/****************************************************************************
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** Copyright (C) 2014 Klaralvdalens Datakonsult AB (KDAB).
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****************************************************************************/

#include "clearbuffer_p.h"
#include <Qt3DCore/qscenepropertychange.h>

QT_BEGIN_NAMESPACE

namespace Qt3D {

namespace Render {

ClearBuffer::ClearBuffer()
    : FrameGraphNode(FrameGraphNode::ClearBuffer)
    , m_type(QClearBuffer::None)
{
}

void ClearBuffer::updateFromPeer(QNode *peer)
{
    QClearBuffer *clearBuffer = static_cast<QClearBuffer *>(peer);
    m_type = clearBuffer->buffers();
    setEnabled(clearBuffer->isEnabled());
}

void ClearBuffer::sceneChangeEvent(const QSceneChangePtr &e)
{
    if (e->type() == NodeUpdated) {
        QScenePropertyChangePtr propertyChange = qSharedPointerCast<QScenePropertyChange>(e);
        if (propertyChange->propertyName() == QByteArrayLiteral("buffers"))
            m_type = static_cast<QClearBuffer::BufferType>(propertyChange->value().toInt());
        else if (propertyChange->propertyName() == QByteArrayLiteral("enabled"))
            setEnabled(propertyChange->value().toBool());
    }
}

QClearBuffer::BufferType ClearBuffer::type() const
{
    return m_type;
}

} // Render

} // Qt3D

QT_END_NAMESPACE
