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// Copyright (C) 2014 Klarälvdalens Datakonsult AB, a KDAB Group company, info@kdab.com, author Sean Harmer <sean.harmer@kdab.com>
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only
#ifndef QOPENGLVERTEXARRAYOBJECT_H
#define QOPENGLVERTEXARRAYOBJECT_H
#include <QtOpenGL/qtopenglglobal.h>
#ifndef QT_NO_OPENGL
#include <QtCore/QObject>
#include <QtGui/qopengl.h>
QT_BEGIN_NAMESPACE
class QOpenGLVertexArrayObjectPrivate;
class Q_OPENGL_EXPORT QOpenGLVertexArrayObject : public QObject
{
Q_OBJECT
public:
explicit QOpenGLVertexArrayObject(QObject* parent = nullptr);
~QOpenGLVertexArrayObject();
bool create();
void destroy();
bool isCreated() const;
GLuint objectId() const;
void bind();
void release();
class 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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