unity transform 常用操作

1.寻找物体

1.1 寻找满足条件的子物体

`    public static Transform FindObj(Transform transform, Func<Transform, bool> condition, bool isGrandsonObj = false)
{
Transform[] allChilds = transform.GetComponentsInRealChildren<Transform>(isGrandsonObj); foreach (Transform child in allChilds)
{
if (condition(child))
{
return child;
}
} return transform;
} public static Transform FindObj(Transform transform, string tag, bool isGrandsonObj = false)
{
return FindObj(transform, (t) => t.tag.Equals(tag), isGrandsonObj);
}`

1.2 寻找一组满足条件的子物体

`    public static List<Transform> FindObjs(Transform transform, Func<Transform, bool> condition, bool isGrandsonObj = false)
{
Transform[] allChilds = transform.GetComponentsInRealChildren<Transform>(isGrandsonObj);
List<Transform> list = new List<Transform>(); foreach (Transform child in allChilds)
{
if (condition(child))
{
list.Add(child);
}
}
return list;
} public static List<Transform> FindObjs(Transform transform, string tag, bool isGrandsonObj = false)
{
return FindObjs(transform, (t) => t.tag.Equals(tag), isGrandsonObj);
}`

2. 操作一组物体

2.1 对一组满足条件物体进行操作

`    public static void AddActionObjects(Transform[] transform, Func<Transform, bool> condition, Action<Transform> action)
{
foreach (Transform child in transform)
{
if (condition(child))
{
action(child);
}
}
}`

2.2 常用扩展方法

`    public static void AddActionObjects(Transform[] transform, Action<Transform> action)
{
AddActionObjects(transform, (t) => true, action);
} public static void AddActionObjects(Transform transform, Func<Transform, bool> condition, Action<Transform> action, bool isGrandsonObj = false)
{
Transform[] allChilds = transform.GetComponentsInChildren<Transform>(isGrandsonObj);
AddActionObjects(allChilds, condition, action);
} public static void AddActionObjects(Transform transform, Action<Transform> action, bool isGrandsonObj = false)
{
AddActionObjects(transform, (t) => true, action, isGrandsonObj);
} public static void AddActionObjects(Transform transform, string tag, Action<Transform> action, bool isGrandsonObj = false)
{
AddActionObjects(transform, (t) => t.tag.Equals(tag), action, isGrandsonObj);
}

`

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