UnityEditor.AnimationClipEditor.InitController C# (CSharp) Method

        private void InitController()
        {
            if ((this.m_AvatarPreview != null) && (this.m_AvatarPreview.Animator != null))
            {
                if (this.m_Controller == null)
                {
                    this.m_Controller = new UnityEditor.Animations.AnimatorController();
                    this.m_Controller.pushUndo = false;
                    this.m_Controller.hideFlags = HideFlags.HideAndDontSave;
                    this.m_Controller.AddLayer("preview");
                    this.m_StateMachine = this.m_Controller.layers[0].stateMachine;
                    this.m_StateMachine.pushUndo = false;
                    this.m_StateMachine.hideFlags = HideFlags.HideAndDontSave;
                    if (this.m_ClipInfo != null)
                    {
                        this.InitMask();
                        UnityEditor.Animations.AnimatorControllerLayer[] layers = this.m_Controller.layers;
                        layers[0].avatarMask = this.m_Mask;
                        this.m_Controller.layers = layers;
                    }
                }
                if (this.m_State == null)
                {
                    this.m_State = this.m_StateMachine.AddState("preview");
                    this.m_State.pushUndo = false;
                    UnityEditor.Animations.AnimatorControllerLayer[] layerArray2 = this.m_Controller.layers;
                    this.m_State.motion = this.m_Clip;
                    this.m_Controller.layers = layerArray2;
                    this.m_State.iKOnFeet = this.m_AvatarPreview.IKOnFeet;
                    this.m_State.hideFlags = HideFlags.HideAndDontSave;
                }
                UnityEditor.Animations.AnimatorController.SetAnimatorController(this.m_AvatarPreview.Animator, this.m_Controller);
                if (UnityEditor.Animations.AnimatorController.GetEffectiveAnimatorController(this.m_AvatarPreview.Animator) != this.m_Controller)
                {
                    UnityEditor.Animations.AnimatorController.SetAnimatorController(this.m_AvatarPreview.Animator, this.m_Controller);
                }
            }
        }