UnityEditor.BlendTreeInspector.AddBlendTreeCallback C# (CSharp) Method

        private void AddBlendTreeCallback()
        {
            BlendTree tree = this.m_BlendTree.CreateBlendTreeChild((float) 0f);
            int length = this.m_BlendTree.children.Length;
            if (currentController != null)
            {
                tree.blendParameter = this.m_BlendTree.blendParameter;
                this.m_BlendTree.SetDirectBlendTreeParameter(length - 1, currentController.GetDefaultBlendTreeParameter());
            }
            this.SetNewThresholdAndPosition(length - 1);
            this.m_ReorderableList.index = this.m_Childs.arraySize - 1;
        }