title: How to draw contour plot with three.js
body: <p>Like this example here: <a href="http://matplotlib.org/mpl_examples/mplot3d/contourf3d_demo2.hires.png" rel="nofollow">http://matplotlib.org/mpl_examples/mplot3d/contourf3d_demo2.hires.png</a></p>
  
  <p>How can I draw the contour plot for the 3d surface object?</p>
  
  <p>In the same time, on vertical plane, how can I draw the objection?</p>