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**
** Copyright (C) 2013 Klaralvdalens Datakonsult AB (KDAB).
** Contact: http://www.qt-project.org/legal
**
** This file is part of the QtGui 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
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** 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.
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** GNU General Public License Usage
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****************************************************************************/
#ifndef QOPENGLVERTEXARRAYOBJECT_H
#define QOPENGLVERTEXARRAYOBJECT_H
#include <QtCore/qglobal.h>
#ifndef QT_NO_OPENGL
#include <QtCore/QObject>
#include <QtGui/qopengl.h>
QT_BEGIN_NAMESPACE
class QOpenGLVertexArrayObjectPrivate;
class Q_GUI_EXPORT QOpenGLVertexArrayObject : public QObject
{
Q_OBJECT
public:
explicit QOpenGLVertexArrayObject(QObject* parent = 0);
~QOpenGLVertexArrayObject();
bool create();
void destroy();
bool isCreated() const;
GLuint objectId() const;
void bind();
void release();
class Q_GUI_EXPORT Binder
{
public:
inline Binder(QOpenGLVertexArrayObject *v)
: vao(v)
{
Q_ASSERT(v);
if (vao->isCreated() || vao->create())
vao->bind();
}
inline ~Binder()
{
release();
}
inline void release()
{
vao->release();
}
inline void rebind()
{
vao->bind();
}
private:
Q_DISABLE_COPY(Binder)
QOpenGLVertexArrayObject *vao;
};
private:
Q_DISABLE_COPY(QOpenGLVertexArrayObject)
Q_DECLARE_PRIVATE(QOpenGLVertexArrayObject)
Q_PRIVATE_SLOT(d_func(), void _q_contextAboutToBeDestroyed())
QOpenGLVertexArrayObject(QOpenGLVertexArrayObjectPrivate &dd);
};
QT_END_NAMESPACE
#endif
#endif // QOPENGLVERTEXARRAYOBJECT_H
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