internal override string GetLabel(Vessel vessel, EvaluationContext context, SubRequirementState state)
{
string targetName = context?.targetBody?.displayName ?? "target";
ObserveBodyState losState = (ObserveBodyState)state;
if (!losState.requirementMet)
{
if (losState.occluder != null)
{
return(Localizer.Format("Occluded by <<1>>", Lib.Color(losState.occluder.displayName, Lib.Kolor.Red)));
}
if (losState.distance > 0)
{
return(Localizer.Format("Distance <<1>>", Lib.Color(Lib.HumanReadableDistance(losState.distance), Lib.Kolor.Red)));
}
if (!losState.angularRequirementMet && (minAngularVelocity != 0 || maxAngularVelocity != 0))
{
string angularVelocityStr = Lib.Color(losState.angularVelocity.ToString("F1") + " °/m", Lib.Kolor.Red);
return(Localizer.Format("Angular velocity <<1>>", angularVelocityStr));
}
return(Localizer.Format("<<1>> is <<2>>", targetName, Lib.Color("not visible", Lib.Kolor.Red)));
}
string result = Localizer.Format("<<1>> is <<2>>", targetName, Lib.Color("visible", Lib.Kolor.Green));
if (losState.angularRequirementMet)
{
string angularVelocityStr = Lib.Color(losState.angularVelocity.ToString("F1") + " °/m", Lib.Kolor.Green);
result += ", " + Localizer.Format("angular velocity: <<1>>", angularVelocityStr);
}
return(result);
}
internal override string GetLabel(Vessel vessel, EvaluationContext context, SubRequirementState state)
{
string targetName = context?.targetBody?.displayName.LocalizeRemoveGender() ?? Localizer.Format("#KerCon_ABody");
ObserveBodyState losState = (ObserveBodyState)state;
if (!losState.requirementMet)
{
if (losState.occluder != null)
{
return(Localizer.Format("#KerCon_OccludedByX", Lib.Color(losState.occluder.displayName.LocalizeRemoveGender(), Lib.Kolor.Red))); // Occluded by <<1>>
}
if (losState.distance > 0)
{
return(Localizer.Format("#KerCon_DistanceX", Lib.Color(Lib.HumanReadableDistance(losState.distance), Lib.Kolor.Red)));
}
if (!losState.angularRequirementMet && (minAngularVelocity != 0 || maxAngularVelocity != 0))
{
string angularVelocityStr = Lib.Color(losState.angularVelocity.ToString("F1") + " °/m", Lib.Kolor.Red);
return(Localizer.Format("#KerCon_AngularVelX", angularVelocityStr));
}
return(Localizer.Format("#KerCon_XisY", targetName, Lib.Color(Localizer.Format("#KerCon_NotVisible"), Lib.Kolor.Red)));
}
string result = Localizer.Format("#KerCon_XisY", targetName, Lib.Color(Localizer.Format("#KerCon_Visible"), Lib.Kolor.Green));
if (losState.angularRequirementMet)
{
string angularVelocityStr = Lib.Color(losState.angularVelocity.ToString("F1") + " °/m", Lib.Kolor.Green);
result += ", " + Localizer.Format("#KerCon_AngularVelX", angularVelocityStr);
}
return(result);
}
internal override SubRequirementState VesselMeetsCondition(Vessel vessel, EvaluationContext context)
{
ObserveBodyState state = new ObserveBodyState();
var body = context.targetBody;
// generate ray parameters
var vesselPosition = context.VesselPosition(vessel);
var bodyDir = context.BodyPosition(body) - vesselPosition;
state.distance = bodyDir.magnitude;
bodyDir /= state.distance;
state.distance -= body.Radius;
double distance = maxDistance;
if (distance == 0 && maxDistanceAU != 0)
{
distance = Sim.AU * maxDistanceAU;
}
if (distance != 0 && state.distance > distance)
{
state.requirementMet = false;
return(state);
}
if (minAngularVelocity > 0 || maxAngularVelocity > 0)
{
var elevation = AboveWaypoint.GetElevation(vessel, 0, 0, context.targetBody, context);
var elevation10s = AboveWaypoint.GetElevation(vessel, 0, 0, context.targetBody, context, 10);
state.angularVelocity = Math.Abs((elevation10s - elevation) * 6.0); // radial velocity is in degrees/minute
state.angularRequirementMet = true;
if (minAngularVelocity > 0)
{
state.angularRequirementMet &= state.angularVelocity >= minAngularVelocity;
}
if (maxAngularVelocity > 0)
{
state.angularRequirementMet &= state.angularVelocity <= maxAngularVelocity;
}
state.requirementMet &= state.angularRequirementMet;
}
VesselData vd;
if (!vessel.TryGetVesselData(out vd))
{
state.requirementMet = false;
return(state);
}
// check if the ray intersects with an occluder
foreach (CelestialBody occludingBody in vd.EnvVisibleBodies)
{
if (occludingBody == body)
{
continue;
}
if (!Sim.RayAvoidBody(vesselPosition, bodyDir, state.distance, occludingBody))
{
state.occluder = occludingBody;
state.requirementMet = false;
return(state);
}
}
state.requirementMet = true;
return(state);
}