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/****************************************************************************
**
** Copyright (C) 2012 Nokia Corporation and/or its subsidiary(-ies).
** Contact: http://www.qt-project.org/
**
** This file is part of the Qt3D module of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
** GNU Lesser General Public License Usage
** 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, Nokia gives you certain additional
** rights. These rights are described in the Nokia 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.
**
** Other Usage
** Alternatively, this file may be used in accordance with the terms and
** conditions contained in a signed written agreement between you and Nokia.
**
**
**
**
**
**
** $QT_END_LICENSE$
**
****************************************************************************/
#ifndef QGLATTRIBUTEDESCRIPTION_H
#define QGLATTRIBUTEDESCRIPTION_H
#include "qt3dglobal.h"
#include "qglnamespace.h"
#include <QOpenGLBuffer>
QT_BEGIN_HEADER
QT_BEGIN_NAMESPACE
QT_MODULE(Qt3D)
class Q_QT3D_EXPORT QGLAttributeDescription
{
public:
QGLAttributeDescription();
QGLAttributeDescription(QGL::VertexAttribute attribute,
int tupleSize, GLenum type, int stride);
bool isNull() const;
QGL::VertexAttribute attribute() const;
void setAttribute(QGL::VertexAttribute attribute);
GLenum type() const;
void setType(GLenum type);
int sizeOfType() const;
int tupleSize() const;
void setTupleSize(int tupleSize);
int stride() const;
void setStride(int stride);
private:
QGL::VertexAttribute m_attribute;
GLenum m_type;
int m_tupleSize;
int m_stride;
};
inline QGLAttributeDescription::QGLAttributeDescription()
: m_attribute(QGL::Position), m_type(GL_FLOAT),
m_tupleSize(0), m_stride(0)
{
}
inline QGLAttributeDescription::QGLAttributeDescription
(QGL::VertexAttribute attribute, int tupleSize, GLenum type, int stride)
: m_attribute(attribute), m_type(type),
m_tupleSize(tupleSize), m_stride(stride)
{
Q_ASSERT(tupleSize >= 1 && tupleSize <= 4);
}
inline bool QGLAttributeDescription::isNull() const
{
return m_tupleSize == 0;
}
inline QGL::VertexAttribute QGLAttributeDescription::attribute() const
{
return m_attribute;
}
inline void QGLAttributeDescription::setAttribute(QGL::VertexAttribute attribute)
{
m_attribute = attribute;
}
inline GLenum QGLAttributeDescription::type() const
{
return m_type;
}
inline void QGLAttributeDescription::setType(GLenum type)
{
m_type = type;
}
inline int QGLAttributeDescription::tupleSize() const
{
return m_tupleSize;
}
inline void QGLAttributeDescription::setTupleSize(int tupleSize)
{
Q_ASSERT(tupleSize >= 1 && tupleSize <= 4);
m_tupleSize = tupleSize;
}
inline int QGLAttributeDescription::stride() const
{
return m_stride;
}
inline void QGLAttributeDescription::setStride(int stride)
{
m_stride = stride;
}
QT_END_NAMESPACE
QT_END_HEADER
#endif
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