/// <summary>
/// Initializes rotation, equal to the rotation from global CS to 'coord'.
/// </summary>
public Rotation(Coord3d coord)
{
if (coord == null)
{
_r = Matrix3d.Identity();
}
else
{
_r = coord.Axes.Transpose();
}
_coord = Coord3d.GlobalCS;
}
/// <summary>
/// Initializes default coordinate system.
/// </summary>
/// <param name="name">Name of the coordinate system.</param>
public Coord3d(string name = "")
{
_origin = new Point3d(0, 0, 0);
_axes = Matrix3d.Identity();
if ((!string.IsNullOrEmpty(name)))
{
_name = name;
}
else
{
_name = "Coord " + count.ToString();
}
count += 1;
}
/// <summary>
/// Default constructor, initializes identity matrix (zero rotation).
/// </summary>
public Rotation()
{
_r = Matrix3d.Identity();
_coord = Coord3d.GlobalCS;
}