/****************************************************************************
**
** Copyright (C) 2015 The Qt Company Ltd
** All rights reserved.
** For any questions to The Qt Company, please use contact form at http://qt.io
**
** This file is part of the Qt Data Visualization module.
**
** Licensees holding valid commercial license for Qt may use this file in
** accordance with the Qt License Agreement provided with the Software
** or, alternatively, in accordance with the terms contained in a written
** agreement between you and The Qt Company.
**
** If you have questions regarding the use of this file, please use
** contact form at http://qt.io
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****************************************************************************/

#include "abstractobjecthelper_p.h"

QT_BEGIN_NAMESPACE_DATAVISUALIZATION

AbstractObjectHelper::AbstractObjectHelper()
    : m_vertexbuffer(0),
      m_normalbuffer(0),
      m_uvbuffer(0),
      m_elementbuffer(0),
      m_indexCount(0),
      m_meshDataLoaded(false)
{
    initializeOpenGLFunctions();
}

AbstractObjectHelper::~AbstractObjectHelper()
{
    if (QOpenGLContext::currentContext()) {
        glDeleteBuffers(1, &m_vertexbuffer);
        glDeleteBuffers(1, &m_uvbuffer);
        glDeleteBuffers(1, &m_normalbuffer);
        glDeleteBuffers(1, &m_elementbuffer);
    }
}

GLuint AbstractObjectHelper::vertexBuf()
{
    if (!m_meshDataLoaded)
        qFatal("No loaded object");
    return m_vertexbuffer;
}

GLuint AbstractObjectHelper::normalBuf()
{
    if (!m_meshDataLoaded)
        qFatal("No loaded object");
    return m_normalbuffer;
}

GLuint AbstractObjectHelper::uvBuf()
{
    if (!m_meshDataLoaded)
        qFatal("No loaded object");
    return m_uvbuffer;
}

GLuint AbstractObjectHelper::elementBuf()
{
    if (!m_meshDataLoaded)
        qFatal("No loaded object");
    return m_elementbuffer;
}

GLuint AbstractObjectHelper::indexCount()
{
    return m_indexCount;
}

QT_END_NAMESPACE_DATAVISUALIZATION