public override void GatherProperties(PlayableDirector director, IPropertyCollector driver)
{
#if UNITY_EDITOR
FacialExpressionTimeline trackBinding = director.GetGenericBinding(this) as FacialExpressionTimeline;
if (trackBinding == null)
{
return;
}
#endif
}
public override void ProcessFrame(Playable playable, FrameData info, object playerData)
{
binding = playerData as FacialExpressionTimeline;
if (!binding || binding.BlendshapeNum == -1)
{
return;
}
// recreate blendshape value array when the number of blendshape is changed.
if (prevBlendshapeNum != binding.BlendshapeNum)
{
blendshapeValues = new float[binding.BlendshapeNum];
prevBlendshapeNum = binding.BlendshapeNum;
}
// initialize blendshapes
for (int i = 0; i < binding.BlendshapeNum; i++)
{
blendshapeValues[i] = 0;
}
var time = Director.time;
float value = 0f;
var isOnClip = false;
for (int i = 0; i < Clips.Length; i++)
{
var clip = Clips[i];
var clipAsset = clip.asset as FacialClip;
var behaviour = clipAsset.behaviour;
var clipWeight = playable.GetInputWeight(i);
var clipProgress = Mathf.Clamp((float)((time - clip.start) / clip.duration), 0f, 1f);
// if inside of clip
if (clip.start < Director.time && Director.time <= clip.end)
{
if (clipProgress < behaviour.easeInOutLength)
{
var normalized = clipProgress / behaviour.easeInOutLength;
value = QuadraticEaseInOut(normalized, 0f, 1f, 1f) * clipWeight;
}
else if (clipProgress >= 1 - behaviour.easeInOutLength)
{
var normalized = (clipProgress - (1 - behaviour.easeInOutLength)) / behaviour.easeInOutLength;
value = QuadraticEaseInOut(1 - normalized, 0f, 1f, 1f) * clipWeight;
}
else
{
value = 1f * clipWeight;
}
behaviour.preset.value = value;
UpdateFacial(behaviour);
isOnClip = true;
}
// if (Director.time > clip.end && behaviour.preset.value != 0f ||
// Director.time < clip.start && behaviour.preset.value != 0f )
// {
// behaviour.preset.value = 0f;
// UpdateFacial(behaviour);
// }
}
if (!isOnClip)
{
// ResetFace();
}
// binding.faceType = faceType;
// binding.value = value; -=
// binding.mouthEnabled = mouthEnabled;
}