Oculus Rift test window for Unity

using UnityEngine;
using UnityEditor;

//Version 0.2 | s.b.Newsom Edition

//Source from http://answers.unity3d.com/questions/179775/game-window-size-from-editor-window-in-editor-mode.html
//Modified by seieibob for use at the Virtual Environment and Multimodal Interaction Lab at the University of Maine.
//Use however you'd like!

//Modified by sbNewsom. Like it is said above, use as you like! If you're interested in my work, check out:
//http://www.sbnewsom.com

/// <summary>
/// Displays a popup window that undocks, repositions and resizes the game window according to
/// what is specified by the user in the popup. Offsets are applied to ensure screen borders are not shown.
/// </summary>
public class GameWindowMover: EditorWindow {

    //The size of the toolbar above the game view, excluding the OS border.
    private int tabHeight = 22;

    private bool toggle = true;

    //Get the size of the window borders. Changes depending on the OS.
    #if UNITY_STANDALONE_WIN
    //Windows settings
    private int osBorderWidth = 5;
    #elif UNITY_STANDALONE_OSX
    //Mac settings (untested)
    private int osBorderWidth = 0; //OSX windows are borderless.
    #else
    //Linux / other platform; sizes change depending on the variant you're running
    private int osBorderWidth = 5;
    #endif

    //Desired window resolution
    private Vector2 gameSize = new Vector2(1280, 800);
    //Desired window position
    private Vector2 gamePosition = new Vector2(0, 0);

    //Tells the script to use the default resolution specified in the player settings.
    private bool usePlayerSettingsResolution = false;

    //For those that duplicate screen
    private bool useDesktopResolution = false;

    //Shows the popup
    [MenuItem ("Window/Rift VR Game Mode")]
    static void OpenPopup() {
        GameWindowMover window = (GameWindowMover)(EditorWindow.GetWindow(typeof(GameWindowMover)));
        //Set popup window properties
        Vector2 popupSize = new Vector2(300, 140);
        //When minSize and maxSize are the same, no OS border is applied to the window.
        window.minSize = popupSize;
        window.maxSize = popupSize;
        window.title = "RiftMode";
        window.ShowPopup();
    }

    //Returns the current game view as an EditorWindow object.
    public static EditorWindow GetMainGameView(){
        //Creates a game window. Only works if there isn't one already.
        EditorApplication.ExecuteMenuItem("Window/Game");

        System.Type T = System.Type.GetType("UnityEditor.GameView,UnityEditor");
        System.Reflection.MethodInfo GetMainGameView = T.GetMethod("GetMainGameView",System.Reflection.BindingFlags.NonPublic | System.Reflection.BindingFlags.Static);
        System.Object Res = GetMainGameView.Invoke(null,null);
        return (EditorWindow)Res;
    }

    void OnGUI(){

        EditorGUILayout.Space();

if(useDesktopResolution){
            gameSize = new Vector2(Screen.currentResolution.width, Screen.currentResolution.height);
        }

    GUILayout.Label("Rift Game Mode is now activated. ");

        GUILayout.Label("Don't close this panel to keep script in effect.");
    }
    void Update() {
        if(Application.isPlaying){
            MoveGameWindow();
            toggle = true;
        } else {
            if(toggle){
                CloseGameWindow();
                toggle = false;
            }
        }



    }

    void MoveGameWindow(){
        EditorWindow gameView = GetMainGameView();
        gameView.title = "Game (Oculus Rift)";
        //When minSize and maxSize are the same, no OS border is applied to the window.
        gameView.minSize = new Vector2(gameSize.x, gameSize.y + tabHeight - osBorderWidth);
        gameView.maxSize = gameView.minSize;
        Rect newPos = new Rect(gamePosition.x, gamePosition.y - tabHeight, gameSize.x, gameSize.y + tabHeight - osBorderWidth);
        gameView.position = newPos;
        gameView.ShowPopup();
    }

    void CloseGameWindow(){
        EditorWindow gameView = GetMainGameView();
        gameView.Close();
    }

}