MAME避免已经在房间内的玩家重复热机

AxibugEmuOnline.Client/Assets/Plugins/Mame.Core/MAMEEmu.cs

@@ -14,6 +14,18 @@ namespace MAME.Core
             mameMainMotion = new MameMainMotion();
         }
 
+        #region 热机
+        //是否需要预热
+        bool bNeedPreheat { get
+            {
+                return historyUpdateCount < 5;
+            } }
+        /// <summary>
+        /// 推帧计数，（记录本次加载Rom之后推帧的计数）
+        /// </summary>
+        ulong historyUpdateCount = 0;
+        #endregion
+
         public bool bRom => mameMainMotion.bRom;
 
         public void Init(
@@ -31,11 +43,20 @@ namespace MAME.Core
         public void ResetRomRoot(string RomDir) => mameMainMotion.ResetRomRoot(RomDir);
 
         public Dictionary<string, RomInfo> GetGameList() => mameMainMotion.GetGameList();
-        public void LoadRom(string Name) => mameMainMotion.LoadRom(Name);
+        public void LoadRom(string Name)
+        {
+            historyUpdateCount = 0;
+            mameMainMotion.LoadRom(Name);
+        }
+
         public void GetGameScreenSize(out int _width, out int _height, out IntPtr _framePtr) => mameMainMotion.GetGameScreenSize(out _width, out _height, out _framePtr);
         public void StartGame() => mameMainMotion.StartGame();
         public void StartGame_WithNewThread() => mameMainMotion.StartGame_WithNewThread();
-        public void UpdateFrame() => Mame.mame_execute_UpdateMode_NextFrame();
+        public void UpdateFrame()
+        {
+            historyUpdateCount++;
+            Mame.mame_execute_UpdateMode_NextFrame();
+        }
         public void UnlockNextFreme(int moreTick = 1) => mameMainMotion.UnlockNextFreme(moreTick);
         public void StopGame() => mameMainMotion.StopGame();
         public long currEmuFrame => Video.screenstate.frame_number;
@@ -44,10 +65,8 @@ namespace MAME.Core
         {
             //热机逻辑：主要解决NEOGEO问题，避免加入其他人房间自动联机时，加载流程，cpu一次都没执行，部分逻辑没有初始化。
             //再加载数据之前，推若干帧，确保所有组件充分初始化
-            for (int i = 0; i < 5; i++)
-            {
+            while(bNeedPreheat)
                 UpdateFrame();
-            }
             Mame.paused = true;
             Thread.Sleep(20);
             Mame.soft_reset();//软重启一次，确保没有脏数据