From 51862b5c54a4550a1c0fba400cfdc3fc997d367d Mon Sep 17 00:00:00 2001
From: Leopixelo <leonardgies01@gmail.com>
Date: Mon, 29 Jun 2026 21:23:24 +0200
Subject: [PATCH] improve mousewheel zooming performance

---
 qcustomplot.cpp | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/qcustomplot.cpp b/qcustomplot.cpp
index 72b5bfb..c41692a 100644
--- a/qcustomplot.cpp
+++ b/qcustomplot.cpp
@@ -9646,7 +9646,7 @@ void QCPAxis::wheelEvent(QWheelEvent *event)
   const double wheelSteps = delta/120.0; // a single step delta is +/-120 usually
   const double factor = qPow(mAxisRect->rangeZoomFactor(orientation()), wheelSteps);
   scaleRange(factor, pixelToCoord(orientation() == Qt::Horizontal ? pos.x() : pos.y()));
-  mParentPlot->replot();
+  mParentPlot->replot(QCustomPlot::rpQueuedReplot);
 }
 
 /*! \internal
@@ -18697,7 +18697,7 @@ void QCPAxisRect::wheelEvent(QWheelEvent *event)
             axis->scaleRange(factor, axis->pixelToCoord(pos.y()));
         }
       }
-      mParentPlot->replot();
+      mParentPlot->replot(QCustomPlot::rpQueuedReplot);
     }
   }
 }