Improved: Updated to Visual Studio 2019 and Qt 5.15.2. Running Equalizer APO requires Universal CRT now, which means that Windows versions before 10 may need additional Windows updates or the Visual C++ Redistributable for Visual Studio 2015 - 2019 needs to be installed (installer provides assistance).

Editor/AnalysisPlotView.cpp

@@ -36,7 +36,7 @@ void AnalysisPlotView::drawBackground(QPainter* painter, const QRectF& rect)
 
 	painter->setRenderHint(QPainter::Antialiasing, true);
 	AnalysisPlotScene* s = qobject_cast<AnalysisPlotScene*>(scene());
-	std::vector<FilterNode>& nodes = s->getNodes();
+	const std::vector<FilterNode>& nodes = s->getNodes();
 	GainIterator gainIterator(nodes);
 	QPainterPath path;
 	bool first = true;