s</a></li>
                <li><a href="#friends">Friends</a></li>
              </ul>
            </li>
          </ul>
        </nav>
        <section id="base-classes">
          <h2><a href="#base-classes">Base classes</a></h2>
          <dl class="m-doc">
            <dt>
              class <a href="classbn_1_1hbe__ptr.html" class="m-doc">hbe_ptr</a>
            </dt>
            <dd>std::shared_ptr like smart pointer that retains shared ownership of a H-Blank effect.</dd>
          </dl>
        </se