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C-/C++-Quelltext

private void move()
        {
            ttime = (tstop - tstart) + ttime ;
        }

        private void render()
        {
            m_Device.Clear(ClearFlags.Target|ClearFlags.ZBuffer, System.Drawing.Color.Blue, 1.0f, 0);
            m_Device.BeginScene();
            {
                this.m_mWorld = Matrix.RotationY((float)((Math.PI / 4 * ttime) ));  
                m_Device.SetTransform(TransformType.World, this.m_mWorld);

                c1.DrawCube(m_Device);
            }
            m_Device.EndScene();
            m_Device.Present();
        }
    
        


        // Tom Miller

        public void MainLoop()
        {
            // Hook the application's idle event

             
                System.Windows.Forms.Application.Idle += new EventHandler(OnApplicationIdle);
                try
                {
                    System.Windows.Forms.Application.Run(this);
                }
                catch (DeviceLostException dle)
                {
                    MessageBox.Show("Fehler bei System.Windows.Froms.Application.Run(this);  " + dle.ErrorString);
                }
        }
        private void OnApplicationIdle(object sender, EventArgs e)
        {
          //  tstart = Tools.PerformanceCounter.Time;


            int result;
            while (AppStillIdle)
            {
                tstart = Tools.PerformanceCounter.Time;
              
                if(!m_Device.CheckCooperativeLevel(out result))
                {
                    if(result == (int)ResultCode.DeviceLost) 
                    {
                        // nichts zu machen, warte ein bisschen

                        System.Threading.Thread.Sleep(50);
                        continue; // nächste schleife

                    } 
                    else 
                    if(result == (int)ResultCode.DeviceNotReset) 
                    {
                        m_Device.Reset(m_PresentParameters);
                    }
                }
  
                move();
                try
                {
                    render();
                }
                catch (DeviceLostException dle)
                {
                    MessageBox.Show("Fehler bei render;  " + dle.ErrorString);
                }

                tstop = Tools.PerformanceCounter.Time;
            } 
        }