Cladude code 更改
This commit is contained in:
@@ -283,6 +283,24 @@ namespace CapMachine.Wpf
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TaskScheduler.UnobservedTaskException += TaskScheduler_UnobservedTaskException;
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//非UI线程未捕获异常处理事件 (例如自己创建的一个子线程)
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AppDomain.CurrentDomain.UnhandledException += new UnhandledExceptionEventHandler(CurrentDomain_UnhandledException);
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//首次抛出(含被吞掉的)异常也落日志,便于排查闪退场景下原生互操作异常
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AppDomain.CurrentDomain.FirstChanceException += (s, fce) =>
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{
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try
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{
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var ex = fce.Exception;
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//只关心严重异常,避免日志被刷爆
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if (ex is AccessViolationException
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|| ex is System.Runtime.InteropServices.SEHException
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|| ex is StackOverflowException
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|| ex is OutOfMemoryException)
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{
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LogService?.Error($"[FirstChance-FATAL] {ex.GetType().Name}: {ex.Message}\r\n{ex.StackTrace}");
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}
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}
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catch { /* 异常处理函数中绝不能再抛 */ }
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};
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}
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@@ -962,10 +962,30 @@ namespace CapMachine.Wpf.CanDrive
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// 执行发送CAN逻辑
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{
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//再次校验前置条件,运行中若设备/DBC被关闭则直接跳过本轮(避免传 0 句柄给原生导致 AV)
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if (!OpenState || DBCHandle == 0 || CmdData == null || CmdData.Count == 0)
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{
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await Task.Delay(10, token);
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continue;
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}
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var GroupMsg = CmdData.GroupBy(x => x.MsgName);
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USB2CAN.CAN_MSG[] CanMsg = new USB2CAN.CAN_MSG[GroupMsg.Count()];
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for (int i = 0; i < GroupMsg.Count(); i++)
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//本轮要发送的指令快照(避免遍历时 UI 线程并发修改)
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List<CanCmdData> roundSnapshot;
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lock (_canSendLock)
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{
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roundSnapshot = CmdData
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.Where(x => !string.IsNullOrWhiteSpace(x.MsgName) && !string.IsNullOrWhiteSpace(x.SignalName))
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.ToList();
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}
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if (roundSnapshot.Count == 0)
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{
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await Task.Delay(10, token);
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continue;
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}
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var GroupMsg = roundSnapshot.GroupBy(x => x.MsgName).ToList();
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USB2CAN.CAN_MSG[] CanMsg = new USB2CAN.CAN_MSG[GroupMsg.Count];
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for (int i = 0; i < GroupMsg.Count; i++)
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{
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CanMsg[i] = new USB2CAN.CAN_MSG();
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CanMsg[i].Data = new Byte[64];
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@@ -973,38 +993,33 @@ namespace CapMachine.Wpf.CanDrive
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// 发送构帧临时缓冲:每轮申请/释放,避免与其他线程共享同一指针导致并发问题
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IntPtr msgPtSend = Marshal.AllocHGlobal(Marshal.SizeOf(typeof(USB2CAN.CAN_MSG)));
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int Index = 0;
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//循环给MSG赋值数据
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foreach (var itemMsg in GroupMsg)
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try
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{
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foreach (var itemSignal in itemMsg)
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int Index = 0;
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//循环给MSG赋值数据;DBC 解析器在 .Net 侧不是线程安全的,必须串行化
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lock (_dbcParserLock)
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{
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CAN_DBCParser.DBC_SetSignalValue(DBCHandle, new StringBuilder(itemMsg.Key), new StringBuilder(itemSignal.SignalName), itemSignal.SignalCmdValue);
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foreach (var itemMsg in GroupMsg)
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{
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foreach (var itemSignal in itemMsg)
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{
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CAN_DBCParser.DBC_SetSignalValue(DBCHandle, new StringBuilder(itemMsg.Key), new StringBuilder(itemSignal.SignalName), itemSignal.SignalCmdValue);
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}
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CAN_DBCParser.DBC_SyncValueToCANMsg(DBCHandle, new StringBuilder(itemMsg.Key), msgPtSend);
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CanMsg[Index] = (USB2CAN.CAN_MSG)Marshal.PtrToStructure(msgPtSend, typeof(USB2CAN.CAN_MSG));
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Index++;
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}
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}
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CAN_DBCParser.DBC_SyncValueToCANMsg(DBCHandle, new StringBuilder(itemMsg.Key), msgPtSend);
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CanMsg[Index] = (USB2CAN.CAN_MSG)Marshal.PtrToStructure(msgPtSend, typeof(USB2CAN.CAN_MSG));
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Index++;
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}
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//通过DBC写入数据后生成CanMsg
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//将信号值填入CAN消息里面
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// 释放非托管缓冲区(务必释放,否则长时间运行会造成内存泄漏)
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Marshal.FreeHGlobal(msgPtSend);
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finally
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{
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// 释放非托管缓冲区(务必释放,否则长时间运行会造成内存泄漏)
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Marshal.FreeHGlobal(msgPtSend);
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}
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//发送CAN数据
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int SendedNum = USB2CAN.CAN_SendMsg(DevHandle, WriteCANIndex, CanMsg, (uint)CanMsg.Length);
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if (SendedNum >= 0)
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{
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//Console.WriteLine("Success send frames:{0}", SendedNum);
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IsSendOk = true;
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}
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else
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{
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//Console.WriteLine("Send CAN data failed! {0}", SendedNum);
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IsSendOk = false;
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}
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IsSendOk = SendedNum >= 0;
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}
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@@ -7,6 +7,7 @@
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<ImplicitUsings>enable</ImplicitUsings>
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<UseWPF>true</UseWPF>
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<PlatformTarget>AnyCPU</PlatformTarget>
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<LegacyCorruptedStateExceptionsPolicy>true</LegacyCorruptedStateExceptionsPolicy>
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</PropertyGroup>
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<ItemGroup>
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@@ -210,31 +210,56 @@ namespace CapMachine.Wpf.Services
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/// <summary>
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/// 循环发送数据到CAN
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/// 循环发送数据到CAN
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/// </summary>
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public void CycleSendMsg()
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{
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if (ToomossCanDrive.OpenState)
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if (!ToomossCanDrive.OpenState)
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{
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if (ToomossCanDrive.IsCycleSend == false)
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{
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if (CmdData.Count > 0)
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{
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ToomossCanDrive.IsCycleSend = true;
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ToomossCanDrive.CmdData = CmdData;
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ToomossCanDrive.StartPrecisionCycleSendMsg();
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}
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else
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{
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System.Windows.MessageBox.Show("未发现配置的数据内容", "提示", System.Windows.MessageBoxButton.OK, System.Windows.MessageBoxImage.Hand);
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}
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}
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else
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{
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ToomossCanDrive.StopCycleSendMsg();
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}
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System.Windows.MessageBox.Show("CAN未打开,请先连接CAN", "提示", System.Windows.MessageBoxButton.OK, System.Windows.MessageBoxImage.Hand);
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return;
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}
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//停止已在运行的循环
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if (ToomossCanDrive.IsCycleSend == true)
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{
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ToomossCanDrive.StopCycleSendMsg();
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return;
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}
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//必要的前置校验:DBC 必须已解析成功,否则原生互操作直接 AccessViolation 闪退
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if (!ToomossCanDrive.DbcParserState || ToomossCanDrive.DBCHandle == 0)
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{
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System.Windows.MessageBox.Show("DBC尚未解析成功,无法循环发送", "提示", System.Windows.MessageBoxButton.OK, System.Windows.MessageBoxImage.Hand);
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return;
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}
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//过滤掉 MsgName / SignalName 为空的行(空名传给原生 DBC 解析器是 AV 常见诱因)
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List<CanCmdData> cmdDataSnapshot;
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lock (_cmdDataLock)
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{
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cmdDataSnapshot = CmdData
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.Where(x => !string.IsNullOrWhiteSpace(x.MsgName) && !string.IsNullOrWhiteSpace(x.SignalName))
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.Select(x => new CanCmdData
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{
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ConfigName = x.ConfigName,
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MsgName = x.MsgName,
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SignalName = x.SignalName,
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SignalCmdValue = x.SignalCmdValue
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})
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.ToList();
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}
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if (cmdDataSnapshot.Count == 0)
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{
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System.Windows.MessageBox.Show("未发现可发送的数据(请检查写入配置的【消息名称】/【信号名称】是否为空)", "提示", System.Windows.MessageBoxButton.OK, System.Windows.MessageBoxImage.Hand);
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return;
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}
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ToomossCanDrive.IsCycleSend = true;
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//传入的是已经过滤的快照副本,避免与 UI 线程共享同一引用
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ToomossCanDrive.CmdData = cmdDataSnapshot;
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ToomossCanDrive.StartPrecisionCycleSendMsg();
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}
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