Rigidbody.useGravity

Description

控制重力是否影响该刚体。

如果设置为 false，则刚体将呈现失重状态。

using UnityEngine;
using System.Collections;

public class ExampleClass : MonoBehaviour {
    public Collider coll;
    void Start() {
        coll = GetComponent<Collider>();
        coll.isTrigger = true;
    }
    void OnTriggerEnter(Collider other) {
        if (other.attachedRigidbody)
            other.attachedRigidbody.useGravity = false;
        
    }
}