/****************************************************************************
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** Copyright (C) 2014 Klaralvdalens Datakonsult AB (KDAB).
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** This file is part of the Qt3D module of the Qt Toolkit.
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** Alternatively, this file may be used under the terms of the GNU
** General Public License version 2.0 or later as published by the Free
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****************************************************************************/

#ifndef DEFERREDRENDERER_H
#define DEFERREDRENDERER_H

#include <Qt3DRender/QViewport>
#include <Qt3DRender/QClearBuffer>
#include <Qt3DRender/QLayerFilter>
#include <Qt3DRender/QRenderPassFilter>
#include <Qt3DRender/QRenderTargetSelector>
#include <Qt3DRender/QCameraSelector>
#include <Qt3DRender/QAnnotation>

class DeferredRenderer : public Qt3DRender::QViewport
{
public:
    explicit DeferredRenderer(Qt3DCore::QNode *parent = 0);

    void setSceneCamera(Qt3DCore::QEntity *camera);
    void setGBuffer(Qt3DRender::QRenderTarget *gBuffer);
    void setGeometryPassCriteria(QList<Qt3DRender::QAnnotation *> criteria);
    void setFinalPassCriteria(QList<Qt3DRender::QAnnotation *> criteria);
    void setGBufferLayers(const QStringList &layerName);
    void setScreenQuadLayers(const QStringList &layerName);

private:
    Qt3DRender::QLayerFilter *m_sceneFilter;
    Qt3DRender::QLayerFilter *m_screenQuadFilter;
    Qt3DRender::QClearBuffer *m_clearScreenQuad;
    Qt3DRender::QRenderTargetSelector *m_gBufferTargetSelector;
    Qt3DRender::QClearBuffer *m_clearGBuffer;
    Qt3DRender::QRenderPassFilter *m_geometryPassFilter;
    Qt3DRender::QRenderPassFilter *m_finalPassFilter;
    Qt3DRender::QCameraSelector *m_sceneCameraSelector;
};

#endif // DEFERREDRENDERER_H