| 1 |
mocchiut |
1.1 |
//
|
| 2 |
|
|
// cEci.h
|
| 3 |
|
|
//
|
| 4 |
|
|
// Copyright (c) 2003 Michael F. Henry
|
| 5 |
|
|
//
|
| 6 |
|
|
#pragma once
|
| 7 |
|
|
|
| 8 |
|
|
#include "cVector.h"
|
| 9 |
|
|
#include "cJulian.h"
|
| 10 |
|
|
#include "coord.h"
|
| 11 |
|
|
|
| 12 |
|
|
//////////////////////////////////////////////////////////////////////
|
| 13 |
|
|
// class cEci
|
| 14 |
|
|
// Encapsulates an Earth-Centered Inertial position, velocity, and time.
|
| 15 |
|
|
class cEci
|
| 16 |
|
|
{
|
| 17 |
|
|
public:
|
| 18 |
|
|
cEci() { m_VecUnits = UNITS_NONE; }
|
| 19 |
|
|
cEci(const cCoordGeo &geo, const cJulian &cJulian);
|
| 20 |
|
|
cEci(const cVector &pos, const cVector &vel,
|
| 21 |
|
|
const cJulian &date, bool IsAeUnits = true);
|
| 22 |
|
|
virtual ~cEci() {};
|
| 23 |
|
|
|
| 24 |
|
|
cCoordGeo toGeo();
|
| 25 |
|
|
|
| 26 |
|
|
cVector getPos() const { return m_pos; }
|
| 27 |
|
|
cVector getVel() const { return m_vel; }
|
| 28 |
|
|
cJulian getDate() const { return m_date; }
|
| 29 |
|
|
|
| 30 |
|
|
void setUnitsAe() { m_VecUnits = UNITS_AE; }
|
| 31 |
|
|
void setUnitsKm() { m_VecUnits = UNITS_KM; }
|
| 32 |
|
|
bool UnitsAreAe() const { return m_VecUnits == UNITS_AE; }
|
| 33 |
|
|
bool UnitsAreKm() const { return m_VecUnits == UNITS_KM; }
|
| 34 |
|
|
void ae2km(); // Convert position, velocity vector units from AE to km
|
| 35 |
|
|
|
| 36 |
|
|
protected:
|
| 37 |
|
|
void MulPos(double factor) { m_pos.Mul(factor); }
|
| 38 |
|
|
void MulVel(double factor) { m_vel.Mul(factor); }
|
| 39 |
|
|
|
| 40 |
|
|
enum VecUnits
|
| 41 |
|
|
{
|
| 42 |
|
|
UNITS_NONE, // not initialized
|
| 43 |
|
|
UNITS_AE,
|
| 44 |
|
|
UNITS_KM,
|
| 45 |
|
|
};
|
| 46 |
|
|
|
| 47 |
|
|
cVector m_pos;
|
| 48 |
|
|
cVector m_vel;
|
| 49 |
|
|
cJulian m_date;
|
| 50 |
|
|
VecUnits m_VecUnits;
|
| 51 |
|
|
};
|