IEnumerator Blink()
{
if (_VisibleController != null)
{
_VisibleController.AddPushKey(_BlinkKeyCode);
float blinkTime = Random.Range(_MinBlinkTime, _MaxBlinkTime);
yield return(new WaitForSeconds(blinkTime));
_VisibleController.RemovePushKey(_BlinkKeyCode);
}
else
{
yield return(null);
}
}
void Update()
{
if (context == null)
{
return;
}
var frame = context.GetCurrentPhonemeFrame();
if (frame == null)
{
return;
}
transitionTimer += Time.deltaTime;
// 設定したフレームレートへUpdate関数を低下させる
frameRateTimer += Time.deltaTime;
if (frameRateTimer < 1.0f / frameRate)
{
return;
}
frameRateTimer -= 1.0f / frameRate;
foreach (var key in _Keys)
{
if (_VisibleController)
{
_VisibleController.RemovePushKey(key);
}
}
// 最大の重みを持つ音素を探す
var maxVisemeIndex = 0;
var maxVisemeWeight = 0.0f;
// 子音は無視する
for (var i = (int)OVRLipSync.Viseme.aa; i < frame.Visemes.Length; i++)
{
var weight = frame.Visemes[i];
if (i == (int)OVRLipSync.Viseme.E)
{
weight *= eRate;
}
//Debug.Log((OVRLipSync.Viseme)i + " = " + weight);
if (weight > maxVisemeWeight)
{
maxVisemeWeight = weight;
maxVisemeIndex = i;
}
}
// 音素の重みが小さすぎる場合は口を閉じる
if (maxVisemeWeight * 100.0f < weightThreashold)
{
transitionTimer = 0.0f;
return;
}
// 音素の切り替わりでタイマーをリセットする
if (previousViseme != (OVRLipSync.Viseme)maxVisemeIndex)
{
transitionTimer = 0.0f;
previousViseme = (OVRLipSync.Viseme)maxVisemeIndex;
}
var visemeIndex = maxVisemeIndex - (int)OVRLipSync.Viseme.aa;
if (visemeIndex >= 0 && visemeIndex < _Keys.Length)
{
if (_VisibleController)
{
_VisibleController.AddPushKey(_Keys[visemeIndex]);
}
}
}