From 984b0d480363f65313982a0afdc756a960cce152 Mon Sep 17 00:00:00 2001
From: Philippe Teuwen <phil@teuwen.org>
Date: Fri, 9 Oct 2020 16:22:50 +0200
Subject: [PATCH] fix plot grid for non-integer zoom factors

---
 client/src/proxguiqt.cpp | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/client/src/proxguiqt.cpp b/client/src/proxguiqt.cpp
index 72ff8ff12..97eba2563 100644
--- a/client/src/proxguiqt.cpp
+++ b/client/src/proxguiqt.cpp
@@ -512,8 +512,8 @@ void Plot::plotGridLines(QPainter *painter, QRect r) {
     offset %= PlotGridX;
     if (offset < 0) offset += PlotGridX;
 
-    int i;
-    int grid_delta_x = (int)(PlotGridX * GraphPixelsPerPoint);
+    double i;
+    double grid_delta_x = PlotGridX * GraphPixelsPerPoint;
     int grid_delta_y = PlotGridY;
 
     if ((PlotGridX > 0) && ((PlotGridX * GraphPixelsPerPoint) > 1)) {