Hi, I haven't used it before but you may want to check out PLPlot, it looks like it might meet your requirements.
http://plplot.sourceforge.net/ Cheers, Chris On 4/9/06, [EMAIL PROTECTED] <[EMAIL PROTECTED]> wrote: > i have done some searching for ways to graph 2 and 3-d data using a C program > on > openbsd and not found anything particularly satisfactory. perhaps i'm not > using > the right keywords. i need to graph data from a C program and would prefer one > library or other program (preferably port) with a C API that would do all i > need. > > i searched the ports@ archive and saw xgraph and grace, but they only do 2-d > graphing, AFAICT. anybody got any other suggestions? > > cheers, > jake