After the current site being scanned, we (2 artists) try to reconstruct the castle as it was during the 12th century.
It's a webGL app using BabylonJS as engine, which run on most devices.
Global view of the reconstruction.
Global view of the current castle (photogrammetry then remeshed).
Whole scene, including all instanced props (veget, rocks, etc), is approching 500 000 tri.
Very low-poly mangonel.