One program that demonstrates this well is Feather, an iPad app that allows 2D artists to 'draw' in 3D. Now fully offline, ...

These lines allow complex shapes to be drawn simply in 2D. In third angle, what you see from the right would be drawn on the right. In first angle, the view from the right would be projected ...

Two-point perspective close two-point perspectiveUses two vanishing points to create a 3D drawing. - This shows an object from the side with two vanishing points. It gives the most realistic view ...