/// <summary>
/// Projects this vector onto other vector.
/// </summary>
/// <param name="other">The vector being projected onto</param>
/// <returns></returns>
[Pure] public IntVector2 LossyProjectOnto(IntVector2 other)
{
var numerator = other.Dot(this);
var denominator = other.SquaredNorm2();
return(new IntVector2(
(cInt)((other.X * numerator) / denominator),
(cInt)((other.Y * numerator) / denominator)));
}
/// <summary>
/// result * other ~= Proj(this onto other)
/// </summary>
/// <param name="other"></param>
/// <returns></returns>
[Pure] public double ProjectOntoComponentD(IntVector2 other)
{
return(other.Dot(this) / (double)other.SquaredNorm2());
}