UniVRM-1.x で Play 中に SpringBone パラメータの変更を反映させる

RefreshSBParams.cs

using UnityEngine;
using UniVRM10;

public class RefreshSBParams : MonoBehaviour
{
    public GameObject target;
    public bool updateEveryFrame;
    private Vrm10Instance inst;
    
    // Start is called before the first frame update
    void Start()
    {
        if (target == null)
        {
            target = gameObject;
        }

        inst = target.GetComponent<Vrm10Instance>();
    }

    // Update is called once per frame
    void Update()
    {
        if(updateEveryFrame)
            DoUpdate();
    }

    public void DoUpdate()
    {
        inst.Runtime.ReconstructSpringBone();
    }
}

RefreshSBParamsEditor.cs

using UnityEditor;
using UnityEngine;

[CustomEditor(typeof(RefreshSBParams))]
public class RefreshSBParamsEditor : Editor
{
    /// <summary>
    /// InspectorのGUIを更新
    /// </summary>
    public override void OnInspectorGUI()
    {
        //元のInspector部分を表示
        base.OnInspectorGUI ();

        RefreshSBParams refreshSbParams = target as RefreshSBParams;

        //ボタンを表示
        if (Application.isPlaying && !refreshSbParams.updateEveryFrame 
                                  && GUILayout.Button("Update SpringBone params"))
        {
            refreshSbParams.DoUpdate();
        }  
    }

}