1 files changed, 9 insertions, 1 deletions
diff --git a/examples/qml-compositor/qml/QmlCompositor/ContrastEffect.qml b/examples/qml-compositor/qml/QmlCompositor/ContrastEffect.qml
index b832c7131..5c5edd81d 100644
--- a/examples/qml-compositor/qml/QmlCompositor/ContrastEffect.qml
+++ b/examples/qml-compositor/qml/QmlCompositor/ContrastEffect.qml
@@ -48,7 +48,15 @@ ShaderEffect {
     onSourceChanged: {
         if (source != null) {
             source.setPaintEnabled(false);
-            vertexShader = source.isYInverted() ? vShaderInvertedY : vShader;
+            vertexShader = source.isYInverted ? vShaderInvertedY : vShader;
+        }
+    }
+
+    Connections {
+      target: source;
+      onYInvertedChanged: {
+            print("onY " + source.isYInverted);
+            vertexShader = source.isYInverted ? vShaderInvertedY : vShader;
         }
     }