UnityEditor.TerrainInspector.AspectSelectionGrid C# (CSharp) Method

        public static int AspectSelectionGrid(int selected, Texture[] textures, int approxSize, GUIStyle style, string emptyString, out bool doubleClick)
        {
            GUILayoutOption[] options = new GUILayoutOption[] { GUILayout.MinHeight(10f) };
            GUILayout.BeginVertical("box", options);
            int num = 0;
            doubleClick = false;
            if (textures.Length != 0)
            {
                float num2 = (EditorGUIUtility.currentViewWidth - 20f) / ((float) approxSize);
                int num3 = (int) Mathf.Ceil(((float) textures.Length) / num2);
                Rect aspectRect = GUILayoutUtility.GetAspectRect(num2 / ((float) num3));
                Event current = Event.current;
                if (((current.type == EventType.MouseDown) && (current.clickCount == 2)) && aspectRect.Contains(current.mousePosition))
                {
                    doubleClick = true;
                    current.Use();
                }
                num = GUI.SelectionGrid(aspectRect, selected, textures, Mathf.RoundToInt(EditorGUIUtility.currentViewWidth - 20f) / approxSize, style);
            }
            else
            {
                GUILayout.Label(emptyString, new GUILayoutOption[0]);
            }
            GUILayout.EndVertical();
            return num;
        }