From ff1687d03374de568199dc9aced1794cd6947e3e Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Pasi=20Kera=CC=88nen?= <pasi.keranen@qt.io>
Date: Wed, 29 May 2019 17:00:46 +0300
Subject: Move files required by OpenGL runtime within ogl-runtime directory

First step towards ejecting ogl-runtime in to its own repository.

Task-number: QT3DS-3596
Change-Id: I8c551aef5f680d89221a8075bbeff8857ad2a318
Reviewed-by: Jari Karppinen <jari.karppinen@qt.io>
Reviewed-by: Miikka Heikkinen <miikka.heikkinen@qt.io>
---
 .../ogl-runtime/src/runtime/Qt3DSIStateful.h       | 69 ++++++++++++++++++++++
 1 file changed, 69 insertions(+)
 create mode 100644 src/Runtime/ogl-runtime/src/runtime/Qt3DSIStateful.h

(limited to 'src/Runtime/ogl-runtime/src/runtime/Qt3DSIStateful.h')

diff --git a/src/Runtime/ogl-runtime/src/runtime/Qt3DSIStateful.h b/src/Runtime/ogl-runtime/src/runtime/Qt3DSIStateful.h
new file mode 100644
index 00000000..0eca293e
--- /dev/null
+++ b/src/Runtime/ogl-runtime/src/runtime/Qt3DSIStateful.h
@@ -0,0 +1,69 @@
+/****************************************************************************
+**
+** Copyright (C) 1993-2009 NVIDIA Corporation.
+** Copyright (C) 2017 The Qt Company Ltd.
+** Contact: https://www.qt.io/licensing/
+**
+** This file is part of Qt 3D Studio.
+**
+** $QT_BEGIN_LICENSE:GPL$
+** 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 https://www.qt.io/terms-conditions. For further
+** information use the contact form at https://www.qt.io/contact-us.
+**
+** GNU General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU
+** General Public License version 3 or (at your option) any later version
+** approved by the KDE Free Qt Foundation. The licenses are as published by
+** the Free Software Foundation and appearing in the file LICENSE.GPL3
+** included in the packaging of this file. Please review the following
+** information to ensure the GNU General Public License requirements will
+** be met: https://www.gnu.org/licenses/gpl-3.0.html.
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#pragma once
+//==============================================================================
+//	Includes
+//==============================================================================
+#include "Qt3DSArray.h"
+
+//==============================================================================
+//	Namespace
+//==============================================================================
+namespace Q3DStudio {
+
+class IStatefulStackBase
+{
+public:
+    virtual void PushState() = 0;
+    virtual void PopState() = 0;
+};
+
+template <typename T>
+class IStatefulStack : public IStatefulStackBase
+{
+public:
+    IStatefulStack(T &inStateProperty)
+        : m_StateProperty(inStateProperty)
+    {
+    }
+
+    virtual ~IStatefulStack(){};
+
+public:
+    virtual void PushState() { m_States.Push(m_StateProperty); }
+    virtual void PopState() { m_StateProperty = m_States.Pop(); }
+
+protected:
+    T &m_StateProperty;
+    CArray<T> m_States;
+};
+
+} // namespace Q3DStudio
\ No newline at end of file
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