QAlphaState creates creation changes

Change-Id: I3c12a75146fc8753f6c8dbfc2026dffa896fb67f
Reviewed-by: Paul Lemire <paul.lemire@kdab.com>

4 files changed, 98 insertions, 19 deletions

diff --git a/src/render/renderstates/qalphatest.cpp b/src/render/renderstates/qalphatest.cpp
index 3532bd493..676e30008 100644
--- a/src/render/renderstates/qalphatest.cpp
+++ b/src/render/renderstates/qalphatest.cpp
@@ -39,29 +39,13 @@
 ****************************************************************************/
 
 #include "qalphatest.h"
-#include "qrenderstate_p.h"
-#include <private/qnode_p.h>
-#include <Qt3DCore/qscenepropertychange.h>
+#include "qalphatest_p.h"
+#include <Qt3DRender/private/qrenderstatecreatedchange_p.h>
 
 QT_BEGIN_NAMESPACE
 
 namespace Qt3DRender {
 
-class QAlphaTestPrivate : public QRenderStatePrivate
-{
-public:
-    QAlphaTestPrivate()
-        : QRenderStatePrivate(QRenderStatePrivate::AlphaTest)
-        , m_alphaFunction(QAlphaTest::Never)
-        , m_referenceValue(0.0f)
-    {
-    }
-
-    Q_DECLARE_PUBLIC(QAlphaTest)
-    QAlphaTest::AlphaFunction m_alphaFunction;
-    float m_referenceValue;
-};
-
 QAlphaTest::QAlphaTest(QNode *parent)
     : QRenderState(*new QAlphaTestPrivate, parent)
 {
@@ -110,6 +94,16 @@ void QAlphaTest::setReferenceValue(float referenceValue)
     }
 }
 
+Qt3DCore::QNodeCreatedChangeBasePtr QAlphaTest::createNodeCreationChange() const
+{
+    auto creationChange = QRenderStateCreatedChangePtr<QAlphaTestData>::create(this);
+    auto &data = creationChange->data;
+    Q_D(const QAlphaTest);
+    data.alphaFunction = d->m_alphaFunction;
+    data.referenceValue = d->m_referenceValue;
+    return creationChange;
+}
+
 } // namespace Qt3DRender
 
 QT_END_NAMESPACE
diff --git a/src/render/renderstates/qalphatest.h b/src/render/renderstates/qalphatest.h
index 4bab6e196..7ce2f0138 100644
--- a/src/render/renderstates/qalphatest.h
+++ b/src/render/renderstates/qalphatest.h
@@ -88,6 +88,7 @@ protected:
 private:
     Q_DECLARE_PRIVATE(QAlphaTest)
     QT3D_CLONEABLE(QAlphaTest)
+    Qt3DCore::QNodeCreatedChangeBasePtr createNodeCreationChange() const Q_DECL_OVERRIDE;
 };
 
 } // namespace Qt3DRender
diff --git a/src/render/renderstates/qalphatest_p.h b/src/render/renderstates/qalphatest_p.h
new file mode 100644
index 000000000..991da67ff
--- /dev/null
+++ b/src/render/renderstates/qalphatest_p.h
@@ -0,0 +1,83 @@
+/****************************************************************************
+**
+** Copyright (C) 2016 Klaralvdalens Datakonsult AB (KDAB).
+** Contact: http://www.qt-project.org/legal
+**
+** This file is part of the Qt3D module of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:LGPL3$
+** Commercial License Usage
+** Licensees holding valid commercial Qt licenses may use this file in
+** accordance with the commercial license agreement provided with the
+** Software or, alternatively, in accordance with the terms contained in
+** a written agreement between you and The Qt Company. For licensing terms
+** and conditions see http://www.qt.io/terms-conditions. For further
+** information use the contact form at http://www.qt.io/contact-us.
+**
+** GNU Lesser General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU Lesser
+** General Public License version 3 as published by the Free Software
+** Foundation and appearing in the file LICENSE.LGPLv3 included in the
+** packaging of this file. Please review the following information to
+** ensure the GNU Lesser General Public License version 3 requirements
+** will be met: https://www.gnu.org/licenses/lgpl.html.
+**
+** GNU General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU
+** General Public License version 2.0 or later as published by the Free
+** Software Foundation and appearing in the file LICENSE.GPL included in
+** the packaging of this file. Please review the following information to
+** ensure the GNU General Public License version 2.0 requirements will be
+** met: http://www.gnu.org/licenses/gpl-2.0.html.
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#ifndef QT3DRENDER_QALPHATEST_P_H
+#define QT3DRENDER_QALPHATEST_P_H
+
+//
+//  W A R N I N G
+//  -------------
+//
+// This file is not part of the Qt API.  It exists for the convenience
+// of other Qt classes.  This header file may change from version to
+// version without notice, or even be removed.
+//
+// We mean it.
+//
+
+#include <Qt3DRender/private/qrenderstate_p.h>
+#include <Qt3DRender/qalphatest.h>
+
+QT_BEGIN_NAMESPACE
+
+namespace Qt3DRender {
+
+class QAlphaTestPrivate : public QRenderStatePrivate
+{
+public:
+    QAlphaTestPrivate()
+        : QRenderStatePrivate(QRenderStatePrivate::AlphaTest)
+        , m_alphaFunction(QAlphaTest::Never)
+        , m_referenceValue(0.0f)
+    {
+    }
+
+    Q_DECLARE_PUBLIC(QAlphaTest)
+    QAlphaTest::AlphaFunction m_alphaFunction;
+    float m_referenceValue;
+};
+
+struct QAlphaTestData
+{
+    QAlphaTest::AlphaFunction alphaFunction;
+    float referenceValue;
+};
+
+} // namespace Qt3DRender
+
+QT_END_NAMESPACE
+
+#endif // QT3DRENDER_QALPHATEST_P_H
diff --git a/src/render/renderstates/renderstates.pri b/src/render/renderstates/renderstates.pri
index 3b234fb6d..501dfffb6 100644
--- a/src/render/renderstates/renderstates.pri
+++ b/src/render/renderstates/renderstates.pri
@@ -27,7 +27,8 @@ HEADERS += \
     $$PWD/renderstatecollection_p.h \
     $$PWD/qseamlesscubemap.h \
     $$PWD/qdepthtest.h \
-    $$PWD/qnodepthmask.h
+    $$PWD/qnodepthmask.h \
+    $$PWD/qalphatest_p.h
 
 
 SOURCES += \