Simulator::cEllipticalOrbit::OrbitCache struct

#include <Spore/Simulator/cEllipticalOrbit.h>

Public variables

float mSemiMajorAxis

The a parameter of an ellipse, also known as semi-major axis, length(mPerihelion) / (1 - mEccentricity)

float mSemiMajorAxisSquared

mSemiMajorAxis * mSemiMajorAxis

float mSemiMinorAxis

The b parameter of an ellipse, also known as semi-minor axis, sqrt(mSemiMajorAxisSquared - mFociSquared)

float mSemiMinorAxisSquared

mSemiMinorAxis * mSemiMinorAxis

float mFoci

The c parameter of an ellipse, mSemiMajorAxis * mEccentricity

float mFociSquared

mFoci * mFoci

float mEccentricitySquared

mEccentricity * mEccentricity

float field_1C

(a^2 + b^2) * pi / 2

Math::Vector3 mPerihelionNormalized

mPerihelion / length(mPerihelion)

Math::Vector3 mDescendingNode

crossProduct(mPlaneNormal, mPerihelion)

Math::Vector3 mFocus

Focus closest to the perihelion, the object orbits around this. mFoci * mPerihelionNormalized