ryotamurohoshi / unilinq Goto Github PK

using System;
using System.Collections.Generic;
using UniLinq;
using UnityEngine;

public static class UniLinqTest
{
    public static IEnumerable<T> GetComponentsTopDown<T>(GameObject gameObject, bool includeInactive)
        where T : Component
    {
        return gameObject.GetComponentsInChildren<T>(includeInactive)
            .OrderBy(x =>
                x == null ? int.MinValue : GetDepthLevel(x.transform));
    }

    static int GetDepthLevel(Transform transform)
    {
        if (transform == null)
        {
            return 0;
        }

        return 1 + GetDepthLevel(transform.parent);
    }
}