private static UndoPropertyModification[] FilterRotationModifications(IAnimationRecordingState state, ref Dictionary <object, AnimationRecording.RotationModification> rotationModifications)
{
AnimationClip activeAnimationClip = state.activeAnimationClip;
GameObject activeRootGameObject = state.activeRootGameObject;
List <object> list = new List <object>();
List <UndoPropertyModification> list2 = new List <UndoPropertyModification>();
foreach (KeyValuePair <object, AnimationRecording.RotationModification> current in rotationModifications)
{
AnimationRecording.RotationModification value = current.Value;
if (state.DiscardModification(value.lastQuatModification.currentValue))
{
AnimationRecording.DiscardRotationModification(value, ref list2);
list.Add(current.Key);
}
else
{
EditorCurveBinding editorCurveBinding = default(EditorCurveBinding);
if (AnimationUtility.PropertyModificationToEditorCurveBinding(value.lastQuatModification.currentValue, activeRootGameObject, out editorCurveBinding) == null)
{
AnimationRecording.DiscardRotationModification(value, ref list2);
list.Add(current.Key);
}
}
}
foreach (object current2 in list)
{
rotationModifications.Remove(current2);
}
return(list2.ToArray());
}
