grid.hpp

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// Copyright (C) 2011-2012 by the BEM++ Authors
//
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// furnished to do so, subject to the following conditions:
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// The above copyright notice and this permission notice shall be included in
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#ifndef bempp_grid_hpp
#define bempp_grid_hpp

#include "../common/common.hpp"
#include "../common/shared_ptr.hpp"
#include "grid_parameters.hpp"

#include "../common/armadillo_fwd.hpp"
#include <cstddef> // size_t
#include <memory>
#include <vector>
#include <tbb/mutex.h>


namespace Bempp
{

template<int codim> class Entity;
class GeometryFactory;
class GridView;
class IdSet;
class Grid
{
public:
    virtual ~Grid() {
    }

    virtual int dim() const = 0;

    virtual int dimWorld() const = 0;

    virtual int maxLevel() const = 0;

    virtual std::auto_ptr<GridView> levelView(size_t level) const = 0;

    virtual std::auto_ptr<GridView> leafView() const = 0;

    virtual GridParameters::Topology topology() const = 0;

    virtual std::auto_ptr<GeometryFactory> elementGeometryFactory() const = 0;

    virtual shared_ptr<Grid> barycentricGrid() const = 0;

    virtual bool hasBarycentricGrid() const = 0;

    virtual bool isBarycentricRepresentationOf(const Grid& other) const;

    virtual const IdSet& globalIdSet() const = 0;

    void getBoundingBox(arma::Col<double>& lowerBound,
                        arma::Col<double>& upperBound) const;

private:
    mutable arma::Col<double> m_lowerBound, m_upperBound;
};

std::vector<bool> areInside(const Grid& grid, const arma::Mat<double>& points);
std::vector<bool> areInside(const Grid& grid, const arma::Mat<float>& points);

} // namespace Bempp

#endif