我想知道如何获得此函数在 Unity 2018.3 中提供的相同结果,但它尚不可用:
https://docs.unity3d.com/2019.1/Documentation/ScriptReference/Collider2D.ClosestPoint.html
最佳答案
我今天遇到了这个问题,我也在用2018.3。这是一个替代 collider2D.ClosestPoint 的辅助函数。根据需要编辑碰撞体。
public static class Collider2DExtension
{
/// <summary>
/// Return the closest point on a Collider2D relative to point
/// </summary>
public static Vector2 ClosestPoint(this Collider2D col, Vector2 point)
{
GameObject go = new GameObject("tempCollider");
go.transform.position = point;
CircleCollider2D c = go.AddComponent<CircleCollider2D>();
c.radius = 0.1f;
ColliderDistance2D dist = col.Distance(c);
Object.Destroy(go);
return dist.pointA;
}
}
来源于此线程:https://forum.unity.com/threads/get-closest-point-of-collider2d.225120/
关于c# - 获取对撞机中的最近点,我们在Stack Overflow上找到一个类似的问题: https://stackoverflow.com/questions/56611722/