Make QAbstractTransform derive from QObject directly

The backend will never know about sub-transforms, so there is no
any sense in making them a part of the scene.

Change-Id: I575689ef4a2bbe871d16715ea6d7ff6b5858c566
Reviewed-by: Paul Lemire <paul.lemire@kdab.com>

19 files changed, 66 insertions, 121 deletions

diff --git a/src/core/transforms/qabstracttransform.cpp b/src/core/transforms/qabstracttransform.cpp
index 27240d574..aa40902b5 100644
--- a/src/core/transforms/qabstracttransform.cpp
+++ b/src/core/transforms/qabstracttransform.cpp
@@ -41,22 +41,19 @@ QT_BEGIN_NAMESPACE
 
 namespace Qt3D {
 
-QAbstractTransformPrivate::QAbstractTransformPrivate(QAbstractTransform *qq)
-    : QNodePrivate(qq)
+QAbstractTransformPrivate::QAbstractTransformPrivate()
+    : QObjectPrivate()
 {
 }
 
-QAbstractTransform::QAbstractTransform(QNode *parent)
-    : QNode(*new QAbstractTransformPrivate(this), parent)
-{
-}
 
-QAbstractTransform::~QAbstractTransform()
+QAbstractTransform::QAbstractTransform(QObject *parent)
+    : QObject(*new QAbstractTransformPrivate, parent)
 {
 }
 
-QAbstractTransform::QAbstractTransform(QAbstractTransformPrivate &dd, QNode *parent)
-    : QNode(dd, parent)
+QAbstractTransform::QAbstractTransform(QAbstractTransformPrivate &dd, QObject *parent)
+    : QObject(dd, parent)
 {
 }
 
diff --git a/src/core/transforms/qabstracttransform.h b/src/core/transforms/qabstracttransform.h
index c634a4b6f..091ab2bf4 100644
--- a/src/core/transforms/qabstracttransform.h
+++ b/src/core/transforms/qabstracttransform.h
@@ -37,7 +37,7 @@
 #ifndef QT3D_QABSTRACT_TRANSFORM_H
 #define QT3D_QABSTRACT_TRANSFORM_H
 
-#include <Qt3DCore/qnode.h>
+#include <QtCore/qobject.h>
 #include <Qt3DCore/qt3dcore_global.h>
 
 #include <QMatrix4x4>
@@ -47,25 +47,24 @@ QT_BEGIN_NAMESPACE
 namespace Qt3D {
 
 class QAbstractTransformPrivate;
-
-class QT3DCORESHARED_EXPORT QAbstractTransform : public QNode
+class QT3DCORESHARED_EXPORT QAbstractTransform : public QObject
 {
     Q_OBJECT
 
     Q_PROPERTY(QMatrix4x4 transformMatrix READ transformMatrix NOTIFY transformMatrixChanged)
 public:
-    explicit QAbstractTransform(QNode *parent = 0);
-    virtual ~QAbstractTransform();
+    explicit QAbstractTransform(QObject *parent = Q_NULLPTR);
 
     virtual QMatrix4x4 transformMatrix() const = 0;
 Q_SIGNALS:
     void transformMatrixChanged();
 
 protected:
-    QAbstractTransform(QAbstractTransformPrivate &dd, QNode *parent = 0);
+    QAbstractTransform(QAbstractTransformPrivate &dd, QObject *parent = Q_NULLPTR);
 
 private:
     Q_DECLARE_PRIVATE(QAbstractTransform)
+    Q_DISABLE_COPY(QAbstractTransform)
 };
 
 } // namespace Qt3D
diff --git a/src/core/transforms/qabstracttransform_p.h b/src/core/transforms/qabstracttransform_p.h
index 1c27904f7..ceb15bc11 100644
--- a/src/core/transforms/qabstracttransform_p.h
+++ b/src/core/transforms/qabstracttransform_p.h
@@ -37,20 +37,17 @@
 #ifndef QT3D_QABSTRACTTRANSFORM_P_H
 #define QT3D_QABSTRACTTRANSFORM_P_H
 
-#include <private/qnode_p.h>
-#include <Qt3DCore/qt3dcore_global.h>
+#include <private/qobject_p.h>
 #include <Qt3DCore/qabstracttransform.h>
 
 QT_BEGIN_NAMESPACE
 
 namespace Qt3D {
 
-class QAbstractTransform;
-
-class QT3DCORESHARED_EXPORT QAbstractTransformPrivate : public QNodePrivate
+class QAbstractTransformPrivate : public QObjectPrivate
 {
 public:
-    QAbstractTransformPrivate(QAbstractTransform *qq);
+    QAbstractTransformPrivate();
     Q_DECLARE_PUBLIC(QAbstractTransform)
 };
 
diff --git a/src/core/transforms/qlookattransform.cpp b/src/core/transforms/qlookattransform.cpp
index 2ee8d544c..ce042e229 100644
--- a/src/core/transforms/qlookattransform.cpp
+++ b/src/core/transforms/qlookattransform.cpp
@@ -41,29 +41,19 @@ QT_BEGIN_NAMESPACE
 
 namespace Qt3D {
 
-QLookAtTransformPrivate::QLookAtTransformPrivate(QLookAtTransform *qq)
-    : QAbstractTransformPrivate(qq)
+QLookAtTransformPrivate::QLookAtTransformPrivate()
+    : QAbstractTransformPrivate()
     , m_matrixDirty(true)
 {
 }
 
-QLookAtTransform::QLookAtTransform(QNode *parent)
-    : QAbstractTransform(*new QLookAtTransformPrivate(this), parent)
-{
-}
 
-void QLookAtTransform::copy(const QNode *ref)
+QLookAtTransform::QLookAtTransform(QObject *parent)
+    : QAbstractTransform(*new QLookAtTransformPrivate, parent)
 {
-    QAbstractTransform::copy(ref);
-    const QLookAtTransform *transform = static_cast<const QLookAtTransform*>(ref);
-    d_func()->m_matrix = transform->d_func()->m_matrix;
-    d_func()->m_position = transform->d_func()->m_position;
-    d_func()->m_upVector = transform->d_func()->m_upVector;
-    d_func()->m_viewCenter = transform->d_func()->m_viewCenter;
-    d_func()->m_viewVector = transform->d_func()->m_viewVector;
 }
 
-QLookAtTransform::QLookAtTransform(QLookAtTransformPrivate &dd, QNode *parent)
+QLookAtTransform::QLookAtTransform(QLookAtTransformPrivate &dd, QObject *parent)
     : QAbstractTransform(dd, parent)
 {
 }
diff --git a/src/core/transforms/qlookattransform.h b/src/core/transforms/qlookattransform.h
index 079e51c84..df1f8790c 100644
--- a/src/core/transforms/qlookattransform.h
+++ b/src/core/transforms/qlookattransform.h
@@ -38,7 +38,6 @@
 #define QT3D_QLOOKATTRANSFORM_H
 
 #include <Qt3DCore/qabstracttransform.h>
-#include <Qt3DCore/qt3dcore_global.h>
 
 #include <QVector3D>
 
@@ -57,7 +56,7 @@ class QT3DCORESHARED_EXPORT QLookAtTransform : public Qt3D::QAbstractTransform
     Q_PROPERTY(QVector3D viewVector READ viewVector NOTIFY viewVectorChanged)
 
 public:
-    explicit QLookAtTransform(QNode *parent = 0);
+    explicit QLookAtTransform(QObject *parent = Q_NULLPTR);
 
     QMatrix4x4 transformMatrix() const Q_DECL_OVERRIDE;
 
@@ -80,12 +79,11 @@ Q_SIGNALS:
     void viewVectorChanged();
 
 protected:
-    QLookAtTransform(QLookAtTransformPrivate &dd, QNode *parent = 0);
-    void copy(const QNode *ref) Q_DECL_OVERRIDE;
+    QLookAtTransform(QLookAtTransformPrivate &dd, QObject *parent = Q_NULLPTR);
 
 private:
-    QT3D_CLONEABLE(QLookAtTransform)
     Q_DECLARE_PRIVATE(QLookAtTransform)
+    Q_DISABLE_COPY(QLookAtTransform)
 };
 
 } // namespace Qt3D
diff --git a/src/core/transforms/qlookattransform_p.h b/src/core/transforms/qlookattransform_p.h
index a46332bf9..095e46e54 100644
--- a/src/core/transforms/qlookattransform_p.h
+++ b/src/core/transforms/qlookattransform_p.h
@@ -43,10 +43,11 @@ QT_BEGIN_NAMESPACE
 
 namespace Qt3D {
 
+class QLookAtTransform;
 class QLookAtTransformPrivate : public QAbstractTransformPrivate
 {
 public :
-    QLookAtTransformPrivate(QLookAtTransform *qq);
+    QLookAtTransformPrivate();
 
     Q_DECLARE_PUBLIC(QLookAtTransform)
 
diff --git a/src/core/transforms/qmatrixtransform.cpp b/src/core/transforms/qmatrixtransform.cpp
index 8ccf8a5bb..a85812457 100644
--- a/src/core/transforms/qmatrixtransform.cpp
+++ b/src/core/transforms/qmatrixtransform.cpp
@@ -41,33 +41,27 @@ QT_BEGIN_NAMESPACE
 
 namespace Qt3D {
 
-QMatrixTransformPrivate::QMatrixTransformPrivate(QMatrixTransform *qq)
-    : QAbstractTransformPrivate(qq)
+QMatrixTransformPrivate::QMatrixTransformPrivate()
+    : QAbstractTransformPrivate()
 {
 }
 
-QMatrixTransform::QMatrixTransform(QMatrixTransformPrivate &dd, QNode *parent)
-    : QAbstractTransform(dd, parent)
-{
-}
 
-void QMatrixTransform::copy(const QNode *ref)
+QMatrixTransform::QMatrixTransform(QObject *parent)
+    : QAbstractTransform(*new QMatrixTransformPrivate, parent)
 {
-    QAbstractTransform::copy(ref);
-    const QMatrixTransform *matrix = static_cast<const QMatrixTransform*>(ref);
-    d_func()->m_matrix = matrix->d_func()->m_matrix;
 }
 
-QMatrixTransform::QMatrixTransform(QNode *parent)
-    : QAbstractTransform(*new QMatrixTransformPrivate(this), parent)
+QMatrixTransform::QMatrixTransform(const QMatrix4x4 &m, QObject *parent)
+    : QAbstractTransform(*new QMatrixTransformPrivate, parent)
 {
+    Q_D(QMatrixTransform);
+    d->m_matrix = m;
 }
 
-QMatrixTransform::QMatrixTransform(const QMatrix4x4& m, QNode *parent)
-    : QAbstractTransform(*new QMatrixTransformPrivate(this), parent)
+QMatrixTransform::QMatrixTransform(QMatrixTransformPrivate &dd, QObject *parent)
+    : QAbstractTransform(dd, parent)
 {
-    Q_D(QMatrixTransform);
-    d->m_matrix = m;
 }
 
 QMatrix4x4 QMatrixTransform::matrix() const
diff --git a/src/core/transforms/qmatrixtransform.h b/src/core/transforms/qmatrixtransform.h
index 34427314f..4ab92c417 100644
--- a/src/core/transforms/qmatrixtransform.h
+++ b/src/core/transforms/qmatrixtransform.h
@@ -38,9 +38,6 @@
 #define QT3D_QMATRIXTRANSFORM_H
 
 #include <Qt3DCore/qabstracttransform.h>
-#include <Qt3DCore/qt3dcore_global.h>
-
-#include <QMatrix4x4>
 
 QT_BEGIN_NAMESPACE
 
@@ -53,8 +50,8 @@ class QT3DCORESHARED_EXPORT QMatrixTransform : public Qt3D::QAbstractTransform
     Q_OBJECT
     Q_PROPERTY(QMatrix4x4 matrix READ matrix WRITE setMatrix NOTIFY matrixChanged)
 public:
-    explicit QMatrixTransform(QNode *parent = 0);
-    QMatrixTransform(const QMatrix4x4& m, QNode *parent = 0);
+    explicit QMatrixTransform(QObject *parent = Q_NULLPTR);
+    QMatrixTransform(const QMatrix4x4 &m, QObject *parent = Q_NULLPTR);
 
     QMatrix4x4 matrix() const;
     void setMatrix(const QMatrix4x4 &matrix);
@@ -65,12 +62,11 @@ Q_SIGNALS:
     void matrixChanged();
 
 protected:
-    QMatrixTransform(QMatrixTransformPrivate &dd, QNode *parent = 0);
-    void copy(const QNode *ref) Q_DECL_OVERRIDE;
+    QMatrixTransform(QMatrixTransformPrivate &dd, QObject *parent = Q_NULLPTR);
 
 private:
-    QT3D_CLONEABLE(QMatrixTransform)
     Q_DECLARE_PRIVATE(QMatrixTransform)
+    Q_DISABLE_COPY(QMatrixTransform)
 };
 
 } // namespace Qt3D
diff --git a/src/core/transforms/qmatrixtransform_p.h b/src/core/transforms/qmatrixtransform_p.h
index 5278f0fe4..d2896523a 100644
--- a/src/core/transforms/qmatrixtransform_p.h
+++ b/src/core/transforms/qmatrixtransform_p.h
@@ -48,7 +48,7 @@ class QMatrixTransform;
 class QMatrixTransformPrivate : public QAbstractTransformPrivate
 {
 public:
-    QMatrixTransformPrivate(QMatrixTransform *qq);
+    QMatrixTransformPrivate();
 
     Q_DECLARE_PUBLIC(QMatrixTransform)
     QMatrix4x4 m_matrix;
diff --git a/src/core/transforms/qrotatetransform.cpp b/src/core/transforms/qrotatetransform.cpp
index f92ac45bd..b20168f9a 100644
--- a/src/core/transforms/qrotatetransform.cpp
+++ b/src/core/transforms/qrotatetransform.cpp
@@ -48,8 +48,8 @@ QT_BEGIN_NAMESPACE
 
 namespace Qt3D {
 
-QRotateTransformPrivate::QRotateTransformPrivate(QRotateTransform *qq)
-    : QAbstractTransformPrivate(qq)
+QRotateTransformPrivate::QRotateTransformPrivate()
+    : QAbstractTransformPrivate()
     , m_angleDeg(0)
     , m_axis(0.0f, 1.0f, 0.0f)
 {
@@ -63,20 +63,13 @@ void QRotateTransformPrivate::updateMatrix()
     m_matrix = m;
 }
 
-void QRotateTransform::copy(const QNode *ref)
-{
-    QAbstractTransform::copy(ref);
-    const QRotateTransform *transform = static_cast<const QRotateTransform*>(ref);
-    d_func()->m_axis = transform->d_func()->m_axis;
-    d_func()->m_angleDeg = transform->d_func()->m_angleDeg;
-}
 
-QRotateTransform::QRotateTransform(QNode *parent)
-    : QAbstractTransform(*new QRotateTransformPrivate(this), parent)
+QRotateTransform::QRotateTransform(QObject *parent)
+    : QAbstractTransform(*new QRotateTransformPrivate, parent)
 {
 }
 
-QRotateTransform::QRotateTransform(QRotateTransformPrivate &dd, QNode *parent)
+QRotateTransform::QRotateTransform(QRotateTransformPrivate &dd, QObject *parent)
     : QAbstractTransform(dd, parent)
 {
 }
diff --git a/src/core/transforms/qrotatetransform.h b/src/core/transforms/qrotatetransform.h
index 661304d09..649da06c2 100644
--- a/src/core/transforms/qrotatetransform.h
+++ b/src/core/transforms/qrotatetransform.h
@@ -38,7 +38,6 @@
 #define QT3D_QROTATETRANSFORM_H
 
 #include <Qt3DCore/qabstracttransform.h>
-#include <Qt3DCore/qt3dcore_global.h>
 
 #include <QVector3D>
 
@@ -56,7 +55,7 @@ class QT3DCORESHARED_EXPORT QRotateTransform : public QAbstractTransform
     Q_PROPERTY(QVector3D axis READ axis WRITE setAxis NOTIFY axisChanged)
 
 public:
-    explicit QRotateTransform(QNode *parent = 0);
+    explicit QRotateTransform(QObject *parent = Q_NULLPTR);
 
     float angleDeg() const;
     float angleRad() const;
@@ -73,12 +72,11 @@ Q_SIGNALS:
     void angleChanged();
 
 protected:
-    QRotateTransform(QRotateTransformPrivate &dd, QNode *parent = 0);
-    void copy(const QNode *ref) Q_DECL_OVERRIDE;
+    QRotateTransform(QRotateTransformPrivate &dd, QObject *parent = Q_NULLPTR);
 
 private:
     Q_DECLARE_PRIVATE(QRotateTransform)
-    QT3D_CLONEABLE(QRotateTransform)
+    Q_DISABLE_COPY(QRotateTransform)
 };
 
 } // namespace Qt3D
diff --git a/src/core/transforms/qrotatetransform_p.h b/src/core/transforms/qrotatetransform_p.h
index b6b5d0077..77ba49c09 100644
--- a/src/core/transforms/qrotatetransform_p.h
+++ b/src/core/transforms/qrotatetransform_p.h
@@ -48,7 +48,7 @@ class QRotateTransform;
 class QRotateTransformPrivate : public QAbstractTransformPrivate
 {
 public:
-    QRotateTransformPrivate(QRotateTransform *qq);
+    QRotateTransformPrivate();
 
     QMatrix4x4 m_matrix;
 
diff --git a/src/core/transforms/qscaletransform.cpp b/src/core/transforms/qscaletransform.cpp
index 6fa5b6243..82e7ad19e 100644
--- a/src/core/transforms/qscaletransform.cpp
+++ b/src/core/transforms/qscaletransform.cpp
@@ -42,25 +42,19 @@ QT_BEGIN_NAMESPACE
 namespace Qt3D
 {
 
-QScaleTransformPrivate::QScaleTransformPrivate(QScaleTransform *qq)
-    : QAbstractTransformPrivate(qq)
+QScaleTransformPrivate::QScaleTransformPrivate()
+    : QAbstractTransformPrivate()
     , m_scale3D(1.0f, 1.0f, 1.0f)
 {
 }
 
-void QScaleTransform::copy(const QNode *ref)
-{
-    QAbstractTransform::copy(ref);
-    const QScaleTransform *transform = static_cast<const QScaleTransform*>(ref);
-    d_func()->m_scale3D = transform->d_func()->m_scale3D;
-}
 
-QScaleTransform::QScaleTransform(QNode *parent) :
-    QAbstractTransform(*new QScaleTransformPrivate(this), parent)
+QScaleTransform::QScaleTransform(QObject *parent)
+    : QAbstractTransform(*new QScaleTransformPrivate, parent)
 {
 }
 
-QScaleTransform::QScaleTransform(QScaleTransformPrivate &dd, QNode *parent)
+QScaleTransform::QScaleTransform(QScaleTransformPrivate &dd, QObject *parent)
     : QAbstractTransform(dd, parent)
 {
 }
diff --git a/src/core/transforms/qscaletransform.h b/src/core/transforms/qscaletransform.h
index 35fa1b802..42518f5a8 100644
--- a/src/core/transforms/qscaletransform.h
+++ b/src/core/transforms/qscaletransform.h
@@ -52,7 +52,7 @@ class QT3DCORESHARED_EXPORT QScaleTransform : public QAbstractTransform
     Q_PROPERTY(float scale READ scale WRITE setScale NOTIFY scaleChanged)
 
 public:
-    explicit QScaleTransform(QNode *parent = 0);
+    explicit QScaleTransform(QObject *parent = Q_NULLPTR);
 
     QVector3D scale3D() const;
     void    setScale3D(const QVector3D &scale3D);
@@ -67,12 +67,11 @@ Q_SIGNALS:
     void    scaleChanged();
 
 protected:
-    QScaleTransform(QScaleTransformPrivate &dd, QNode *parent = 0);
-    void copy(const QNode *ref) Q_DECL_OVERRIDE;
+    QScaleTransform(QScaleTransformPrivate &dd, QObject *parent = Q_NULLPTR);
 
 private:
     Q_DECLARE_PRIVATE(QScaleTransform)
-    QT3D_CLONEABLE(QScaleTransform)
+    Q_DISABLE_COPY(QScaleTransform)
 };
 
 } // Qt3D
diff --git a/src/core/transforms/qscaletransform_p.h b/src/core/transforms/qscaletransform_p.h
index ff2c321e7..ccd979306 100644
--- a/src/core/transforms/qscaletransform_p.h
+++ b/src/core/transforms/qscaletransform_p.h
@@ -47,7 +47,7 @@ class QScaleTransform;
 class QScaleTransformPrivate : public QAbstractTransformPrivate
 {
 public:
-    QScaleTransformPrivate(QScaleTransform *qq);
+    QScaleTransformPrivate();
 
     Q_DECLARE_PUBLIC(QScaleTransform)
     QVector3D m_scale3D;
diff --git a/src/core/transforms/qtransform.cpp b/src/core/transforms/qtransform.cpp
index 0e98fdb0f..83107041e 100644
--- a/src/core/transforms/qtransform.cpp
+++ b/src/core/transforms/qtransform.cpp
@@ -110,8 +110,6 @@ void QTransform::copy(const QNode *ref)
     QComponent::copy(ref);
     const QTransform *transform = static_cast<const QTransform *>(ref);
     d_func()->m_matrix = transform->d_func()->m_matrix;
-    Q_FOREACH (QAbstractTransform *t, transform->d_func()->m_transforms)
-        addTransform(qobject_cast<QAbstractTransform *>(QNode::clone(t)));
 }
 
 QList<QAbstractTransform *> QTransform::transforms() const
diff --git a/src/core/transforms/qtranslatetransform.cpp b/src/core/transforms/qtranslatetransform.cpp
index d0b6f38af..54f9cf997 100644
--- a/src/core/transforms/qtranslatetransform.cpp
+++ b/src/core/transforms/qtranslatetransform.cpp
@@ -42,25 +42,18 @@ QT_BEGIN_NAMESPACE
 namespace Qt3D {
 
 
-QTranslateTransformPrivate::QTranslateTransformPrivate(QTranslateTransform *qq)
-    : QAbstractTransformPrivate(qq)
+QTranslateTransformPrivate::QTranslateTransformPrivate()
+    : QAbstractTransformPrivate()
 {
 }
 
-QTranslateTransform::QTranslateTransform(QNode *parent)
-    : QAbstractTransform(*new QTranslateTransformPrivate(this), parent)
-{
-}
 
-void QTranslateTransform::copy(const QNode *ref)
+QTranslateTransform::QTranslateTransform(QObject *parent)
+    : QAbstractTransform(*new QTranslateTransformPrivate, parent)
 {
-    QAbstractTransform::copy(ref);
-    const QTranslateTransform *transform = static_cast<const QTranslateTransform*>(ref);
-    d_func()->m_translation = transform->d_func()->m_translation;
 }
 
-
-QTranslateTransform::QTranslateTransform(QTranslateTransformPrivate &dd, QNode *parent)
+QTranslateTransform::QTranslateTransform(QTranslateTransformPrivate &dd, QObject *parent)
     : QAbstractTransform(dd, parent)
 {
 }
diff --git a/src/core/transforms/qtranslatetransform.h b/src/core/transforms/qtranslatetransform.h
index c3ddfbd50..4bf3b4c61 100644
--- a/src/core/transforms/qtranslatetransform.h
+++ b/src/core/transforms/qtranslatetransform.h
@@ -38,7 +38,6 @@
 #define QT3D_QTRANSLATETRANSFORM_H
 
 #include <Qt3DCore/qabstracttransform.h>
-#include <Qt3DCore/qt3dcore_global.h>
 
 #include <QVector3D>
 
@@ -58,7 +57,7 @@ class QT3DCORESHARED_EXPORT QTranslateTransform : public QAbstractTransform
     Q_PROPERTY(QVector3D translation READ translation WRITE setTranslation NOTIFY translateChanged)
 
 public:
-    explicit QTranslateTransform(QNode *parent = 0);
+    explicit QTranslateTransform(QObject *parent = Q_NULLPTR);
 
     float dx() const;
     float dy() const;
@@ -79,12 +78,11 @@ Q_SIGNALS:
     void translateChanged();
 
 protected:
-    QTranslateTransform(QTranslateTransformPrivate &dd, QNode *parent = 0);
-    void copy(const QNode *ref) Q_DECL_OVERRIDE;
+    QTranslateTransform(QTranslateTransformPrivate &dd, QObject *parent = Q_NULLPTR);
 
 private:
     Q_DECLARE_PRIVATE(QTranslateTransform)
-    QT3D_CLONEABLE(QTranslateTransform)
+    Q_DISABLE_COPY(QTranslateTransform)
 };
 
 } // namespace Qt3D
diff --git a/src/core/transforms/qtranslatetransform_p.h b/src/core/transforms/qtranslatetransform_p.h
index 58bf11b33..6b9d5e8ab 100644
--- a/src/core/transforms/qtranslatetransform_p.h
+++ b/src/core/transforms/qtranslatetransform_p.h
@@ -47,7 +47,7 @@ class QTranslateTransform;
 class QTranslateTransformPrivate : public QAbstractTransformPrivate
 {
 public:
-    QTranslateTransformPrivate(QTranslateTransform *qq);
+    QTranslateTransformPrivate();
     Q_DECLARE_PUBLIC(QTranslateTransform)
 
     QVector3D m_translation;