[Top][All Lists]

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

[Octave-bug-tracker] [bug #39535] FaceAlpha property not working for Ope

From: Markus Mützel
Subject: [Octave-bug-tracker] [bug #39535] FaceAlpha property not working for OpenGL backend
Date: Sat, 21 Oct 2017 15:58:37 -0400 (EDT)
User-agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:57.0) Gecko/20100101 Firefox/57.0

Follow-up Comment #12, bug #39535 (project octave):

I tried with your patch from comment #11 and it compiles without any errors.
With your test from comment #9, I also see opaque faces in Evince. But the
same pdf renders with transparency in Acrobat Reader. The svg also looks

I also tried to print the example with the surfaces from comment #8. But both
the svg and the pdf didn't look good and it took ages to render in Acrobat
Reader. Is your patch supposed to enable printing of transparent surfaces as
I tried the following:

[Xs, Ys, Zs] = sphere ();
hs = surf (2*Xs, 2*Ys, 2*Zs-3);
hold on

[Xp, Yp, Zp] = peaks ();
hp = surf (Xp, Yp, Zp, "facealpha", 0.8, "edgecolor", "none");
axis equal
view (2)
print alpha_surf.svg
print -dpdflatexstandalone alpha_surf.tex
system ("pdflatex alpha_surf.tex")


Reply to this item at:


  Message sent via/by Savannah

reply via email to

[Prev in Thread] Current Thread [Next in Thread]