void Update()
{
for (int i = 0; i < ControlInput.NumStrings; ++i)
{
StringChanges[i] = false;
}
for (int i = 0; i < Input.touchCount; ++i)
{
Touch touch = Input.GetTouch(i);
if (touch.phase == TouchPhase.Moved || touch.phase == TouchPhase.Stationary)
{
Ray ray = Camera.main.ScreenPointToRay(touch.position);
RaycastHit hit;
for (int j = 0; j < ControlInput.NumStrings; ++j)
{
if (ControlInput.GetStringButton(j).GetComponent <Collider>().Raycast(ray, out hit, Mathf.Infinity))
{
StringChanges[j] = true;
}
}
}
}
for (int i = 0; i < ControlInput.NumStrings; ++i)
{
ControlInput.OnStringChange(i, StringChanges[i]);
}
}
protected IEnumerator TrailHitRoutine(int noteIndex, GameObject trail)
{
Note note = Player.Song.Notes[noteIndex];
//更新尾带的颜色
trail.GetComponent <Renderer>().material.color = Colors[note.StringIndex];
//按住的特效
ControlInput.GetStringButton(note.StringIndex).transform.Find("Sparks").GetComponent <ParticleEmitter>().emit = true;
ControlInput.GetStringButton(note.StringIndex).transform.Find("Sparks").GetComponent <ParticleEmitter>().GetComponent <Renderer>().enabled = true;
Vector3 trailScale = trail.transform.localScale;
Vector3 trailPosition = trail.transform.localPosition;
//只要特定的按钮被按下，必须一直按着直到尾带结束，否则会敲不中
while (ControlInput.IsButtonPressed(note.StringIndex) &&
Player.GetCurrentBeat() + 1 <= note.Time + note.Length)
{
//计算尾带的实际距离
float progress = Mathf.Clamp01((1 + Player.GetCurrentBeat() - note.Time) / note.Length);
//收缩尾带，调整位置
trail.transform.localScale = new Vector3(trailScale.x, trailScale.y, trailScale.z * (1 - progress));
trail.transform.localPosition = new Vector3(trailPosition.x, trailPosition.y + trailPosition.y * progress, trailPosition.z);
yield return(null);
}
//结束或者没按中隐藏
trail.GetComponent <Renderer>().enabled = false;
//取消特效
ControlInput.GetStringButton(note.StringIndex).transform.Find("Sparks").GetComponent <ParticleEmitter>().emit = false;
ControlInput.GetStringButton(note.StringIndex).transform.Find("Sparks").GetComponent <ParticleEmitter>().GetComponent <Renderer>().enabled = false;
}