/****************************************************************************
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** Copyright (C) 2016 Paul Lemire
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#ifndef QT3DRENDER_RENDER_FRUSTUMCULLINGJOB_P_H
#define QT3DRENDER_RENDER_FRUSTUMCULLINGJOB_P_H

#include <Qt3DCore/qaspectjob.h>
#include <QMatrix4x4>

//
//  W A R N I N G
//  -------------
//
// This file is not part of the Qt API.  It exists for the convenience
// of other Qt classes.  This header file may change from version to
// version without notice, or even be removed.
//
// We mean it.
//

QT_BEGIN_NAMESPACE

namespace Qt3DRender {

namespace Render {

class Entity;
class EntityManager;
struct Plane;

class FrustumCullingJob : public Qt3DCore::QAspectJob
{
public:
    FrustumCullingJob();

    inline void setRoot(Entity *root) Q_DECL_NOTHROW { m_root = root; }
    inline void setActive(bool active) Q_DECL_NOTHROW { m_active = active; }
    inline bool isActive() const Q_DECL_NOTHROW { return m_active; }
    inline void setViewProjection(const QMatrix4x4 &viewProjection) Q_DECL_NOTHROW { m_viewProjection = viewProjection; }
    inline QMatrix4x4 viewProjection() const Q_DECL_NOTHROW { return m_viewProjection; }

    QVector<Entity *> visibleEntities() const Q_DECL_NOTHROW { return m_visibleEntities; }

    void run() Q_DECL_FINAL;

private:
    void cullScene(Entity *e, const Plane *planes);
    QMatrix4x4 m_viewProjection;
    Entity *m_root;
    QVector<Entity *> m_visibleEntities;
    bool m_active;
};

typedef QSharedPointer<FrustumCullingJob> FrustumCullingJobPtr;

} // Render

} // Qt3DRender

QT_END_NAMESPACE

#endif // QT3DRENDER_RENDER_FRUSTUMCULLINGJOB_P_H
