+++ This bug was initially created as a clone of Bug #790400 +++ Created attachment 561900 [details] gnuplot commands to reproduce Description of problem: graphics generated using libgd contain errors Version-Release number of selected component (if applicable): gd-2.0.35-10.el6.x86_64 How reproducible: always Steps to Reproduce: 1. run 'gnuplot reproducer.gnuplot' 2. inspect generated 'reproducer.jpeg' Actual results: reproducer.jpeg contains a block/error in the middle Expected results: reproducer.jpeg should not contain a block/error in the middle Additional info: - removing the last 14 lines from gd-2.0.35-AALineThick.patch makes the problem disappear --- Additional comment from chorn on 2012-02-14 07:45:52 EST --- Created attachment 561901 [details] example output from reproducer --- Additional comment from hhorak on 2012-02-14 09:35:32 EST --- Can you also attach dat..dat3 files, please? $ gnuplot reproducer.gnuplot "reproducer.gnuplot", line 15: warning: Skipping unreadable file "dat" "reproducer.gnuplot", line 15: warning: Skipping unreadable file "dat" "reproducer.gnuplot", line 15: warning: Skipping unreadable file "dat" "reproducer.gnuplot", line 15: warning: Skipping unreadable file "dat2" "reproducer.gnuplot", line 15: warning: Skipping unreadable file "dat4" "reproducer.gnuplot", line 15: warning: Skipping unreadable file "dat3" "reproducer.gnuplot", line 15: No data in plot --- Additional comment from chorn on 2012-02-14 09:39:15 EST --- Created attachment 561916 [details] reproducer datafile --- Additional comment from chorn on 2012-02-14 09:40:00 EST --- Created attachment 561917 [details] reproducer datafile --- Additional comment from chorn on 2012-02-14 09:40:23 EST --- Created attachment 561918 [details] reproducer datafile --- Additional comment from chorn on 2012-02-14 09:40:47 EST --- Created attachment 561919 [details] reproducer datafile --- Additional comment from hhorak on 2012-02-28 07:46:20 EST --- Created attachment 566299 [details] little reproducer There is a problem when we draw gdAntiAliased line, which has a negative 'dy', i.e. coordinates y1 > y2. It can be reproduced with a reproducer attached: $ gcc -o reproducer790400 reproducer790400.c -lgd $ ./reproducer790400 >reproducer790400.png Actual results: reproducer790400.png contains a black box Expected results: reproducer790400.png contains almost vertical line --- Additional comment from hhorak on 2012-02-28 07:49:00 EST --- Created attachment 566300 [details] fixed patch gd-2.0.35-AALineThick.patch It is a bug in our patch, so the attached file is a fixed version of already applied gd-2.0.35-AALineThick.patch.
gd-2.0.35-16.fc17 has been submitted as an update for Fedora 17. https://admin.fedoraproject.org/updates/gd-2.0.35-16.fc17
gd-2.0.35-14.fc16 has been submitted as an update for Fedora 16. https://admin.fedoraproject.org/updates/gd-2.0.35-14.fc16
gd-2.0.35-14.fc15 has been submitted as an update for Fedora 15. https://admin.fedoraproject.org/updates/gd-2.0.35-14.fc15
Package gd-2.0.35-16.fc17: * should fix your issue, * was pushed to the Fedora 17 testing repository, * should be available at your local mirror within two days. Update it with: # su -c 'yum update --enablerepo=updates-testing gd-2.0.35-16.fc17' as soon as you are able to. Please go to the following url: https://admin.fedoraproject.org/updates/FEDORA-2012-2630/gd-2.0.35-16.fc17 then log in and leave karma (feedback).
gd-2.0.35-16.fc17 has been pushed to the Fedora 17 stable repository. If problems still persist, please make note of it in this bug report.
gd-2.0.35-14.fc15 has been pushed to the Fedora 15 stable repository. If problems still persist, please make note of it in this bug report.
gd-2.0.35-14.fc16 has been pushed to the Fedora 16 stable repository. If problems still persist, please make note of it in this bug report.