&lt;Vecd&gt;</a> &amp;vel_n_k = *(contact_vel_n_[k]);</div><div class="line"><a name="l00159"></a><span class="lineno">  159</span>&#160;                    <a class="code" href="class_std_large_vec_3_01_vecd_01_4.html">StdLargeVec&lt;Vecd&gt;</a> &amp;acc_prior_k = *(contact_acc_prior_[k]);</div><div class="line"><a name="l00160"></a><span class="lineno">  160</span>&#160;                    <a class="code" href="class_s_p_h_1_1_fluid.html">Fluid</a> *fluid_k = contact_material_[k];</div><div class="line">