PerspectiveViewer.h

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/*  Copyright (C) 2003-2021 Free Electron Organization
    Any use of this software requires a license.  If a valid license
    was not distributed with this file, visit freeelectron.org. */

/** @file */

#ifndef __viewer__PerspectiveViewer_h__
#define __viewer__PerspectiveViewer_h__

namespace fe
{
namespace ext
{

/** Perspective viewer

    @copydoc PerspectiveViewer_info
    */
class FE_DL_EXPORT PerspectiveViewer :
    public Initialize<PerspectiveViewer>,
    virtual public SignalerViewerI,
    virtual public HandlerI
{
    public:
                PerspectiveViewer(void);
virtual         ~PerspectiveViewer(void);
        void    initialize(void);

                //* As ViewerI
                using ViewerI::bind;
virtual void    bind(sp<WindowI> spWindowI);
virtual void    render(Real a_time,Real a_timestep)                         {}
virtual Real    frameRate(void) const;

                //* As HandlerI
virtual void    handle(Record& record);
virtual void    handleBind(sp<SignalerI> spSignalerI,
                        sp<Layout> spLayout);

    private:
        sp<WindowI>                     m_spWindowI;
        PathAccessor<SpatialTransform>  m_paPerspMatrix;
        AsSignal                        m_asSignal;
        AsWindata                       m_asWindata;
        sp<ViewI>                       m_view;

        Real            m_frameMS;
        Real            m_frameRate;
        Real            m_frameTotal;
        U32             m_frameCount;
        SystemTicker    m_ticker;
};

} /* namespace ext */
} /* namespace fe */

#endif /* __viewer__PerspectiveViewer_h__ */