680">   24</a></span><span class="keyword">const</span> <a class="code hl_typedef" href="namespacetram.html#a632d9fcf54e995edd8c66e25cb7c1891">vec3</a> <a class="code hl_function" href="namespacetram.html#ac7e1cf0d1d50c4b3afaac5727d3f5680">DIRECTION_UP</a>         (0.0f,  1.0f,  0.0f);</div>
<div class="line"><a id="l00025" name="l00025"></a><span class="lineno">   25</span> </div>
<div class="line"><a id="l00026" name="l00026"></a><span class="lineno"><a class="line" href="namespacetram.html#a54978c2791452