// --------------------------------------------------------------
        // Action Fields
        // --------------------------------------------------------------

        /// <summary>
        /// Get a layer mask.
        /// </summary>
        /// <param name="title">Title for action field.</param>
        /// <param name="actionParams">Action field parameters.</param>
        /// <param name="actionField">Action field.</param>
        /// <param name="titleToLeft">Show the title on the left?</param>
        public static void BuildField(string title, HeroActionParams actionParams, HeroActionField actionField, bool titleToLeft = false)
        {
            // create the fields
            LayerMaskValueData data = CreateFieldData(title, actionField, actionParams.heroObject);

            //-----------------------------------------
            // Display this title above the field
            //-----------------------------------------
            if (data.title != "" && !titleToLeft)
            {
                SimpleLayout.Label(data.title);
            }
            SimpleLayout.BeginHorizontal();
            if (data.title != "" && titleToLeft)
            {
                SimpleLayout.Label(data.title);
            }

            //-----------------------------------------
            // Get the bool list you want to work with.
            // The bool list is in hero object editor > Variables
            //-----------------------------------------
            data.fieldValue = SimpleLayout.LayerMaskField(data.fieldValue, 200);

            //-----------------------------------------
            // assign values back to hero object fields
            //-----------------------------------------
            actionField.ints[0] = data.fieldValue;

            //-----------------------------------------
            // Visual stuff
            //-----------------------------------------
            SimpleLayout.Space();
            SimpleLayout.EndHorizontal();
        }