public override void ProcessFrame(Playable playable, FrameData info, object playerData)
{
// Q: Does ProcessFrame come before or after MonoBehaviour.Update?
//Debug.Log("MixerBehaviour ProcessFrame " + Time.frameCount);
// A: MonoBehaviour.Update comes first. Then PlayableBehaviour.ProcessFrame.
trackBindingPlayableHandle = playerData as SpinePlayableHandleBase;
if (trackBindingPlayableHandle == null)
{
return;
}
// Ensure initialize all clipBehaviourData.
if (!clipsInitialized)
{
var skeletonData = trackBindingPlayableHandle.SkeletonData;
for (int i = 0, inputCount = playable.GetInputCount(); i < inputCount; i++)
{
var inputPlayableClip = (ScriptPlayable <SpineAnimationBehaviour>)playable.GetInput(i); // The clip. Returns a handle struct.
SpineAnimationBehaviour clipBehaviourData = inputPlayableClip.GetBehaviour(); // the stateless data
clipBehaviourData.EnsureInitialize(skeletonData);
}
clipsInitialized = true;
}
trackBindingPlayableHandle.ProcessFrame(playable, info, this);
if (Application.isPlaying)
{
trackBindingPlayableHandle.HandleEvents(eventBuffer);
eventBuffer.Clear();
}
}
public override Playable CreatePlayable(PlayableGraph graph, GameObject owner)
{
var playable = ScriptPlayable <SpineAnimationBehaviour> .Create(graph, template);
SpineAnimationBehaviour clone = playable.GetBehaviour();
return(playable);
}
/// <summary>Applies the Playable ScriptPlayable(SpineAnimationBehaviour) to a skeleton.</summary>
/// <returns>The number of actual applied clips (inputs with weight greater than 0) in the current frame.</returns>
internal int ApplyPlayableFrame(Playable playable, Skeleton skeleton, HashSet <int> frameAppliedProperties, int trackIndex)
{
int inputCount = playable.GetInputCount();
bool isUpperTrack = trackIndex > 0;
// Prepare lastTimes and lastInputWeights array
if (this.lastTimes == null || this.lastTimes.Length < inputCount)
{
this.lastInputWeights = new float[inputCount];
this.lastTimes = new float[inputCount];
for (int i = 0; i < inputCount; i++)
{
this.lastInputWeights[i] = 0f;
this.lastTimes[i] = 0f;
}
}
var lastInputWeights = this.lastInputWeights;
var lastTimes = this.lastTimes;
//var frameAppliedProperties = this.frameAppliedProperties;
int currentInputs = 0;
//frameAppliedProperties.Clear();
// foreach (clip)
var eventBuffer = this.eventBuffer;
for (int i = 0; i < inputCount; i++)
{
float inputWeight = playable.GetInputWeight(i);
var inputPlayableClip = (ScriptPlayable <SpineAnimationBehaviour>)playable.GetInput(i); // The clip. Returns a handle struct.
SpineAnimationBehaviour clipBehaviourData = inputPlayableClip.GetBehaviour(); // the stateless data
float clipTime = (float)inputPlayableClip.GetTime(); // stateful: clip time.
float applyTime = clipTime;
float clipLastTime = lastTimes[i];
//bool backwardsPlayback = clipLastTime > applyTime;
Animation spineAnimation = clipBehaviourData.animation;
bool loop = clipBehaviourData.loop;
var clipEventBuffer = inputWeight > clipBehaviourData.eventThreshold ? eventBuffer : null;
bool skipAttachments = inputWeight < clipBehaviourData.attachmentThreshold;
bool skipDrawOrder = inputWeight < clipBehaviourData.drawOrderThreshold;
if (spineAnimation != null)
{
//Debug.LogFormat("{0} - {1}", i, animation.name);
if (Mathf.Approximately(inputWeight, 0))
{
if (lastInputWeights[i] > 0)
{
if (isUpperTrack)
{
foreach (var spineTimeline in spineAnimation.timelines)
{
if (!frameAppliedProperties.Contains(spineTimeline.PropertyId))
{
spineTimeline.Apply(skeleton, 0, 0, null, 0, MixPose.Setup, MixDirection.Out);
}
frameAppliedProperties.Add(spineTimeline.PropertyId);
}
//Debug.Log("conditionally remove " + spineAnimation.name);
}
else
{
spineAnimation.SetKeyedItemsToSetupPose(skeleton); // Animation last apply.
//Debug.Log("setkeyeditemstosetuppose " + spineAnimation.name);
}
inputWeight = 0f;
}
applyTime = lastTimes[i];
// Don't do else if input weight is <= 0. This is part of the Unity reference implementation.
}
else
{
// if (isUpperTrack) {
// Debug.Log(trackIndex + " applying " + spineAnimation.name + " " + Time.frameCount + " " + inputWeight);
// }
float duration = spineAnimation.duration;
if (loop && duration != 0)
{
applyTime %= duration;
if (clipLastTime > 0)
{
clipLastTime %= duration;
}
}
// EXPERIMENTAL: Allow first animation to mix-in rather than do a flat Setup Pose override.
bool isFirstOnLowestTrack = !isUpperTrack && i == 0 && (inputCount == 1 || playable.GetInputWeight(1) == 0);
MixPose animationPose = MixPose.Setup;
MixPose trackCurrentMixType = isUpperTrack ? MixPose.CurrentLayered : MixPose.Current;
//Animation.Apply();
foreach (var spineTimeline in spineAnimation.Timelines)
{
int pid = spineTimeline.PropertyId;
MixPose pose = animationPose;
if (isFirstOnLowestTrack)
{
pose = MixPose.CurrentLayered;
}
else if (currentInputs > 0 || isUpperTrack)
{
if (frameAppliedProperties.Contains(pid))
{
pose = trackCurrentMixType;
}
}
MixDirection direction = MixDirection.In;
if (inputWeight < lastInputWeights[i])
{
direction = MixDirection.Out;
}
if (direction == MixDirection.In)
{
if (skipAttachments && spineTimeline is AttachmentTimeline)
{
continue;
}
if (skipDrawOrder && spineTimeline is DrawOrderTimeline)
{
continue;
}
}
else
{
if (skipAttachments && spineTimeline is AttachmentTimeline)
{
pose = MixPose.Setup;
direction = MixDirection.Out;
}
if (skipDrawOrder && spineTimeline is DrawOrderTimeline)
{
pose = MixPose.Setup;
direction = MixDirection.Out;
}
}
// var rot = spineTimeline as RotateTimeline;
// if (rot != null) {
// var bone = skeleton.bones.Items[rot.boneIndex];
// if (bone.data.name == "rear-upper-arm") {
// Debug.Log(bone.rotation + " " + pose);
// Debug.Log(frameAppliedProperties.Contains(pid));
// }
// }
// TODO: Handle RotateTimeline like AnimationState.
spineTimeline.Apply(skeleton, lastTimes[i], applyTime, clipEventBuffer, inputWeight, pose, direction);
frameAppliedProperties.Add(spineTimeline.PropertyId);
}
//Debug.LogFormat("Applying {0} at {1} as input [{2}] using {3} {4}", animation.Name, inputWeight, i, mixPose, mixDirection);
currentInputs++;
}
}
lastInputWeights[i] = inputWeight;
lastTimes[i] = applyTime;
}
return(currentInputs);
}
