alterbaron

// KSP 2D Ascent Trajectory Optimization Problem
#include "psopt.h"

//////////////////////////////////////////////////////////////////////////
///////////////////  Define the end point (Mayer) cost function //////////
//////////////////////////////////////////////////////////////////////////

adouble endpoint_cost(adouble* initial_states, adouble* final_states, 
                      adouble* parameters,adouble& t0, adouble& tf, 
                      adouble* xad, int iphase)

alterbaron

function [phi_out] = landingcalc( orbit_alt, landing_pe )
% Returns the landing phase angle, where the ship starts in a circular
% orbit and drops its PE down to landing_pe.

% Set to true to log a bunch of details.
details = false;

% Kerbin planetary data from Wiki
dt = 1;
m = 1.0;