diff options
Diffstat (limited to 'src/opengl/qopenglvertexarrayobject.h')
-rw-r--r-- | src/opengl/qopenglvertexarrayobject.h | 111 |
1 files changed, 111 insertions, 0 deletions
diff --git a/src/opengl/qopenglvertexarrayobject.h b/src/opengl/qopenglvertexarrayobject.h new file mode 100644 index 0000000000..0675c844e9 --- /dev/null +++ b/src/opengl/qopenglvertexarrayobject.h @@ -0,0 +1,111 @@ +/**************************************************************************** +** +** Copyright (C) 2014 Klarälvdalens Datakonsult AB, a KDAB Group company, info@kdab.com, author Sean Harmer <sean.harmer@kdab.com> +** Contact: https://www.qt.io/licensing/ +** +** This file is part of the QtOpenGL 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 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 Lesser General Public License Usage +** Alternatively, this file may be used under the terms of the GNU Lesser +** General Public License version 3 as published by the Free Software +** Foundation and appearing in the file LICENSE.LGPL3 included in the +** packaging of this file. Please review the following information to +** ensure the GNU Lesser General Public License version 3 requirements +** will be met: https://www.gnu.org/licenses/lgpl-3.0.html. +** +** GNU General Public License Usage +** Alternatively, this file may be used under the terms of the GNU +** General Public License version 2.0 or (at your option) the GNU General +** Public license version 3 or 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.GPL2 and 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-2.0.html and +** https://www.gnu.org/licenses/gpl-3.0.html. +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#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 Q_OPENGL_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 |