//////////////////////////////////////////////////////////////////

         QString _GetIntervalTime(QTime& time, QString strInfo)

         {

             int ntime_Diff = time.elapsed();//返回从上次start()或restart()开始以来的时间差，单位ms

             //以下方法是将ms转为s

             float f = ntime_Diff/1000.0;

             QString tr_timeDiff = QString("%1").arg(f); //float->QString

             return strInfo + ": " + tr_timeDiff;

         }

         void _WriteFile(QString str)

         {

             QString strFileName = "E:/debug.txt";

             QFile::remove(strFileName);

             QFile myfile(strFileName);

             myfile.open(QIODevice::WriteOnly);

             myfile.write(str.toLatin1());

             myfile.close();

         }

         //---------------------------------------------------------------------------------------

         void A::excuteSimulation()

         {

             TfSimulation mTfSim(mRenderView);

             QTime time;//开始计时

             QString strInfo;

             time.start();

             strInfo += _GetIntervalTime(time, QString::fromLocal8Bit("simPanel: ")) + ("\r\n");

             strInfo += _GetIntervalTime(timeTotal, QString::fromLocal8Bit("TotalTime: ")) + ("\r\n");

             _WriteFile(strInfo);

         }