From 4e8aa7c5441e7b70b8beb519298dba7ed5f44dd4 Mon Sep 17 00:00:00 2001
From: nyamatongwe <devnull@localhost>
Date: Fri, 4 Nov 2011 11:04:30 +1100
Subject: Round to nearest pixels horizontally to avoid background artifacts on
 OS X. From Mitchell Foral.

---
 gtk/PlatGTK.cxx | 2 ++
 1 file changed, 2 insertions(+)

(limited to 'gtk')

diff --git a/gtk/PlatGTK.cxx b/gtk/PlatGTK.cxx
index db28cae8b..e56847483 100644
--- a/gtk/PlatGTK.cxx
+++ b/gtk/PlatGTK.cxx
@@ -665,6 +665,8 @@ void SurfaceImpl::RectangleDraw(PRectangle rc, ColourDesired fore, ColourDesired
 void SurfaceImpl::FillRectangle(PRectangle rc, ColourDesired back) {
 	PenColour(back);
 	if (context && (rc.left < maxCoordinate)) {	// Protect against out of range
+		rc.left = lround(rc.left);
+		rc.right = lround(rc.right);
 		cairo_rectangle(context, rc.left, rc.top,
 	                     rc.right - rc.left, rc.bottom - rc.top);
 		cairo_fill(context);
-- 
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