From c0a8127d6acde49d4a815872d29c7a07736207cc Mon Sep 17 00:00:00 2001
From: sin365 <353374337@qq.com>
Date: Thu, 23 Oct 2025 10:33:52 +0800
Subject: [PATCH] =?UTF-8?q?MAME=E9=81=BF=E5=85=8D=E5=B7=B2=E7=BB=8F?=
 =?UTF-8?q?=E5=9C=A8=E6=88=BF=E9=97=B4=E5=86=85=E7=9A=84=E7=8E=A9=E5=AE=B6?=
 =?UTF-8?q?=E9=87=8D=E5=A4=8D=E7=83=AD=E6=9C=BA?=
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---
 .../Assets/Plugins/Mame.Core/MAMEEmu.cs       | 29 +++++++++++++++----
 1 file changed, 24 insertions(+), 5 deletions(-)

diff --git a/AxibugEmuOnline.Client/Assets/Plugins/Mame.Core/MAMEEmu.cs b/AxibugEmuOnline.Client/Assets/Plugins/Mame.Core/MAMEEmu.cs
index 90b0d9dc..6e252a02 100644
--- a/AxibugEmuOnline.Client/Assets/Plugins/Mame.Core/MAMEEmu.cs
+++ b/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