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<H2><A NAME="SECTION003232000000000000000">
O.3.2 Fixed number of labels</A>
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We now exercise the option for specifying exactly how many labels each contour line
should have:
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<PRE>pscoast -R50/160/-15/15 -JM5.3i -Glightgray -A500 -K -P > GMT_App_O_2.ps
grdcontour geoid.grd -J -O -B20f10WSne -C10 -A20+s8 -Gn1/1i -S10 -T:LH >> GMT_App_O_2.ps
</PRE>
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By selecting only one label per contour and requiring that labels only be placed on
contour lines whose length exceed 1 inch, we achieve the effect shown in Figure <A HREF="#fig:GMT_App_O_2">O.2</A>.
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<DIV ALIGN="CENTER"><A NAME="fig:GMT_App_O_2"></A><A NAME="32922"></A>
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<CAPTION ALIGN="BOTTOM"><STRONG>Figure O.2:</STRONG>
Placing one label per contour that exceed 1 inch in length,
centered on the segment with <B>-Gn</B>.</CAPTION>
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<ADDRESS>
Paul Wessel
2010-01-14
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