<div dir="ltr"><div>The example shows coloring of the vectors (vc) .... not contours (cn).<br><br><a href="http://www.ncl.ucar.edu/Document/Graphics/Resources/vc.shtml">http://www.ncl.ucar.edu/Document/Graphics/Resources/vc.shtml</a><br><br></div><br><pre> vcres@vcLevelSelectionMode = "ManualLevels"
vcres@vcLevelSpacingF =
vcres@vcMinLevelValF =
vcres@vcMaxLevelValF = </pre></div><div class="gmail_extra"><br><div class="gmail_quote">On Fri, Jun 3, 2016 at 5:22 AM, Liang Guo <span dir="ltr"><<a href="mailto:liang.guo.81@gmail.com" target="_blank">liang.guo.81@gmail.com</a>></span> wrote:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div dir="ltr"><div><div><div><div><div><div><div><div>DearAll,<br><br></div>Currently, I am trying to color a vector plot using a scalar field. I found a great example on NCL Examples, i.e., vector_4.ncl (<a href="http://www.ncl.ucar.edu/Applications/Scripts/vector_4.ncl" target="_blank">http://www.ncl.ucar.edu/Applications/Scripts/vector_4.ncl</a>). <br><br></div>Based on this example, I would like to have a bit more control over the color. Therefore, I tries resources that are used to control contours, e.g., cnLevelSelectionMode, cnMinLevelValF, cnLevelSpacingF, etc.<br><br></div>Unforturnately, I have been given warnings like followings:<br>warning:cnLevelSelectionMode is not a valid resource<br>warning:cnMinLevelValF is not a valid resource<br>...<br><br></div>Could anyone who knows how to solve this problem shines some lights upon me?<br><br></div>NCL-talk may already answered similar problems before. I googled it and could not find any :(<br><br></div>Forgive my laziness.<br><br></div>Best regards,<br></div>Liang <br><div><div><div><div><div><div><div><div><br></div></div></div></div></div></div></div></div></div>
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