protected virtual void CalculateOrbitalParametersFromStateVectors(Vector3 sourceRelativePosition, Vector3 sourceRelativeVelocity)
{
Trajectory.CalculateOrbitalParametersFromStateVectors(sourceRelativePosition, sourceRelativeVelocity, CurrentGravitySource);
// Initialize Solver
trajectorySolver.InitializeSolver(sourceRelativePosition, sourceRelativeVelocity, CurrentGravitySource.Mass, Trajectory);
// Epoch parameters
TimeSinceEpoch = 0f;
UpdateStateVectorsBySolver();
// Invoke orbit calculation event, triggering things like trajectory drawing
OnOrbitCalculationEvent();
}
public Vector2 PredictPosition(float timeOfFlight)
{
Vector2 relativePosition = Position;
Vector2 relativeVelocity = Velocity;
if (CurrentGravitySource != null)
{
relativePosition -= CurrentGravitySource.Position;
relativeVelocity -= CurrentGravitySource.Velocity;
}
// Initialize Solver
UniversalVariableSolver tempTrajSolver = new UniversalVariableSolver();
tempTrajSolver.InitializeSolver(relativePosition, relativeVelocity, CurrentGravitySource.Mass, Trajectory);
// Solve for new position given time of flight
tempTrajSolver.UpdateStateVariables(timeOfFlight);
return(tempTrajSolver.CalculatedPosition.RotateVector(Trajectory.ArgumentOfPeriapsis) + CurrentGravitySource.Position);
}
private void UpdateIntersections(float timeToNode, Vector2 relativePosition, Vector2 relativeVelocity)
{
trajectorySolver.InitializeSolver(relativePosition, relativeVelocity, ship.CurrentGravitySource.Mass, trajectory);
intersectionCalculator.PlotNearestSourceIntersections(ship, trajectorySolver.CalculatedPosition, trajectorySolver.CalculatedVelocity, timeToNode, trajectory);
}
