From 115c4460e92e2c5ecce5b4db8ba052febc27d4ec Mon Sep 17 00:00:00 2001
From: Gennady Pospelov <g.pospelov@fz-juelich.de>
Date: Wed, 18 Jul 2018 15:57:09 +0200
Subject: [PATCH] Fixed in painter which is crucial for high-dpi pixmaps.

---
 GUI/coregui/Views/SampleDesigner/ParticleView.cpp | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/GUI/coregui/Views/SampleDesigner/ParticleView.cpp b/GUI/coregui/Views/SampleDesigner/ParticleView.cpp
index 6b901fd902f..07ad84dbe41 100644
--- a/GUI/coregui/Views/SampleDesigner/ParticleView.cpp
+++ b/GUI/coregui/Views/SampleDesigner/ParticleView.cpp
@@ -40,6 +40,8 @@ void ParticleView::paint(QPainter *painter,
                          QWidget *widget)
 {
     Q_UNUSED(widget);
+    painter->setRenderHint(QPainter::SmoothPixmapTransform);
+    painter->setRenderHint(QPainter::Antialiasing);
 
     painter->setPen(Qt::gray);
     if (option->state & (QStyle::State_Selected | QStyle::State_HasFocus)) {
-- 
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