From: Milian Wolff <milian.wolff@kdab.com>
Date: Fri, 4 Sep 2015 14:13:48 +0000 (+0200)
Subject: Disable QGV BSP item indexing for the FlameGraph scene.
X-Git-Tag: submit/tizen/20180620.112952^2~292^2~6
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=96afcb8b66204c3a87797d32a0c4a0d25c39cde8;p=sdk%2Ftools%2Fheaptrack.git

Disable QGV BSP item indexing for the FlameGraph scene.

The data changes frequently and this would be slow when we use the BSP.
---

diff --git a/gui/flamegraph.cpp b/gui/flamegraph.cpp
index a3a899c..8e2dc52 100644
--- a/gui/flamegraph.cpp
+++ b/gui/flamegraph.cpp
@@ -196,6 +196,7 @@ FlameGraph::FlameGraph(QWidget* parent, Qt::WindowFlags flags)
 {
     setLayout(new QVBoxLayout);
 
+    m_scene->setItemIndexMethod(QGraphicsScene::NoIndex);
     m_view->setScene(m_scene);
     m_view->viewport()->installEventFilter(this);
     // prevent duplicate resize, when a scrollbar is shown for the first time