UnityEditor.SpriteUtility.AddSpriteAnimationToClip C# (CSharp) Method

        private static void AddSpriteAnimationToClip(AnimationClip newClip, Object[] frames)
        {
            newClip.frameRate = 12f;
            ObjectReferenceKeyframe[] keyframes = new ObjectReferenceKeyframe[frames.Length];
            for (int i = 0; i < keyframes.Length; i++)
            {
                keyframes[i] = new ObjectReferenceKeyframe();
                keyframes[i].value = RemapObjectToSprite(frames[i]);
                keyframes[i].time = ((float) i) / newClip.frameRate;
            }
            EditorCurveBinding binding = EditorCurveBinding.PPtrCurve("", typeof(SpriteRenderer), "m_Sprite");
            AnimationUtility.SetObjectReferenceCurve(newClip, binding, keyframes);
        }

        private static bool CreateAnimation(GameObject gameObject, UnityEngine.Object[] frames)
        {
            Array.Sort <UnityEngine.Object>(frames, (UnityEngine.Object a, UnityEngine.Object b) => EditorUtility.NaturalCompare(a.name, b.name));
            bool result;

            if (!AnimationWindowUtility.EnsureActiveAnimationPlayer(gameObject))
            {
                result = false;
            }
            else
            {
                Animator closestAnimatorInParents = AnimationWindowUtility.GetClosestAnimatorInParents(gameObject.transform);
                if (closestAnimatorInParents == null)
                {
                    result = false;
                }
                else
                {
                    AnimationClip animationClip = AnimationWindowUtility.CreateNewClip(gameObject.name);
                    if (animationClip == null)
                    {
                        result = false;
                    }
                    else
                    {
                        SpriteUtility.AddSpriteAnimationToClip(animationClip, frames);
                        result = AnimationWindowUtility.AddClipToAnimatorComponent(closestAnimatorInParents, animationClip);
                    }
                }
            }
            return(result);
        }