92 lines
2.6 KiB
GDScript3
92 lines
2.6 KiB
GDScript3
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class_name NoteSpawner extends NoteView
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signal notes_spawned(beat: float)
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@export var lanes: Dictionary[int, Lane]
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@export var pool: NotePool
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## Spawn all the notes that should exist on this beat.
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func update(beat: float) -> void:
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var old_begin: int = _begin
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var old_end: int = _end
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_update_view_relative_to_notes(notes, beat) # Updates _begin and _end.
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if _previous_beat <= beat:
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_set_note_visuals(old_end, _end)
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_remove_note_visuals(old_begin, _begin)
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else:
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_remove_note_visuals(_end, old_end)
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_set_note_visuals(_begin, old_begin)
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_previous_beat = beat
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notes_spawned.emit(beat)
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# ======== IMPLEMENTATION ======== #
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var _note_visuals: Dictionary[int, NoteVisual] # [Note ID, Note Visual]
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var _last_lane_holds: Dictionary[int, HoldNote]
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func _set_notes(p_notes: NoteArray) -> void:
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super._set_notes(p_notes)
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for note in _note_visuals.values():
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if note == null:
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continue
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pool.return_note(note)
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# TODO Finish implementation.
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# Spawn or delete nodes in the range.
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func _set_note_visuals(index_begin: int, index_end: int) -> void:
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for note_id: int in range(index_begin, index_end):
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match notes.type_at(note_id):
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Note.TYPE.TAP:
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_set_visual_for_tap_at(note_id)
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Note.TYPE.HOLD_START:
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_set_visual_for_hold_start_at(note_id)
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Note.TYPE.HOLD_END:
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_set_visual_for_hold_end_at(note_id)
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func _remove_note_visuals(index_begin: int, index_end: int) -> void:
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for note_id: int in range(index_begin, index_end):
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match notes.type_at(note_id):
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Note.TYPE.TAP:
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_remove_visual_for_tap_at(note_id)
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Note.TYPE.HOLD_START:
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_remove_visual_for_hold_start_at(note_id)
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Note.TYPE.HOLD_END:
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_remove_visual_for_hold_end_at(note_id)
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func _set_visual_for_tap_at(note_id: int) -> void:
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var lane_id: int = notes.lane_at(note_id)
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var lane: Lane = lanes[lane_id]
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var note: TapNote = pool.get_tap()
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lane.add_child(note)
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_note_visuals[note_id] = note
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func _set_visual_for_hold_start_at(note_id: int) -> void:
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var lane_id: int = notes.lane_at(note_id)
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var lane: Lane = lanes[lane_id]
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var note: HoldNote = pool.get_hold()
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lane.add_child(note)
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_note_visuals[note_id] = note
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_last_lane_holds[lane_id] = note
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func _set_visual_for_hold_end_at(note_id: int) -> void:
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var lane_id: int = notes.lane_at(note_id)
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var lane: Lane = lanes[lane_id]
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var note: HoldNote = _last_lane_holds[lane_id]
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if note == null:
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note = pool.get_hold()
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lane.add_child(note)
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_note_visuals[note_id] = note
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_last_lane_holds[lane_id] = null
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func _remove_visual_for_tap_at(note_id: int) -> void:
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pass
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func _remove_visual_for_hold_start_at(note_id: int) -> void:
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pass
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func _remove_visual_for_hold_end_at(note_id: int) -> void:
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pass
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