/// <summary>
/// Returns the angle between two NetronVectors
/// </summary>
/// <param name="v1">a vector</param>
/// <param name="v2">a vector</param>
/// <returns></returns>
public static double Angle(NetronVector v1, NetronVector v2)
{
if ((v1.Length() > 0) && (v2.Length() > 0))
{
return(Math.Acos(v1.DotProduct(v2) / (v1.Length() * v2.Length())));
}
else
{
return(0);
}
}
/// <summary>
/// Sets this vector to the project of the original onto the given vector
/// </summary>
/// <param name="v">the vector onto which this vector is projected</param>
public void ProjectionEquals(NetronVector v)
{
this.SetTo(v.Multiply((this.DotProduct(v)) / (v.DotProduct(v))));
}
/// <summary>
/// Returns the projection of this vector on the given one
/// </summary>
/// <param name="v">the vector onto which this vector is projected</param>
/// <returns>the resulting vector</returns>
public NetronVector Projection(NetronVector v)
{
return(v.Multiply((this.DotProduct(v)) / (v.DotProduct(v))));
}
