in MaskGraphicsScene c'tor rm setSceneRect, which doesn't help when scene is shown again

GUI/View/Scene/MaskGraphicsScene.cpp

@@ -62,7 +62,6 @@ MaskGraphicsScene::MaskGraphicsScene()
     , m_drawing_in_progress(false)
     , m_mask_value(MaskFlags::MASK_ON)
 {
-    setSceneRect(0, 0, 800, 600);
     connect(this, &QGraphicsScene::selectionChanged, [this] { onSceneSelectionChanged(); });
 }