/****************************************************************************
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** Copyright (C) 2014 Klaralvdalens Datakonsult AB (KDAB).
** Copyright (C) 2015 The Qt Company Ltd and/or its subsidiary(-ies).
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****************************************************************************/

#ifndef QT3DRENDER_RENDER_TECHNIQUE_H
#define QT3DRENDER_RENDER_TECHNIQUE_H

//
//  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.
//

#include <QVector>
#include <QStringList>
#include <Qt3DRender/private/parameterpack_p.h>
#include <Qt3DRender/qannotation.h>
#include <Qt3DCore/qbackendnode.h>

QT_BEGIN_NAMESPACE

namespace Qt3DRender {

class QTechnique;
class QParameter;
class QOpenGLFilter;
class QAnnotation;
class QRenderPass;

namespace Render {

class TechniqueManager;

class Technique : public Qt3DCore::QBackendNode
{
public:
    Technique();
    ~Technique();
    void cleanup();

    void updateFromPeer(Qt3DCore::QNode *peer) Q_DECL_OVERRIDE;

    void sceneChangeEvent(const Qt3DCore::QSceneChangePtr &e) Q_DECL_OVERRIDE;
    QList<Qt3DCore::QNodeId> parameters() const;

    void appendRenderPass(const Qt3DCore::QNodeId &renderPassId);
    void removeRenderPass(const Qt3DCore::QNodeId &renderPassId);

    void appendAnnotation(const Qt3DCore::QNodeId &criterionId);
    void removeAnnotation(const Qt3DCore::QNodeId &criterionId);

    QList<Qt3DCore::QNodeId> annotations() const;
    QList<Qt3DCore::QNodeId> renderPasses() const;
    QOpenGLFilter *openGLFilter() const;

private:
    QOpenGLFilter *m_openglFilter;

    ParameterPack m_parameterPack;
    QList<Qt3DCore::QNodeId> m_annotationList;
    QList<Qt3DCore::QNodeId> m_renderPasses;
};

} // namespace Render
} // namespace Qt3DRender

QT_END_NAMESPACE

#endif // QT3DRENDER_RENDER_TECHNIQUE_H