From: Arjen M. <arj...@wl...> - 2003-09-23 09:40:43
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Olof Svensson wrote: > > Dear plplot developers, > > Could you please help Pradeep? > > Regards, > > Olof > > -------- Original Message -------- > Date: Fri, 19 Sep 2003 15:36:41 +0100 > From: Pra...@av... > To: sve...@es... > > Hello Svensson, > > we have downloaded the PLPLOT5.2.1 it seems to be very impressive > creation. > > we have looked at the algorithm used for generating grid data for > contours. > But when I try to use some of them, I found that some of the code is not > part of the tar file: PLPLOT-5-2-1.tar. > e.g. if I try the triangualation interpolation method, then I get > blocked by > the non-availability of triangle.h or qhull_a.h > And if I try to use the CSA method, then certain functions are not > defined > -- hypot, copysign, errno, isnan. > Hm, hypot, copysign and isnan are part of the math library - add -lm to the link step? Probably you need the include files "errno.h", "nan.h" and "math.h" I have not got the header files either, but they are used in the delaunay module. May be that helps. Regards, Arjen |