private static Cube[] GetCubeFromVector(int n, Vector3D vector)
{
var cubes = new List <Cube>();
var o = new Vector3D(0, 0, 0);
var vs = VectorVariantFinder.FindAllVariantsAtRightAnglesTo(vector);
var bs = vs.Where(v => Math.Abs(v.LengthSquared - vector.LengthSquared) < 1e-9 &&
Math.Abs(Math.Abs(Vector3D.AngleBetween(v, vector)) - 90) < 1e-9);
foreach (var b in bs)
{
var c = Vector3D.CrossProduct(vector, b);
c *= (vector.Length / c.Length);
Cube cube;
if (Cube.TryMakeCubeFrom(o, vector, b, c, out cube) && !cubes.Contains(cube))
{
cubes.Add(cube);
}
}
if (!cubes.Any())
{
throw new InvalidOperationException($"No cubes found for vector {vector}");
}
cubes.RemoveAll(cube => !cube.Dimensions.All(d => d <= n));
return(cubes.Distinct().ToArray());
}
