ArticulationBody.GetRelativePointVelocity

描述

相对于关节体在点 relativePoint 处的速度。

获取相对于关节体在指定 relativePoint 处的速度。

using UnityEngine;
using System.Collections;

public class ExampleClass : MonoBehaviour
{
    public ArticulationBody ab;

    void Start()
    {
        ab = GetComponent<ArticulationBody>();
    }

    // Get the velocity of a wheel, specified by its position in local space.
    // This method assumes that the wheel is a child of the ArticulationBody, or that the wheel translates relative to the ArticulationBody.
    Vector3 CalcWheelVelocity(Vector3 localWheelPos)
    {
        return ab.GetRelativePointVelocity(localWheelPos);
    }
}