internal override SubRequirementState VesselMeetsCondition(Vessel vessel, EvaluationContext context)
{
SolarElevationState state = new SolarElevationState();
var vesselPosition = context.VesselPosition(vessel);
var mainBodyPosition = context.BodyPosition(vessel.mainBody);
var sunPosition = context.BodyPosition(Lib.GetParentSun(vessel.mainBody));
var a = vesselPosition - mainBodyPosition;
var b = sunPosition - mainBodyPosition;
state.solarElevation = Vector3d.Angle(a, b);
state.requirementMet = true;
if (min != double.MinValue && state.solarElevation < min)
{
state.requirementMet = false;
}
if (max != double.MaxValue && state.solarElevation > max)
{
state.requirementMet = false;
}
return(state);
}
internal override string GetLabel(Vessel vessel, EvaluationContext context, SubRequirementState state)
{
SolarElevationState elevationState = (SolarElevationState)state;
string degreesString = elevationState.solarElevation.ToString("F1") + " °";
return(Localizer.Format("Solar elevation: <<1>>",
Lib.Color(degreesString, elevationState.requirementMet ? Lib.Kolor.Green : Lib.Kolor.Red)));
}