Initial Commit

Library/PackageCache/com.unity.timeline@1.5.4/Runtime/Animation/AnimationOutputWeightProcessor.cs

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+using System.Collections.Generic;
+using UnityEngine.Animations;
+using UnityEngine.Playables;
+
+namespace UnityEngine.Timeline
+{
+    // Does a post processing of the weights on an animation track to properly normalize
+    // the mixer weights so that blending does not bring default poses and subtracks, layers and
+    // layer graphs blend correctly
+    class AnimationOutputWeightProcessor : ITimelineEvaluateCallback
+    {
+        struct WeightInfo
+        {
+            public Playable mixer;
+            public Playable parentMixer;
+            public int port;
+        }
+
+        AnimationPlayableOutput m_Output;
+        AnimationMotionXToDeltaPlayable m_MotionXPlayable;
+        readonly List<WeightInfo> m_Mixers = new List<WeightInfo>();
+
+        public AnimationOutputWeightProcessor(AnimationPlayableOutput output)
+        {
+            m_Output = output;
+            output.SetWeight(0);
+            FindMixers();
+        }
+
+        void FindMixers()
+        {
+            var playable = m_Output.GetSourcePlayable();
+            var outputPort = m_Output.GetSourceOutputPort();
+
+            m_Mixers.Clear();
+            // only write the final output in playmode. it should always be 1 in editor because we blend to the defaults
+            FindMixers(playable, outputPort, playable.GetInput(outputPort));
+        }
+
+        // Recursively accumulates mixers.
+        void FindMixers(Playable parent, int port, Playable node)
+        {
+            if (!node.IsValid())
+                return;
+
+            var type = node.GetPlayableType();
+            if (type == typeof(AnimationMixerPlayable) || type == typeof(AnimationLayerMixerPlayable))
+            {
+                // use post fix traversal so children come before parents
+                int subCount = node.GetInputCount();
+                for (int j = 0; j < subCount; j++)
+                {
+                    FindMixers(node, j, node.GetInput(j));
+                }
+
+                // if we encounter a layer mixer, we assume there is nesting occuring
+                //  and we modulate the weight instead of overwriting it.
+                var weightInfo = new WeightInfo
+                {
+                    parentMixer = parent,
+                    mixer = node,
+                    port = port,
+                };
+                m_Mixers.Add(weightInfo);
+            }
+            else
+            {
+                var count = node.GetInputCount();
+                for (var i = 0; i < count; i++)
+                {
+                    FindMixers(parent, port, node.GetInput(i));
+                }
+            }
+        }
+
+        public void Evaluate()
+        {
+            float weight = 1;
+            m_Output.SetWeight(1);
+            for (int i = 0; i < m_Mixers.Count; i++)
+            {
+                var mixInfo = m_Mixers[i];
+                weight = WeightUtility.NormalizeMixer(mixInfo.mixer);
+                mixInfo.parentMixer.SetInputWeight(mixInfo.port, weight);
+            }
+
+            // only write the final weight in player/playmode. In editor, we are blending to the appropriate defaults
+            // the last mixer in the list is the final blend, since the list is composed post-order.
+            if (Application.isPlaying)
+                m_Output.SetWeight(weight);
+        }
+    }
+}

Library/PackageCache/com.unity.timeline@1.5.4/Runtime/Animation/AnimationOutputWeightProcessor.cs.meta

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Library/PackageCache/com.unity.timeline@1.5.4/Runtime/Animation/AnimationPlayableAsset.cs

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+using System.Collections.Generic;
+using UnityEngine.Animations;
+using UnityEngine.Playables;
+
+namespace UnityEngine.Timeline
+{
+    /// <summary>
+    /// A Playable Asset that represents a single AnimationClip clip.
+    /// </summary>
+    [System.Serializable, NotKeyable]
+    public partial class AnimationPlayableAsset : PlayableAsset, ITimelineClipAsset, IPropertyPreview
+    {
+        /// <summary>
+        /// Whether the source AnimationClip loops during playback.
+        /// </summary>
+        public enum LoopMode
+        {
+            /// <summary>
+            /// Use the loop time setting from the source AnimationClip.
+            /// </summary>
+            [Tooltip("Use the loop time setting from the source AnimationClip.")]
+            UseSourceAsset = 0,
+
+            /// <summary>
+            /// The source AnimationClip loops during playback.
+            /// </summary>
+            [Tooltip("The source AnimationClip loops during playback.")]
+            On = 1,
+
+            /// <summary>
+            /// The source AnimationClip does not loop during playback.
+            /// </summary>
+            [Tooltip("The source AnimationClip does not loop during playback.")]
+            Off = 2
+        }
+
+
+        [SerializeField] private AnimationClip m_Clip;
+        [SerializeField] private Vector3 m_Position =  Vector3.zero;
+        [SerializeField] private Vector3 m_EulerAngles = Vector3.zero;
+        [SerializeField] private bool m_UseTrackMatchFields = true;
+        [SerializeField] private MatchTargetFields m_MatchTargetFields = MatchTargetFieldConstants.All;
+        [SerializeField] private bool m_RemoveStartOffset = true; // set by animation track prior to compilation
+        [SerializeField] private bool m_ApplyFootIK = true;
+        [SerializeField] private LoopMode m_Loop = LoopMode.UseSourceAsset;
+
+
+#if UNITY_EDITOR
+        private AnimationOffsetPlayable m_AnimationOffsetPlayable;
+#endif
+
+        /// <summary>
+        /// The translational offset of the clip
+        /// </summary>
+        public Vector3 position
+        {
+            get
+            {
+                return m_Position;
+            }
+            set
+            {
+                m_Position = value;
+#if UNITY_EDITOR
+                if (m_AnimationOffsetPlayable.IsValid())
+                    m_AnimationOffsetPlayable.SetPosition(position);
+#endif
+            }
+        }
+
+        /// <summary>
+        /// The rotational offset of the clip, expressed as a Quaternion
+        /// </summary>
+        public Quaternion rotation
+        {
+            get
+            {
+                return Quaternion.Euler(m_EulerAngles);
+            }
+
+            set
+            {
+                m_EulerAngles = value.eulerAngles;
+#if UNITY_EDITOR
+                if (m_AnimationOffsetPlayable.IsValid())
+                    m_AnimationOffsetPlayable.SetRotation(value);
+#endif
+            }
+        }
+
+        /// <summary>
+        /// The rotational offset of the clip, expressed in Euler angles
+        /// </summary>
+        public Vector3 eulerAngles
+        {
+            get { return m_EulerAngles; }
+            set
+            {
+                m_EulerAngles = value;
+#if UNITY_EDITOR
+                if (m_AnimationOffsetPlayable.IsValid())
+                    m_AnimationOffsetPlayable.SetRotation(rotation);
+#endif
+            }
+        }
+
+        /// <summary>
+        /// Specifies whether to use offset matching options as defined by the track.
+        /// </summary>
+        public bool useTrackMatchFields
+        {
+            get { return m_UseTrackMatchFields; }
+            set { m_UseTrackMatchFields = value; }
+        }
+
+        /// <summary>
+        /// Specifies which fields should be matched when aligning offsets.
+        /// </summary>
+        public MatchTargetFields matchTargetFields
+        {
+            get { return m_MatchTargetFields; }
+            set { m_MatchTargetFields = value; }
+        }
+
+        /// <summary>
+        /// Whether to make the animation clip play relative to its first keyframe.
+        /// </summary>
+        /// <remarks>
+        /// This option only applies to animation clips that animate Transform components.
+        /// </remarks>
+        public bool removeStartOffset
+        {
+            get { return m_RemoveStartOffset; }
+            set { m_RemoveStartOffset = value; }
+        }
+
+
+        /// <summary>
+        /// Enable to apply foot IK to the AnimationClip when the target is humanoid.
+        /// </summary>
+        public bool applyFootIK
+        {
+            get { return m_ApplyFootIK; }
+            set { m_ApplyFootIK = value; }
+        }
+
+        /// <summary>
+        /// Whether the source AnimationClip loops during playback
+        /// </summary>
+        public LoopMode loop
+        {
+            get { return m_Loop; }
+            set { m_Loop = value; }
+        }
+
+
+        internal bool hasRootTransforms
+        {
+            get { return m_Clip != null && HasRootTransforms(m_Clip); }
+        }
+
+        // used for legacy 'scene' mode.
+        internal AppliedOffsetMode appliedOffsetMode { get; set; }
+
+
+        /// <summary>
+        /// The source animation clip
+        /// </summary>
+        public AnimationClip clip
+        {
+            get { return m_Clip; }
+            set
+            {
+                if (value != null)
+                    name = "AnimationPlayableAsset of " + value.name;
+                m_Clip = value;
+            }
+        }
+
+        /// <summary>
+        /// Returns the duration required to play the animation clip exactly once
+        /// </summary>
+        public override double duration
+        {
+            get
+            {
+                double length = TimeUtility.GetAnimationClipLength(clip);
+                if (length < float.Epsilon)
+                    return base.duration;
+                return length;
+            }
+        }
+
+        /// <summary>
+        /// Returns a description of the PlayableOutputs that may be created for this asset.
+        /// </summary>
+        public override IEnumerable<PlayableBinding> outputs
+        {
+            get { yield return AnimationPlayableBinding.Create(name, this); }
+        }
+
+        /// <summary>
+        /// Creates the root of a Playable subgraph to play the animation clip.
+        /// </summary>
+        /// <param name="graph">PlayableGraph that will own the playable</param>
+        /// <param name="go">The gameobject that triggered the graph build</param>
+        /// <returns>The root playable of the subgraph</returns>
+        public override Playable CreatePlayable(PlayableGraph graph, GameObject go)
+        {
+            Playable root = CreatePlayable(graph, m_Clip, position, eulerAngles, removeStartOffset, appliedOffsetMode, applyFootIK, m_Loop);
+
+#if UNITY_EDITOR
+            m_AnimationOffsetPlayable = AnimationOffsetPlayable.Null;
+            if (root.IsValid() && root.IsPlayableOfType<AnimationOffsetPlayable>())
+            {
+                m_AnimationOffsetPlayable = (AnimationOffsetPlayable)root;
+            }
+
+            LiveLink();
+#endif
+
+            return root;
+        }
+
+        internal static Playable CreatePlayable(PlayableGraph graph, AnimationClip clip, Vector3 positionOffset, Vector3 eulerOffset, bool removeStartOffset, AppliedOffsetMode mode, bool applyFootIK, LoopMode loop)
+        {
+            if (clip == null || clip.legacy)
+                return Playable.Null;
+
+
+            var clipPlayable = AnimationClipPlayable.Create(graph, clip);
+            clipPlayable.SetRemoveStartOffset(removeStartOffset);
+            clipPlayable.SetApplyFootIK(applyFootIK);
+            clipPlayable.SetOverrideLoopTime(loop != LoopMode.UseSourceAsset);
+            clipPlayable.SetLoopTime(loop == LoopMode.On);
+
+            Playable root = clipPlayable;
+
+            if (ShouldApplyScaleRemove(mode))
+            {
+                var removeScale = AnimationRemoveScalePlayable.Create(graph, 1);
+                graph.Connect(root, 0, removeScale, 0);
+                removeScale.SetInputWeight(0, 1.0f);
+                root = removeScale;
+            }
+
+            if (ShouldApplyOffset(mode, clip))
+            {
+                var offsetPlayable = AnimationOffsetPlayable.Create(graph, positionOffset, Quaternion.Euler(eulerOffset), 1);
+                graph.Connect(root, 0, offsetPlayable, 0);
+                offsetPlayable.SetInputWeight(0, 1.0F);
+                root = offsetPlayable;
+            }
+
+            return root;
+        }
+
+        private static bool ShouldApplyOffset(AppliedOffsetMode mode, AnimationClip clip)
+        {
+            if (mode == AppliedOffsetMode.NoRootTransform || mode == AppliedOffsetMode.SceneOffsetLegacy)
+                return false;
+
+            return HasRootTransforms(clip);
+        }
+
+        private static bool ShouldApplyScaleRemove(AppliedOffsetMode mode)
+        {
+            return mode == AppliedOffsetMode.SceneOffsetLegacyEditor || mode == AppliedOffsetMode.SceneOffsetLegacy || mode == AppliedOffsetMode.TransformOffsetLegacy;
+        }
+
+#if UNITY_EDITOR
+        public void LiveLink()
+        {
+            if (m_AnimationOffsetPlayable.IsValid())
+            {
+                m_AnimationOffsetPlayable.SetPosition(position);
+                m_AnimationOffsetPlayable.SetRotation(rotation);
+            }
+        }
+
+#endif
+
+        /// <summary>
+        /// Returns the capabilities of TimelineClips that contain a AnimationPlayableAsset
+        /// </summary>
+        public ClipCaps clipCaps
+        {
+            get
+            {
+                var caps = ClipCaps.Extrapolation | ClipCaps.SpeedMultiplier | ClipCaps.Blending;
+                if (m_Clip != null && (m_Loop != LoopMode.Off) && (m_Loop != LoopMode.UseSourceAsset || m_Clip.isLooping))
+                    caps |= ClipCaps.Looping;
+
+                // empty clips don't support clip in. This allows trim operations to simply become move operations
+                if (m_Clip != null && !m_Clip.empty)
+                    caps |= ClipCaps.ClipIn;
+
+                return caps;
+            }
+        }
+
+        /// <summary>
+        /// Resets the offsets to default values
+        /// </summary>
+        public void ResetOffsets()
+        {
+            position = Vector3.zero;
+            eulerAngles = Vector3.zero;
+        }
+
+        /// <inheritdoc/>
+        public void GatherProperties(PlayableDirector director, IPropertyCollector driver)
+        {
+            driver.AddFromClip(m_Clip);
+        }
+
+        internal static bool HasRootTransforms(AnimationClip clip)
+        {
+            if (clip == null || clip.empty)
+                return false;
+
+            return clip.hasRootMotion || clip.hasGenericRootTransform || clip.hasMotionCurves || clip.hasRootCurves;
+        }
+    }
+}

Library/PackageCache/com.unity.timeline@1.5.4/Runtime/Animation/AnimationPlayableAsset.cs.meta

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Library/PackageCache/com.unity.timeline@1.5.4/Runtime/Animation/AnimationPreviewUpdateCallback.cs

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+using System.Collections.Generic;
+using UnityEngine.Animations;
+#if !UNITY_2020_1_OR_NEWER
+using UnityEngine.Experimental.Animations;
+#endif
+
+using UnityEngine.Playables;
+
+namespace UnityEngine.Timeline
+{
+    class AnimationPreviewUpdateCallback : ITimelineEvaluateCallback
+    {
+        AnimationPlayableOutput m_Output;
+        PlayableGraph m_Graph;
+        List<IAnimationWindowPreview> m_PreviewComponents;
+
+        public AnimationPreviewUpdateCallback(AnimationPlayableOutput output)
+        {
+            m_Output = output;
+
+            Playable playable = m_Output.GetSourcePlayable();
+            if (playable.IsValid())
+            {
+                m_Graph = playable.GetGraph();
+            }
+        }
+
+        public void Evaluate()
+        {
+            if (!m_Graph.IsValid())
+                return;
+
+            if (m_PreviewComponents == null)
+                FetchPreviewComponents();
+
+            foreach (var component in m_PreviewComponents)
+            {
+                if (component != null)
+                {
+                    component.UpdatePreviewGraph(m_Graph);
+                }
+            }
+        }
+
+        private void FetchPreviewComponents()
+        {
+            m_PreviewComponents = new List<IAnimationWindowPreview>();
+
+            var animator = m_Output.GetTarget();
+            if (animator == null)
+                return;
+
+            var gameObject = animator.gameObject;
+            m_PreviewComponents.AddRange(gameObject.GetComponents<IAnimationWindowPreview>());
+        }
+    }
+}

Library/PackageCache/com.unity.timeline@1.5.4/Runtime/Animation/AnimationPreviewUpdateCallback.cs.meta

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Library/PackageCache/com.unity.timeline@1.5.4/Runtime/Animation/AnimationTrack.cs.meta

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Library/PackageCache/com.unity.timeline@1.5.4/Runtime/Animation/ICurvesOwner.cs

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+namespace UnityEngine.Timeline
+{
+    interface ICurvesOwner
+    {
+        AnimationClip curves { get; }
+        bool hasCurves { get; }
+        double duration { get; }
+        void CreateCurves(string curvesClipName);
+
+        string defaultCurvesName { get; }
+        Object asset { get; }
+        Object assetOwner { get; }
+        TrackAsset targetTrack { get; }
+    }
+}

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