UnstructuredGridLayered.h

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#ifndef _UnstructuredGridLayered_
#define _UnstructuredGridLayered_
 
#include <ostream>
#include <vector>
#include <memory>
#include <vapor/common.h>
#include <vapor/UnstructuredGrid2D.h>
#include <vapor/QuadTreeRectangleP.h>
 
#ifdef WIN32
    #pragma warning(disable : 4661 4251)    // needed for template class
#endif
 
namespace VAPoR {
 
//
class VDF_API UnstructuredGridLayered : public UnstructuredGrid {
public:
    //
    UnstructuredGridLayered(const DimsType &vertexDims, const DimsType &faceDims, const DimsType &edgeDims, const DimsType &bs, const std::vector<float *> &blks, const int *vertexOnFace,
                            const int *faceOnVertex, const int *faceOnFace,
                            Location location,    // node,face, edge
                            size_t maxVertexPerFace, size_t maxFacePerVertex, long nodeOffset, long cellOffset, const UnstructuredGridCoordless &xug, const UnstructuredGridCoordless &yug,
                            const UnstructuredGridCoordless &zug, std::shared_ptr<const QuadTreeRectangleP> qtr);
 
    UnstructuredGridLayered(const std::vector<size_t> &vertexDims, const std::vector<size_t> &faceDims, const std::vector<size_t> &edgeDims, const std::vector<size_t> &bs,
                            const std::vector<float *> &blks, const int *vertexOnFace, const int *faceOnVertex, const int *faceOnFace,
                            Location location,    // node,face, edge
                            size_t maxVertexPerFace, size_t maxFacePerVertex, long nodeOffset, long cellOffset, const UnstructuredGridCoordless &xug, const UnstructuredGridCoordless &yug,
                            const UnstructuredGridCoordless &zug, std::shared_ptr<const QuadTreeRectangleP> qtr);
 
    UnstructuredGridLayered() = default;
    virtual ~UnstructuredGridLayered() = default;
 
    std::shared_ptr<const QuadTreeRectangleP> GetQuadTreeRectangle() const { return (_ug2d.GetQuadTreeRectangle()); }
 
    virtual DimsType GetCoordDimensions(size_t dim) const override;
 
    virtual size_t GetGeometryDim() const override;
 
    static std::string GetClassType() { return ("UnstructuredLayered"); }
    std::string        GetType() const override { return (GetClassType()); }
 
    virtual void GetBoundingBox(const DimsType &min, const DimsType &max, CoordType &minu, CoordType &maxu) const override;
 
    bool GetEnclosingRegion(const CoordType &minu, const CoordType &maxu, DimsType &min, DimsType &max) const override;
 
    virtual void GetUserCoordinates(const DimsType &indices, CoordType &coords) const override;
 
    bool GetIndicesCell(const CoordType &coords, DimsType &indices) const override;
 
    bool InsideGrid(const CoordType &coords) const override;
 
    float GetValueNearestNeighbor(const CoordType &coords) const override;
 
    float GetValueLinear(const CoordType &coords) const override;
 
    //
    // Iterators
    //
 
    class ConstCoordItrULayered : public Grid::ConstCoordItrAbstract {
    public:
        ConstCoordItrULayered(const UnstructuredGridLayered *ug, bool begin);
        ConstCoordItrULayered(const ConstCoordItrULayered &rhs);
 
        ConstCoordItrULayered();
        virtual ~ConstCoordItrULayered() {}
 
        virtual void            next();
        virtual void            next(const long &offset);
        virtual ConstCoordType &deref() const { return (_coords); }
        virtual const void *    address() const { return this; };
 
        virtual bool equal(const void *rhs) const
        {
            const ConstCoordItrULayered *itrptr = static_cast<const ConstCoordItrULayered *>(rhs);
 
            return (_itr2D == itrptr->_itr2D && _zCoordItr == itrptr->_zCoordItr);
        }
 
        virtual std::unique_ptr<ConstCoordItrAbstract> clone() const { return std::unique_ptr<ConstCoordItrAbstract>(new ConstCoordItrULayered(*this)); };
 
    private:
        const UnstructuredGridLayered *   _ug;
        UnstructuredGrid2D::ConstCoordItr _itr2D;
        ConstIterator                     _zCoordItr;
        CoordType                         _coords;
        size_t                            _nElements2D;
        size_t                            _index2D;
    };
 
    virtual ConstCoordItr ConstCoordBegin() const override { return ConstCoordItr(std::unique_ptr<ConstCoordItrAbstract>(new ConstCoordItrULayered(this, true))); }
    virtual ConstCoordItr ConstCoordEnd() const override { return ConstCoordItr(std::unique_ptr<ConstCoordItrAbstract>(new ConstCoordItrULayered(this, false))); }
 
    VDF_API friend std::ostream &operator<<(std::ostream &o, const UnstructuredGridLayered &sg);
 
protected:
    virtual void GetUserExtentsHelper(CoordType &minu, CoordType &maxu) const override;
 
private:
    UnstructuredGrid2D        _ug2d;
    UnstructuredGridCoordless _zug;
 
    bool _insideGrid(const CoordType &coords, DimsType &cindices, std::vector<size_t> &nodes2D, std::vector<double> &lambda, float zwgt[2]) const;
};
};    // namespace VAPoR
 
#endif