Sphere.h

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#ifndef included_AMP_Geometry_Sphere
#define included_AMP_Geometry_Sphere
 
#include "AMP/geometry/LogicalGeometry.h"
 
#include <array>
#include <vector>
 
 
namespace AMP::Geometry {
 
 
class Sphere final : public LogicalGeometry
{
public:
    explicit Sphere( std::shared_ptr<const AMP::Database> db );
 
    explicit Sphere( double R );
 
    Sphere( int64_t );
 
public: // Functions inherited from Geometry
    std::string getName() const override final { return "Sphere"; }
    bool isConvex() const override final { return true; }
    Point nearest( const Point &pos ) const override final;
    double distance( const Point &pos, const Point &dir ) const override final;
    bool inside( const Point &pos ) const override final;
    int NSurface() const override final { return 1; }
    int surface( const Point & ) const override final { return 0; }
    Point surfaceNorm( const Point & ) const override final;
    Point logical( const Point &x ) const override final;
    Point physical( const Point &x ) const override final;
    Point centroid() const override final;
    std::pair<Point, Point> box() const override final;
    double volume() const override final;
    void displace( const double *x ) override final;
    ArraySize getLogicalGridSize( const ArraySize &x ) const override final;
    ArraySize getLogicalGridSize( const std::vector<double> &res ) const override final;
    std::unique_ptr<AMP::Geometry::Geometry> clone() const override final;
    bool operator==( const Geometry &rhs ) const override final;
    void writeRestart( int64_t ) const override;
 
protected:
    // Internal data
    double d_r;
    std::array<double, 3> d_offset;
 
private:
    // Private constructor
    Sphere();
};
 
 
} // namespace AMP::Geometry
 
#endif