SimsWorld/StandardGlobe/standardglobe.h

#pragma once

#include "standardglobe_global.h"

#define PI 3.14159265358979323846
#define deg2a(v) v / 180.0 * PI
#define rad2d(v) v / PI * 180.0

class QVector3D;

/// <summary>
/// <20><>γ<EFBFBD><CEB3><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
/// </summary>
struct LonLatPos {
	double _lon_deg = 0;
	double _lat_deg = 0;
};

/// <summary>
/// <20><>γ<EFBFBD><CEB3><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ϵ<EFBFBD><CFB5><EFBFBD><EFBFBD>
/// </summary>
struct STANDARDGLOBE_EXPORT LonLatAlt {
	double _lon_deg = 0;
	double _lat_deg = 0;
	double _alt_m = 0;

	LonLatAlt(double lon = 0, double lat = 0, double alt = 0);
	LonLatAlt(const LonLatPos& plain_pos);

	LonLatPos toLonLatPos() const;
};

/// <summary>
/// <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ϵ
/// </summary>
struct ECEFv3d {
	double _x_pos = 0;// ָ<><D6B8>0<EFBFBD>㾭<EFBFBD><E3BEAD>Ȧ<EFBFBD><C8A6>γ<EFBFBD><CEB3>0<EFBFBD>㽻<EFBFBD><E3BDBB>
	double _y_pos = 0;
	double _z_pos = 0;
	QVector3D getVec3() const;
	static ECEFv3d fromVec3(const QVector3D& p);
};

/// <summary>
/// <20><><EFBFBD>챱<EFBFBD><ECB1B1><EFBFBD><EFBFBD>ϵ
/// </summary>
struct ENUv3d {
	double _e_pos = 0;
	double _n_pos = 0;
	double _t_pos = 0;
};

/// <summary>
/// <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
/// </summary>
struct PolarPos {
	double _dist_m = 0;
	double _azimuth_deg = 0;
	double _pitch_deg = 0;
};

/// <summary>
/// <20><>׼<EFBFBD><D7BC><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ת<EFBFBD><D7AA><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
/// </summary>
class STANDARDGLOBE_EXPORT StandardGlobe
{
private:
	/// <summary>
	/// <20><>׼<EFBFBD><D7BC><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ֱ<EFBFBD><D6B1>
	/// </summary>
	static double _radius_m;

public:
	StandardGlobe();

	static ECEFv3d llaToEcef(const LonLatAlt& v);
	static LonLatAlt ecefToLLA(const ECEFv3d& v);
	/// <summary>
	/// <20><><EFBFBD><EFBFBD>LLA<4C><41><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ȡ<EFBFBD><C8A1><EFBFBD><EFBFBD>֮<EFBFBD><D6AE><EFBFBD>Ĵ<EFBFBD><C4B4><EFBFBD><EFBFBD>߳<EFBFBD><DFB3>Ⱥ<EFBFBD>b->t<><74>ʼ<EFBFBD><CABC>λ<EFBFBD>ǣ<EFBFBD>warning<6E><67><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>LLA<4C>ĸ߶<C4B8>ֵ
	/// </summary>
	/// <param name="base"></param>
	/// <param name="target"></param>
	/// <param name="dist"></param>
	/// <param name="azi"></param>
	static void getDistanceWithLLA(const LonLatAlt& base, const LonLatAlt& target, double& dist, double& azi);
	/// <summary>
	/// <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>֮<EFBFBD><D6AE><EFBFBD>Ĵ<EFBFBD><C4B4><EFBFBD><EFBFBD>߳<EFBFBD><DFB3>Ⱥ<EFBFBD>b->t<><74>ʼ<EFBFBD><CABC>λ<EFBFBD>ǣ<EFBFBD><C7A3><EFBFBD><EFBFBD><EFBFBD>Ŀ<EFBFBD><C4BF>LLA<4C><41>λ<EFBFBD><CEBB><EFBFBD><EFBFBD>
	/// </summary>
	/// <param name="base"></param>
	/// <param name="dist"></param>
	/// <param name="azi"></param>
	/// <param name="target"></param>
	static void getLLAWithDistance(const LonLatAlt& base, double dist, double azi, LonLatAlt& target);
	/// <summary>
	/// ͨ<><CDA8>LLA<4C><41><EFBFBD>꣬<EFBFBD><EAA3AC>ȡĿ<C8A1>꼫<EFBFBD><EABCAB><EFBFBD><EFBFBD>
	/// </summary>
	/// <param name="base"></param>
	/// <param name="target"></param>
	/// <returns></returns>
	static PolarPos getPolarWithLLA(const LonLatAlt& base, const LonLatAlt& target);
	/// <summary>
	/// ͨ<><CDA8><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>꣬<EFBFBD><EAA3AC>ȡĿ<C8A1><C4BF>LLA<4C><41><EFBFBD><EFBFBD>
	/// </summary>
	/// <param name="base"></param>
	/// <param name="target"></param>
	/// <returns></returns>
	static LonLatAlt getLLAWithPolar(const LonLatAlt& base, const PolarPos& target);
};