Trajectories.Trajectory.computeTrajectoryIncrement C# (CSharp) Method

        private IEnumerable<bool> computeTrajectoryIncrement(Vessel vessel, DescentProfile profile)
        {
            if (aerodynamicModel_ == null || !aerodynamicModel_.isValidFor(vessel, vessel.mainBody))
                aerodynamicModel_ = AerodynamicModelFactory.GetModel(vessel, vessel.mainBody);
            else
                aerodynamicModel_.IncrementalUpdate();

            var state = vessel.LandedOrSplashed ? null : new VesselState(vessel);
            for (int patchIdx = 0; patchIdx < Settings.fetch.MaxPatchCount; ++patchIdx)
            {
                if (state == null)
                    break;

                if (incrementTime_.ElapsedMilliseconds > MaxIncrementTime)
                    yield return false;

                if (null != vessel_.patchedConicSolver)
                {
                    var maneuverNodes = vessel_.patchedConicSolver.maneuverNodes;
                    foreach (var node in maneuverNodes)
                    {
                        if (node.UT == state.time)
                        {
                            state.velocity += node.GetBurnVector(createOrbitFromState(state));
                            break;
                        }
                    }
                    foreach (var result in AddPatch(state, profile))
                        yield return false;
                }
                
                state = AddPatch_outState;
            }
        }