From 56b1ecf707856211e4210c1c0ee859532d112e2d Mon Sep 17 00:00:00 2001
From: Uwe Rathmann <Uwe.Rathmann@tigertal.de>
Date: Thu, 28 Dec 2023 16:37:13 +0100
Subject: [PATCH] comparisonKey fixed

---
 src/nodes/QskSceneTexture.cpp | 13 ++++++++++++-
 1 file changed, 12 insertions(+), 1 deletion(-)

diff --git a/src/nodes/QskSceneTexture.cpp b/src/nodes/QskSceneTexture.cpp
index b492fa9a..7252a170 100644
--- a/src/nodes/QskSceneTexture.cpp
+++ b/src/nodes/QskSceneTexture.cpp
@@ -314,7 +314,18 @@ class QskSceneTexturePrivate final : public QSGTexturePrivate
 
 #if QT_VERSION < QT_VERSION_CHECK( 6, 0, 0 )
     int comparisonKey() const override
-        { return int( qintptr( rhiTexture() ) ); }
+    {
+        if ( renderer )
+        {
+            if ( renderer->textureId() )
+                return renderer->textureId();
+
+            if ( renderer->rhiTexture() )
+                return int( qintptr( renderer->rhiTexture() ) );
+        }
+
+        return int( qintptr( this ) );
+    }
 
     QRhiTexture *rhiTexture() const override
         { return renderer ? renderer->rhiTexture() : nullptr; }