Q&A
NotesManager.cs
```csharp
using System;
using System.Collections.Generic;
using UnityEditor;
using UnityEngine;
using UnityEngine.EventSystems;
[Serializable]
public class Data
{
public string name;
public int maxBlock;
public int BPM;
public int offset;
public Note[] notes;
}
[Serializable]
public class Note
{
public int type;
public int num;
public int block;
public int LPB;
public Note[] notes;
}
public class NotesManager : MonoBehaviour
{
public int noteNum;
private string songName;
public List<int> LaneNum = new List<int>();
public List<int> NoteType = new List<int>();
public List<float> NotesTime = new List<float>();
public List<GameObject> NotesObj = new List<GameObject>();
private float NotesSpeed;
public Data inputJson;
[SerializeField] GameObject noteObj;
[SerializeField] GameObject longNoteStartObj;
[SerializeField] GameObject longNoteMidObj;
[SerializeField] GameObject longNoteEndObj;
[SerializeField] GameObject detectingLine;
void OnEnable()
{
NotesSpeed = GameManager.instance.noteSpeed;
noteNum = 0;
songName = "longNoteTest";
Load(songName);
}
private void Load(string SongName)
{
string inputString = Resources.Load<TextAsset>(SongName).ToString();
inputJson = JsonUtility.FromJson<Data>(inputString);
noteNum = inputJson.notes.Length;
float[] kankaku = new float[noteNum];
float[] beatSec = new float[noteNum];
float[] time = new float[noteNum];
float[] x = new float[noteNum];
for (int i = 0; i < inputJson.notes.Length; i++)
{
kankaku[i] = 60 / (inputJson.BPM * (float)inputJson.notes[i].LPB);
beatSec[i] = kankaku[i] * (float)inputJson.notes[i].LPB;
time[i] = (beatSec[i] * inputJson.notes[i].num / (float)inputJson.notes[i].LPB) + inputJson.offset * 0.01f;
NotesTime.Add(time[i]);
LaneNum.Add(inputJson.notes[i].block);
NoteType.Add(inputJson.notes[i].type);
x[i] = NotesTime[i] * NotesSpeed;
}
for (int i = 0; i < inputJson.notes.Length; i++)
{
if (NoteType[i] == 2) // ロングノーツの場合
{
float longStartTime = NotesTime[i];
// ロングノート終了時点を計算
float longEndTime = longStartTime;
if (inputJson.notes[i].notes.Length > 0)
{
// 子ノートの最後のタイミングを基準に終了時点を計算
var lastChildNote = inputJson.notes[i].notes[inputJson.notes[i].notes.Length - 1];
longEndTime = (60f / (inputJson.BPM * lastChildNote.LPB)) * lastChildNote.num + inputJson.offset * 0.01f;
}
float longDuration = longEndTime - longStartTime;
if (longDuration <= 0)
{
Debug.LogWarning($"Invalid long note duration at index {i}");
continue; // 異常値の場合スキップ
}
// ロングノートの始点
NotesObj.Add(Instantiate(longNoteStartObj,
new Vector3(x[i] + detectingLine.transform.position.x,
inputJson.notes[i].block * 5 - 3f, 0),
longNoteStartObj.transform.rotation));
// 間のオブジェクトの配置
float interval = 1f / NotesSpeed; // 生成間隔
for (float t = interval; t < longDuration; t += interval)
{
float midZ = (longStartTime + t) * NotesSpeed;
if (t + interval >= longDuration)
{
// 終点オブジェクト
NotesObj.Add(Instantiate(longNoteEndObj,
new Vector3(midZ + detectingLine.transform.position.x,
inputJson.notes[i].block * 5 - 3f, 0),
longNoteEndObj.transform.rotation));
}
else
{
// 間オブジェクト
NotesObj.Add(Instantiate(longNoteMidObj,
new Vector3(midZ + detectingLine.transform.position.x,
inputJson.notes[i].block * 5 - 3f, 0),
Quaternion.identity));
}
}
}
else if (NoteType[i] == 1) // 通常ノートの場合
{
NotesObj.Add(Instantiate(noteObj,
new Vector3(x[i] + detectingLine.transform.position.x,
inputJson.notes[i].block * 5 - 3f, 0),
Quaternion.identity));
}
}
}
}
```
