StratumDrawPoly.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 __terrain_StratumDrawPoly_h__
#define __terrain_StratumDrawPoly_h__
namespace fe
{
namespace ext
{

/**************************************************************************//**
    @brief Draw a terrain using a faceted surface

    @ingroup terrain
*//***************************************************************************/
class FE_DL_EXPORT StratumDrawPoly: virtual public StratumDrawI,
        public Initialize<StratumDrawPoly>
{
    public:
                    StratumDrawPoly(void);
virtual             ~StratumDrawPoly(void);
        void        initialize(void);

                    //* As StratumDrawI
virtual void        bind(sp<DrawI> spDrawI)             { m_spDrawI=spDrawI; }
virtual void        recenter(const SpatialVector& center)   { m_center=center; }
virtual void        draw(const sp<StratumI>& rspStratumI);
virtual void        assignVisibility(sp<RecordGroup>& rspRecordGroup);

    protected:
virtual void        drawSurface(void);

        sp<DrawI>               m_spDrawI;
        sp<DrawMode>            m_spWireframe;

        SpatialVector           m_center;
        Real                    m_size;
        U32                     m_vertices;
        U32                     m_probeStep;

        SpatialVector*          m_pFieldVert;
        SpatialVector*          m_pFieldNorm;
        Color*                  m_pFieldColor;

        SpatialVector*          m_pVertex;
        SpatialVector*          m_pNormal;
        Color*                  m_pColor;

        sp<SelectorI>           m_spSelector;
        sp<RecordGroup>         m_spProbeGroup;
        sp<RecordGroup>         m_spVisibilityGroup;
        sp<Scope>               m_spScope;

        Operator                m_selectOp;
        RecordArrayView<Sphere> m_sphereRAV;
};

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

#endif /* __terrain_StratumDrawPoly_h__ */