public void show(Graphics g, Projection pr = 0, Pen pen = null, bool normal = false, Point3d camera = null)
{
var figure = new Polyhedron(this);
figure.Apply(Transformation.ProjectionTransform(pr));
foreach (Face f in figure.Faces)
{
if(normal)
if(camera == null)
f.find_normal(this.Center);
else
f.find_normal(this.Center, camera);
if (f.IsVisible)
f.show(g, pr, pen);
}
}
public void fiqureApply(Transformation t)
{
camera_figure.Apply(t);
}