<span class="m-doc-wrap-bumper">static <a href="classbn_1_1optional.html" class="m-doc">optional</a>&lt;<a href="classbn_1_1sprite__position__hbe__ptr.html" class="m-doc">sprite_<wbr />position_<wbr />hbe_<wbr />ptr</a>&gt; bn::<wbr />sprite_position_hbe_ptr::<wbr /></span><span class="m-doc-wrap"><span class="m-doc-wrap-bumper"><a href="#a784bbb189df04004ec0e1a5488ae98fa" class="m-doc-self">create_vertical_optional</a>(</span><span class="m-doc-wrap"><a href="classbn_1_1sprite__ptr.html" class="m-doc">spri