From bd538febe8f6ff5be9714638838f5b77e454c462 Mon Sep 17 00:00:00 2001
From: Chris Whiteford <github@chrisandtennille.com>
Date: Mon, 31 May 2021 12:52:25 -0400
Subject: [PATCH] Fix up double sized opengl graph rendering on high res
 screens

---
 re/graphingwindow.cpp | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/re/graphingwindow.cpp b/re/graphingwindow.cpp
index 05b5133..a300a45 100644
--- a/re/graphingwindow.cpp
+++ b/re/graphingwindow.cpp
@@ -86,6 +86,9 @@ GraphingWindow::GraphingWindow(const QVector<CANFrame> *frames, QWidget *parent)
 
     if (useOpenGL)
     {
+        //Fix the device pixel ratio for openGL so the graph doesn't render double sized
+        ui->graphingView->setBufferDevicePixelRatio(1);
+        
         ui->graphingView->setAntialiasedElements(QCP::aeAll);
         //ui->graphingView->setNoAntialiasingOnDrag(true);
         ui->graphingView->setOpenGl(true);