| /**************************************************************************** |
| ** |
| ** Copyright (C) 2014 Klarälvdalens Datakonsult AB, a KDAB Group company, info@kdab.com, author Sean Harmer <sean.harmer@kdab.com> |
| ** Contact: http://www.qt.io/licensing/ |
| ** |
| ** This file is part of the QtGui module of the Qt Toolkit. |
| ** |
| ** $QT_BEGIN_LICENSE:LGPL21$ |
| ** 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 2.1 or version 3 as published by the Free |
| ** Software Foundation and appearing in the file LICENSE.LGPLv21 and |
| ** LICENSE.LGPLv3 included in the packaging of this file. Please review the |
| ** following information to ensure the GNU Lesser General Public License |
| ** requirements will be met: https://www.gnu.org/licenses/lgpl.html and |
| ** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. |
| ** |
| ** As a special exception, The Qt Company gives you certain additional |
| ** rights. These rights are described in The Qt Company LGPL Exception |
| ** version 1.1, included in the file LGPL_EXCEPTION.txt in this package. |
| ** |
| ** $QT_END_LICENSE$ |
| ** |
| ****************************************************************************/ |
| |
| #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 |