/// <summary>
/// Return normalized vector of v multiplied by a scalar
/// </summary>
/// <param name="point">Vector</param>
/// <returns></returns>
public static I2dCartesianCoordinates <double> Normalize(I2dCartesianCoordinates <double> point, double scalar = 1.0)
{
var norm = Norm(point);
var p = new Point2d();
if (norm > 0)
{
p.SetCartesian(scalar * point.X / norm, scalar * point.Y / norm);
}
return(p);
}
public void SetCartesian(I2dCartesianCoordinates <double> p)
{
X = p.X; Y = p.Y; Z = 0.0;
}
/// <summary>
/// Return the cross product: v1 x v2
/// </summary>
/// <param name="v1">2d vector</param>
/// <param name="v2">2d vector</param>
public static I3dCartesianCoordinates <double> CrossProduct(I2dCartesianCoordinates <double> v1, I2dCartesianCoordinates <double> v2)
{
var Z = (v1.X * v2.Y) - (v1.Y * v2.X);
return(new Point3d(0.0, 0.0, Z));
}
public Point2d(I2dCartesianCoordinates <double> p)
{
SetCartesian(p);
}
