vtk&quot;);</span></div>
<div class="line"> </div>
<div class="line">  <span class="keywordtype">double</span> erosion_ratio{0};</div>
<div class="line">  <span class="keyword">auto</span> cnt_geoms_erosion = <a class="code hl_class" href="classnetdem_1_1_collision_geometries.html">CollisionGeometries</a>();</div>
<div class="line">  <span class="keywordflow">for</span> (<span class="keywordtype">int</span> i = 0; i &lt; 200; i++) {</div>
<div class="line">    erosion_ratio += len_n_target / 100;</div>
<div