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Web_UI插件下载安装：
- https://github.com/tracerinteractive/UnrealEngine/releases
下载对应Ue版本的Web_UI插件以及相关的Json、Http库；
- 将插件安装到引擎根目录
Ue链接Web：
- 在项目中启用插件并重启项目；
- 创建基于Web的用户界面Umg_Web;
添加Web_Interface网页控件，提升为变量并设置不透明度；
- 在玩家控制器中创建Umg_Web控件并添加到视口；
获取控件中的Web_Interface变量绑定On Interface 事件；
加载网页；
- 测试用的网页代码：
<html> <head> <!--网页编码方式--> <meta charset="UTF-8"> <!--前端和Ue通信--> <script src="https://code.jquery.com/jquery-2.2.4.min.js"> </script> <!--Ue和前端通信JS代码--> <script> "object" != typeof ue && (ue = {}), uuidv4 = function () { return "10000000-1000-4000-8000-100000000000".replace(/[018]/g, function (t) { return (t ^ crypto.getRandomValues(new Uint8Array(1))[0] & 15 >> t / 4).toString(16) }) }, ue5 = function (r) { return "object" != typeof ue.interface || "function" != typeof ue.interface.broadcast ? (ue.interface = {}, function (t, e, n, o) { var u, i; "string" == typeof t && ("function" == typeof e && (o = n, n = e, e = null), u = [t, "", r(n, o)], void 0 !== e && (u[1] = e), i = encodeURIComponent(JSON.stringify(u)), "object" == typeof history && "function" == typeof history.pushState ? (history.pushState({}, "", "#" + i), history.pushState({}, "", "#" + encodeURIComponent("[]"))) : (document.location.hash = i, document.location.hash = encodeURIComponent("[]"))) }) : (i = ue.interface, ue.interface = {}, function (t, e, n, o) { var u; "string" == typeof t && ("function" == typeof e && (o = n, n = e, e = null), u = r(n, o), void 0 !== e ? i.broadcast(t, JSON.stringify(e), u) : i.broadcast(t, "", u)) }); var i }(function (t, e) { if ("function" != typeof t) return ""; var n = uuidv4(); return ue.interface[n] = t, setTimeout(function () { delete ue.interface[n] }, 1e3 * Math.max(1, parseInt(e) || 0)), n }); </script> <!--前端To UE--> <script> //前端传数据给UE 接口事件：fun01 function callUEFunc() { ue5("fun01", "雷猴啊"); } </script> <!-- UE to前端 --> <script> //显示游戏帧率 ue.interface.Show_Fps = function (fps) { $("#fpsMeter").text(fps.toFixed(2)+"FPS"); }; //显示命中Actor ue.interface.Click_Actor = function (str) { $("#fa").text("被点击的物体名称:"+str); }; </script> </head> <body> <button id="button" onclick="callUEFunc()">Web To UE</button> <br/>-------------------------------<br/> <p id="fpsMeter">00 FPS</p> <p id="fa">被点击的物体名称：</p> </body> </html> - Ue接收网页消息：
- Ue发消息给网页：
