
|
logger.debug(f"Invalid BALLOONNOR value: {balloon_data} in TJA file {self.file_path}")
|
|
continue
|
|
self.metadata.course_data[current_diff].balloon.extend([int(x) for x in balloon_data.replace('.', ',').split(',') if x != ''])
|
|
elif item.startswith('BALLOONEXP'):
|
|
balloon_data = item.split(':')[1]
|
|
if balloon_data == '':
|
|
logger.debug(f"Invalid BALLOONEXP value: {balloon_data} in TJA file {self.file_path}")
|
|
continue
|
|
self.metadata.course_data[current_diff].balloon.extend([int(x) for x in balloon_data.replace('.', ',').split(',') if x != ''])
|
|
elif item.startswith('BALLOONMAS'):
|
|
balloon_data = item.split(':')[1]
|
|
if balloon_data == '':
|
|
logger.debug(f"Invalid BALLOONMAS value: {balloon_data} in TJA file {self.file_path}")
|
|
continue
|
|
self.metadata.course_data[current_diff].balloon = [int(x) for x in balloon_data.replace('.', ',').split(',') if x != '']
|
|
elif item.startswith('BALLOON'):
|
|
if item.find(':') == -1:
|
|
self.metadata.course_data[current_diff].balloon = []
|
|
continue
|
|
balloon_data = item.split(':')[1]
|
|
if balloon_data == '':
|
|
continue
|
|
self.metadata.course_data[current_diff].balloon = [int(x) for x in balloon_data.replace('.', ',').split(',') if x != '']
|
|
elif item.startswith('SCOREINIT'):
|
|
score_init = item.split(':')[1]
|
|
if score_init == '':
|
|
continue
|
|
try:
|
|
self.metadata.course_data[current_diff].scoreinit = [int(x) for x in score_init.replace('.', ',').split(',') if x != '']
|
|
except Exception as e:
|
|
logger.error(f"Failed to parse SCOREINIT: {e} in TJA file {self.file_path}")
|
|
self.metadata.course_data[current_diff].scoreinit = [0, 0]
|
|
elif item.startswith('SCOREDIFF'):
|
|
score_diff = item.split(':')[1]
|
|
if score_diff == '':
|
|
continue
|
|
self.metadata.course_data[current_diff].scorediff = int(float(score_diff))
|
|
for region_code in self.metadata.title:
|
|
if '-New Audio-' in self.metadata.title[region_code] or '-新曲-' in self.metadata.title[region_code]:
|
|
self.metadata.title[region_code] = self.metadata.title[region_code].replace('-New Audio-', '')
|
|
self.metadata.title[region_code] = self.metadata.title[region_code].replace('-新曲-', '')
|
|
self.ex_data.new_audio = True
|
|
elif '-Old Audio-' in self.metadata.title[region_code] or '-旧曲-' in self.metadata.title[region_code]:
|
|
self.metadata.title[region_code] = self.metadata.title[region_code].replace('-Old Audio-', '')
|
|
self.metadata.title[region_code] = self.metadata.title[region_code].replace('-旧曲-', '')
|
|
self.ex_data.old_audio = True
|
|
elif '限定' in self.metadata.title[region_code]:
|
|
self.ex_data.limited_time = True
|
|
|
|
def data_to_notes(self, diff) -> list[list[str]]:
|
|
"""
|
|
Convert the data to notes.
|
|
|
|
Args:
|
|
diff (int): The difficulty level.
|
|
|
|
Returns:
|
|
list[list[str]]: The notes.
|
|
"""
|
|
diff_name = self.DIFFS.get(diff, "").lower()
|
|
|
|
# Use enumerate for single iteration
|
|
note_start = note_end = -1
|
|
target_found = False
|
|
scroll_type = ScrollType.NMSCROLL
|
|
|
|
# Find the section boundaries
|
|
for i, line in enumerate(self.data):
|
|
if line.startswith("COURSE:"):
|
|
course_value = line[7:].strip().lower()
|
|
target_found = (course_value.isdigit() and int(course_value) == diff) or course_value == diff_name
|
|
elif target_found:
|
|
if note_start == -1 and line in ("#START", "#START P1"):
|
|
note_start = i + 1
|
|
elif line == "#END" and note_start != -1:
|
|
note_end = i
|
|
break
|
|
elif '#NMSCROLL' in line:
|
|
scroll_type = ScrollType.NMSCROLL
|
|
continue
|
|
elif '#BMSCROLL' in line:
|
|
scroll_type = ScrollType.BMSCROLL
|
|
continue
|
|
elif '#HBSCROLL' in line:
|
|
scroll_type = ScrollType.HBSCROLL
|
|
continue
|
|
|
|
if note_start == -1 or note_end == -1:
|
|
return []
|
|
|
|
# Process the section with minimal string operations
|
|
notes = []
|
|
bar = []
|
|
section_data = self.data[note_start:note_end]
|
|
|
|
# Prepend scroll type
|
|
if scroll_type == ScrollType.NMSCROLL:
|
|
bar.append('#NMSCROLL')
|
|
elif scroll_type == ScrollType.BMSCROLL:
|
|
bar.append('#BMSCROLL')
|
|
elif scroll_type == ScrollType.HBSCROLL:
|
|
bar.append('#HBSCROLL')
|
|
|
|
for line in section_data:
|
|
if line.startswith("#"):
|
|
bar.append(line)
|
|
elif line == ',':
|
|
if not bar or all(item.startswith('#') for item in bar):
|
|
bar.append('')
|
|
notes.append(bar)
|
|
bar = []
|
|
else:
|
|
if line.endswith(','):
|
|
bar.append(line[:-1])
|
|
notes.append(bar)
|
|
bar = []
|
|
else:
|
|
bar.append(line)
|
|
|
|
if bar: # Add remaining items
|
|
notes.append(bar)
|
|
|
|
return notes
|
|
|
|
def get_moji(self, play_note_list: list[Note], ms_per_measure: float) -> None:
|
|
"""
|
|
Assign 口唱歌 (note phoneticization) to notes.
|
|
Args:
|
|
play_note_list (list[Note]): The list of notes to process.
|
|
ms_per_measure (float): The duration of a measure in milliseconds.
|
|
Returns:
|
|
None
|
|
"""
|
|
se_notes = {
|
|
1: 0,
|
|
2: 3,
|
|
3: 5,
|
|
4: 6,
|
|
5: 7,
|
|
6: 8,
|
|
7: 9,
|
|
8: 10,
|
|
9: 11
|
|
}
|
|
if len(play_note_list) <= 1:
|
|
return
|
|
current_note = play_note_list[-1]
|
|
if current_note.type == 1:
|
|
current_note.moji = 0
|
|
elif current_note.type == 2:
|
|
current_note.moji = 3
|
|
else:
|
|
current_note.moji = se_notes[current_note.type]
|
|
prev_note = play_note_list[-2]
|
|
if prev_note.type == 1:
|
|
timing_threshold = ms_per_measure / 8 - 1
|
|
if current_note.hit_ms - prev_note.hit_ms <= timing_threshold:
|
|
prev_note.moji = 1
|
|
else:
|
|
prev_note.moji = 0
|
|
elif prev_note.type == 2:
|
|
timing_threshold = ms_per_measure / 8 - 1
|
|
if current_note.hit_ms - prev_note.hit_ms <= timing_threshold:
|
|
prev_note.moji = 4
|
|
else:
|
|
prev_note.moji = 3
|
|
else:
|
|
prev_note.moji = se_notes[prev_note.type]
|
|
if len(play_note_list) > 3:
|
|
notes_minus_4 = play_note_list[-4]
|
|
notes_minus_3 = play_note_list[-3]
|
|
notes_minus_2 = play_note_list[-2]
|
|
consecutive_ones = (
|
|
notes_minus_4.type == 1 and
|
|
notes_minus_3.type == 1 and
|
|
notes_minus_2.type == 1
|
|
)
|
|
if consecutive_ones:
|
|
rapid_timing = (
|
|
notes_minus_3.hit_ms - notes_minus_4.hit_ms < (ms_per_measure / 8) and
|
|
notes_minus_2.hit_ms - notes_minus_3.hit_ms < (ms_per_measure / 8)
|
|
)
|
|
if rapid_timing:
|
|
if len(play_note_list) > 5:
|
|
spacing_before = play_note_list[-4].hit_ms - play_note_list[-5].hit_ms >= (ms_per_measure / 8)
|
|
spacing_after = play_note_list[-1].hit_ms - play_note_list[-2].hit_ms >= (ms_per_measure / 8)
|
|
if spacing_before and spacing_after:
|
|
play_note_list[-3].moji = 2
|
|
else:
|
|
play_note_list[-3].moji = 2
|
|
|
|
def apply_easing(self, t, easing_point, easing_function):
|
|
"""Apply easing function to normalized time value t (0 to 1)"""
|
|
if easing_point == 'IN':
|
|
pass # t stays as is
|
|
elif easing_point == 'OUT':
|
|
t = 1 - t
|
|
elif easing_point == 'IN_OUT':
|
|
if t < 0.5:
|
|
t = t * 2
|
|
else:
|
|
t = (1 - t) * 2
|
|
|
|
if easing_function == 'LINEAR':
|
|
result = t
|
|
elif easing_function == 'CUBIC':
|
|
result = t ** 3
|
|
elif easing_function == 'QUARTIC':
|
|
result = t ** 4
|
|
elif easing_function == 'QUINTIC':
|
|
result = t ** 5
|
|
elif easing_function == 'SINUSOIDAL':
|
|
import math
|
|
result = 1 - math.cos((t * math.pi) / 2)
|
|
elif easing_function == 'EXPONENTIAL':
|
|
result = 0 if t == 0 else 2 ** (10 * (t - 1))
|
|
elif easing_function == 'CIRCULAR':
|
|
import math
|
|
result = 1 - math.sqrt(1 - t ** 2)
|
|
else:
|
|
result = t
|
|
|
|
if easing_point == 'OUT':
|
|
result = 1 - result
|
|
elif easing_point == 'IN_OUT':
|
|
if t >= 0.5:
|
|
result = 1 - result
|
|
|
|
return result
|
|
|
|
def handle_measure(self, part: str, state: ParserState):
|
|
numerator, denominator = part.split('/')
|
|
state.time_signature = float(numerator) / float(denominator)
|
|
|
|
def handle_scroll(self, part: str, state: ParserState):
|
|
if state.scroll_type != ScrollType.BMSCROLL:
|
|
if 'i' in part:
|
|
normalized = part.replace('.i', 'j').replace('i', 'j')
|
|
normalized = normalized.replace(',', '')
|
|
c = complex(normalized)
|
|
state.scroll_x_modifier = c.real
|
|
state.scroll_y_modifier = c.imag
|
|
else:
|
|
state.scroll_x_modifier = float(part)
|
|
state.scroll_y_modifier = 0.0
|
|
|
|
def handle_bpmchange(self, part: str, state: ParserState):
|
|
parsed_bpm = float(part)
|
|
if state.scroll_type == ScrollType.BMSCROLL or state.scroll_type == ScrollType.HBSCROLL:
|
|
# Do not modify bpm, it needs to be changed live by bpmchange
|
|
bpmchange = parsed_bpm / state.bpmchange_last_bpm
|
|
state.bpmchange_last_bpm = parsed_bpm
|
|
|
|
bpmchange_timeline = TimelineObject()
|
|
bpmchange_timeline.hit_ms = self.current_ms
|
|
bpmchange_timeline.bpmchange = bpmchange
|
|
state.curr_timeline.append(bpmchange_timeline)
|
|
else:
|
|
timeline_obj = TimelineObject()
|
|
timeline_obj.hit_ms = self.current_ms
|
|
timeline_obj.bpm = parsed_bpm
|
|
state.bpm = parsed_bpm
|
|
state.curr_timeline.append(timeline_obj)
|
|
|
|
def handle_section(self, part: str, state: ParserState):
|
|
state.is_section_start = True
|
|
|
|
def handle_branchstart(self, part: str, state: ParserState):
|
|
state.start_branch_ms = self.current_ms
|
|
state.start_branch_bpm = state.bpm
|
|
state.start_branch_time_sig = state.time_signature
|
|
state.start_branch_x_scroll = state.scroll_x_modifier
|
|
state.start_branch_y_scroll = state.scroll_y_modifier
|
|
state.start_branch_barline = state.barline_display
|
|
state.branch_balloon_index = state.balloon_index
|
|
branch_params = part
|
|
|
|
def set_branch_params(bar_list: list[Note], branch_params: str, section_bar: Optional[Note]):
|
|
if bar_list and len(bar_list) > 1:
|
|
section_index = -2
|
|
if section_bar and section_bar.hit_ms < self.current_ms:
|
|
if section_bar in bar_list:
|
|
section_index = bar_list.index(section_bar)
|
|
bar_list[section_index].branch_params = branch_params
|
|
elif bar_list:
|
|
section_index = -1
|
|
bar_list[section_index].branch_params = branch_params
|
|
elif bar_list == []:
|
|
bar_line = Note()
|
|
|
|
bar_line.hit_ms = self.current_ms
|
|
bar_line.type = 0
|
|
bar_line.display = False
|
|
bar_line.branch_params = branch_params
|
|
bar_list.append(bar_line)
|
|
|
|
for bars in [state.curr_bar_list,
|
|
self.branch_m[-1].bars if self.branch_m else None,
|
|
self.branch_e[-1].bars if self.branch_e else None,
|
|
self.branch_n[-1].bars if self.branch_n else None]:
|
|
set_branch_params(bars, branch_params, state.section_bar)
|
|
if state.section_bar:
|
|
state.section_bar = None
|
|
|
|
def handle_branchend(self, part: str, state: ParserState):
|
|
state.curr_note_list = self.master_notes.play_notes
|
|
state.curr_draw_list = self.master_notes.draw_notes
|
|
state.curr_bar_list = self.master_notes.bars
|
|
state.curr_timeline = self.master_notes.timeline
|
|
|
|
def handle_lyric(self, part: str, state: ParserState):
|
|
timeline_obj = TimelineObject()
|
|
timeline_obj.hit_ms = self.current_ms
|
|
timeline_obj.lyric = part
|
|
state.curr_timeline.append(timeline_obj)
|
|
|
|
def handle_jposscroll(self, part: str, state: ParserState):
|
|
parts = part.split()
|
|
duration_ms = float(parts[0]) * 1000
|
|
distance_str = parts[1]
|
|
direction = int(parts[2])
|
|
delta_x = 0
|
|
delta_y = 0
|
|
if 'i' in distance_str:
|
|
normalized = distance_str.replace('.i', 'j').replace('i', 'j')
|
|
normalized = normalized.replace(',', '')
|
|
c = complex(normalized)
|
|
delta_x = c.real
|
|
delta_y = c.imag
|
|
else:
|
|
distance = float(distance_str)
|
|
delta_x = distance
|
|
delta_y = 0
|
|
if direction == 0:
|
|
delta_x = -delta_x
|
|
delta_y = -delta_y
|
|
|
|
for obj in reversed(state.curr_timeline):
|
|
if hasattr(obj, 'delta_x') and hasattr(obj, 'delta_y'):
|
|
if obj.hit_ms > self.current_ms:
|
|
available_time = self.current_ms - obj.load_ms
|
|
total_duration = obj.hit_ms - obj.load_ms
|
|
ratio = min(1.0, available_time / total_duration) if total_duration > 0 else 1.0
|
|
obj.delta_x *= ratio
|
|
obj.delta_y *= ratio
|
|
obj.hit_ms = self.current_ms
|
|
break
|
|
|
|
jpos_scroll = TimelineObject()
|
|
jpos_scroll.load_ms = self.current_ms
|
|
jpos_scroll.hit_ms = self.current_ms + duration_ms
|
|
jpos_scroll.judge_pos_x = state.judge_pos_x
|
|
jpos_scroll.judge_pos_y = state.judge_pos_y
|
|
jpos_scroll.delta_x = delta_x
|
|
jpos_scroll.delta_y = delta_y
|
|
state.curr_timeline.append(jpos_scroll)
|
|
|
|
state.judge_pos_x += delta_x
|
|
state.judge_pos_y += delta_y
|
|
|
|
def handle_nmscroll(self, part: str, state: ParserState):
|
|
state.scroll_type = ScrollType.NMSCROLL
|
|
|
|
def handle_bmscroll(self, part: str, state: ParserState):
|
|
state.scroll_type = ScrollType.BMSCROLL
|
|
|
|
def handle_hbscroll(self, part: str, state: ParserState):
|
|
state.scroll_type = ScrollType.HBSCROLL
|
|
|
|
def handle_barlineon(self, part: str, state: ParserState):
|
|
state.barline_display = True
|
|
|
|
def handle_barlineoff(self, part: str, state: ParserState):
|
|
state.barline_display = False
|
|
|
|
def handle_gogostart(self, part: str, state: ParserState):
|
|
timeline_obj = TimelineObject()
|
|
timeline_obj.hit_ms = self.current_ms
|
|
timeline_obj.gogo_time = True
|
|
state.curr_timeline.append(timeline_obj)
|
|
|
|
def handle_gogoend(self, part: str, state: ParserState):
|
|
timeline_obj = TimelineObject()
|
|
timeline_obj.hit_ms = self.current_ms
|
|
timeline_obj.gogo_time = False
|
|
state.curr_timeline.append(timeline_obj)
|
|
|
|
def handle_delay(self, part: str, state: ParserState):
|
|
delay_ms = float(part) * 1000
|
|
if state.scroll_type == ScrollType.BMSCROLL or state.scroll_type == ScrollType.HBSCROLL:
|
|
if delay_ms > 0:
|
|
# Do not modify current_ms, it will be modified live
|
|
state.delay_current += delay_ms
|
|
|
|
# Delays will be combined between notes, and attached to previous note
|
|
else:
|
|
self.current_ms += delay_ms
|
|
|
|
def handle_sudden(self, part: str, state: ParserState):
|
|
parts = part.split()
|
|
if len(parts) >= 2:
|
|
appear_duration = float(parts[0])
|
|
moving_duration = float(parts[1])
|
|
|
|
state.sudden_appear = appear_duration * 1000
|
|
state.sudden_moving = moving_duration * 1000
|
|
|
|
if state.sudden_appear == 0:
|
|
state.sudden_appear = float('inf')
|
|
if state.sudden_moving == 0:
|
|
state.sudden_moving = float('inf')
|
|
|
|
def handle_m(self, part: str, state: ParserState):
|
|
self.branch_m.append(NoteList())
|
|
state.curr_note_list = self.branch_m[-1].play_notes
|
|
state.curr_draw_list = self.branch_m[-1].draw_notes
|
|
state.curr_bar_list = self.branch_m[-1].bars
|
|
state.curr_timeline = self.branch_m[-1].timeline
|
|
self.current_ms = state.start_branch_ms
|
|
state.bpm = state.start_branch_bpm
|
|
state.time_signature = state.start_branch_time_sig
|
|
state.scroll_x_modifier = state.start_branch_x_scroll
|
|
state.scroll_y_modifier = state.start_branch_y_scroll
|
|
state.barline_display = state.start_branch_barline
|
|
state.balloon_index = state.branch_balloon_index
|
|
state.is_branching = True
|
|
|
|
def handle_e(self, part: str, state: ParserState):
|
|
self.branch_e.append(NoteList())
|
|
state.curr_note_list = self.branch_e[-1].play_notes
|
|
state.curr_draw_list = self.branch_e[-1].draw_notes
|
|
state.curr_bar_list = self.branch_e[-1].bars
|
|
state.curr_timeline = self.branch_e[-1].timeline
|
|
self.current_ms = state.start_branch_ms
|
|
state.bpm = state.start_branch_bpm
|
|
state.time_signature = state.start_branch_time_sig
|
|
state.scroll_x_modifier = state.start_branch_x_scroll
|
|
state.scroll_y_modifier = state.start_branch_y_scroll
|
|
state.barline_display = state.start_branch_barline
|
|
state.balloon_index = state.branch_balloon_index
|
|
state.is_branching = True
|
|
|
|
def handle_n(self, part: str, state: ParserState):
|
|
self.branch_n.append(NoteList())
|
|
state.curr_note_list = self.branch_n[-1].play_notes
|
|
state.curr_draw_list = self.branch_n[-1].draw_notes
|
|
state.curr_bar_list = self.branch_n[-1].bars
|
|
state.curr_timeline = self.branch_n[-1].timeline
|
|
self.current_ms = state.start_branch_ms
|
|
state.bpm = state.start_branch_bpm
|
|
state.time_signature = state.start_branch_time_sig
|
|
state.scroll_x_modifier = state.start_branch_x_scroll
|
|
state.scroll_y_modifier = state.start_branch_y_scroll
|
|
state.barline_display = state.start_branch_barline
|
|
state.balloon_index = state.branch_balloon_index
|
|
state.is_branching = True
|
|
|
|
def add_bar(self, state: ParserState):
|
|
bar_line = Note()
|
|
|
|
bar_line.hit_ms = self.current_ms
|
|
bar_line.type = 0
|
|
bar_line.display = state.barline_display
|
|
bar_line.bpm = state.bpm
|
|
bar_line.scroll_x = state.scroll_x_modifier
|
|
bar_line.scroll_y = state.scroll_y_modifier
|
|
|
|
if state.barline_added:
|
|
bar_line.display = False
|
|
|
|
if state.is_branching:
|
|
bar_line.is_branch_start = True
|
|
state.is_branching = False
|
|
|
|
if state.is_section_start:
|
|
state.section_bar = bar_line
|
|
state.is_section_start = False
|
|
|
|
return bar_line
|
|
|
|
def add_note(self, item: str, state: ParserState):
|
|
note = Note()
|
|
note.hit_ms = self.current_ms
|
|
state.delay_last_note_ms = self.current_ms
|
|
note.display = True
|
|
note.type = int(item)
|
|
note.index = state.index
|
|
note.bpm = state.bpm
|
|
note.scroll_x = state.scroll_x_modifier
|
|
note.scroll_y = state.scroll_y_modifier
|
|
|
|
if state.sudden_appear > 0 or state.sudden_moving > 0:
|
|
note.sudden_appear_ms = state.sudden_appear
|
|
note.sudden_moving_ms = state.sudden_moving
|
|
|
|
if item in ('5', '6'):
|
|
note = Drumroll(note)
|
|
note.color = 255
|
|
elif item in ('7', '9'):
|
|
state.balloon_index += 1
|
|
note = Balloon(note, is_kusudama=item == '9')
|
|
note.count = 1 if not state.balloons else state.balloons.pop(0)
|
|
elif item == '8':
|
|
if state.prev_note is None:
|
|
raise ValueError("No previous note found")
|
|
|
|
return note
|
|
|
|
def notes_to_position(self, diff: int):
|
|
"""Parse a TJA's notes into a NoteList."""
|
|
commands = self._build_command_registry()
|
|
notes = self.data_to_notes(diff)
|
|
|
|
state = ParserState()
|
|
state.bpm = self.metadata.bpm
|
|
state.bpmchange_last_bpm = self.metadata.bpm
|
|
state.balloons = self.metadata.course_data[diff].balloon.copy()
|
|
state.curr_note_list = self.master_notes.play_notes
|
|
state.curr_draw_list = self.master_notes.draw_notes
|
|
state.curr_bar_list = self.master_notes.bars
|
|
state.curr_timeline = self.master_notes.timeline
|
|
|
|
init_bpm = TimelineObject()
|
|
init_bpm.hit_ms = self.current_ms
|
|
init_bpm.bpm = state.bpm
|
|
state.curr_timeline.append(init_bpm)
|
|
|
|
state.bpmchange_last_bpm = state.bpm
|
|
state.delay_last_note_ms = self.current_ms
|
|
|
|
for bar in notes:
|
|
bar_length = sum(len(part) for part in bar if '#' not in part)
|
|
state.barline_added = False
|
|
|
|
for part in bar:
|
|
if part.startswith('#'):
|
|
for cmd_prefix, handler in sorted(commands.items(), key=lambda x: len(x[0]), reverse=True):
|
|
if part.startswith(cmd_prefix):
|
|
value = part[len(cmd_prefix):].strip()
|
|
handler(value, state)
|
|
break
|
|
continue
|
|
elif len(part) > 0 and not part[0].isdigit():
|
|
logger.warning(f"Unrecognized command: {part} in TJA {self.file_path}")
|
|
continue
|
|
|
|
ms_per_measure = get_ms_per_measure(state.bpm, state.time_signature)
|
|
|
|
bar = self.add_bar(state)
|
|
state.curr_bar_list.append(bar)
|
|
state.barline_added = True
|
|
|
|
if len(part) == 0:
|
|
self.current_ms += ms_per_measure
|
|
increment = 0
|
|
else:
|
|
increment = ms_per_measure / bar_length
|
|
|
|
for item in part:
|
|
if item == '0' or (not item.isdigit()):
|
|
state.delay_last_note_ms = self.current_ms
|
|
self.current_ms += increment
|
|
continue
|
|
if item == '9' and state.curr_note_list and state.curr_note_list[-1].type == 9:
|
|
state.delay_last_note_ms = self.current_ms
|
|
self.current_ms += increment
|
|
continue
|
|
if state.delay_current != 0:
|
|
delay_timeline = TimelineObject()
|
|
delay_timeline.hit_ms = state.delay_last_note_ms
|
|
delay_timeline.delay = state.delay_current
|
|
state.curr_timeline.append(delay_timeline)
|
|
|
|
state.delay_current = 0
|
|
|
|
note = self.add_note(item, state)
|
|
|
|
self.current_ms += increment
|
|
state.curr_note_list.append(note)
|
|
state.curr_draw_list.append(note)
|
|
self.get_moji(state.curr_note_list, ms_per_measure)
|
|
state.index += 1
|
|
state.prev_note = note
|
|
|
|
return self.master_notes, self.branch_m, self.branch_e, self.branch_n
|
|
|
|
def hash_note_data(self, notes: NoteList):
|
|
"""Hashes the note data for the given NoteList."""
|
|
n = hashlib.sha256()
|
|
list1 = notes.play_notes
|
|
list2 = notes.bars
|
|
merged: list[Note | Drumroll | Balloon] = []
|
|
i = 0
|
|
j = 0
|
|
while i < len(list1) and j < len(list2):
|
|
if list1[i] <= list2[j]:
|
|
merged.append(list1[i])
|
|
i += 1
|
|
else:
|
|
merged.append(list2[j])
|
|
j += 1
|
|
merged.extend(list1[i:])
|
|
merged.extend(list2[j:])
|
|
for item in merged:
|
|
n.update(item.get_hash().encode('utf-8'))
|
|
|
|
return n.hexdigest()
|
|
|
|
def modifier_speed(notes: NoteList, value: float):
|
|
"""Modifies the speed of the notes in the given NoteList."""
|
|
modded_notes = notes.draw_notes.copy()
|
|
modded_bars = notes.bars.copy()
|
|
for note in modded_notes:
|
|
note.scroll_x *= value
|
|
for bar in modded_bars:
|
|
bar.scroll_x *= value
|
|
return modded_notes, modded_bars
|
|
|
|
def modifier_display(notes: NoteList):
|
|
"""Modifies the display of the notes in the given NoteList."""
|
|
modded_notes = notes.draw_notes.copy()
|
|
for note in modded_notes:
|
|
note.display = False
|
|
return modded_notes
|
|
|
|
def modifier_inverse(notes: NoteList):
|
|
"""Inverts the type of the notes in the given NoteList."""
|
|
modded_notes = notes.play_notes.copy()
|
|
type_mapping = {1: 2, 2: 1, 3: 4, 4: 3}
|
|
for note in modded_notes:
|
|
if note.type in type_mapping:
|
|
note.type = type_mapping[note.type]
|
|
return modded_notes
|
|
|
|
def modifier_random(notes: NoteList, value: int):
|
|
"""Randomly modifies the type of the notes in the given NoteList.
|
|
value: 1 == kimagure, 2 == detarame"""
|
|
#value: 1 == kimagure, 2 == detarame
|
|
modded_notes = notes.play_notes.copy()
|
|
percentage = int(len(modded_notes) / 5) * value
|
|
selected_notes = random.sample(range(len(modded_notes)), percentage)
|
|
type_mapping = {1: 2, 2: 1, 3: 4, 4: 3}
|
|
for i in selected_notes:
|
|
if modded_notes[i].type in type_mapping:
|
|
modded_notes[i].type = type_mapping[modded_notes[i].type]
|
|
return modded_notes
|
|
|
|
def apply_modifiers(notes: NoteList, modifiers: Modifiers):
|
|
"""Applies all selected modifiers from global_data to the given NoteList."""
|
|
if modifiers.display:
|
|
draw_notes = modifier_display(notes)
|
|
if modifiers.inverse:
|
|
play_notes = modifier_inverse(notes)
|
|
play_notes = modifier_random(notes, modifiers.random)
|
|
draw_notes, bars = modifier_speed(notes, modifiers.speed)
|
|
return deque(play_notes), deque(draw_notes), deque(bars)
|