Re: [Plplot-devel] -bg with alpha gives strange overlay effect on x02c

2010-03-10 Thread David MacMahon
On Mar 10, 2010, at 11:05 , Alan W. Irwin wrote: > There are already > some neat transparent background effects being deployed on the desktop > (e.g., if you move a KDE GUI it becomes transparent so you can see > underneath it) that show this is possible. I think this might be a property of the

Re: [Plplot-devel] -bg with alpha gives strange overlay effect on x02c

2010-03-10 Thread Alan W. Irwin
On 2010-03-10 10:15-0800 David MacMahon wrote: > I'm not really sure how to interpret alpha for the background of a GUI > window. What's behind the background to see through too? For graphics files > (e.g. .png or .svg) they might be overlaid on something else so background > transparency the

Re: [Plplot-devel] -bg with alpha gives strange overlay effect on x02c

2010-03-10 Thread David MacMahon
Thanks for confirming this, Alan! On Mar 10, 2010, at 8:09 , Alan W. Irwin wrote: > -dev qtwidget does not have this problem, and neither does -dev > svg. (For > the latter, you must use the familying option -fam which will > generate two > files corresponding to the two pages.) I don't know

Re: [Plplot-devel] -bg with alpha gives strange overlay effect on x02c

2010-03-10 Thread Alan W. Irwin
On 2010-03-10 00:43-0800 David MacMahon wrote: > I just ran this... > > x02c -dev xcairo -bg ff_0.3 > > ...and noticed on the second plot I can "see through" to the first > plot. I don't think I have any other non-cairo, alpha-capable > drivers built so I can't tell if it's cairo-related or m

[Plplot-devel] -bg with alpha gives strange overlay effect on x02c

2010-03-10 Thread David MacMahon
I just ran this... x02c -dev xcairo -bg ff_0.3 ...and noticed on the second plot I can "see through" to the first plot. I don't think I have any other non-cairo, alpha-capable drivers built so I can't tell if it's cairo-related or more general. Here are the devices I have available...