Inital commit

1 files changed, 302 insertions, 0 deletions

diff --git a/Library/PackageCache/com.unity.timeline@1.2.13/Editor/Animation/CurvesProxy.cs b/Library/PackageCache/com.unity.timeline@1.2.13/Editor/Animation/CurvesProxy.cs
new file mode 100644
index 0000000..ce17112
--- /dev/null
+++ b/Library/PackageCache/com.unity.timeline@1.2.13/Editor/Animation/CurvesProxy.cs
@@ -0,0 +1,302 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using JetBrains.Annotations;
+using UnityEngine;
+using UnityEngine.Timeline;
+using UnityObject = UnityEngine.Object;
+
+namespace UnityEditor.Timeline
+{
+    class CurvesProxy : ICurvesOwner
+    {
+        public AnimationClip curves
+        {
+            get { return proxyCurves != null ? proxyCurves : m_OriginalOwner.curves; }
+        }
+
+        public bool hasCurves
+        {
+            get { return m_IsAnimatable || m_OriginalOwner.hasCurves; }
+        }
+
+        public double duration
+        {
+            get { return m_OriginalOwner.duration; }
+        }
+
+        public string defaultCurvesName
+        {
+            get { return m_OriginalOwner.defaultCurvesName; }
+        }
+
+        public UnityObject asset
+        {
+            get { return m_OriginalOwner.asset; }
+        }
+
+        public UnityObject assetOwner
+        {
+            get { return m_OriginalOwner.assetOwner; }
+        }
+
+        public TrackAsset targetTrack
+        {
+            get { return m_OriginalOwner.targetTrack; }
+        }
+
+        readonly ICurvesOwner m_OriginalOwner;
+        readonly bool m_IsAnimatable;
+        readonly Dictionary<EditorCurveBinding, SerializedProperty> m_PropertiesMap = new Dictionary<EditorCurveBinding, SerializedProperty>();
+        int m_ProxyIsRebuilding = 0;
+
+        AnimationClip m_ProxyCurves;
+        AnimationClip proxyCurves
+        {
+            get
+            {
+                if (!m_IsAnimatable) return null;
+
+                if (m_ProxyCurves == null)
+                    RebuildProxyCurves();
+
+                return m_ProxyCurves;
+            }
+        }
+
+        List<SerializedProperty> m_AllAnimatableParameters;
+        List<SerializedProperty> allAnimatableParameters
+        {
+            get
+            {
+                var so = AnimatedParameterUtility.GetSerializedPlayableAsset(m_OriginalOwner.asset);
+                if (so == null)
+                    return null;
+
+                so.UpdateIfRequiredOrScript();
+
+                if (m_AllAnimatableParameters == null)
+                    m_AllAnimatableParameters = m_OriginalOwner.GetAllAnimatableParameters().ToList();
+
+                return m_AllAnimatableParameters;
+            }
+        }
+
+        public CurvesProxy([NotNull] ICurvesOwner originalOwner)
+        {
+            m_OriginalOwner = originalOwner;
+            m_IsAnimatable = originalOwner.HasAnyAnimatableParameters();
+
+            RebuildProxyCurves();
+        }
+
+        public void CreateCurves(string curvesClipName)
+        {
+            m_OriginalOwner.CreateCurves(curvesClipName);
+        }
+
+        public void ConfigureCurveWrapper(CurveWrapper wrapper)
+        {
+            var color = CurveUtility.GetPropertyColor(wrapper.binding.propertyName);
+            wrapper.color = color;
+
+            float h, s, v;
+            Color.RGBToHSV(color, out h, out s, out v);
+            wrapper.wrapColorMultiplier = Color.HSVToRGB(h, s * 0.33f, v * 1.15f);
+
+            var curve = AnimationUtility.GetEditorCurve(proxyCurves, wrapper.binding);
+
+            wrapper.renderer = new NormalCurveRenderer(curve);
+
+            // Use curve length instead of animation clip length
+            wrapper.renderer.SetCustomRange(0.0f, curve.keys.Last().time);
+        }
+
+        public void RebuildCurves()
+        {
+            RebuildProxyCurves();
+        }
+
+        public void UpdateCurves(List<CurveWrapper> updatedCurves)
+        {
+            if (m_ProxyIsRebuilding > 0)
+                return;
+
+            Undo.RegisterCompleteObjectUndo(m_OriginalOwner.asset, "Edit Clip Curve");
+
+            if (m_OriginalOwner.curves != null)
+                Undo.RegisterCompleteObjectUndo(m_OriginalOwner.curves, "Edit Clip Curve");
+
+            foreach (var curve in updatedCurves)
+            {
+                UpdateCurve(curve.binding, curve.curve);
+            }
+
+            AnimatedParameterUtility.UpdateSerializedPlayableAsset(m_OriginalOwner.asset);
+        }
+
+        void UpdateCurve(EditorCurveBinding binding, AnimationCurve curve)
+        {
+            ApplyConstraints(binding, curve);
+
+            if (curve.length == 0)
+            {
+                HandleAllKeysDeleted(binding);
+            }
+            else if (curve.length == 1)
+            {
+                HandleConstantCurveValueChanged(binding, curve);
+            }
+            else
+            {
+                HandleCurveUpdated(binding, curve);
+            }
+        }
+
+        void ApplyConstraints(EditorCurveBinding binding, AnimationCurve curve)
+        {
+            if (curve.length == 0)
+                return;
+
+            var curveUpdated = false;
+
+            var property = m_PropertiesMap[binding];
+            if (property.propertyType == SerializedPropertyType.Boolean)
+            {
+                TimelineAnimationUtilities.ConstrainCurveToBooleanValues(curve);
+                curveUpdated = true;
+            }
+            else
+            {
+                var range = AnimatedParameterUtility.GetAttributeForProperty<RangeAttribute>(property);
+                if (range != null)
+                {
+                    TimelineAnimationUtilities.ConstrainCurveToRange(curve, range.min, range.max);
+                    curveUpdated = true;
+                }
+            }
+
+            if (!curveUpdated)
+                return;
+
+            using (new RebuildGuard(this))
+            {
+                AnimationUtility.SetEditorCurve(m_ProxyCurves, binding, curve);
+            }
+        }
+
+        void HandleCurveUpdated(EditorCurveBinding binding, AnimationCurve updatedCurve)
+        {
+            if (!m_OriginalOwner.hasCurves)
+                m_OriginalOwner.CreateCurves(null);
+
+            AnimationUtility.SetEditorCurve(m_OriginalOwner.curves, binding, updatedCurve);
+        }
+
+        void HandleConstantCurveValueChanged(EditorCurveBinding binding, AnimationCurve updatedCurve)
+        {
+            var prop = m_PropertiesMap[binding];
+            if (prop == null)
+                return;
+
+            Undo.RegisterCompleteObjectUndo(prop.serializedObject.targetObject, "Edit Clip Curve");
+            prop.serializedObject.UpdateIfRequiredOrScript();
+            CurveEditUtility.SetFromKeyValue(prop, updatedCurve.keys[0].value);
+            prop.serializedObject.ApplyModifiedProperties();
+        }
+
+        void HandleAllKeysDeleted(EditorCurveBinding binding)
+        {
+            if (m_OriginalOwner.hasCurves)
+            {
+                // Remove curve from original asset
+                AnimationUtility.SetEditorCurve(m_OriginalOwner.curves, binding, null);
+                m_OriginalOwner.SanitizeCurvesData();
+            }
+
+            // Ensure proxy still has constant value
+            RebuildProxyCurves();
+        }
+
+        void RebuildProxyCurves()
+        {
+            if (!m_IsAnimatable)
+                return;
+
+            using (new RebuildGuard(this))
+            {
+                if (m_ProxyCurves == null)
+                {
+                    m_ProxyCurves = new AnimationClip
+                    {
+                        legacy = true,
+                        name = "Constant Curves",
+                        hideFlags = HideFlags.HideAndDontSave,
+                        frameRate = m_OriginalOwner.targetTrack.timelineAsset == null
+                            ? TimelineAsset.EditorSettings.kDefaultFps
+                            : m_OriginalOwner.targetTrack.timelineAsset.editorSettings.fps
+                    };
+                }
+                else
+                {
+                    m_ProxyCurves.ClearCurves();
+                }
+
+                m_OriginalOwner.SanitizeCurvesData();
+                AnimatedParameterUtility.UpdateSerializedPlayableAsset(m_OriginalOwner.asset);
+
+                foreach (var param in allAnimatableParameters)
+                    CreateProxyCurve(param, m_ProxyCurves, m_OriginalOwner.asset, param.propertyPath);
+
+                AnimationClipCurveCache.Instance.GetCurveInfo(m_ProxyCurves).dirty = true;
+            }
+        }
+
+        void CreateProxyCurve(SerializedProperty prop, AnimationClip clip, UnityObject owner, string propertyName)
+        {
+            var binding = AnimatedParameterUtility.GetCurveBinding(owner, propertyName);
+
+            var originalCurve = m_OriginalOwner.hasCurves
+                ? AnimationUtility.GetEditorCurve(m_OriginalOwner.curves, binding)
+                : null;
+
+            if (originalCurve != null)
+            {
+                AnimationUtility.SetEditorCurve(clip, binding, originalCurve);
+            }
+            else
+            {
+                var curve = new AnimationCurve();
+
+                CurveEditUtility.AddKeyFrameToCurve(
+                    curve, 0.0f, clip.frameRate, CurveEditUtility.GetKeyValue(prop),
+                    prop.propertyType == SerializedPropertyType.Boolean);
+
+                AnimationUtility.SetEditorCurve(clip, binding, curve);
+            }
+
+            m_PropertiesMap[binding] = prop;
+        }
+
+        struct RebuildGuard : IDisposable
+        {
+            CurvesProxy m_Owner;
+            AnimationUtility.OnCurveWasModified m_Callback;
+
+            public RebuildGuard(CurvesProxy owner)
+            {
+                m_Callback = AnimationUtility.onCurveWasModified;
+                AnimationUtility.onCurveWasModified = null;
+                m_Owner = owner;
+                m_Owner.m_ProxyIsRebuilding++;
+            }
+
+            public void Dispose()
+            {
+                AnimationUtility.onCurveWasModified = m_Callback;
+                m_Owner.m_ProxyIsRebuilding--;
+                m_Owner = null;
+            }
+        }
+    }
+}