The CAVE™

Interacting with MMB

Santa Maria del Fiore

Santa Maria delle Grazie

Last Supper Interactive

Vanishing point

Inside the Last Supper

Gutenberg's Press

Shift to the CD-City

Navigating in CD-City

As I approach it, the painting becomes transparent. In overlay, I see a graphic representation of Leon Battista Alberti's theorem, Costruzione Legittima.

The overlay of the theorem demonstrates exactly the perspectival composition of The Last Supper. The computer programs construct the homogeneous coordinate representation of the painted space, perform the linear transformation in perspectival space, and produce the final projection on the plane of visualization, in Cartesian coordinates, of the three-dimensional scene produced by Leonardo.

Figure xy. MMB: