public override void OnGraphStop(Playable playable)
{
m_firstFrameHappened = false;
if (m_trackBindingActor != null &&
m_originalAssetInterface != null)
{
m_trackBindingActor.SetAssetInterface(m_originalAssetInterface);
}
}
public override void ProcessFrame(Playable playable, FrameData info, object playerData)
{
if (m_Clips == null)
{
return;
}
HvrActor actor = playerData as HvrActor;
if (actor == null)
{
return;
}
// Allow for the previous asset that was assigned to the HvrActor to
// be set back when this graph ends
if (actor != null &&
!m_firstFrameHappened)
{
m_firstFrameHappened = true;
m_trackBindingActor = actor;
m_originalAssetInterface = actor.assetInterface;
m_originalActorRenderMethodType = actor.renderMethodType;
}
Interface.AssetInterface current_asset = null;
float greatestWeight = 0;
int inputPort = 0;
foreach (TimelineClip clip in m_Clips)
{
float inputWeight = playable.GetInputWeight(inputPort);
ScriptPlayable <HvrActor_AssetBehavior> scriptPlayable = (ScriptPlayable <HvrActor_AssetBehavior>)playable.GetInput(inputPort);
HvrActor_AssetBehavior hvrAssetBehavior = scriptPlayable.GetBehaviour();
if (hvrAssetBehavior != null)
{
double preloadTime = Math.Max(0.0, hvrAssetBehavior.preloadTime);
if (m_Director.time >= clip.start + clip.duration ||
m_Director.time <= clip.start - preloadTime)
{
hvrAssetBehavior.StopAsset();
}
else if (m_Director.time > clip.start - preloadTime)
{
hvrAssetBehavior.PrepareAsset();
}
// If this behavior is within the range of the clip, then take it's asset and
// overwrite the activeAsset in order to ensure that only one asset is assigned per
// evaluation to the target HvrActor
// this assumes that the order of clips remain in a consistent order between frames
if (m_Director.time >= clip.start &&
m_Director.time <= clip.end)
{
if (inputWeight >= greatestWeight)
{
greatestWeight = inputWeight;
current_asset = hvrAssetBehavior.asset;
}
}
}
++inputPort;
}
if (!string.IsNullOrEmpty(m_originalActorRenderMethodType) &&
m_originalActorRenderMethodType != actor.renderMethodType)
{
// TODO Remove this warning once this bug is fixed - Tom
Debug.LogError("HvrActor RenderMethod changed while a Timeline Clip was playing. This behavior is unsupported");
return;
}
if (actor.actorInterface != null &&
actor.assetInterface != current_asset)
{
actor.SetAssetInterface(current_asset);
}
}