修正buffer里面的数据处理方式，以前那个清除之后指针丢失

MavLinkNode/commandprocess.cpp

@@ -153,14 +153,10 @@ void commandprocess::WriteCmd_long(float param1, float param2,  float param3, fl
 //这个函数类似中断，专门处理接收到的状态
 void commandprocess::Parse(mavlink_message_t msg)
 {
-
-
     mavlink_command_int_t command_int;
     mavlink_command_long_t command_long;
     mavlink_command_ack_t command_ack;
 
-
-
     switch (msg.msgid) {
     case MAVLINK_MSG_ID_COMMAND_INT://几乎不可能收到
          mavlink_msg_command_int_decode(&msg,&command_int);
@@ -173,6 +169,7 @@ void commandprocess::Parse(mavlink_message_t msg)
 
          if(command_ack.target_system != Current_sysID)
          {
+             qDebug() << command_ack.target_system << "this msg is'nt mine";
              break;//如果目标系统不是自己，那么就抛弃该指令
          }
 
@@ -181,6 +178,8 @@ void commandprocess::Parse(mavlink_message_t msg)
              status.transmit.isWaitingforACK = false;
 
              emit commandAccepted(true,command_ack.command,command_ack.result);//广播指令反馈
+
+             qDebug() << "command_ack.result" << command_ack.result;
          }
          else
          {
@@ -254,7 +253,7 @@ void commandprocess::WriteStateMachine(void)
              //清除指令
              if(status.transmit.type == 0)
              {
-                 emit commandAccepted(false,cmd_int.command,0);
+                 emit commandAccepted(false,cmd_int.command,MAV_RESULT::MAV_RESULT_FAILED);
 
                  cmd_int.param1 = 0;
                  cmd_int.param2 = 0;
@@ -270,7 +269,7 @@ void commandprocess::WriteStateMachine(void)
              }
              else if(status.transmit.type == 1)
              {
-                 emit commandAccepted(false,cmd_long.command,0);
+                 emit commandAccepted(false,cmd_long.command,MAV_RESULT::MAV_RESULT_FAILED);
 
                  cmd_long.param1 = 0;
                  cmd_long.param2 = 0;