From 391ed3db8a28d72ab3d5adffd1c86a8ddcd03588 Mon Sep 17 00:00:00 2001
From: Uwe <donovaly@users.noreply.github.com>
Date: Sun, 12 Jun 2022 18:18:26 +0200
Subject: [PATCH] [FEM] fix line filter resolution

- when the resolution changes, the data must be refreshed for visualization and the plot
---
 src/Mod/Fem/Gui/TaskPostBoxes.cpp | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/src/Mod/Fem/Gui/TaskPostBoxes.cpp b/src/Mod/Fem/Gui/TaskPostBoxes.cpp
index 4610456cb5..8149e85940 100644
--- a/src/Mod/Fem/Gui/TaskPostBoxes.cpp
+++ b/src/Mod/Fem/Gui/TaskPostBoxes.cpp
@@ -729,6 +729,12 @@ void TaskPostDataAlongLine::point2Changed(double) {
 void TaskPostDataAlongLine::resolutionChanged(int val) {
 
     static_cast<Fem::FemPostDataAlongLineFilter*>(getObject())->Resolution.setValue(val);
+    // recompute the feature
+    static_cast<Fem::FemPostDataAlongLineFilter*>(getObject())->recomputeFeature();
+    // axis data must be refreshed
+    static_cast<Fem::FemPostDataAlongLineFilter*>(getObject())->GetAxisData();
+    // eventually a full recompute is necessary
+    getView()->getObject()->getDocument()->recompute();
 }
 
 void TaskPostDataAlongLine::pointCallback(void* ud, SoEventCallback* n)