* Walter Harms <WH...@bf...> [2004-08-05 10:12]:
> the example 21 seems to work ok. i get the 3 pictures i see
> with http://plplot.sourceforge.net/examples/demo21.php
> but with delauny and natural neighboirs missing.
> something to worry about ?
>
> *** PLPLOT ERROR ***
> plgriddata(): you must have Qhull to use GRID_DTLI., aborting operation
The error message above means exactly what it says: "you must have Qhull to
use GRID_DTLI". In other words, you must install the Qhull library in your
system (see http://www.qhull.org). PLplot's configure will automatically
detect its presence.
--
Rafael
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