I think it is me who put that code there. But I cannot recall why I did it. I may have copied that behavior from other code, but cannot find which.
Yes, I agree that the current behavior is not very desirable. So, anyone who have an idea how this should behave, please go ahead and fix this. Regards, -JJ On Sun, Jul 15, 2012 at 1:54 AM, John Hunter <jdh2...@gmail.com> wrote: > > > On Sat, Jul 14, 2012 at 11:48 AM, John Hunter <jdh2...@gmail.com> wrote: >> >> I do not understand why in the following example, if I set >> patch_alpha=1.0, I do not see the shadow effect. I would expect to see it >> for the the rightmost four bars, where the original bars do not entirely >> occlude the shadow, so even if alpha is 1.0, there are parts of the shadow >> that are not behind the original bars and should still be visible. >> >> > > > I now see that this line explains the behavior > > https://github.com/matplotlib/matplotlib/blob/master/lib/matplotlib/patheffects.py#L183 > > gc0.set_alpha(1.-self._patch_alpha) > > so maybe I should amend my question: is this desirable that the shadow alpha > is 1-patch_alpha, since an alpha of 1 on the patch does not imply that there > is no visible shadow? > > ------------------------------------------------------------------------------ Live Security Virtual Conference Exclusive live event will cover all the ways today's security and threat landscape has changed and how IT managers can respond. Discussions will include endpoint security, mobile security and the latest in malware threats. http://www.accelacomm.com/jaw/sfrnl04242012/114/50122263/ _______________________________________________ Matplotlib-users mailing list Matplotlib-users@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/matplotlib-users
