『ReplaceToTextMeshPro.cs』VCI用にTextコンポートをTextMeshProコンポーネントへ簡易的に置き換えます。シーン内のオブジェクトを選択してからコンテキストメニューの UnityEditorScripts メニュー内から使用できます。 https://pokemori.booth.pm/items/2662865

ReplaceToTextMeshPro.cs

using System.Linq;
using System.Text.RegularExpressions;
using UnityEngine;
using UnityEngine.UI;
using UnityEditor;
using TMPro;

namespace Esperecyan.Unity.ReplaceToTextMeshPro
{
    /// <summary>
    /// VCI用にTextコンポートをTextMeshProコンポーネントへ簡易的に置き換えます。
    /// </summary>
    /// <remarks>
    /// 動作確認バージョン: Unity 2018.4.20f1, TextMesh Pro 1.4.1
    /// SPDX-License-Identifier: MPL-2.0
    ///     (Mozilla Public License 2.0) <https://spdx.org/licenses/MPL-2.0.html>
    /// Author: 100の人
    /// 配布元: <https://gist.github.com/esperecyan/>
    /// </remarks>
    public class ReplaceToTextMeshPro
    {
        /// <summary>
        /// VCIで使用される「Assets/Fonts/NotoSansCJK-Bold_SDF.asset」のGUID。
        /// </summary>
        /// <remarks>
        /// フォントに関して | VCI Text (TextMeshPro) | バーチャルキャスト公式Wiki
        /// https://virtualcast.jp/wiki/doku.php?id=vci:sdk:text:introduction#%E3%83%95%E3%82%A9%E3%83%B3%E3%83%88%E3%81%AB%E9%96%A2%E3%81%97%E3%81%A6
        /// </remarks>
        private static readonly string VCIFontAssetGUID = "9da32abc4280dd3488ba8ae9c73d2fcc";

        /// <summary>
        /// 追加するメニューアイテムの、「UnityEditorScripts」メニュー内の位置。
        /// </summary>
        private const int Priority = 22;

        [MenuItem("GameObject/UnityEditorScripts/オブジェクト内のTextコンポーネントをText Mesh Proへ置換する", false, ReplaceToTextMeshPro.Priority)]
        private static void Replace()
        {
            var font = AssetDatabase
                .LoadAssetAtPath<TMP_FontAsset>(AssetDatabase.GUIDToAssetPath(ReplaceToTextMeshPro.VCIFontAssetGUID));

            foreach (var text
                in Selection.transforms.SelectMany(transform => transform.GetComponentsInChildren<Text>(true)))
            {
                var tmpText = Object.Instantiate(text);
                var gameObject = text.gameObject;
                Undo.DestroyObjectImmediate(text);
                var textMeshPro = Undo.AddComponent<TextMeshPro>(gameObject);

                try
                {
                    textMeshPro.font = font;
                }
                catch (System.NullReferenceException)
                {
                    // 原因不明の例外を抑制
                }
                textMeshPro.text = tmpText.text;
                textMeshPro.fontStyle = ReplaceToTextMeshPro.ToFontStyles(tmpText.fontStyle);
                textMeshPro.enableAutoSizing = tmpText.resizeTextForBestFit;
                textMeshPro.color = tmpText.color;
                textMeshPro.alignment = ReplaceToTextMeshPro.ToTextAlignmentOptions(tmpText.alignment);
                textMeshPro.enableWordWrapping = tmpText.horizontalOverflow == HorizontalWrapMode.Wrap;
                textMeshPro.richText = tmpText.supportRichText;

                // 拡大/縮小のリセット
                var globalScaleX = gameObject.transform.lossyScale.x;
                gameObject.transform.localScale = new Vector3(1 / globalScaleX, 1 / globalScaleX, 1 / globalScaleX);
                textMeshPro.rectTransform.sizeDelta = tmpText.rectTransform.sizeDelta * globalScaleX;
                textMeshPro.fontSize = 1;
                if (textMeshPro.richText)
                {
                    textMeshPro.text = Regex.Replace(textMeshPro.text, "<size=[0-9]+>", "<size=1>");
                }

                EditorUtility.SetDirty(textMeshPro);
                Object.DestroyImmediate(tmpText.gameObject);
            }
        }

        private static FontStyles ToFontStyles(FontStyle fontStyle)
        {
            switch (fontStyle)
            {
                case FontStyle.Bold:
                    return FontStyles.Bold;
                case FontStyle.Italic:
                    return FontStyles.Italic;
                case FontStyle.BoldAndItalic:
                    return FontStyles.Bold | FontStyles.Italic;
                default:
                    return FontStyles.Normal;
            }
        }

        private static TextAlignmentOptions ToTextAlignmentOptions(TextAnchor textAnchor)
        {
            switch (textAnchor)
            {
                case TextAnchor.UpperCenter:
                    return TextAlignmentOptions.Top;
                case TextAnchor.UpperRight:
                    return TextAlignmentOptions.TopRight;
                case TextAnchor.MiddleLeft:
                    return TextAlignmentOptions.MidlineLeft;
                case TextAnchor.MiddleCenter:
                    return TextAlignmentOptions.Midline;
                case TextAnchor.MiddleRight:
                    return TextAlignmentOptions.MidlineRight;
                case TextAnchor.LowerLeft:
                    return TextAlignmentOptions.BottomLeft;
                case TextAnchor.LowerCenter:
                    return TextAlignmentOptions.Bottom;
                case TextAnchor.LowerRight:
                    return TextAlignmentOptions.BottomRight;
                default:
                    return TextAlignmentOptions.TopLeft;
            }
        }
    }
}

ReplaceToTextMeshPro.cs.meta

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