internal override bool VesselsMeetCondition(List <Vessel> vessels, EvaluationContext context, out string statusLabel)
{
if (minSurface == 0 || vessels.Count == 0)
{
statusLabel = string.Empty;
return(vessels.Count > 0);
}
double visible;
double R = context.targetBody.Radius;
if (vessels.Count == 1)
{
Vessel vessel = vessels[0];
double a = context.Altitude(vessel, context.targetBody);
visible = 100.0 * a / (2 * (a + R));
}
else
{
ResetVisibleSurfaces();
Vector3d bodyPosition = context.BodyPosition(context.targetBody);
foreach (Vessel v in vessels)
{
Vector3d vesselPosition = context.VesselPosition(v);
Vector3d viewDirection = (vesselPosition - bodyPosition);
double a = R;
double b = R + context.Altitude(v, context.targetBody);
double c = Math.Sqrt(a * a + b * b);
double α = Math.Asin(b / c) * 180.0 / Math.PI;
MarkVisibleSurfaces(viewDirection.normalized, α);
}
visible = 100.0 * visibleSurfaces / (double)surfaces.Count;
}
string observedPercStr = Lib.HumanReadablePerc(visible / 100.0) + " / " + Lib.HumanReadablePerc(minSurface / 100.0);
observedPercStr = Lib.Color(observedPercStr, visible > minSurface ? Lib.Kolor.Green : Lib.Kolor.Red);
statusLabel = Localizer.Format("<<1>> of surface observed", observedPercStr);
return(visible > minSurface);
}
public static double VisibleSurface(List <Vessel> vessels, EvaluationContext context, Vector3d bodyPosition, double minElevation, List <Surface> surfaces)
{
Reset(surfaces);
int visibleSurfaces = 0;
foreach (Vessel v in vessels)
{
Vector3d vesselPosition = context.VesselPosition(v);
Vector3d viewDirection = (vesselPosition - bodyPosition);
double R = context.targetBody.Radius;
double a = R;
double b = R + context.Altitude(v, context.targetBody);
double c = Math.Sqrt(a * a + b * b);
double α = Math.Asin(b / c) * 180.0 / Math.PI;
visibleSurfaces += MarkVisibleSurfaces(viewDirection.normalized, α - minElevation, surfaces);
}
return(visibleSurfaces / (double)surfaces.Count);
}
internal override SubRequirementState VesselMeetsCondition(Vessel vessel, EvaluationContext context)
{
AltitudeState state = new AltitudeState();
state.distance = context.Altitude(vessel);
double minAlt = min != 0 ? min : minR * context.targetBody.Radius;
double maxAlt = max != 0 ? max : maxR * context.targetBody.Radius;
state.requirementMet = true;
if (minAlt != 0 && state.distance < minAlt)
{
state.requirementMet = false;
}
if (maxAlt != 0 && state.distance > maxAlt)
{
state.requirementMet = false;
}
return(state);
}
