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Fixed AALineThick.patch to display vertical lines correctly

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Resolves: #798255
This commit is contained in:
Honza Horák 2012-02-28 13:55:57 +01:00
parent b8518cbc01
commit c41d61076a
2 changed files with 10 additions and 5 deletions
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9
gd-2.0.35-AALineThick.patch
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@ -1,5 +1,6 @@
--- gd-2.0.35/gd.c.pom 2007-06-19 22:25:51.000000000 +0200 diff -up gd-2.0.35/gd.c.AALineThick gd-2.0.35/gd.c
+++ gd-2.0.35/gd.c 2007-09-05 11:25:16.000000000 +0200 --- gd-2.0.35/gd.c.AALineThick 2007-06-19 22:25:51.000000000 +0200
+++ gd-2.0.35/gd.c 2012-02-28 11:02:09.708015922 +0100
@@ -3474,6 +3474,8 @@ static void gdImageAALine (gdImagePtr im @@ -3474,6 +3474,8 @@ static void gdImageAALine (gdImagePtr im
/* keep them as 32bits */ /* keep them as 32bits */
long x, y, inc; long x, y, inc;
@ -15,13 +16,13 @@
} }
+ else { + else {
+ double ag; + double ag;
+ if (dy < dx) + if (abs(dy) < abs(dx))
+ ag = cos (atan2 (dy, dx)); + ag = cos (atan2 (dy, dx));
+ else + else
+ ag = sin (atan2 (dy, dx)); + ag = sin (atan2 (dy, dx));
+ if (ag != 0) + if (ag != 0)
+ { + {
+ wid = thick / ag; + wid = abs(thick / ag);
+ } + }
+ else + else
+ { + {

6
gd.spec
View File

@ -1,7 +1,7 @@
Summary: A graphics library for quick creation of PNG or JPEG images Summary: A graphics library for quick creation of PNG or JPEG images
Name: gd Name: gd
Version: 2.0.35 Version: 2.0.35
Release: 13%{?dist} Release: 14%{?dist}
Group: System Environment/Libraries Group: System Environment/Libraries
License: MIT License: MIT
URL: http://www.libgd.org/Main_Page URL: http://www.libgd.org/Main_Page
@ -99,6 +99,10 @@ rm -rf $RPM_BUILD_ROOT
%{_libdir}/pkgconfig/gdlib.pc %{_libdir}/pkgconfig/gdlib.pc
%changelog %changelog
* Tue Feb 28 2012 Honza Horak <hhorak@redhat.com> - 2.0.35-14
- Fixed AALineThick.patch to display vertical lines correctly
Resolves: #798255
* Wed Oct 26 2011 Fedora Release Engineering <rel-eng@lists.fedoraproject.org> - 2.0.35-13 * Wed Oct 26 2011 Fedora Release Engineering <rel-eng@lists.fedoraproject.org> - 2.0.35-13
- Rebuilt for glibc bug#747377 - Rebuilt for glibc bug#747377