Age of Empires 2 fan revives debate on building rotation and shows mirrored structures

A veteran Age of Empires 2 player going by CrazyYETEE posted a series of mockups showing what buildings would look like in the Definitive Edition remaster if mirrored horizontally. The idea boils down to letting players flip structures the same way gates can currently be flipped.

The player notes that the feature is meant mainly for map creators and people who enjoy building attractive settlements, and that it wouldn't offer any competitive edge.

Other titles in the series are cited as supporting arguments. Changing building orientation is already possible in Age of Empires 3, Age of Mythology and Age of Empires 4, where the camera can be rotated. The difference is that the fourth entry is fully 3D, while the second game works on a different system entirely.

The community reaction turned out almost unanimous in emotion but split in conclusions. Mirrored monasteries and markets got called "creepy" – simply because they look unnatural to eyes used to the original layout.

One longtime player joked that if flipped sprites don't feel jarring, you probably haven't put in enough hours.

The technical side of the issue turns out far more complicated than simply flipping an image. Back in 2018, the Definitive Edition developers explained that units, buildings and trees are built as 3D models before being rendered into 2D images. Whatever sits behind a building simply doesn't exist, since it was never rendered in the first place.

That leads to a list of obstacles people raised in the discussion:

• shadows are baked directly into the sprites rather than calculated by the engine

• mirroring a building would put the light source on the opposite side, clashing with the rest of the scene

• the number of graphical assets for buildings would need to be doubled

• models were originally lit based on a specific sun direction, so flipping them would push detailed stonework into shadow

• surfaces that used to sit in shadow would end up under direct light and look flat and empty

The scale of the work gets worse once you factor in the scaling system. Every asset is rendered three times at different zoom levels to keep the image sharp from HD up to 4K. Doubling the building set would mean doubling an already tripled batch of images.

Professional artists had mixed feelings about the idea. From a player's standpoint the feature sounds nice, but from an artist's standpoint that task means a massive amount of redrawing work. Even with an existing pipeline for rendering 3D models, which makes things noticeably easier than drawing everything by hand.

Part of the community thinks the addition would hurt battlefield readability. The current fixed orientation lets players recognize buildings instantly, and flipping them would add an extra layer of attention needed in moments where every second counts. Suggested compromises include a toggle for display mode or limiting the feature to the map editor only.

Worth pointing out that Stronghold: Definitive Edition, while just as much a classic isometric strategy game, does let players rotate the camera and view buildings from different angles.