smart-bow-infrared/Assets/SmartBow/Scripts/AdaptUI/GameViewSizeHelper.cs

using UnityEngine;

#if UNITY_EDITOR
using UnityEditor;
#endif
namespace AdaptUI
{
    public static class GameViewSizeHelper
    {
        public static Vector2 GetGameViewSize()
        {
#if UNITY_EDITOR
            return GetGameViewSize_Editor();
#else
        return new Vector2(Screen.width, Screen.height); // 运行时使用 Screen 分辨率
#endif
        }

#if UNITY_EDITOR
        // private static Vector2 GetGameViewSize_Editor()
        // {
        //     System.Type gameViewType = System.Type.GetType("UnityEditor.GameView,UnityEditor");
        //     var gameView = EditorWindow.GetWindow(gameViewType);
        //     var gameViewSize = gameView.position.size; // 获取 Game 视图窗口大小
        //     return new Vector2(gameViewSize.x, gameViewSize.y);
        // }

        public static Vector2 GetGameViewSize_Editor()
        {
            return Handles.GetMainGameViewSize();
        }
#endif
    }
}