="paramname">heightMM</td><td>Where to store the height, in millimetres, of the monitor's display area, or <code>NULL</code>.</td></tr>
  </table>
  </dd>
</dl>
<dl class="section user"><dt>Errors</dt><dd>Possible errors include <a class="el" href="group__errors.html#ga2374ee02c177f12e1fa76ff3ed15e14a">GLFW_NOT_INITIALIZED</a>.</dd></dl>
<dl class="section remark"><dt>Remarks</dt><dd><b>Windows:</b> calculates the returned physical size from the current resolution and system DPI instead of querying the moni