3D.ru

using UnityEngine;
using UnityEditor;

public class TestGameView : ScriptableObject {

        [MenuItem("Test/GameViewSize")]
        static void Init() {
                Debug.Log(GetCurrentGameViewSize().ToString());
        }

        static Vector2 GetCurrentGameViewSize() {
                System.Type gameViewType = System.Type.GetType("UnityEditor.GameView,UnityEditor");
                System.Reflection.MethodInfo GetMainGameView = gameViewType.GetMethod("GetMainGameView", System.Reflection.BindingFlags.Static | System.Reflection.BindingFlags.Public | System.Reflection.BindingFlags.NonPublic);
                object mainGameViewInst = GetMainGameView.Invoke(null, null);
                if (mainGameViewInst != null) {
                        System.Reflection.PropertyInfo currentGameViewSize = gameViewType.GetProperty("currentGameViewSize",
                                System.Reflection.BindingFlags.Instance | System.Reflection.BindingFlags.Public |
                                System.Reflection.BindingFlags.NonPublic);
                        object gameViewSize = currentGameViewSize.GetValue(mainGameViewInst, null);
                        System.Type gameViewSizeType = gameViewSize.GetType();
                        int width = (int)gameViewSizeType.GetProperty("width").GetValue(gameViewSize, null);
                        int height = (int)gameViewSizeType.GetProperty("height").GetValue(gameViewSize, null);
                        return new Vector2(width, height);
                } else {
                        Debug.LogWarning("mainGameViewInst = null");
                        return new Vector2(0, 0);
                }
        }
}