ial">)</span>
    <span class="special">:</span>   <span class="identifier">lineStringIterCurrent_</span><span class="special">(</span><span class="identifier">lineStringIterCurrent</span><span class="special">),</span> <span class="identifier">pointIndex_</span><span class="special">(</span><span class="number">0</span><span class="special">)</span>
    <span class="special">{</span>
    <span class="special">}</span>

    <span class="keyword">template</span><span class="special">&lt;</span><span class="k