">   47</span>&#160;</div><div class="line"><a name="l00048"></a><span class="lineno">   48</span>&#160;        <span class="comment">// -- Component accesses --</span></div><div class="line"><a name="l00049"></a><span class="lineno">   49</span>&#160;</div><div class="line"><a name="l00050"></a><span class="lineno">   50</span>&#160;        <span class="keyword">typedef</span> length_t length_type;</div><div class="line"><a name="l00052"></a><span class="lineno">   52</span>&#160;        GLM_FUNC_DECL <spa