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· 1 month, 1 week ago • Sophie McEvoy

Reforj developer 4J Studios unveils Rixels: modified pixels that reduce texture memory requirements by 98%

Briefing

4J Studios has unveiled Rixels, a texture system for Reforj that replaces conventional pixel grids with modified pixels containing vector shapes. The pitch is simple: keep the look of pixel art and blocky textures, but avoid the memory bloat and blur that usually come with scaling up. The studio says the technology is already part of its proprietary Elements Engine.

The headline number is hard to ignore. A 512x512 texture grid that previously took 4MB can be represented with 20x20 Rixel squares using just 72KB, a reduction of more than 98%. Because each Rixel is vector-based, it remains sharp when zoomed in instead of turning fuzzy. 4J says Reforj is currently the only game using this approach.

For developers, the practical appeal is obvious: lower texture memory pressure, fewer performance cliffs, and more headroom for persistent 60 fps in a voxel or block-building game. That matters most in stylised projects where texture readability and memory efficiency are both under constant pressure. 4J has also applied for a patent, and the studio is open to licensing the technology if it proves useful beyond games.

The bigger context is that 4J has spent years working in sandbox and Minecraft-adjacent spaces, so this looks like a targeted engine-level answer to a very specific production problem. It may not be a universal fit, especially for photoreal projects, but it is the kind of pipeline idea that could be interesting to engine teams, tools developers, and anyone fighting texture budgets at scale.

“We were using 512x512 normal textures... we were going to run ourselves into a wall with space.”

— Chris van der Kuyl · Explaining why 4J built Rixels
At a glance
what
4J Studios unveiled Rixels, a vector-based texture system for Reforj
who
4J Studios, chairman Chris van der Kuyl, CTO Richard Reavy
when
Announced alongside Reforj development; patent application already filed
impact
Cuts texture memory use by over 98% and helps avoid performance dips in voxel-style games
Signal Positive

Promising memory savings and performance gains for stylized games

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