UnityEditor.LayerVisibilityWindow.CalcValidLayers C# (CSharp) Method

        private void CalcValidLayers()
        {
            this.s_LayerNames = new List<string>();
            this.s_LayerMasks = new List<int>();
            this.m_AllLayersMask = 0;
            for (int i = 0; i < 0x20; i++)
            {
                string layerName = InternalEditorUtility.GetLayerName(i);
                if (layerName != string.Empty)
                {
                    this.s_LayerNames.Add(layerName);
                    this.s_LayerMasks.Add(i);
                    this.m_AllLayersMask |= ((int) 1) << i;
                }
            }
        }