/// <summary>
/// Generates a random angle within an arc
/// </summary>
/// <param name="arcStart">lowest angle of an arc</param>
/// <param name="arcEnd">highest angle of an arc</param>
/// <returns>random angle from within an arc</returns>
public static double RandomAngle(double arcStart, double arcEnd)
{
arcStart = Numerical.Modulo(arcStart, 360);
arcEnd = Numerical.Modulo(arcEnd, 360);
if (arcStart >= arcEnd)
{
arcEnd += 360;
}
double angle = arcStart + (RNG.NextDouble() * (arcEnd - arcStart));
return(Numerical.Modulo(angle, 360));
}
/// <summary>
/// Adds all of the points within a circle definition to an existing blob
/// </summary>
/// <param name="blob"></param>
/// <param name="circleCenter"></param>
/// <param name="circleRadius"></param>
public static void AddMinimapIconToBlob(ref Blob blob, Point circleCenter)
{
const int circleRadius = 7;
double maxRadius = circleRadius + Numerical.NonZero(0);
Point point;
for (int x = circleCenter.X - circleRadius; x <= circleCenter.X + circleCenter.X; x++)
{
for (int y = circleCenter.Y - circleRadius; y <= circleCenter.Y + circleRadius; y++)
{
point = new Point(x, y);
if (DistanceBetweenPoints(point, circleCenter) <= maxRadius)
{
blob.AddPixel(point, true);
}
}
}
}