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<p>Sets a value determining if the z-axis should intersect the x-y plane. </p>
<dl class="section user"><dt>Syntax</dt><dd><div class="fragment"><div class="line"><span class="keyword">subroutine </span>set_z_intersect_xy(class(plot_3d) this, logical x)</div>
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<dl class="params"><dt>Parameters</dt><dd>
  <table class="params">
    <tr><td class="paramdir">[in,out]</td><td class="paramname">this</td><td>The <a class="el" href="stru