From 7a0f8ad78ef26fa004359eb155385960baef14cf Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?T=C3=A9o=20Mazars?= <teo.mazars@ensimag.fr>
Date: Fri, 21 Jun 2013 20:09:18 +0200
Subject: [PATCH] Bug 701410 - Small artifacts appear when performing a
 selection

Do not allow negative radius.
---
 app/display/gimpcanvasarc.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/app/display/gimpcanvasarc.c b/app/display/gimpcanvasarc.c
index 2ff5104bdb..16e79742e2 100644
--- a/app/display/gimpcanvasarc.c
+++ b/app/display/gimpcanvasarc.c
@@ -253,8 +253,8 @@ gimp_canvas_arc_transform (GimpCanvasItem *item,
 
   if (! private->filled)
     {
-      *radius_x -= 0.5;
-      *radius_y -= 0.5;
+      *radius_x = MAX (*radius_x - 0.5, 0.0);
+      *radius_y = MAX (*radius_y - 0.5, 0.0);
     }
 }