From cf48fc372e6fec17922cf6705fbe2f3a0ad5961b Mon Sep 17 00:00:00 2001
From: Ellpeck <me@ellpeck.de>
Date: Mon, 1 Nov 2021 22:58:37 +0100
Subject: [PATCH] skip unnecessary relevant children updates for panels

---
 MLEM.Ui/Elements/Panel.cs | 11 +++++++----
 1 file changed, 7 insertions(+), 4 deletions(-)

diff --git a/MLEM.Ui/Elements/Panel.cs b/MLEM.Ui/Elements/Panel.cs
index 9c8d8dd..aeb703c 100644
--- a/MLEM.Ui/Elements/Panel.cs
+++ b/MLEM.Ui/Elements/Panel.cs
@@ -115,10 +115,13 @@ namespace MLEM.Ui.Elements {
         private void ScrollChildren() {
             if (!this.scrollOverflow)
                 return;
-            var offset = -this.ScrollBar.CurrentValue;
-            foreach (var child in this.GetChildren(c => c != this.ScrollBar, true))
-                child.ScrollOffset = new Vector2(0, offset);
-            this.relevantChildrenDirty = true;
+            var offset = new Vector2(0, -this.ScrollBar.CurrentValue);
+            foreach (var child in this.GetChildren(c => c != this.ScrollBar, true)) {
+                if (child.ScrollOffset != offset) {
+                    child.ScrollOffset = offset;
+                    this.relevantChildrenDirty = true;
+                }
+            }
         }
 
         /// <inheritdoc />