public static Vector2 PolarToCartesian(this Vector2Polar p)
{
Vector2 result = new Vector2();
result.X = (float)(p.Radius * Math.Cos(p.Theta));
result.Y = (float)(p.Radius * Math.Sin(p.Theta));
return(result);
}
public static Vector2Polar Add(this Vector2Polar a,Vector2Polar b)
{
var X = Math.Cos(a.Theta)*a.Radius + Math.Cos(b.Theta)*b.Radius;
var Y = Math.Sin (a.Theta) * a.Radius + Math.Sin (b.Theta) * b.Radius;
var theta = Math.Atan2(Y,X);
theta = NormalizeAngle (theta);
var radius = Math.Sqrt (X * X + Y * Y);
return new Vector2Polar () { Theta = (float)theta, Radius = (float)radius };
}
public static Vector2Polar Add(this Vector2Polar a, Vector2Polar b)
{
var X = Math.Cos(a.Theta) * a.Radius + Math.Cos(b.Theta) * b.Radius;
var Y = Math.Sin(a.Theta) * a.Radius + Math.Sin(b.Theta) * b.Radius;
var theta = Math.Atan2(Y, X);
theta = NormalizeAngle(theta);
var radius = Math.Sqrt(X * X + Y * Y);
return(new Vector2Polar()
{
Theta = (float)theta, Radius = (float)radius
});
}