GravityModel.h

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#pragma once
 
namespace NETGeographicLib
{
    ref class GravityCircle;
    ref class NormalGravity;
    public ref class GravityModel
    {
        private:
        // pointer to the unmanaged GeographicLib::GravityModel.
        const GeographicLib::GravityModel* m_pGravityModel;
 
        // the finalizer frees the unmanaged memory when the object is destroyed.
        !GravityModel(void);
 
        enum class CapType {
          CAP_NONE   = 0U,
          CAP_G      = 1U<<0,       // implies potentials W and V
          CAP_T      = 1U<<1,
          CAP_DELTA  = 1U<<2 | CapType::CAP_T, // delta implies T?
          CAP_C      = 1U<<3,
          CAP_GAMMA0 = 1U<<4,
          CAP_GAMMA  = 1U<<5,
          CAP_ALL    = 0x3FU,
        };
 
    public:
 
        enum class Mask {
          NONE = 0U,
          GRAVITY = CapType::CAP_G,
          DISTURBANCE = CapType::CAP_DELTA,
          DISTURBING_POTENTIAL = CapType::CAP_T,
          SPHERICAL_ANOMALY = CapType::CAP_DELTA | CapType::CAP_GAMMA,
          GEOID_HEIGHT = CapType::CAP_T | CapType::CAP_C | CapType::CAP_GAMMA0,
          ALL = CapType::CAP_ALL,
        };
 
        GravityModel(System::String^ name, System::String^ path);
 
        ~GravityModel()
        { this->!GravityModel(); }
 
 
        double Gravity(double lat, double lon, double h,
                [System::Runtime::InteropServices::Out] double% gx,
                [System::Runtime::InteropServices::Out] double% gy,
                [System::Runtime::InteropServices::Out] double% gz);
 
        double Disturbance(double lat, double lon, double h,
            [System::Runtime::InteropServices::Out] double% deltax,
            [System::Runtime::InteropServices::Out] double% deltay,
            [System::Runtime::InteropServices::Out] double% deltaz);
 
        double GeoidHeight(double lat, double lon);
 
        void SphericalAnomaly(double lat, double lon, double h,
            [System::Runtime::InteropServices::Out] double% Dg01,
            [System::Runtime::InteropServices::Out] double% xi,
            [System::Runtime::InteropServices::Out] double% eta);
 
 
        double W(double X, double Y, double Z,
                     [System::Runtime::InteropServices::Out] double% gX,
                     [System::Runtime::InteropServices::Out] double% gY,
                     [System::Runtime::InteropServices::Out] double% gZ);
 
        double V(double X, double Y, double Z,
                     [System::Runtime::InteropServices::Out] double% GX,
                     [System::Runtime::InteropServices::Out] double% GY,
                     [System::Runtime::InteropServices::Out] double% GZ);
 
        double T(double X, double Y, double Z,
                     [System::Runtime::InteropServices::Out] double% deltaX,
                     [System::Runtime::InteropServices::Out] double% deltaY,
                     [System::Runtime::InteropServices::Out] double% deltaZ);
 
        double T(double X, double Y, double Z);
 
        double U(double X, double Y, double Z,
                     [System::Runtime::InteropServices::Out] double% gammaX,
                     [System::Runtime::InteropServices::Out] double% gammaY,
                     [System::Runtime::InteropServices::Out] double% gammaZ);
 
        double Phi(double X, double Y,
            [System::Runtime::InteropServices::Out] double% fX,
            [System::Runtime::InteropServices::Out] double% fY);
 
 
        GravityCircle^ Circle(double lat, double h, Mask caps );
 
 
        NormalGravity^ ReferenceEllipsoid();
 
        property System::String^ Description { System::String^ get(); }
 
        property System::String^ DateTime { System::String^ get(); }
 
        property System::String^ GravityFile { System::String^ get(); }
 
        property System::String^ GravityModelName { System::String^ get(); }
 
        property System::String^ GravityModelDirectory
        { System::String^ get(); }
 
        property double MajorRadius { double get(); }
 
        property double MassConstant { double get(); }
 
        property double ReferenceMassConstant { double get(); }
 
        property double AngularVelocity { double get(); }
 
        property double Flattening { double get(); }
 
        static System::String^ DefaultGravityPath();
 
        static System::String^ DefaultGravityName();
    };
} //namespace NETGeographicLib