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

// 同步root motion到角色根节点
[ExecuteInEditMode]
[DisallowMultipleComponent]
public class UnitRootMotion : MonoBehaviour
{
    Transform m_Root;
    Animator m_Animator;

    [HideInInspector]
    public bool applyToRoot = true;

    private void Awake()
    {
        m_Root = transform.parent;
        m_Animator = GetComponent<Animator>();
    }

    void OnAnimatorMove()
    {
        if (m_Animator == null)
            return;
        if (applyToRoot && m_Root)
        {
            m_Root.rotation *= m_Animator.deltaRotation;
            m_Root.position += m_Animator.deltaPosition;
        }
        else
        {
            transform.rotation *= m_Animator.deltaRotation;
            transform.position += m_Animator.deltaPosition;
        }
    }
}