SurfaceAccessorUsdGraph.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 __usd_SurfaceAccessorUsdGraph_h__
#define __usd_SurfaceAccessorUsdGraph_h__
namespace fe
{
namespace ext
{

/**************************************************************************//**
    @brief USD Graph Access

    @ingroup usd
*//***************************************************************************/
class FE_DL_EXPORT SurfaceAccessorUsdGraph:
    public SurfaceAccessorBase,
    public CastableAs<SurfaceAccessorUsdGraph>
{
    public:
                        SurfaceAccessorUsdGraph(void)
                        {   setName("SurfaceAccessorUsdGraph"); }
virtual                 ~SurfaceAccessorUsdGraph(void)                      {}

                        using SurfaceAccessorBase::set;
                        using SurfaceAccessorBase::spatialVector;

                        //* as SurfaceAccessorI
        BWORD           bind(SurfaceAccessibleI::Element a_element,
                                SurfaceAccessibleI::Attribute a_attribute);
        BWORD           bind(SurfaceAccessibleI::Element a_element,
                                const String& a_name);

virtual U32             count(void) const;
virtual U32             subCount(U32 index) const;

virtual void            set(U32 a_index,U32 a_subIndex,String a_string);
virtual String          string(U32 a_index,U32 a_subIndex=0);

virtual I32             integer(U32 a_index,U32 a_subIndex=0);

virtual Real            real(U32 a_index,U32 a_subIndex=0);

virtual SpatialVector   spatialVector(U32 a_index,U32 a_subIndex=0);

    private:
        const Array< sp<SurfaceAccessibleUsd::PrimNode> >*  m_pNodeArray;

        I32             offsetOfVertex(I32 a_subIndex)
                        {
                            const I32 table[10]=
                                    { 0,1,2,3,0, 4,5,6,7,4 };
                            return table[a_subIndex];
                        }

        BWORD           isBound(void) const
                        {   return TRUE; }

        I32             elementCount(
                                SurfaceAccessibleI::Element a_element) const;

        SpatialVector   extentCorner(I32 a_primitiveIndex,I32 a_offset);

virtual BWORD           bindInternal(SurfaceAccessibleI::Element a_element,
                                const String& a_name);
};

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

#endif /* __usd_SurfaceAccessorUsdGraph_h__ */