QNode parent changes

- introduce QNode::setParent(QNode *)
- QNode created with explicit parent now invoke
  QNodePrivate::_q_addChild
- QNode::cleanup introduces, need to be added to the
  dtor of every QT3D_CLONABLE QNode subclass. Handles
  proper destruction.
- QNode::cleanup added to all classes that should have it.
- Updated unit tests of Nodes, Entity, Scene

Change-Id: Id2c2784122a78edaae5580fe5976d88be5a1921c
Task-number: QTBUG-45947
Reviewed-by: Sean Harmer <sean.harmer@kdab.com>

1 files changed, 1 insertions, 0 deletions

diff --git a/src/render/frontend/qrendertarget.h b/src/render/frontend/qrendertarget.h
index 169f7c882..8b2860bca 100644
--- a/src/render/frontend/qrendertarget.h
+++ b/src/render/frontend/qrendertarget.h
@@ -52,6 +52,7 @@ class QT3DRENDERERSHARED_EXPORT QRenderTarget : public QComponent
     Q_OBJECT
 public:
     explicit QRenderTarget(QNode *parent = 0);
+    ~QRenderTarget();
 
     void addAttachment(QRenderAttachment *attachment);
     void removeAttachment(QRenderAttachment *attachment);