Inital commit

1 files changed, 58 insertions, 0 deletions

diff --git a/Library/PackageCache/com.unity.timeline@1.2.13/Editor/inspectors/BuiltInCurvePresets.cs b/Library/PackageCache/com.unity.timeline@1.2.13/Editor/inspectors/BuiltInCurvePresets.cs
new file mode 100644
index 0000000..2e5c8cf
--- /dev/null
+++ b/Library/PackageCache/com.unity.timeline@1.2.13/Editor/inspectors/BuiltInCurvePresets.cs
@@ -0,0 +1,58 @@
+using UnityEngine;
+
+namespace UnityEditor.Timeline
+{
+    // Preset libraries
+    static class BuiltInPresets
+    {
+        static CurvePresetLibrary s_BlendInPresets;
+        static CurvePresetLibrary s_BlendOutPresets;
+
+        internal static CurvePresetLibrary blendInPresets
+        {
+            get
+            {
+                if (s_BlendInPresets == null)
+                {
+                    s_BlendInPresets = ScriptableObject.CreateInstance<CurvePresetLibrary>();
+                    s_BlendInPresets.Add(new AnimationCurve(CurveEditorWindow.GetConstantKeys(1f)), "None");
+                    s_BlendInPresets.Add(new AnimationCurve(CurveEditorWindow.GetLinearKeys()), "Linear");
+                    s_BlendInPresets.Add(new AnimationCurve(CurveEditorWindow.GetEaseInKeys()), "EaseIn");
+                    s_BlendInPresets.Add(new AnimationCurve(CurveEditorWindow.GetEaseOutKeys()), "EaseOut");
+                    s_BlendInPresets.Add(new AnimationCurve(CurveEditorWindow.GetEaseInOutKeys()), "EaseInOut");
+                }
+                return s_BlendInPresets;
+            }
+        }
+
+        internal static CurvePresetLibrary blendOutPresets
+        {
+            get
+            {
+                if (s_BlendOutPresets == null)
+                {
+                    s_BlendOutPresets = ScriptableObject.CreateInstance<CurvePresetLibrary>();
+                    s_BlendOutPresets.Add(new AnimationCurve(CurveEditorWindow.GetConstantKeys(1f)), "None");
+                    s_BlendOutPresets.Add(ReverseCurve(new AnimationCurve(CurveEditorWindow.GetLinearKeys())), "Linear");
+                    s_BlendOutPresets.Add(ReverseCurve(new AnimationCurve(CurveEditorWindow.GetEaseInKeys())), "EaseIn");
+                    s_BlendOutPresets.Add(ReverseCurve(new AnimationCurve(CurveEditorWindow.GetEaseOutKeys())), "EaseOut");
+                    s_BlendOutPresets.Add(ReverseCurve(new AnimationCurve(CurveEditorWindow.GetEaseInOutKeys())), "EaseInOut");
+                }
+                return s_BlendOutPresets;
+            }
+        }
+
+        static AnimationCurve ReverseCurve(AnimationCurve curve)
+        {
+            Keyframe[] keys = curve.keys;
+            for (int i = 0; i < keys.Length; i++)
+            {
+                keys[i].value = 1 - keys[i].value;
+                keys[i].inTangent *= -1;
+                keys[i].outTangent *= -1;
+            }
+            curve.keys = keys;
+            return curve;
+        }
+    }
+}