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Diffstat (limited to 'src/render/io/qbuffer.h')
-rw-r--r-- | src/render/io/qbuffer.h | 88 |
1 files changed, 88 insertions, 0 deletions
diff --git a/src/render/io/qbuffer.h b/src/render/io/qbuffer.h new file mode 100644 index 000000000..483855b6f --- /dev/null +++ b/src/render/io/qbuffer.h @@ -0,0 +1,88 @@ +/**************************************************************************** +** +** 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 QT3D_QBUFFER_H +#define QT3D_QBUFFER_H + +#include <Qt3DCore/qabstractbuffer.h> +#include <Qt3DRenderer/qt3drenderer_global.h> +#include <QSharedPointer> +#include <QOpenGLBuffer> + +QT_BEGIN_NAMESPACE + +namespace Qt3D { + +GLint elementType(GLint type); +GLint tupleSizeFromType(GLint type); +GLuint byteSizeFromType(GLint type); + +class BufferPrivate; + +class QT3DRENDERERSHARED_EXPORT Buffer : public QAbstractBuffer +{ +public: + explicit Buffer(QOpenGLBuffer::Type ty); + + void setUsage(QOpenGLBuffer::UsagePattern usage); + QOpenGLBuffer::Type type() const; + + void bind() Q_DECL_OVERRIDE; + void create() Q_DECL_OVERRIDE; + + QOpenGLBuffer createGL() const; + void upload(QOpenGLBuffer b); + + // make a QObject and signal when contents change? + // GraphicsContext could listen, orphan the QOpenGLBuffer and hence + // reupload next time it's need +protected: + Q_DECLARE_PRIVATE(Buffer) + Buffer(BufferPrivate &dd, QOpenGLBuffer::Type ty); +}; + +typedef QSharedPointer<Buffer> BufferPtr; + +} // Qt3D + +QT_END_NAMESPACE + +#endif // QT3D_QBUFFER_H |