1 files changed, 114 insertions, 0 deletions
diff --git a/src/core/render/backend/genericstate.h b/src/core/render/backend/genericstate.h
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+++ b/src/core/render/backend/genericstate.h
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+/****************************************************************************
+**
+** Copyright (C) 2014 Klaralvdalens Datakonsult AB (KDAB).
+** Contact: http://www.qt-project.org/legal
+**
+** This file is part of the Qt3D module of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:LGPL$
+** 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 Digia.  For licensing terms and
+** conditions see http://qt.digia.com/licensing.  For further information
+** use the contact form at http://qt.digia.com/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 2.1 as published by the Free Software
+** Foundation and appearing in the file LICENSE.LGPL included in the
+** packaging of this file.  Please review the following information to
+** ensure the GNU Lesser General Public License version 2.1 requirements
+** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
+**
+** In addition, as a special exception, Digia gives you certain additional
+** rights.  These rights are described in the Digia Qt LGPL Exception
+** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
+**
+** GNU General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU
+** General Public License version 3.0 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 3.0 requirements will be
+** met: http://www.gnu.org/copyleft/gpl.html.
+**
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#ifndef STATE_IMPLS_H
+#define STATE_IMPLS_H
+
+#include <QList>
+
+#include "drawstate.h"
+
+// winuser.h has a #define called DrawState. Let's get rid of it
+#if defined(DrawState)
+#undef DrawState
+#endif
+
+namespace Qt3D
+{
+
+template <typename Derived, typename T>
+class GenericState1 : public DrawState
+{
+public:
+
+    bool isEqual(const Derived& i) const
+    { return (m_1 == i.m_1); }
+
+
+protected:
+    GenericState1(T t) :
+        m_1(t)
+    {}
+
+    T m_1;
+
+};
+
+template <typename Derived, typename T, typename S>
+class GenericState2 : public DrawState
+{
+public:
+    bool isEqual(const Derived& i) const
+    { return (m_1 == i.m_1) && (m_2 == i.m_2); }
+protected:
+    GenericState2(T t, S s) :
+        m_1(t),
+        m_2(s)
+    {}
+
+
+    T m_1;
+    S m_2;
+};
+
+template <typename Derived, typename T, typename S, typename U>
+class GenericState3
+{
+public:
+    bool isEqual(const Derived& i) const
+    { return (m_1 == i.m_1) && (m_2 == i.m_2) && (m_3 == i.m_3); }
+
+protected:
+    GenericState3(T t, S s, U u) :
+        m_1(t),
+        m_2(s),
+        m_3(u)
+    {}
+
+    T m_1;
+    S m_2;
+    U m_3;
+
+};
+
+} // of namespace
+
+#endif // STATE_IMPLS_H