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<h2>Properties (read/write)</h2>
<table class="list">
  <tr><td style="white-space: nowrap;" class="col1"> x </td> <td>true vehicle state: x, y, theta (3x1)</td></tr>
  <tr><td style="white-space: nowrap;" class="col1"> V </td> <td>odometry covariance (2x2)</td></tr>
  <tr><td style="white-space: nowrap;" class="col1"> odometry</td> <td>distance moved in the last interval (2x1)</td></tr>
  <tr><td style="white-space: nowrap;" class="col1"> rdim</td> <td>dimension of the robot (for drawing)</td></tr>
  <tr