[graphics/krita] libs/ui: KisReferenceImage.cpp: Fix missing include.

Git commit 4789f7cb41a5bf90d89bef2c2dbbfbe4647509b3 by Emmet O'Neill.
Committed on 13/08/2026 at 23:16.
Pushed by emmetoneill into branch 'master'.

KisReferenceImage.cpp: Fix missing include.

Wasn't compiling. :)

M  +1    -0    libs/ui/KisReferenceImage.cpp

https://invent.kde.org/graphics/krita/-/commit/4789f7cb41a5bf90d89bef2c2dbbfbe4647509b3

diff --git a/libs/ui/KisReferenceImage.cpp b/libs/ui/KisReferenceImage.cpp
index 6b7ad4551f9..8d4d5c0fa22 100644
--- a/libs/ui/KisReferenceImage.cpp
+++ b/libs/ui/KisReferenceImage.cpp
@@ -8,6 +8,7 @@
 #include "KoColorProfile.h"
 #include "KoColorSpaceRegistry.h"
 
+#include <QtMath>
 #include <QImage>
 #include <QMessageBox>
 #include <QPainter>