public Tuple3 BedrockPosition(double latitude, double longitude, ReferenceFrame referenceFrame)
{
var altitude = BedrockHeight(latitude, longitude);
var position = InternalBody.GetWorldSurfacePosition(latitude, longitude, altitude);
return(referenceFrame.PositionFromWorldSpace(position).ToTuple());
}
Tuple3 PositionAt (double latitude, double longitude, double altitude, ReferenceFrame referenceFrame)
{
if (ReferenceEquals (referenceFrame, null))
throw new ArgumentNullException (nameof (referenceFrame));
var position = InternalBody.GetWorldSurfacePosition (latitude, longitude, altitude);
return referenceFrame.PositionFromWorldSpace (position).ToTuple ();
}
public double SurfaceHeight (double latitude, double longitude)
{
var alt = Math.Max (0, BedrockHeight (latitude, longitude));
// Using raycast to find real surface height.
const double raySource = 1000;
const double raySecondPoint = 500;
Vector3d rayCastStart = InternalBody.GetWorldSurfacePosition(latitude, longitude, alt + raySource);
Vector3d rayCastStop = InternalBody.GetWorldSurfacePosition(latitude, longitude, alt + raySecondPoint);
RaycastHit hit;
//Casting a ray on the surface (layer 15 in KSP).
if (Physics.Raycast(rayCastStart, (rayCastStop - rayCastStart), out hit, float.MaxValue, 1 << 15))
{
// Ensure hit is on the topside of planet, near the rayCastStart, not on the far side.
if (Mathf.Abs(hit.distance) < 3000)
{
// Okay, a hit was found, use it instead of PQS alt:
alt = alt + raySource - hit.distance;
}
}
return alt;
}
public Tuple3 MSLPosition(double latitude, double longitude, ReferenceFrame referenceFrame)
{
var position = InternalBody.GetWorldSurfacePosition(latitude, longitude, 0);
return(referenceFrame.PositionFromWorldSpace(position).ToTuple());
}