public COORDS generateRandomLocation(int minRadius, int maxRadius)
{
COORDS randomSpot = new COORDS();
randomRadius = rand.Next(minRadius, maxRadius);
roverScience.setScienceMaxRadiusBoost(randomRadius);
double bodyRadius = vessel.mainBody.Radius;
double randomAngle = rand.NextDouble() * (double)(1.9);
double randomTheta = (randomAngle * (Math.PI));
double angularDistance = randomRadius / bodyRadius;
double currentLatitude = vessel.latitude.ToRadians();
double currentLongitude = vessel.longitude.ToRadians();
double spotLat = Math.Asin(Math.Sin(currentLatitude) * Math.Cos(angularDistance) +
Math.Cos(currentLatitude) * Math.Sin(angularDistance) * Math.Cos(randomTheta));
double spotLon = currentLongitude + Math.Atan2(Math.Sin(randomTheta) * Math.Sin(angularDistance) * Math.Cos(currentLatitude),
Math.Cos(angularDistance) - Math.Sin(currentLatitude) * Math.Sin(spotLat));
randomSpot.latitude = spotLat.ToDegrees();
randomSpot.longitude = spotLon.ToDegrees();
return(randomSpot);
}
public double getDistanceBetweenTwoPoints(COORDS _from, COORDS _to)
{
double bodyRadius = vessel.mainBody.Radius;
double dLat = (_to.latitude - _from.latitude).ToRadians();
double dLon = (_to.longitude - _from.longitude).ToRadians();
double lat1 = _from.latitude.ToRadians();
double lat2 = _to.latitude.ToRadians();
double a = Math.Sin(dLat / 2) * Math.Sin(dLat / 2) +
Math.Sin(dLon / 2) * Math.Sin(dLon / 2) * Math.Cos(lat1) * Math.Cos(lat2);
double c = 2 * Math.Atan2(Math.Sqrt(a), Math.Sqrt(1 - a));
double d = bodyRadius * c;
return(Math.Round(d, 4));
}
public double getBearingFromCoords(COORDS target)
{
// Rover x,y position
double dLat = (target.latitude - location.latitude).ToRadians();
double dLon = (target.longitude - location.longitude).ToRadians();
double lat1 = location.latitude.ToRadians();
double lat2 = target.latitude.ToRadians();
double y = Math.Sin(dLon) * Math.Cos(lat2);
double x = Math.Cos(lat1) * Math.Sin(lat2) -
Math.Sin(lat1) * Math.Cos(lat2) * Math.Cos(dLon);
double bearing = Math.Atan2(y, x).ToDegrees();
//bearing = (bearing + 180) % 360;
//return bearing % 360;
return((bearing + 360) % 360);
}
// Method to set location
public void setLocation(double longitude = 0, double latitude = 0, bool random = false, bool anomaly = false)
{
// generate random radius for where to spot placement
// bool random will override whatever is entered
if (!random)
{
location.latitude = latitude;
location.longitude = longitude;
}
else
{
COORDS randomSpot = generateRandomLocation(rover.minRadius, rover.maxRadius);
location.latitude = randomSpot.latitude;
location.longitude = randomSpot.longitude;
}
established = true;
this.generateScience(anomaly);
predictSpot(anomaly);
rover.distanceTraveledTotal = 0;
//Debug.Log("== setLocation() ==");
//Debug.Log("randomAngle: " + Math.Round(randomAngle, 4));
//Debug.Log("randomTheta (radians): " + Math.Round(randomTheta, 4));
//Debug.Log("randomTheta (degrees?): " + Math.Round((randomTheta.ToDegrees()), 4));
//Debug.Log(" ");
//Debug.Log("randomRadius selected: " + randomRadius);
//Debug.Log("distance to ScienceSpot: " + rover.distanceFromScienceSpot);
//Debug.Log("lat/long: " + location.latitude + " " + location.longitude);
//Debug.Log("==================");
DrawWaypoint.Instance.setMarkerLocation(location.longitude, location.latitude, spawningObject: !anomaly);
DrawWaypoint.Instance.showMarker();
}
