public RubikCube(int rank_num = 3, int edge = 150)
{
rank = rank_num;
double temp = rank_num * edge / 2.0;
// initial cuboids
cuboids = new Cuboid[rank, rank, rank];
ForEach((i, j, k) =>
{
var cub = new Cuboid(edge, edge, edge);
cub.MoveBy(i * edge - temp, j * edge - temp, k * edge - temp);
cub.DrawingLine = true;
cub.FillingFace = false;
cuboids[i, j, k] = cub;
});
// default center is 0,0,0
center = new Point3D(0, 0, 0);
}
