public float CalculateNoteSpeed(ChartNote note)
{
var page = Root.page_list[note.page_index];
var previousPage = Root.page_list[note.page_index - 1];
var pageRatio = (float)(
1.0f * (note.tick - page.actual_start_tick) /
(page.end_tick -
page.actual_start_tick));
var tempo =
(page.end_time -
page.actual_start_time) * pageRatio +
(previousPage.end_time -
previousPage.actual_start_time) * (1.367f - pageRatio);
return(tempo >= 1.367f ? 1.0f : 1.367f / tempo);
}
protected override void LateUpdate()
{
base.LateUpdate();
if (!View.IsRendered())
{
View.OnRender();
}
var time = Game.Time;
IsMoving = time >= Note.start_time;
if (IsMoving)
{
if (time >= ToNote.start_time)
{
gameObject.transform.eulerAngles = new Vector3(0, 0, 45 - ToNote.rotation);
if (ToNote.next_id <= 0)
{
IsMoving = false;
gameObject.transform.position = ToNote.position;
}
else
{
FromNote = ToNote;
ToNote = Chart.note_list[FromNote.next_id];
}
}
if (IsMoving)
{
gameObject.transform.position = Vector3.Lerp(FromNote.position, ToNote.position,
(time - FromNote.start_time) / (ToNote.start_time - FromNote.start_time));
}
}
else
{
gameObject.transform.position = Note.position;
FromNote = Note;
ToNote = Chart.note_list[Note.next_id];
}
}
public ChartRoot FromCytus1Chart(string text)
{
// Parse
var pageDuration = 0f;
var pageShift = 0f;
var tmpNotes = new Dictionary <int, C1Note>();
foreach (var line in text.Split('\n'))
{
var data = line.Split((char[])null, StringSplitOptions.RemoveEmptyEntries);
if (data.Length == 0)
{
continue;
}
var type = data[0];
switch (type)
{
case "PAGE_SIZE":
pageDuration = float.Parse(data[1]);
checksumSource += data[1];
break;
case "PAGE_SHIFT":
pageShift = float.Parse(data[1]);
checksumSource += data[1];
break;
case "NOTE":
checksumSource += data[1] + data[2] + data[3] + data[4];
var note = new C1Note(int.Parse(data[1]), float.Parse(data[2]), float.Parse(data[3]),
float.Parse(data[4]), false);
tmpNotes.Add(int.Parse(data[1]), note);
if (note.Duration > 0)
{
note.Type = C1NoteType.Hold;
}
break;
case "LINK":
var notesInChain = new List <C1Note>();
for (var i = 1; i < data.Length; i++)
{
if (data[i] != "LINK")
{
checksumSource += data[i];
}
int id;
if (!int.TryParse(data[i], out id))
{
continue;
}
note = tmpNotes[id];
note.Type = C1NoteType.Chain;
if (!notesInChain.Contains(note))
{
notesInChain.Add(note);
}
}
for (var i = 0; i < notesInChain.Count - 1; i++)
{
notesInChain[i].ConnectedNote = notesInChain[i + 1];
}
notesInChain[0].IsChainHead = true;
break;
}
}
pageShift += pageDuration;
// Calculate chronological note ids
var sortedNotes = tmpNotes.Values.ToList();
sortedNotes.Sort((a, b) => a.Time.CompareTo(b.Time));
var chronologicalIds = sortedNotes.Select(note => note.OriginalId).ToList();
var notes = new Dictionary <int, C1Note>();
// Recalculate note ids from original ids
var newId = 0;
foreach (var noteId in chronologicalIds)
{
tmpNotes[noteId].Id = newId;
notes[newId] = tmpNotes[noteId];
newId++;
}
// Reset chronological ids
chronologicalIds.Clear();
for (var i = 0; i < tmpNotes.Count; i++)
{
chronologicalIds.Add(i);
}
// Convert
const int timeBase = 480;
var root = new ChartRoot();
root.format_version = 0;
root.time_base = 480;
root.start_offset_time = 0;
var tempo = new ChartTempo();
tempo.tick = 0;
var tempoValue = (long)(pageDuration * 1000000f);
tempo.value = tempoValue;
root.tempo_list = new List <ChartTempo> {
tempo
};
if (pageShift < 0)
{
pageShift = pageShift + 2 * pageDuration;
}
var pageShiftTickOffset = pageShift / pageDuration * timeBase;
var noteList = new List <ChartNote>();
var page = 0;
foreach (var note in notes.Values)
{
var obj = new ChartNote();
obj.id = note.Id;
switch (note.Type)
{
case C1NoteType.Single:
obj.type = NoteType.Click;
break;
case C1NoteType.Chain:
obj.type = note.IsChainHead ? NoteType.DragHead : NoteType.DragChild;
break;
case C1NoteType.Hold:
obj.type = NoteType.Hold;
break;
}
obj.x = note.X;
var ti = note.Time * timeBase * 1000000 / tempoValue + pageShiftTickOffset;
obj.tick = ti;
obj.hold_tick = note.Duration * timeBase * 1000000 / tempoValue;
page = Mathf.FloorToInt(ti / timeBase);
obj.page_index = page;
if (note.Type == C1NoteType.Chain)
{
obj.next_id = note.ConnectedNote != null ? note.ConnectedNote.Id : -1;
}
else
{
obj.next_id = 0;
}
if (obj.ring_color != null)
{
obj.ParsedRingColor = Convert.HexToColor(obj.ring_color);
}
if (obj.fill_color != null)
{
obj.ParsedFillColor = Convert.HexToColor(obj.fill_color);
}
noteList.Add(obj);
}
root.note_list = noteList;
var pageList = new List <ChartPage>();
var direction = false;
var t = 0;
for (var i = 0; i <= page; i++)
{
var obj = new ChartPage();
obj.scan_line_direction = direction ? 1 : -1;
direction = !direction;
obj.start_tick = t;
t += timeBase;
obj.end_tick = t;
pageList.Add(obj);
}
root.page_list = pageList;
root.music_offset = pageShiftTickOffset / timeBase / 1000000 * tempoValue;
return(root);
}
private void Start()
{
FromNote = Note;
ToNote = Chart.note_list[Note.next_id];
}
