4        
0155         worked = next(video);
0156         <span class="keyword">if</span> (worked == 0)
0157             <span class="keyword">break</span>
0158         <span class="keyword">end</span>
0159 <span class="keyword">end</span>
0160 disp(<span class="string">'Finished tracking.'</span>)
0161 disp(<span class="string">'Have a lovely day.'</span>)
0162 toc
0163 
0164 <span class="comment">%Now we have to make sure that the y vector is based on a coordinate</span>
0165 <span class="comment">%system