GenerateAvatarMaskFromHierarchy.cs

/*
 *  The MIT License
 *
 *  Copyright 2022 whiteflare.
 *
 *  Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation files (the "Software"),
 *  to deal in the Software without restriction, including without limitation the rights to use, copy, modify, merge, publish, distribute, sublicense,
 *  and/or sell copies of the Software, and to permit persons to whom the Software is furnished to do so, subject to the following conditions:
 *
 *  The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software.
 *
 *  THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 *  FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
 *  IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
 *  TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
 */

using UnityEngine;
using UnityEditor;

namespace WF.Utillty
{
    public class GenerateAvatarMaskFromHierarchy
    {
        [MenuItem("GameObject/Generate AvatarMask", validate = true)]
        public static bool IsValid()
        {
            return Selection.GetFiltered<Transform>(SelectionMode.TopLevel).Length != 0;
        }

        [MenuItem("GameObject/Generate AvatarMask", priority = 10)]
        public static void Execute()
        {
            var path = EditorUtility.SaveFilePanelInProject("Save AvatarMask", "New Avatar Mask", "mask", "");
            if (string.IsNullOrWhiteSpace(path))
            {
                return;
            }

            var result = new AvatarMask();
            foreach (var t in Selection.GetFiltered<Transform>(SelectionMode.TopLevel))
            {
                result.AddTransformPath(t, true);
            }
            AssetDatabase.CreateAsset(result, path);
        }
    }
}