Unity exe去掉边框

using System;
using System.Collections;
using System.Collections.Generic;
using System.Runtime.InteropServices;
using UnityEngine;

public class WindowRemoveBorder : MonoBehaviour {

public Rect screenPosition;

[DllImport("user32.dll")]
static extern IntPtr SetWindowLong(IntPtr hwnd, int _nIndex, int dwNewLong);

[DllImport("user32.dll")]
static extern bool SetWindowPos(IntPtr hWnd, int hWndInserAfter, int X, int Y, int cx, int cy, uint uFlags);

[DllImport("user32.dll")]
static extern IntPtr GetForegroundWindow();

[DllImport("User32.dll", EntryPoint = "GetSystemMetrics")]
public static extern IntPtr GetSystemMetrics(int nIndex);

const int SM_CXSCREEN = 0x00000000;
const int SM_CYSCREEN = 0x00000001;

const uint SWP_SHOWWINDOW = 0x0040;
const int GWL_STYLE = -16;
const int WS_BORDER = 1;
const int WS_POPUP = 0x800000;

void Start()
{
//当前屏幕分辨率
int resWidth = (int)GetSystemMetrics(SM_CXSCREEN);
int resHeight = (int)GetSystemMetrics(SM_CYSCREEN);

//窗体的宽高
screenPosition.width = Screen.width;
screenPosition.height = Screen.height;

//设置窗体的位置
screenPosition.x = resWidth / 2 - screenPosition.width / 2;
screenPosition.y = resHeight / 2 - screenPosition.height / 2;

//将网上的WS_BORDER替换成WS_POPUP
SetWindowLong(GetForegroundWindow(), GWL_STYLE, WS_POPUP);

bool result = SetWindowPos(GetForegroundWindow(), 0, (int)screenPosition.x, (int)screenPosition.y, (int)screenPosition.width, (int)screenPosition.height, SWP_SHOWWINDOW);
}
}