Michael Droettboom wrote: > Ryan May wrote: >> 5) I added an empty circle marker for low wind speeds (vector >> magnitudes). Accomplishing having the unfilled circle while having >> the barbs filled involved a bit of a "elegant hack". Using the set of >> vertices that draws the CirclePolygon, I add an additional copy of >> these vertices, basically drawing the circle back the other way. This >> is basically tricking the drawing algorithm into drawing a really thin >> annulus with a very small gap, but it works perfectly as far as I can >> tell. It's also somewhat consistent with the way the lines on the >> barb are drawn. It is *far* simpler than any other solution, which >> would have required somehow mapping a color to each polygon *before* >> calling >> draw_path_collection(). None of the backends I test had a problem, >> including PS, PDF, and SVG (tested with Evince, Firefox, and Acroread). > Having replied before reading all my e-mail, I see you arrived at a > similar solution to the one I suggested. Great to hear that it worked.
I'm just glad to know that it's an accepted hack. :) Ryan -- Ryan May Graduate Research Assistant School of Meteorology University of Oklahoma ------------------------------------------------------------------------- This SF.Net email is sponsored by the Moblin Your Move Developer's challenge Build the coolest Linux based applications with Moblin SDK & win great prizes Grand prize is a trip for two to an Open Source event anywhere in the world http://moblin-contest.org/redirect.php?banner_id=100&url=/ _______________________________________________ Matplotlib-devel mailing list Matplotlib-devel@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/matplotlib-devel